| Portsmouth Rhode Island
Weather Almanac |
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| Sunday, March 31, 2019 |
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| Mostly Cloudy early, Cloudy Day To Mostly Cloudy, Rain and
Fog PM, Very Windy and Warm |
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| Climate
Normal Period |
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Climate Record Period |
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| 1981- 2010 |
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1893 - 2019 |
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March 31, 2019 |
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Record |
Record |
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| Observed Daily Data |
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Observed |
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2018 |
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Normal |
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Depart |
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Highest |
Lowest |
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| Maximum Temperature |
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57 |
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52 |
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50 |
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+7 |
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71 |
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in |
1981 |
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35 |
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in |
1970 |
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| Minimum
Temperature |
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37 |
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39 |
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34 |
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+3 |
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49 |
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in |
1998 |
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15 |
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in |
1923 |
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| Average Temperature |
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47 |
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46 |
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42 |
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+5 |
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59 |
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in |
1998 |
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26 |
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in |
1923 |
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| Precipitation |
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.15 |
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.00 |
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.16 |
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-.01 |
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2.13 |
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in |
1997 |
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| One Hour |
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.07 |
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.00 |
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.68 |
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in |
1987 |
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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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5.9 |
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in |
1970 |
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| Snow
Depth |
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0 |
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0 |
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4 |
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in |
1984 |
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| HDD |
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18 |
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19 |
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23 |
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-5 |
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39 |
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in |
1923 |
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6 |
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in |
1998 |
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| CDD |
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0 |
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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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| Maximum Dew Point |
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50 |
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40 |
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38 |
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+12 |
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56 |
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in |
1998 |
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12 |
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in |
1965 |
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| Minimum
Dew Point |
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31 |
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17 |
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25 |
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+7 |
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47 |
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in |
1987 |
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2 |
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in |
1964 |
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| Average Dew Point |
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41 |
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29 |
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31 |
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+10 |
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51 |
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in |
1998 |
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8 |
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in |
1965 |
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| Maximum Humidity |
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96% |
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84% |
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87% |
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+9% |
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100% |
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in |
2004 |
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44% |
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in |
1950 |
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| Minimum
Humidity |
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76% |
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26% |
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52% |
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+24% |
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97% |
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in |
1987 |
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14% |
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in |
1963 |
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| Average Humidity |
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86% |
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55% |
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69% |
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+17% |
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99% |
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in |
1987 |
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39% |
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in |
1965 |
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| Maximum Barometer |
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29.96 |
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30.26 |
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30.07 |
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-00.11 |
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30.70 |
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in |
2008 |
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29.35 |
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in |
1974 |
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| Minimum
Barometer |
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29.63 |
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29.89 |
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29.78 |
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-00.15 |
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30.37 |
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in |
1967 |
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29.01 |
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in |
1974 |
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| Average Barometer |
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29.80 |
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30.08 |
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29.92 |
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-00.13 |
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30.50 |
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in |
1967 |
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29.18 |
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in |
1974 |
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| Average Wind |
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15.6 |
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10.5 |
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8.4 |
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+7.2 |
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21.2 |
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in |
1987 |
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3.2 |
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in |
1996 |
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| Direction |
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S |
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NNW |
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NE |
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SSE |
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S |
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| High Wind Gust |
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31 |
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25 |
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27 |
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+4 |
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51 |
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in |
1997 |
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11 |
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in |
1973 |
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| Direction |
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#N/A |
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NNW |
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NE |
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NNE |
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S |
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| High Heat Index |
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| Wind Chill |
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29 |
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32 |
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27 |
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+2 |
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6 |
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in |
1964 |
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| Maximum Water Temp |
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42.4 |
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41.2 |
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43.1 |
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-0.7 |
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47.3 |
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in |
1998 |
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38.7 |
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in |
2014 |
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| Minimum
Water Temp |
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39.6 |
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38.8 |
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40.6 |
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-1.0 |
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46.0 |
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in |
2012 |
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36.9 |
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in |
2015 |
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| Average Water Temp |
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41.0 |
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40.0 |
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41.8 |
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-0.8 |
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46.6 |
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in |
2012 |
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37.9 |
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in |
2015 |
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| Sunrise/ AM Twilight |
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6:28:45 AM |
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6:00:53 AM |
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| Sunset /
PM Twilight |
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7:09:43 PM |
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7:37:35 PM |
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| Length Of Day |
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12:40:58 |
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| Special Conditions |
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Fog |
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| Comments |
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March 31, 2019 |
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Record |
Record |
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| Month-to-Date Summary |
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Observed |
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2018 |
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Normal |
Depart |
Highest |
Lowest |
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| Avg Maximum Temperature |
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44.3 |
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43.9 |
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45.9 |
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-1.6 |
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52.0 |
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in |
1946 |
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36.0 |
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in |
1916 |
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| Avg
Minimum Temperature |
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30.1 |
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31.4 |
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30.3 |
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-0.3 |
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37.4 |
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in |
2012 |
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23.4 |
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in |
1916 |
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| Average Temperature |
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37.2 |
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37.6 |
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38.1 |
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-0.9 |
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44.7 |
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in |
2012 |
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29.7 |
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in |
1916 |
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| Total
Precipitation |
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3.40 |
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5.42 |
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5.17 |
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-1.77 |
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13.24 |
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in |
2010 |
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.32 |
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in |
1915 |
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| Total Snow |
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9.8 |
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11.6 |
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5.1 |
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+4.7 |
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31.6 |
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in |
1956 |
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T |
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in |
1995 |
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| Total
HDD |
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853 |
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839 |
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826 |
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+27 |
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1086 |
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in |
1916 |
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622 |
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in |
2012 |
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| Total CDD |
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0 |
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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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0 |
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in |
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| Avg Maximum Dew Point |
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33.1 |
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31.5 |
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34.0 |
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-0.9 |
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41.6 |
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in |
2012 |
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25.9 |
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in |
1960 |
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| Avg
Minimum Dew Point |
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19.5 |
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22.4 |
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19.6 |
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-0.0 |
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27.9 |
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in |
2010 |
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11.1 |
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in |
1950 |
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| Average Dew Point |
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26.3 |
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27.0 |
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26.8 |
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-0.5 |
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34.6 |
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in |
2012 |
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19.4 |
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in |
1960 |
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March 31, 2019 |
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Record |
Record |
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| Year-to-Date Summary |
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Observed |
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2018 |
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Normal |
Depart |
Highest |
Lowest |
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| Total Precipitation |
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12.51 |
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16.39 |
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12.37 |
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+.14 |
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20.09 |
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in |
2010 |
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6.16 |
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in |
2012 |
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| Total
Snow (since Jul 1 18) |
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21.1 |
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42.0 |
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30.8 |
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-9.7 |
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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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| Total HDD (since Jul 1
18) |
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4741 |
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4484 |
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4777 |
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-36 |
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5689 |
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in |
1918 |
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3858 |
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in |
2016 |
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| Total
CDD (since Jan 1) |
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0 |
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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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0 |
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in |
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| Hour-by-Hour Weather For March 31, 2019 |
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| Climate Weather for March 31 |
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| Weather History For March 31 |
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| Weather Calendar |
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