| Portsmouth Rhode Island Weather Almanac |
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| Monday, March
17, 2025 |
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| Cloudy,
Heavy Rain and Fog, Windy, Continued Warm |
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Climate
Normal Period |
Climate Record Period |
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1991 -
2020 |
1893 - 2025 |
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March 17, 2025 |
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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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54 |
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59 |
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46 |
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+8 |
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66 |
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in |
2003 |
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25 |
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in |
1967 |
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| Minimum
Temperature |
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42 |
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41 |
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31 |
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+11 |
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50 |
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in |
1990 |
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10 |
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in |
1916 |
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| Average Temperature |
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48 |
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50 |
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39 |
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+9 |
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55 |
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in |
1990 |
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18 |
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in |
1916 |
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| Month Avg Max Temperature |
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48.6 |
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51.4 |
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44.8 |
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+3.9 |
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52.1 |
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in |
1973 |
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32.2 |
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in |
1916 |
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| Month Avg
Min Temperature |
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32.0 |
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36.2 |
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31.7 |
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+0.3 |
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37.8 |
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in |
1973 |
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19.7 |
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in |
1950 |
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| Month Average
Temperature |
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40.6 |
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43.9 |
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38.1 |
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+2.5 |
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45.2 |
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in |
1973 |
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26.5 |
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in |
1916 |
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| High Heat Index |
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76 |
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76 |
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in |
2024 |
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| Low Wind
Chill |
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34 |
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36 |
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21 |
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+13 |
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-3 |
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in |
1916 |
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| Heating Degree Days |
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17 |
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15 |
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26 |
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-9 |
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47 |
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in |
1916 |
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10 |
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in |
1990 |
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| Month Heating DD |
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414 |
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358 |
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486 |
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-72 |
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654 |
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in |
1916 |
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336 |
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in |
1973 |
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| Season
Heating DD |
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4076 |
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3905 |
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4312 |
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-236 |
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5366 |
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in |
1905 |
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3546 |
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in |
2016 |
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| Cooling Degree Days |
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0 |
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0 |
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#REF! |
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#REF! |
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0 |
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in |
1900 |
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0 |
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in |
All |
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| Month Cooling DD |
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| Year Cooling DD |
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| Maximum Dew Point |
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54 |
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48 |
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35 |
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+19 |
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59 |
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in |
1990 |
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9 |
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in |
1967 |
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| Minimum
Dew Point |
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38 |
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31 |
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20 |
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+18 |
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50 |
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in |
1990 |
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-7 |
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in |
1961 |
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| Average Dew Point |
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46 |
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40 |
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28 |
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+18 |
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55 |
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in |
1990 |
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2 |
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in |
1967 |
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| Month Avg Max Dew Point |
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37.5 |
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43.2 |
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33.2 |
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+4.2 |
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43.2 |
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in |
2024 |
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20.1 |
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in |
1960 |
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| Month Avg
Min Dew Point |
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23.1 |
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31.1 |
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18.2 |
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+4.9 |
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31.1 |
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in |
2024 |
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3.6 |
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in |
1980 |
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| Month Average Dew Point |
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30.4 |
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37.2 |
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26.1 |
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+4.4 |
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37.2 |
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in |
2024 |
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14.6 |
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in |
1950 |
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| Precipitation |
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2.16 |
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.02 |
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.15 |
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+2.01 |
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2.16 |
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in |
2025 |
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| One Hour
Rain |
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.59 |
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.01 |
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.59 |
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in |
2025 |
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| Half Hour
Rain |
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.34 |
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.01 |
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.34 |
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in |
2025 |
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| Hourly Rain Rate |
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1.88 |
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.00 |
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3.74 |
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in |
2007 |
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| Month Precipitation |
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2.61 |
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5.05 |
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2.30 |
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+.31 |
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5.80 |
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in |
2000 |
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.08 |
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in |
1915 |
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| Year Precipitation |
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7.79 |
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14.61 |
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9.40 |
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-1.61 |
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19.20 |
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in |
1979 |
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4.55 |
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in |
1980 |
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| Snow |
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0.0 |
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0.0 |
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0.2 |
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-0.2 |
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2.0 |
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in |
1932 |
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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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0.5 |
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-0.5 |
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11 |
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in |
1896 |
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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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T |
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3.6 |
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-3.6 |
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20.3 |
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in |
1916 |
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0.0 |
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in |
2025 |
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| Season Snow |
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11.9 |
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12.7 |
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30.9 |
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-19.0 |
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75.0 |
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in |
2005 |
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4.7 |
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in |
1998 |
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March
17, 2025 |
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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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99% |
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98% |
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84% |
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+15% |
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100% |
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in |
2007 |
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54% |
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in |
1981 |
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| Minimum
Humidity |
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84% |
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42% |
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49% |
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+35% |
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91% |
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in |
1968 |
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23% |
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in |
1959 |
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| Average Humidity |
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92% |
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70% |
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67% |
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+25% |
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96% |
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in |
1968 |
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41% |
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in |
1961 |
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| Maximum Barometer |
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29.92 |
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29.75 |
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30.06 |
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-00.14 |
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30.61 |
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in |
1998 |
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29.22 |
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in |
1981 |
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| Minimum
Barometer |
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29.74 |
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29.50 |
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29.76 |
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-00.02 |
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30.48 |
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in |
1998 |
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28.88 |
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in |
1974 |
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| Average Barometer |
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29.83 |
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29.63 |
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29.91 |
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-00.08 |
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30.55 |
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in |
1998 |
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29.12 |
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in |
1981 |
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| Average
Wind |
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12.1 |
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9.7 |
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9.0 |
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+3.1 |
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20.1 |
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in |
2000 |
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2.5 |
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in |
2012 |
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| Direction |
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S |
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S |
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WNW |
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N |
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S |
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| High
Wind Gust |
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43 |
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29 |
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28 |
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+15 |
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61 |
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in |
1956 |
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9 |
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in |
2003 |
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| Direction |
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S |
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NW |
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NW |
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NNW |
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S |
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| Maximum Water Temp |
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44.2 |
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45.9 |
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40.8 |
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+3.4 |
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46.4 |
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in |
2012 |
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36.2 |
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in |
2015 |
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| Minimum
Water Temp |
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42.4 |
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44.2 |
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38.8 |
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+3.6 |
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44.7 |
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in |
2012 |
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34.9 |
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in |
2015 |
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| Average Water Temp |
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43.3 |
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45.1 |
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39.8 |
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+3.5 |
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45.6 |
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in |
2012 |
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35.6 |
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in |
2015 |
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| Sunrise/ AM Twilight |
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6:52:57 AM |
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6:24:03 AM |
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| Sunset /
PM Twilight |
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6:54:16 PM |
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7:22:29 PM |
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| Length Of Day |
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12:01:19 |
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| Special
Conditions |
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Fog |
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| Comments |
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Record Breaking Rainfall |
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| Hour-by-Hour Weather For March 17, 2025 |
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| Climate Weather for March 17 |
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| Weather History For March 17 |
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| Weather Calendar |
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| Back To Weather Stat Page |
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