| Portsmouth Rhode Island Weather Almanac |
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| Tuesday,
January 21, 2025 |
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| Partly
Cloudy to Cloudy PM, Bitter Cold |
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Climate
Normal Period |
Climate Record Period |
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1991 -
2020 |
1893 - 2025 |
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January 21, 2025 |
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Record |
|
Record |
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| Observed Daily Data |
|
2025 |
|
2024 |
|
Norm |
|
Depart |
|
Highest |
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Lowest |
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| Maximum Temperature |
|
21 |
|
26 |
|
37 |
|
-16 |
|
54 |
|
in |
1979 |
|
12 |
|
in |
2019 |
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|
| Minimum
Temperature |
|
10 |
|
13 |
|
23 |
|
-13 |
|
41 |
|
in |
1923 |
|
2 |
|
in |
2019 |
|
|
| Average Temperature |
|
16 |
|
20 |
|
30 |
|
-14 |
|
46 |
|
in |
1923 |
|
7 |
|
in |
2019 |
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|
| Month Avg Max Temperature |
|
35.5 |
|
38.0 |
|
38.4 |
|
-2.9 |
|
45.9 |
|
in |
1913 |
|
26.8 |
|
in |
1981 |
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| Month
Avg Min Temperature |
|
23.9 |
|
25.5 |
|
24.7 |
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-0.8 |
|
33.2 |
|
in |
2023 |
|
9.7 |
|
in |
1981 |
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| Month Average
Temperature |
|
30.0 |
|
31.9 |
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31.7 |
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-1.7 |
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38.9 |
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in |
2023 |
|
18.5 |
|
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 |
|
2 |
|
-5 |
|
8 |
|
-6 |
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|
-19 |
|
in |
1985 |
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| Heating Degree Days |
|
49 |
|
45 |
|
35 |
|
+14 |
|
58 |
|
in |
2019 |
|
19 |
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in |
1923 |
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| Month Heating DD |
|
736 |
|
695 |
|
700 |
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+36 |
|
976 |
|
in |
1981 |
|
549 |
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in |
2023 |
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| Season
Heating DD |
|
2388 |
|
2375 |
|
2570 |
|
-182 |
|
3333 |
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in |
1918 |
|
1984 |
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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 |
|
9 |
|
12 |
|
29 |
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-20 |
|
53 |
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in |
1979 |
|
-3 |
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in |
1985 |
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| Minimum
Dew Point |
|
3 |
|
4 |
|
13 |
|
-10 |
|
36 |
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in |
2017 |
|
-18 |
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in |
1985 |
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| Average Dew Point |
|
6 |
|
8 |
|
21 |
|
-15 |
|
42 |
|
in |
1959 |
|
-11 |
|
in |
1985 |
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| Month Avg Max Dew Point |
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25.9 |
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30.7 |
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31.0 |
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-5.1 |
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39.9 |
|
in |
2006 |
|
12.7 |
|
in |
1981 |
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| Month
Avg Min Dew Point |
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15.8 |
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17.5 |
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14.9 |
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+0.9 |
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28.6 |
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in |
2023 |
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-5.7 |
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in |
1981 |
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| Month Average Dew Point |
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21.1 |
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24.3 |
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23.0 |
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-1.9 |
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34.0 |
|
in |
2023 |
|
3.5 |
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in |
1981 |
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| Precipitation |
|
.00 |
|
.00 |
|
.12 |
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-.12 |
|
2.05 |
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in |
1979 |
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| One Hour
Rain |
|
.00 |
|
.00 |
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|
.56 |
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in |
1979 |
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| Half
Hour Rain |
|
.00 |
|
.00 |
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|
.00 |
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in |
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| Hourly Rain Rate |
|
.00 |
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.00 |
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|
.00 |
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in |
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| Month Precipitation |
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1.49 |
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4.95 |
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2.54 |
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-1.05 |
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9.13 |
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in |
1979 |
|
.51 |
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in |
1984 |
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| Year Precipitation |
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1.49 |
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4.95 |
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2.54 |
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-1.05 |
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9.13 |
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in |
1979 |
|
.51 |
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in |
1984 |
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| Snow |
|
0.0 |
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0.0 |
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0.4 |
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-0.4 |
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8.6 |
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in |
2012 |
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0.0 |
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in |
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| Snow Depth |
|
2 |
|
T |
|
1.4 |
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+0.6 |
|
14 |
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in |
1961 |
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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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6.4 |
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-3.2 |
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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 |
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3.4 |
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5.7 |
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13.5 |
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-10.1 |
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41.6 |
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in |
1996 |
|
0.4 |
|
in |
2007 |
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January
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 |
|
78% |
|
73% |
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80% |
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-2% |
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100% |
|
in |
2017 |
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46% |
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in |
1980 |
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| Minimum
Humidity |
|
48% |
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47% |
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51% |
|
-3% |
|
94% |
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in |
1959 |
|
22% |
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in |
1989 |
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| Average Humidity |
|
63% |
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60% |
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66% |
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-2% |
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96% |
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in |
1959 |
|
38% |
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in |
1980 |
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| Maximum Barometer |
|
30.53 |
|
30.40 |
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30.15 |
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+00.38 |
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30.92 |
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in |
1949 |
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29.53 |
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in |
1985 |
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| Minimum
Barometer |
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30.39 |
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29.97 |
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29.82 |
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+00.57 |
|
30.42 |
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in |
1996 |
|
28.70 |
|
in |
1979 |
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| Average Barometer |
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30.46 |
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30.19 |
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29.99 |
|
+00.47 |
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30.54 |
|
in |
2008 |
|
29.15 |
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in |
1964 |
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| Average
Wind |
|
6.0 |
|
15.8 |
|
8.7 |
|
-2.7 |
|
22.5 |
|
in |
2000 |
|
1.3 |
|
in |
1981 |
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| Direction |
|
WNW |
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NNW |
|
WNW |
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NW |
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|
S |
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| High
Wind Gust |
|
17 |
|
33 |
|
26 |
|
-9 |
|
45 |
|
in |
1947 |
|
10 |
|
in |
1981 |
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| Direction |
|
NW |
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NW |
|
NW |
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|
W |
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S |
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| Maximum Water Temp |
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39.0 |
|
38.1 |
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39.5 |
|
-0.5 |
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45.1 |
|
in |
2007 |
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35.7 |
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in |
2003 |
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| Minimum
Water Temp |
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36.1 |
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35.1 |
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36.7 |
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-0.6 |
|
42.3 |
|
in |
2023 |
|
32.4 |
|
in |
2004 |
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| Average Water Temp |
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37.6 |
|
36.6 |
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38.1 |
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-0.5 |
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42.7 |
|
in |
2023 |
|
34.2 |
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in |
2003 |
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| Sunrise/ AM Twilight |
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7:05:46 AM |
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6:35:45 AM |
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| Sunset /
PM Twilight |
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4:46:56 PM |
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5:17:26 PM |
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| Length Of Day |
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16:47:33 |
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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 January 21, 2025 |
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| Climate Weather for January 21 |
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| Weather History For January 21 |
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| Weather Calendar |
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| Back To Weather Stat Page |
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