Portsmouth Rhode Island
Weather Almanac |
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Monday, May 10, 2021 |
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Cloudy, Heavy Rain & Fog early, Partly Cloudy PM, Light
Winds & Continued Cool |
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Climate Normal
Period |
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Climate Record Period |
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1991- 2020 |
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1893 - 2021 |
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May 10,
2021 |
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Record |
Record |
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Observed Daily Data |
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2021 |
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2020 |
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Norm |
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Depart |
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Highest |
Lowest |
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Maximum Temperature |
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58 |
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59 |
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63 |
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-5 |
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89 |
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in |
1896 |
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45 |
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in |
1924 |
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Minimum
Temperature |
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45 |
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35 |
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47 |
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-2 |
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59 |
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in |
1979 |
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34 |
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in |
1977 |
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Average Temperature |
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52 |
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47 |
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55 |
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-3 |
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71 |
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in |
1979 |
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42 |
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in |
1977 |
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Month Avg Max Temperature |
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61.4 |
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61.6 |
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61.5 |
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-0.1 |
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73.3 |
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in |
1930 |
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50.8 |
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in |
1917 |
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Month Avg
Min Temperature |
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45.6 |
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43.6 |
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45.5 |
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+0.1 |
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52.0 |
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in |
1930 |
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38.7 |
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in |
1917 |
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Month Average Temperature |
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53.8 |
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52.8 |
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53.6 |
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+0.2 |
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62.9 |
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in |
1930 |
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45.0 |
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in |
1917 |
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HDD |
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13 |
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18 |
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10 |
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+3 |
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23 |
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in |
1977 |
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0 |
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in |
1979 |
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Month HDD |
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112 |
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122 |
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114 |
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-2 |
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200 |
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in |
1917 |
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33 |
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in |
1930 |
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Season HDD |
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4921 |
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4943 |
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5287 |
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-366 |
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6351 |
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in |
1905 |
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4408 |
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in |
2012 |
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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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6 |
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in |
1979 |
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0 |
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in |
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Month 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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19 |
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in |
2001 |
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0 |
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in |
2021 |
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Year 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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19 |
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in |
2001 |
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0 |
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in |
2021 |
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Maximum Dew Point |
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50 |
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43 |
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51 |
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-1 |
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63 |
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in |
2015 |
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26 |
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in |
1962 |
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Minimum
Dew Point |
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44 |
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26 |
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40 |
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+4 |
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55 |
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in |
2015 |
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12 |
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in |
1962 |
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Average Dew Point |
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47 |
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35 |
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45 |
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+2 |
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59 |
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in |
2015 |
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19 |
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in |
1962 |
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Month Avg Max Dew Point |
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49.2 |
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46.8 |
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49.6 |
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-0.4 |
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56.9 |
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in |
1998 |
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36.5 |
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in |
1952 |
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Month Avg
Min Dew Point |
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38.4 |
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31.8 |
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38.0 |
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+0.4 |
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49.0 |
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in |
1998 |
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25.3 |
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in |
1968 |
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Month Average Dew Point |
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43.9 |
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39.5 |
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43.8 |
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+0.1 |
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53.0 |
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in |
1998 |
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32.1 |
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in |
1968 |
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Precipitation |
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.97 |
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.00 |
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.11 |
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+.86 |
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.97 |
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in |
2021 |
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One Hour |
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.24 |
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.00 |
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.32 |
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in |
1990 |
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Hourly Rate |
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1.23 |
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.00 |
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1.23 |
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in |
2021 |
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Month Precipitation |
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2.36 |
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1.46 |
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1.17 |
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+1.19 |
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4.26 |
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in |
1972 |
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.00 |
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in |
2015 |
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Year Precipitation |
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14.06 |
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17.66 |
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16.90 |
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-2.84 |
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31.60 |
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in |
1983 |
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10.05 |
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in |
1927 |
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Snow |
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0.0 |
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0.0 |
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0.0 |
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+0.0 |
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T |
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in |
1977 |
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Snow Depth |
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0 |
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0 |
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2 |
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in |
1977 |
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Month Snow |
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0.0 |
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0.0 |
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0.0 |
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+0.0 |
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1.7 |
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in |
1977 |
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0.0 |
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in |
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Season Snow |
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27.7 |
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12.9 |
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33.5 |
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-5.8 |
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84.1 |
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in |
1996 |
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5.0 |
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in |
1998 |
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May 10,
2021 |
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Record |
Record |
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Observed Daily Data |
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2021 |
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2020 |
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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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97% |
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82% |
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88% |
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+9% |
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100% |
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in |
2015 |
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43% |
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in |
1962 |
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Minimum
Humidity |
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62% |
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36% |
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52% |
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+10% |
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95% |
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in |
1998 |
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14% |
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in |
1962 |
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Average Humidity |
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80% |
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59% |
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70% |
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+10% |
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98% |
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in |
1998 |
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29% |
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in |
1962 |
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Maximum Barometer |
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29.95 |
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30.02 |
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30.02 |
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-00.07 |
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30.37 |
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in |
1996 |
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29.59 |
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in |
1964 |
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Minimum
Barometer |
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29.75 |
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29.93 |
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29.78 |
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-00.03 |
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30.14 |
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in |
1993 |
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29.20 |
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in |
1945 |
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Average Barometer |
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29.85 |
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29.98 |
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29.90 |
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-00.05 |
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30.22 |
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in |
1993 |
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29.50 |
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in |
1969 |
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Average Wind |
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4.3 |
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10.6 |
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8.0 |
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-3.7 |
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15.6 |
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in |
1956 |
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2.3 |
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in |
1994 |
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Direction |
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NNE |
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W |
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SSW |
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SSW |
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SW |
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High Wind Gust |
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15 |
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29 |
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26 |
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-11 |
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44 |
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in |
1964 |
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13 |
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in |
1953 |
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Direction |
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NNE |
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SSW |
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SW |
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WNW |
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SW |
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High Heat
Index |
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82 |
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in |
1979 |
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Wind Chill |
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27 |
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27 |
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in |
2020 |
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Maximum Water Temp |
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52.3 |
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44.2 |
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53.3 |
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-1.0 |
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60.3 |
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in |
2007 |
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44.2 |
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in |
2020 |
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Minimum
Water Temp |
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49.8 |
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42.1 |
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49.9 |
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-0.1 |
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54.1 |
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in |
2013 |
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42.1 |
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in |
2020 |
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Average Water Temp |
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51.1 |
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43.2 |
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51.6 |
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-0.5 |
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57.1 |
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in |
2007 |
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43.2 |
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in |
2020 |
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Sunrise/ AM Twilight |
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5:29:56 AM |
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4:58:49 AM |
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Sunset /
PM Twilight |
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7:53:19 PM |
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8:24:26 PM |
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Length Of Day |
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14:23:23 |
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Special Conditions |
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None |
Fog |
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Comments |
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Hour-by-Hour Weather For May 10, 2021 |
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Climate Weather for May 10 |
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Weather History For May 10 |
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Weather Calendar |
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Back To Weather Stat Page |
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