Measurements:
°C
°F
CURRENT WEATHER
07:52
Portsmouth
48°F
SW 9 mph
Feels like: 44°F
Precip: 0%
World Resorts USA Portsmouth

Annual Weather

Portsmouth Air Temperature, °F

Precipitation Totals, in

Rainy Days During the Year

Average Wind Speed, mph
Sunny, Cloudy and Gloomy Days
Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart.

Best Time to Visit Portsmouth
The most sunny months:
November 15 days
September 14 days
May 13 days
The most warm months:
July 80.7 °F
August 80.0 °F
June 74.2 °F
Warmest sea temperature:
August 67.3 °F
July 65.5 °F
September 64.2 °F
The most cold months:
January 32.1 °F
February 32.9 °F
December 38.3 °F
The most rainy months:
July 4 days
December 3 days
August 3 days
The most windy months:
March 10 mph
February 9 mph
December 9 mph
more details

Portsmouth on the Weather Map

USA Resorts:
NAME
F°
Boston +50
Chicago +50
Hawaii +74
Honolulu +74
Houston +74
Las Vegas +64
Los Angeles +58
Miami +84
New York +54
Orlando +84
San Diego +60
San Francisco +56
Sarasota +84
Tampa +84
Washington +54
all resorts
24 Hours Weather Forecast
Portsmouth
Local time: 07:52
11 may, saturday
0900 48°F
SW
9 mph
1200 50°F
W
10 mph
1500 50°F
W
9 mph
1800 48°F
W
6 mph
2100 42°F
W
2 mph
12 may, sunday
0000 40°F
SW
2 mph
0300 38°F
SE
3 mph
0600 40°F
SE
2 mph