| Portsmouth Rhode Island Weather Almanac |
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| Saturday,
March 29, 2025 |
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| Cloudy,
Light Rain & Fog early and late; Much Cooler |
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Climate
Normal Period |
Climate Record Period |
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1991 -
2020 |
1893 - 2025 |
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March 29, 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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48 |
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52 |
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50 |
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-2 |
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73 |
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in |
1946 |
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28 |
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in |
1919 |
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| Minimum
Temperature |
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37 |
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37 |
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34 |
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+3 |
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46 |
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in |
1998 |
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5 |
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in |
1923 |
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| Average Temperature |
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43 |
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45 |
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42 |
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+1 |
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59 |
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in |
1910 |
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18 |
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in |
1923 |
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| Month Avg Max Temperature |
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50.1 |
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49.7 |
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43.4 |
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+6.7 |
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52.2 |
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in |
1946 |
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34.9 |
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in |
1916 |
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| Month Avg
Min Temperature |
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33.8 |
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35.2 |
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30.2 |
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+3.6 |
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37.6 |
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in |
2012 |
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22.6 |
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in |
1916 |
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| Month Average
Temperature |
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42.2 |
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42.7 |
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36.8 |
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+5.4 |
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45.1 |
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in |
2012 |
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29.0 |
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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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31 |
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28 |
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27 |
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+4 |
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-7 |
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in |
1923 |
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| Heating Degree Days |
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22 |
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20 |
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23 |
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-1 |
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47 |
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in |
1923 |
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6 |
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in |
1910 |
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| Month Heating DD |
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660 |
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648 |
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780 |
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-120 |
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1043 |
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in |
1916 |
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576 |
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in |
2012 |
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| Season
Heating DD |
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4322 |
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4195 |
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4606 |
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-284 |
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5652 |
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in |
1918 |
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3817 |
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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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#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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45 |
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45 |
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37 |
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+8 |
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56 |
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in |
1989 |
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13 |
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in |
1966 |
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| Minimum
Dew Point |
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34 |
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26 |
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24 |
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+10 |
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44 |
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in |
1998 |
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-4 |
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in |
1974 |
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| Average Dew Point |
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40 |
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36 |
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31 |
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+9 |
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50 |
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in |
1998 |
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7 |
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in |
1974 |
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| Month Avg Max Dew Point |
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38.8 |
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41.0 |
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34.4 |
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+4.4 |
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41.9 |
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in |
2012 |
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24.3 |
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in |
1960 |
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| Month Avg
Min Dew Point |
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23.8 |
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28.0 |
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19.9 |
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+3.9 |
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28.0 |
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in |
2024 |
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11.2 |
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in |
1960 |
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| Month Average Dew Point |
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31.6 |
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34.5 |
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27.4 |
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+4.1 |
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34.8 |
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in |
2012 |
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17.7 |
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in |
1960 |
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| Precipitation |
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.23 |
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.52 |
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.14 |
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+.09 |
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1.80 |
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in |
2010 |
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| One Hour
Rain |
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.14 |
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.11 |
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.65 |
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in |
1997 |
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| Half Hour
Rain |
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.12 |
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.06 |
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.25 |
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in |
2014 |
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| Hourly Rain Rate |
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.38 |
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.17 |
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1.55 |
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in |
2014 |
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| Month Precipitation |
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4.06 |
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9.28 |
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4.08 |
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-.02 |
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9.61 |
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in |
2010 |
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.22 |
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in |
1915 |
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| Year Precipitation |
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9.24 |
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18.84 |
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11.18 |
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-1.94 |
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19.47 |
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in |
1979 |
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5.98 |
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in |
2012 |
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| Snow |
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0.0 |
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0.0 |
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0.1 |
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-0.1 |
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5.4 |
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in |
1970 |
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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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0.0 |
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-0.0 |
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2 |
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in |
2015 |
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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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5.5 |
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-5.5 |
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31.6 |
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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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32.8 |
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-20.9 |
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78.0 |
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in |
2005 |
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5.0 |
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in |
1998 |
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March
29, 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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96% |
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99% |
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87% |
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+10% |
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100% |
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in |
2018 |
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36% |
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in |
2007 |
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| Minimum
Humidity |
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70% |
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39% |
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50% |
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+20% |
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92% |
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in |
2009 |
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14% |
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in |
2007 |
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| Average Humidity |
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83% |
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69% |
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68% |
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+15% |
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96% |
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in |
1993 |
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25% |
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in |
2007 |
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| Maximum Barometer |
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30.25 |
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29.71 |
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30.10 |
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+00.15 |
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30.74 |
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in |
1990 |
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29.46 |
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in |
1984 |
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| Minimum
Barometer |
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29.89 |
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29.48 |
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29.81 |
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+00.08 |
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30.43 |
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in |
2004 |
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28.96 |
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in |
1984 |
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| Average Barometer |
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30.07 |
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29.60 |
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29.96 |
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+00.11 |
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30.53 |
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in |
1990 |
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29.21 |
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in |
1984 |
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| Average
Wind |
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7.7 |
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15.5 |
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8.3 |
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-0.6 |
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22.7 |
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in |
1984 |
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3.9 |
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in |
2018 |
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| Direction |
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NE |
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NNW |
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N |
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ENE |
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S |
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| High
Wind Gust |
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24 |
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36 |
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26 |
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-2 |
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52 |
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in |
1984 |
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13 |
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in |
1973 |
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| Direction |
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NNE |
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NW |
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SSW |
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NE |
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SSE |
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| Maximum Water Temp |
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44.6 |
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43.2 |
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42.6 |
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+2.0 |
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46.8 |
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in |
2012 |
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38.7 |
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in |
2015 |
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| Minimum
Water Temp |
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43.3 |
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42.1 |
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40.4 |
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+2.9 |
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45.7 |
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in |
2012 |
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#N/A |
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in |
2015 |
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| Average Water Temp |
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44.0 |
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42.7 |
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41.5 |
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+2.4 |
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46.3 |
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in |
2012 |
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37.3 |
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in |
2015 |
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| Sunrise/ AM Twilight |
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6:32:36 AM |
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6:03:27 AM |
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| Sunset /
PM Twilight |
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7:07:28 PM |
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7:35:54 PM |
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| Length Of Day |
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12:34:52 |
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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 29, 2025 |
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| Climate Weather for March 29 |
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| Weather History For March 29 |
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| Weather Calendar |
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| Back To Weather Stat Page |
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