Portsmouth Weather: January
Average Day Temperature: | 32.1°F | |
Average Night Temperature: | 25.2°F | |
Sea Water Temperature: | 40.9°F | |
Number of Sunny Days: | 8 days | |
Sunshine Hours: | 9.1 - 9.9 hours | |
Number of Rainy Days: | 2 days | |
Precipitation Totals: | 1.4 in | |
Number of Snowy Days: | 1 day | |
detailed information |
forecast
Portsmouth |
Temperature
Portsmouth |
Air Temperature in January, °F
The highest day temperature in January 2024 was 51°F. The lowest night temperature was 8°F. The average values for day and night temperatures during January were 31.5°F и 25.0°F respectivly.
Portsmouth Water Sea Temperature in January, °F
The average sea surface temperature in January 2024 for Portsmouth was 40.5°F. The maximum and minimum values were 38.4°F and 42.2°F respectively.
Most of the days in January are gloomy but you can also expect sunny days.
Precipitation Totals in January, in
Precipitation total in January for Portsmouth is 1.4 in. It makes january one of the most rainy months of the year.
The average wind speed in January is 9.4 mph. It makes January one of the most windy months of the year for Portsmouth.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Portsmouth in January is 4.4 hours.
Boston | +48 | |
Chicago | +34 | |
Hawaii | +80 | |
Honolulu | +80 | |
Houston | +74 | |
Las Vegas | +68 | |
Los Angeles | +74 | |
Maui | +74 | |
Miami | +80 | |
New York | +48 | |
San Diego | +70 | |
San Francisco | +58 | |
Sarasota | +74 | |
Tampa | +72 | |
Washington | +48 |
1800 | 44°F | SW 16 mph |
2100 | 44°F | SW 17 mph |
0000 | 44°F | W 19 mph |
0300 | 44°F | W 23 mph |
0600 | 46°F | W 21 mph |
0900 | 48°F | N 14 mph |
1200 | 48°F | N 10 mph |
1500 | 48°F | NW 10 mph |