Measurements:
°C
°F
CURRENT WEATHER
14:30
Portsmouth
100°F
SE 14 mph
Feels like: 102°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 16 days
October 14 days
September 13 days
The most warm months:
July 81.7 °F
August 80.0 °F
June 76.1 °F
Warmest sea temperature:
August 66.7 °F
July 64.8 °F
September 63.6 °F
The most cold months:
January 30.9 °F
February 32.1 °F
December 36.4 °F
The most rainy months:
July 3 days
August 2 days
October 2 days
The most windy months:
January 9 mph
March 9 mph
November 9 mph
more details

Portsmouth on the Weather Map

USA Resorts:
NAME
F°
Boston +94
Chicago +88
Hawaii +80
Houston +90
Las Vegas +120
Los Angeles +106
Maui +76
Miami +100
Myrtle Beach +96
New York +114
San Diego +96
San Francisco +76
Santa Monica +84
Sarasota +102
Tampa +100
all resorts
24 Hours Weather Forecast
Portsmouth
Local time: 14:30
15 jul, wednesday
1500 100°F
SE
14 mph
1800 92°F
SE
14 mph
2100 80°F
E
6 mph
16 jul, thursday
0000 72°F
E
6 mph
0300 68°F
E
7 mph
0600 66°F
E
7 mph
0900 80°F
E
8 mph
1200 88°F
E
12 mph