| Portsmouth Rhode Island Weather Almanac |
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| Thursday,
March 20, 2025 |
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| Cloudy,
Light Rain Late, Foggy, Cooler |
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Climate
Normal Period |
Climate Record Period |
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1991 -
2020 |
1893 - 2025 |
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March 20, 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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50 |
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52 |
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47 |
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+3 |
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67 |
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in |
2010 |
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29 |
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in |
1923 |
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| Minimum
Temperature |
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41 |
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33 |
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32 |
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+9 |
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45 |
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in |
2022 |
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7 |
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in |
1967 |
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| Average Temperature |
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46 |
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43 |
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39 |
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+7 |
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55 |
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in |
2022 |
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21 |
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in |
1923 |
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| Month Avg Max Temperature |
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49.6 |
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51.2 |
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44.4 |
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+5.2 |
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51.8 |
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in |
1894 |
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31.5 |
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in |
1916 |
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| Month Avg
Min Temperature |
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32.9 |
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35.9 |
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31.3 |
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+1.6 |
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36.9 |
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in |
1973 |
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19.5 |
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in |
1916 |
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| Month Average
Temperature |
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41.6 |
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43.7 |
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37.8 |
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+3.8 |
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44.2 |
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in |
1973 |
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25.7 |
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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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38 |
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24 |
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23 |
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+15 |
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-6 |
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in |
1967 |
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| Heating Degree Days |
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19 |
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22 |
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26 |
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-7 |
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44 |
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in |
1923 |
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10 |
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in |
2022 |
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| Month Heating DD |
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468 |
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426 |
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564 |
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-96 |
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786 |
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in |
1916 |
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417 |
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in |
1973 |
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| Season
Heating DD |
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4130 |
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3973 |
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4390 |
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-260 |
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5437 |
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in |
1905 |
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3622 |
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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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46 |
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41 |
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35 |
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+11 |
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56 |
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in |
2012 |
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15 |
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in |
1967 |
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| Minimum
Dew Point |
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39 |
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24 |
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21 |
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+18 |
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41 |
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in |
2012 |
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-6 |
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in |
1967 |
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| Average Dew Point |
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43 |
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33 |
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28 |
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+15 |
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49 |
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in |
2012 |
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5 |
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in |
1967 |
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| Month Avg Max Dew Point |
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38.4 |
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42.0 |
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33.5 |
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+4.9 |
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42.1 |
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in |
2022 |
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22.0 |
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in |
1960 |
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| Month Avg
Min Dew Point |
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24.1 |
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29.7 |
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18.6 |
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+5.5 |
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29.7 |
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in |
2024 |
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4.8 |
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in |
1950 |
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| Month Average Dew Point |
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31.5 |
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35.8 |
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26.4 |
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+5.1 |
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35.8 |
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in |
2024 |
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15.2 |
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in |
1950 |
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| Precipitation |
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.01 |
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.05 |
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.15 |
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-.14 |
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1.24 |
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in |
1954 |
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| One Hour
Rain |
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.01 |
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.04 |
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.32 |
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in |
1996 |
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| Half Hour
Rain |
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.01 |
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.03 |
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.10 |
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in |
2014 |
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| Hourly Rain Rate |
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.00 |
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.06 |
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1.42 |
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in |
2008 |
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| Month Precipitation |
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2.62 |
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5.10 |
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2.75 |
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-.13 |
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8.05 |
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in |
1968 |
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.08 |
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in |
1915 |
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| Year Precipitation |
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7.80 |
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14.66 |
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9.85 |
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-2.05 |
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19.20 |
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in |
1979 |
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5.30 |
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in |
1901 |
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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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6.2 |
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in |
1944 |
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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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0.6 |
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-0.6 |
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21 |
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in |
1956 |
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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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4.2 |
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-4.2 |
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27.8 |
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in |
1956 |
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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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31.5 |
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-19.6 |
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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
20, 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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98% |
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92% |
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87% |
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+11% |
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100% |
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in |
2014 |
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47% |
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in |
1959 |
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| Minimum
Humidity |
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84% |
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46% |
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48% |
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+36% |
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87% |
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in |
1998 |
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16% |
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in |
1991 |
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| Average Humidity |
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91% |
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69% |
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67% |
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+24% |
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92% |
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in |
1996 |
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35% |
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in |
1959 |
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| Maximum Barometer |
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30.02 |
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29.76 |
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30.10 |
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-00.08 |
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30.68 |
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in |
1993 |
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29.47 |
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in |
1996 |
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| Minimum
Barometer |
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29.55 |
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29.57 |
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29.80 |
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-00.25 |
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30.47 |
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in |
2011 |
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28.73 |
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in |
1975 |
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| Average Barometer |
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29.79 |
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29.67 |
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29.95 |
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-00.16 |
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30.57 |
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in |
1993 |
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29.23 |
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in |
1975 |
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| Average
Wind |
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5.8 |
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10.0 |
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7.9 |
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-2.1 |
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23.3 |
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in |
1958 |
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2.1 |
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in |
1981 |
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| Direction |
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SE |
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SSW |
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N |
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NE |
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NW |
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| High
Wind Gust |
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24 |
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30 |
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26 |
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-2 |
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64 |
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in |
1958 |
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10 |
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in |
2015 |
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| Direction |
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S |
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NW |
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S |
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NE |
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SE |
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| Maximum Water Temp |
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45.1 |
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44.8 |
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41.3 |
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+3.8 |
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49.0 |
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in |
2012 |
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35.2 |
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in |
2015 |
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| Minimum
Water Temp |
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43.5 |
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43.9 |
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39.4 |
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+4.1 |
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46.0 |
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in |
2012 |
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33.9 |
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in |
2015 |
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| Average Water Temp |
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44.3 |
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44.4 |
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40.4 |
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+3.9 |
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47.5 |
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in |
2012 |
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34.6 |
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in |
2015 |
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| Sunrise/ AM Twilight |
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6:47:52 AM |
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6:18:56 AM |
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| Sunset /
PM Twilight |
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6:57:36 PM |
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7:25:50 PM |
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| Length Of Day |
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12:09:44 |
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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 March 20, 2025 |
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| Climate Weather for March 20 |
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| Weather History For March 20 |
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| Weather Calendar |
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| Back To Weather Stat Page |
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