Measurements:
°C
°F
CURRENT WEATHER
01:35
Portsmouth
18°F
E 11 mph
Feels like: 8°F
Precip: 0%
World Resorts USA Portsmouth Weather

14 Day Weather Forecast

12.13
sat
DAY
30°F
NE 11 mph
precip
0%
NIGHT
28°F
NE 8 mph
precip
0%
12.14
sun
DAY
28°F
SE 9 mph
precip
0%
NIGHT
16°F
SE 16 mph
precip
0%
12.15
mon
DAY
24°F
SE 16 mph
precip
0%
NIGHT
20°F
E 9 mph
precip
66%
12.16
tue
DAY
28°F
E 12 mph
precip
0%
NIGHT
24°F
NE 8 mph
precip
0%
12.17
wed
DAY
36°F
NE 16 mph
precip
0%
NIGHT
36°F
E 9 mph
precip
0%
12.18
thu
DAY
36°F
N 4 mph
precip
100%
NIGHT
40°F
E 14 mph
precip
0%
12.19
fri
DAY
36°F
E 19 mph
precip
41%
NIGHT
22°F
E 11 mph
precip
0%
12.20
sat
DAY
28°F
N 9 mph
precip
100%
NIGHT
32°F
E 4 mph
precip
100%
12.21
sun
DAY
34°F
SW 4 mph
precip
100%
NIGHT
32°F
NW 6 mph
precip
77%
12.22
mon
DAY
36°F
SW 4 mph
precip
20%
NIGHT
38°F
NW 12 mph
precip
100%
12.23
tue
DAY
42°F
NE 7 mph
precip
100%
NIGHT
32°F
E 19 mph
precip
0%
12.24
wed
DAY
16°F
SE 21 mph
precip
0%
NIGHT
4°F
SE 12 mph
precip
0%
12.25
thu
DAY
16°F
E 9 mph
precip
0%
NIGHT
24°F
NE 11 mph
precip
100%
12.26
fri
DAY
30°F
NE 7 mph
precip
0%
NIGHT
32°F
NE 11 mph
precip
51%

Portsmouth Sea Water Temperature in December, °F

Select Year: 2024 2023 2022

The average sea surface temperature in December 2024 for Portsmouth was 45.0°F. The maximum and minimum values were 41.6°F and 47.6°F respectively.

Portsmouth on the Weather Map

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 75.2 °F
Warmest sea temperature:
August 66.7 °F
July 64.8 °F
September 63.6 °F
The most cold months:
January 31.4 °F
February 32.4 °F
December 37.5 °F
The most rainy months:
July 3 days
December 3 days
April 3 days
The most windy months:
March 9 mph
January 9 mph
February 9 mph
more details
USA Resorts:
NAME
F°
Chicago +20
Hawaii +76
Honolulu +76
Houston +68
Las Vegas +54
Los Angeles +54
Maui +70
Miami +70
Miami Beach +78
New York +24
San Diego +56
San Francisco +44
Sarasota +56
Tampa +54
Washington +24
all resorts
24 Hours Weather Forecast
Portsmouth
Local time: 01:35
13 dec, saturday
0300 18°F
E
11 mph
0600 16°F
NE
9 mph
0900 22°F
NE
7 mph
1200 30°F
NE
11 mph
1500 30°F
NE
11 mph
1800 30°F
NE
8 mph
2100 28°F
NE
9 mph
14 dec, sunday
0000 28°F
NE
8 mph