Portsmouth Rhode Island Weather Almanac |
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Wednesday,
May 15, 2024 |
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Mostly
Cloudy early then Cloudy, Moderate Rain and Fog, Light Wind and Warmer |
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Climate
Normal Period |
Climate Record Period |
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1991 -
2020 |
1893 - 2024 |
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May 15, 2024 |
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Record |
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Record |
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Observed Daily Data |
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2024 |
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2023 |
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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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65 |
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71 |
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65 |
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+0 |
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84 |
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in |
1900 |
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50 |
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in |
1916 |
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Minimum
Temperature |
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55 |
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47 |
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48 |
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+7 |
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57 |
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in |
2012 |
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38 |
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in |
1986 |
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Average Temperature |
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60 |
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59 |
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56 |
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+4 |
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68 |
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in |
1976 |
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46 |
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in |
1947 |
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Month Avg Max Temperature |
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61.7 |
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66.4 |
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62.3 |
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-0.6 |
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71.3 |
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in |
2001 |
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52.4 |
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in |
1917 |
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Month
Avg Min Temperature |
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46.4 |
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47.6 |
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46.2 |
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+0.2 |
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50.4 |
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in |
1930 |
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39.8 |
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in |
1967 |
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Month Average
Temperature |
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54.3 |
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57.2 |
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54.3 |
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+0.1 |
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60.5 |
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in |
1930 |
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46.3 |
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in |
1917 |
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High
Heat Index |
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83 |
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in |
1900 |
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Low
Wind Chill |
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37 |
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in |
1985 |
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Heating Degree Days |
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5 |
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6 |
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9 |
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-4 |
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19 |
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in |
1947 |
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0 |
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in |
1976 |
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Month Heating DD |
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160 |
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121 |
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161 |
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-1 |
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280 |
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in |
1917 |
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79 |
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in |
1930 |
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Season
Heating DD |
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4891 |
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4600 |
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5365 |
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-474 |
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6395 |
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in |
1905 |
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4437 |
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in |
2012 |
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Cooling Degree Days |
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0 |
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0 |
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0 |
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+0 |
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3 |
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in |
1976 |
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0 |
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in |
2024 |
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Month Cooling DD |
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0 |
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4 |
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0 |
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+0 |
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27 |
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in |
2001 |
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0 |
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in |
2024 |
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Year Cooling DD |
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0 |
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4 |
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0 |
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+0 |
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27 |
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in |
2001 |
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0 |
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in |
2024 |
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Maximum Dew Point |
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61 |
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50 |
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53 |
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+8 |
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64 |
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in |
2022 |
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35 |
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in |
2002 |
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Minimum
Dew Point |
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51 |
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34 |
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42 |
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+9 |
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55 |
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in |
2014 |
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24 |
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in |
1971 |
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Average Dew Point |
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56 |
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42 |
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47 |
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+9 |
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59 |
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in |
2022 |
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31 |
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in |
1971 |
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Month Avg Max Dew Point |
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52.9 |
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51.3 |
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50.5 |
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+2.5 |
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55.7 |
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in |
2004 |
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40.3 |
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in |
1966 |
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Month
Avg Min Dew Point |
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42.7 |
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39.1 |
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38.9 |
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+3.8 |
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45.7 |
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in |
1998 |
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27.5 |
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in |
1966 |
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Month Average Dew Point |
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48.1 |
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45.5 |
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44.7 |
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+3.4 |
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49.9 |
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in |
1998 |
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33.9 |
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in |
1966 |
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Precipitation |
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.79 |
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.00 |
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.10 |
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+.69 |
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1.53 |
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in |
1938 |
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One
Hour Rain |
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.21 |
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.00 |
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.56 |
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in |
1978 |
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Half
Hour Rain |
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.15 |
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.00 |
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.24 |
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in |
2010 |
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Hourly Rain Rate |
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.65 |
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.00 |
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4.76 |
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in |
2010 |
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Month Precipitation |
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2.46 |
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.67 |
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1.71 |
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+.75 |
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6.16 |
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in |
2006 |
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.01 |
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in |
2015 |
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Year Precipitation |
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25.38 |
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17.90 |
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17.57 |
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+7.81 |
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32.13 |
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in |
1983 |
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10.56 |
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in |
1927 |
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Snow |
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0.0 |
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0.0 |
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0.0 |
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+0.0 |
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0.0 |
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in |
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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 |
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Month Snow |
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0.0 |
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0.0 |
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0.0 |
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+0.0 |
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1.7 |
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in |
1977 |
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0.0 |
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in |
Many |
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Season Snow |
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12.7 |
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9.1 |
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33.8 |
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-21.1 |
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84.1 |
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in |
1996 |
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5.0 |
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in |
1998 |
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May
15, 2024 |
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Record |
Record |
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Observed Daily Data |
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2024 |
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2023 |
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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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99% |
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86% |
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90% |
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+9% |
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100% |
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in |
2018 |
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59% |
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in |
2000 |
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Minimum
Humidity |
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81% |
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31% |
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53% |
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+28% |
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94% |
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in |
1953 |
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25% |
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in |
1994 |
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Average Humidity |
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90% |
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59% |
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72% |
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+18% |
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96% |
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in |
1953 |
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46% |
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in |
2000 |
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Maximum Barometer |
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29.97 |
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30.21 |
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30.09 |
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-00.12 |
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30.53 |
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in |
1971 |
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29.61 |
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in |
1960 |
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Minimum
Barometer |
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29.76 |
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29.89 |
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29.85 |
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-00.08 |
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30.32 |
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in |
1999 |
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29.40 |
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in |
2017 |
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Average Barometer |
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29.87 |
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30.05 |
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29.97 |
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-00.10 |
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30.38 |
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in |
1999 |
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29.58 |
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in |
1960 |
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Average
Wind |
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4.8 |
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7.9 |
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6.4 |
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-1.6 |
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14.3 |
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in |
2002 |
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2.2 |
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in |
1962 |
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Direction |
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E |
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SSW |
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S |
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WNW |
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SSE |
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High
Wind Gust |
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23 |
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26 |
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22 |
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+1 |
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40 |
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in |
2002 |
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9 |
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in |
1998 |
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Direction |
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NE |
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SW |
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SSE |
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WNW |
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SSE |
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Maximum Water Temp |
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56.5 |
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59.7 |
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55.0 |
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+1.5 |
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59.9 |
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in |
2007 |
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49.5 |
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in |
2019 |
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Minimum
Water Temp |
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54.5 |
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55.2 |
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51.8 |
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+2.7 |
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56.6 |
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in |
2012 |
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45.1 |
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in |
2020 |
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Average Water Temp |
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55.5 |
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57.5 |
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53.4 |
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+2.1 |
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58.0 |
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in |
2007 |
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47.5 |
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in |
2020 |
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Sunrise/ AM Twilight |
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5:25:15 AM |
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4:53:14 AM |
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Sunset
/ PM Twilight |
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7:58:11 PM |
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8:30:01 PM |
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Length Of Day |
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14:32:56 |
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Special Conditions |
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Fog |
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Comments |
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Hour-by-Hour Weather For May 15, 2024 |
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Climate Weather for May 15 |
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Weather History For May 15 |
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Weather Calendar |
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Back To Weather Stat Page |
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