| Portsmouth Rhode Island Weather Almanac |
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| Tuesday, July
1, 2025 |
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| Cloudy,
Light Rain/Dense Fog early, Partly Cloudy Day to Mostly Cloudy PM, Warmer and
Muggy |
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Climate
Normal Period |
Climate Record Period |
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1991 -
2020 |
1893 - 2025 |
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July 1 |
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Record |
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Record |
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| Observed Daily Data |
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2025 |
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2024 |
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Norm |
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Depart |
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Highest |
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Lowest |
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| Maximum Temperature |
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83 |
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78 |
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78 |
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+5 |
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93 |
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in |
2018 |
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62 |
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in |
1921 |
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| Minimum
Temperature |
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68 |
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64 |
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63 |
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+5 |
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74 |
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in |
1901 |
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51 |
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in |
1988 |
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| Average Temperature |
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76 |
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71 |
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71 |
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+5 |
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82 |
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in |
1901 |
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59 |
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in |
1988 |
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| Month Avg Max Temperature |
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83.0 |
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78.0 |
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78.0 |
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+5.0 |
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93.0 |
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in |
2018 |
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62.0 |
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in |
1921 |
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| Month Avg
Min Temperature |
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68.0 |
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64.0 |
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63.0 |
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+5.0 |
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74.0 |
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in |
1901 |
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51.0 |
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in |
1988 |
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| Month Average
Temperature |
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76.0 |
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71.0 |
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71.0 |
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+5.0 |
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82.0 |
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in |
1901 |
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59.0 |
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in |
1988 |
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| High
Heat Index |
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90 |
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80 |
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101 |
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in |
2018 |
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| Low Wind
Chill |
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45 |
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in |
1988 |
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| Heating Degree Days |
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0 |
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0 |
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1 |
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-1 |
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6 |
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in |
1988 |
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0 |
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in |
Many |
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| Month Heating DD |
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0 |
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0 |
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1 |
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-1 |
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6 |
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in |
1988 |
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0 |
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in |
Many |
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| Season
Heating DD |
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0 |
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0 |
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1 |
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-1 |
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6 |
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in |
1988 |
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0 |
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in |
Many |
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| Cooling Degree Days |
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11 |
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6 |
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6 |
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+5 |
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17 |
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in |
1901 |
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0 |
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in |
1988 |
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| Month Cooling DD |
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11 |
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6 |
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6 |
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+5 |
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17 |
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in |
1901 |
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0 |
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in |
1988 |
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| Year Cooling DD |
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166 |
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144 |
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99 |
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+67 |
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187 |
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in |
2001 |
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14 |
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in |
1972 |
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| Maximum Dew Point |
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75 |
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69 |
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67 |
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+8 |
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75 |
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in |
2025 |
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42 |
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in |
1978 |
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| Minimum
Dew Point |
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67 |
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61 |
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58 |
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+9 |
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68 |
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in |
2013 |
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37 |
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in |
1978 |
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| Average Dew Point |
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71 |
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65 |
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63 |
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+8 |
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71 |
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in |
2025 |
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40 |
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in |
1978 |
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| Month Avg Max Dew Point |
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75.0 |
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69.0 |
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67.0 |
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+8.0 |
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75.0 |
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in |
2025 |
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42.0 |
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in |
1978 |
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| Month Avg
Min Dew Point |
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67.0 |
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61.0 |
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58.0 |
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+9.0 |
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68.0 |
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in |
2013 |
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37.0 |
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in |
1978 |
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| Month Average Dew Point |
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71.0 |
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65.0 |
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63.0 |
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+8.0 |
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71.0 |
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in |
2025 |
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39.5 |
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in |
1978 |
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| Precipitation |
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.02 |
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.01 |
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.11 |
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-.09 |
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2.06 |
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in |
2009 |
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| One Hour
Rain |
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.02 |
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.01 |
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1.34 |
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in |
2009 |
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| Half Hour
Rain |
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.01 |
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.01 |
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.81 |
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in |
2009 |
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| Hourly Rain Rate |
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.05 |
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.00 |
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7.38 |
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in |
2009 |
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| Month Precipitation |
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.02 |
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.01 |
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.11 |
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-.09 |
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2.06 |
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in |
2009 |
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.00 |
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in |
2023 |
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| Year Precipitation |
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21.39 |
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33.96 |
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22.81 |
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-1.42 |
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40.39 |
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in |
1998 |
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12.92 |
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in |
1957 |
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| Snow |
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0.0 |
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0.0 |
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#N/A |
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#N/A |
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0.0 |
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in |
1900 |
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0.0 |
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in |
Many |
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| Snow Depth |
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0 |
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0 |
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0 |
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0 |
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in |
1900 |
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0 |
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in |
Many |
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| Month Snow |
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0.0 |
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0.0 |
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T |
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#N/A |
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in |
#N/A |
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0.0 |
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in |
Many |
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| Season Snow |
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#N/A |
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#N/A |
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#N/A |
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#N/A |
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#N/A |
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in |
#N/A |
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#N/A |
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in |
#N/A |
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July 1 |
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Record |
Record |
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| Observed Daily Data |
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2025 |
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2024 |
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Norm |
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Depart |
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Highest |
Lowest |
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| Maximum Humidity |
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98% |
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99% |
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91% |
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+7% |
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100% |
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in |
2017 |
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51% |
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in |
1978 |
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| Minimum
Humidity |
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77% |
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62% |
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57% |
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+20% |
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91% |
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in |
2013 |
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26% |
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in |
1986 |
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| Average Humidity |
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88% |
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81% |
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74% |
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+14% |
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95% |
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in |
2013 |
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40% |
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in |
1978 |
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| Maximum Barometer |
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29.93 |
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30.12 |
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30.00 |
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-00.07 |
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30.38 |
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in |
1985 |
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29.68 |
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in |
1957 |
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| Minimum
Barometer |
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29.75 |
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29.81 |
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29.81 |
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-00.06 |
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30.25 |
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in |
1981 |
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29.38 |
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in |
1998 |
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| Average Barometer |
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29.84 |
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29.97 |
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29.91 |
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-00.07 |
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30.31 |
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in |
1981 |
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29.57 |
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in |
1998 |
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| Average
Wind |
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7.8 |
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8.2 |
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6.1 |
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+1.7 |
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11.4 |
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in |
1983 |
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2.1 |
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in |
1990 |
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| Direction |
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SSW |
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NNE |
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SSW |
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SSW |
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SSE |
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| High
Wind Gust |
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24 |
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26 |
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21 |
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+3 |
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35 |
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in |
2009 |
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11 |
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in |
1951 |
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| Direction |
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SSW |
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NNE |
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SSW |
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NNE |
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NNE |
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| Maximum Water Temp |
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70.7 |
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66.2 |
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68.7 |
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+2.0 |
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72.5 |
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in |
2021 |
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64.6 |
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in |
2009 |
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| Minimum
Water Temp |
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67.8 |
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62.4 |
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64.9 |
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+2.9 |
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68.7 |
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in |
2023 |
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58.1 |
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in |
2003 |
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| Average Water Temp |
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69.3 |
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64.3 |
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66.8 |
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+2.4 |
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70.5 |
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in |
2021 |
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62.1 |
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in |
2005 |
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| Sunrise/ AM Twilight |
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5:14:59 AM |
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4:42:06 AM |
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| Sunset /
PM Twilight |
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8:22:54 PM |
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8:56:35 PM |
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| Length Of Day |
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15:08:15 |
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| Special
Conditions |
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Dense Fog |
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| Comments |
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Record High Dew Points |
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| Hour-by-Hour Weather For July 1, 2025 |
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| Climate Weather for July 1 |
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| Weather History For July 1 |
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| Weather Calendar |
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| Back To Weather Stat Page |
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