| Portsmouth Rhode Island Weather Almanac |
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| Monday,
January 20, 2025 |
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| Cloudy, Very
Light Snow & Fog early then Partly Cloudy, Windy, Much Colder |
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Climate
Normal Period |
Climate Record Period |
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1991 -
2020 |
1893 - 2025 |
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January 20, 2025 |
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Record |
|
Record |
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| Observed Daily Data |
|
2025 |
|
2024 |
|
Norm |
|
Depart |
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Highest |
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Lowest |
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| Maximum Temperature |
|
30 |
|
21 |
|
37 |
|
-7 |
|
56 |
|
in |
1947 |
|
15 |
|
in |
1994 |
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| Minimum
Temperature |
|
16 |
|
13 |
|
23 |
|
-7 |
|
43 |
|
in |
1900 |
|
-1 |
|
in |
1971 |
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|
| Average Temperature |
|
23 |
|
17 |
|
30 |
|
-7 |
|
50 |
|
in |
1900 |
|
8 |
|
in |
1971 |
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| Month Avg Max Temperature |
|
36.3 |
|
38.6 |
|
38.5 |
|
-2.3 |
|
46.2 |
|
in |
2007 |
|
26.5 |
|
in |
1981 |
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| Month
Avg Min Temperature |
|
24.6 |
|
26.2 |
|
24.8 |
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-0.2 |
|
33.4 |
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in |
2023 |
|
9.4 |
|
in |
1957 |
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| Month Average
Temperature |
|
30.7 |
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32.5 |
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31.8 |
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-1.1 |
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39.5 |
|
in |
2007 |
|
18.3 |
|
in |
1981 |
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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 |
|
1 |
|
-3 |
|
11 |
|
-10 |
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|
-28 |
|
in |
1971 |
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| Heating Degree Days |
|
42 |
|
48 |
|
35 |
|
+7 |
|
57 |
|
in |
1971 |
|
15 |
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in |
1900 |
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| Month Heating DD |
|
687 |
|
650 |
|
665 |
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+22 |
|
934 |
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in |
1981 |
|
510 |
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in |
2007 |
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| Season
Heating DD |
|
2339 |
|
2330 |
|
2535 |
|
-196 |
|
3290 |
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in |
1918 |
|
1948 |
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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! |
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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 |
|
30 |
|
13 |
|
29 |
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+1 |
|
52 |
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in |
1986 |
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-2 |
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in |
1971 |
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| Minimum
Dew Point |
|
7 |
|
5 |
|
13 |
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-6 |
|
38 |
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in |
1995 |
|
-13 |
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in |
1971 |
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| Average Dew Point |
|
19 |
|
9 |
|
21 |
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-2 |
|
44 |
|
in |
1986 |
|
-8 |
|
in |
1971 |
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| Month Avg Max Dew Point |
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26.7 |
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31.6 |
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31.1 |
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-4.4 |
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41.0 |
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in |
2007 |
|
12.9 |
|
in |
1981 |
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| Month
Avg Min Dew Point |
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16.5 |
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18.2 |
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15.0 |
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+1.5 |
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28.8 |
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in |
2023 |
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-5.9 |
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in |
1981 |
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| Month Average Dew Point |
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21.9 |
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25.2 |
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23.1 |
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-1.3 |
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34.2 |
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in |
2023 |
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3.5 |
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in |
1981 |
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| Precipitation |
|
T |
|
T |
|
.12 |
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-.12 |
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2.28 |
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in |
2019 |
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| One Hour
Rain |
|
.00 |
|
.00 |
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|
.36 |
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in |
2019 |
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| Half
Hour Rain |
|
.00 |
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.00 |
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.18 |
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in |
2019 |
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| Hourly Rain Rate |
|
.00 |
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.00 |
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6.06 |
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in |
2019 |
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| Month Precipitation |
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1.49 |
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4.95 |
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2.42 |
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-.93 |
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7.08 |
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in |
1979 |
|
.50 |
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in |
1902 |
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| Year Precipitation |
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1.49 |
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4.95 |
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2.42 |
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-.93 |
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7.08 |
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in |
1979 |
|
.50 |
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in |
1902 |
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| Snow |
|
T |
|
T |
|
0.3 |
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-0.3 |
|
10.4 |
|
in |
1978 |
|
0.0 |
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in |
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| Snow Depth |
|
3 |
|
T |
|
1.3 |
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+1.7 |
|
10 |
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in |
1936 |
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0 |
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in |
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| Month Snow |
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3.2 |
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5.6 |
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6.0 |
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-2.8 |
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25.8 |
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in |
1996 |
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0.0 |
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in |
2007 |
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| Season Snow |
|
3.4 |
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5.7 |
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13.1 |
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-9.7 |
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41.6 |
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in |
1996 |
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0.2 |
|
in |
1914 |
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January
20, 2025 |
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Record |
Record |
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| Observed Daily Data |
|
2025 |
|
2024 |
|
Norm |
|
Depart |
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Highest |
Lowest |
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| Maximum Humidity |
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99% |
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82% |
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84% |
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+15% |
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100% |
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in |
2019 |
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54% |
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in |
1983 |
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| Minimum
Humidity |
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59% |
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55% |
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54% |
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+5% |
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95% |
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in |
2023 |
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24% |
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in |
2003 |
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| Average Humidity |
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79% |
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69% |
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69% |
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+10% |
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97% |
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in |
2023 |
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44% |
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in |
1983 |
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| Maximum Barometer |
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30.43 |
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29.97 |
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30.09 |
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+00.34 |
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30.89 |
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in |
1957 |
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29.49 |
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in |
1985 |
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| Minimum
Barometer |
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29.58 |
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29.73 |
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29.76 |
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-00.18 |
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30.54 |
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in |
1957 |
|
28.93 |
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in |
1964 |
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| Average Barometer |
|
30.01 |
|
29.85 |
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29.92 |
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+00.08 |
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30.72 |
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in |
1957 |
|
29.33 |
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in |
1986 |
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| Average
Wind |
|
14.4 |
|
15.0 |
|
9.0 |
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+5.4 |
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22.3 |
|
in |
1961 |
|
1.3 |
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in |
1990 |
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| Direction |
|
NW |
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NW |
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WNW |
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N |
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SSE |
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| High
Wind Gust |
|
33 |
|
31 |
|
27 |
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+6 |
|
53 |
|
in |
1978 |
|
11 |
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in |
2017 |
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| Direction |
|
NW |
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NW |
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NW |
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NE |
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SSW |
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| Maximum Water Temp |
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40.6 |
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40.3 |
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40.1 |
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+0.5 |
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47.7 |
|
in |
2007 |
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35.0 |
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in |
1997 |
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| Minimum
Water Temp |
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38.5 |
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37.6 |
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37.9 |
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+0.6 |
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43.2 |
|
in |
2007 |
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32.9 |
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in |
2018 |
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| Average Water Temp |
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39.6 |
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39.0 |
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39.0 |
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+0.6 |
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45.4 |
|
in |
2007 |
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34.0 |
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in |
1997 |
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| Sunrise/ AM Twilight |
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7:06:25 AM |
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6:36:19 AM |
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| Sunset /
PM Twilight |
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4:45:43 PM |
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5:16:18 PM |
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| Length Of Day |
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16:46:20 |
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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 January 20, 2025 |
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| Climate Weather for January 20 |
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| Weather History For January 20 |
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| Weather Calendar |
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| Back To Weather Stat Page |
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