| Portsmouth Rhode Island Weather Almanac |
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| Friday,
February 21, 2025 |
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| Partly Cloudy
early then Clear, Very Windy, Continued Cold |
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Climate
Normal Period |
Climate Record Period |
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1991 -
2020 |
1893 - 2025 |
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February 21, 2025 |
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Record |
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Record |
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| Observed Daily Data |
|
2025 |
|
2024 |
|
Norm |
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Depart |
|
Highest |
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Lowest |
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| Maximum Temperature |
|
35 |
|
41 |
|
40 |
|
-5 |
|
60 |
|
in |
1930 |
|
18 |
|
in |
1918 |
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| Minimum
Temperature |
|
21 |
|
21 |
|
26 |
|
-5 |
|
45 |
|
in |
2018 |
|
-2 |
|
in |
1950 |
|
|
| Average Temperature |
|
28 |
|
31 |
|
34 |
|
-6 |
|
50 |
|
in |
2018 |
|
9 |
|
in |
1950 |
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| Month Avg Max Temperature |
|
36.5 |
|
39.9 |
|
38.8 |
|
-2.3 |
|
46.2 |
|
in |
2023 |
|
23.9 |
|
in |
1979 |
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| Month Avg
Min Temperature |
|
22.5 |
|
27.7 |
|
24.6 |
|
-2.1 |
|
30.2 |
|
in |
1960 |
|
8.6 |
|
in |
1979 |
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| Month Average
Temperature |
|
29.9 |
|
34.0 |
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32.1 |
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-2.3 |
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37.4 |
|
in |
2023 |
|
16.4 |
|
in |
1979 |
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| High Heat Index |
|
76 |
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|
76 |
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in |
2024 |
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| Low Wind
Chill |
|
7 |
|
20 |
|
13 |
|
-6 |
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|
-26 |
|
in |
1950 |
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| Heating Degree Days |
|
37 |
|
34 |
|
31 |
|
+6 |
|
56 |
|
in |
1950 |
|
15 |
|
in |
2018 |
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| Month Heating DD |
|
738 |
|
652 |
|
690 |
|
+48 |
|
1020 |
|
in |
1979 |
|
579 |
|
in |
2023 |
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| Season
Heating DD |
|
3489 |
|
3322 |
|
3609 |
|
-120 |
|
4587 |
|
in |
1918 |
|
2970 |
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in |
2016 |
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| Cooling Degree Days |
|
0 |
|
0 |
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#REF! |
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#REF! |
|
0 |
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in |
1900 |
|
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 |
|
16 |
|
28 |
|
31 |
|
-15 |
|
54 |
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in |
1989 |
|
-7 |
|
in |
1968 |
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| Minimum
Dew Point |
|
13 |
|
18 |
|
15 |
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-2 |
|
44 |
|
in |
2018 |
|
-22 |
|
in |
1950 |
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| Average Dew Point |
|
15 |
|
23 |
|
23 |
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-8 |
|
48 |
|
in |
2018 |
|
-12 |
|
in |
1968 |
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| Month Avg Max Dew Point |
|
29.2 |
|
30.7 |
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29.7 |
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-0.4 |
|
40.2 |
|
in |
2018 |
|
6.2 |
|
in |
1979 |
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| Month Avg
Min Dew Point |
|
13.2 |
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19.4 |
|
13.2 |
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+0.0 |
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23.0 |
|
in |
1984 |
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-6.6 |
|
in |
1979 |
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| Month Average Dew Point |
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21.5 |
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25.3 |
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23.0 |
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-1.5 |
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30.7 |
|
in |
2018 |
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-0.2 |
|
in |
1979 |
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| Precipitation |
|
.00 |
|
.00 |
|
.13 |
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-.13 |
|
3.20 |
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in |
1898 |
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| One Hour
Rain |
|
.00 |
|
.00 |
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|
.39 |
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in |
1989 |
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| Half Hour
Rain |
|
.00 |
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.00 |
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|
.07 |
|
in |
2015 |
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| Hourly Rain Rate |
|
.00 |
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.00 |
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.45 |
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in |
2004 |
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| Month Precipitation |
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3.15 |
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.82 |
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2.52 |
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+.63 |
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6.48 |
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in |
1988 |
|
.31 |
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in |
1912 |
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| Year Precipitation |
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5.05 |
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7.57 |
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6.19 |
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-1.14 |
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12.74 |
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in |
1979 |
|
2.33 |
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in |
1980 |
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| Snow |
|
0.0 |
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0.0 |
|
0.4 |
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-0.4 |
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12.2 |
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in |
1902 |
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0.0 |
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in |
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| Snow Depth |
|
0 |
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0 |
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1.8 |
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-1.8 |
|
23 |
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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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8.5 |
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6.1 |
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7.6 |
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0.9 |
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26.4 |
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in |
2003 |
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0.0 |
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in |
2020 |
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| Season Snow |
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11.9 |
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12.7 |
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24.7 |
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-12.8 |
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61.1 |
|
in |
1996 |
|
2.3 |
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in |
2023 |
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February
21, 2025 |
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Record |
Record |
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| Observed Daily Data |
|
2025 |
|
2024 |
|
Norm |
|
Depart |
|
Highest |
Lowest |
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| Maximum Humidity |
|
71% |
|
91% |
|
83% |
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-12% |
|
100% |
|
in |
2018 |
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47% |
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in |
1968 |
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| Minimum
Humidity |
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43% |
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55% |
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51% |
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-8% |
|
94% |
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in |
1996 |
|
24% |
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in |
1950 |
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| Average Humidity |
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57% |
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73% |
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67% |
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-10% |
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97% |
|
in |
1996 |
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37% |
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in |
1968 |
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| Maximum Barometer |
|
30.22 |
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30.55 |
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30.16 |
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+00.06 |
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30.67 |
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in |
1985 |
|
29.66 |
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in |
1977 |
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| Minimum
Barometer |
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29.78 |
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30.27 |
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29.82 |
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-00.04 |
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30.30 |
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in |
2022 |
|
29.18 |
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in |
1967 |
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| Average Barometer |
|
30.00 |
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30.41 |
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29.99 |
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+00.01 |
|
30.46 |
|
in |
1990 |
|
29.46 |
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in |
1967 |
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| Average
Wind |
|
16.4 |
|
3.9 |
|
8.2 |
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+8.2 |
|
21.9 |
|
in |
1953 |
|
1.8 |
|
in |
1994 |
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| Direction |
|
NW |
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E |
|
WNW |
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|
SSW |
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|
SSW |
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| High Wind
Gust |
|
33 |
|
16 |
|
28 |
|
+5 |
|
64 |
|
in |
1953 |
|
12 |
|
in |
1994 |
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| Direction |
|
NW |
|
ESE |
|
WNW |
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SSW |
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|
SSW |
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| Maximum Water Temp |
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36.0 |
|
40.1 |
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38.4 |
|
-2.4 |
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44.1 |
|
in |
2023 |
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32.0 |
|
in |
2015 |
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| Minimum
Water Temp |
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34.5 |
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38.1 |
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37.0 |
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-2.5 |
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43.2 |
|
in |
2023 |
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31.6 |
|
in |
2015 |
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| Average Water Temp |
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35.3 |
|
39.1 |
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37.7 |
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-2.5 |
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43.7 |
|
in |
2023 |
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31.8 |
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in |
2015 |
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| Sunrise/ AM Twilight |
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6:32:27 AM |
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6:31:21 AM |
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| Sunset /
PM Twilight |
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5:26:25 PM |
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5:55:16 PM |
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| Length Of Day |
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10:53:58 |
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| Special
Conditions |
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None |
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| Comments |
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| Hour-by-Hour Weather For February 21, 2025 |
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| Climate Weather for February 21 |
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| Weather History For February 21 |
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| Weather Calendar |
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| Back To Weather Stat Page |
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