Measurements:
°C
°F
Portsmouth
50°F
NE 4 mph
Feels like: 48°F
Precip: 85%
World Resorts USA Portsmouth Weather

14 Day Weather Forecast

05.12
sun
DAY
56°F
NW 7 mph
precip
88%
NIGHT
48°F
NE 5 mph
precip
66%
05.13
mon
DAY
62°F
NW 7 mph
precip
0%
NIGHT
54°F
N 10 mph
precip
0%
05.14
tue
DAY
70°F
N 11 mph
precip
0%
NIGHT
60°F
N 8 mph
precip
100%
05.15
wed
DAY
58°F
NE 9 mph
precip
100%
NIGHT
56°F
NE 4 mph
precip
0%
05.16
thu
DAY
64°F
NW 6 mph
precip
100%
NIGHT
50°F
NE 2 mph
precip
0%
05.17
fri
DAY
62°F
NW 8 mph
precip
0%
NIGHT
50°F
NW 3 mph
precip
0%
05.18
sat
DAY
58°F
W 9 mph
precip
0%
NIGHT
50°F
W 4 mph
precip
78%
05.19
sun
DAY
60°F
W 7 mph
precip
0%
NIGHT
46°F
SW 2 mph
precip
0%
05.20
mon
DAY
58°F
NW 7 mph
precip
0%
NIGHT
48°F
NW 3 mph
precip
23%
05.21
tue
DAY
60°F
NW 7 mph
precip
0%
NIGHT
50°F
N 5 mph
precip
0%
05.22
wed
DAY
70°F
N 9 mph
precip
0%
NIGHT
60°F
NW 5 mph
precip
0%
05.23
thu
DAY
58°F
NW 11 mph
precip
100%
NIGHT
60°F
N 7 mph
precip
100%
05.24
fri
DAY
62°F
NE 16 mph
precip
22%
NIGHT
50°F
NE 10 mph
precip
25%
05.25
sat
DAY
60°F
NE 8 mph
precip
0%
NIGHT
56°F
E 7 mph
precip
0%

Portsmouth Sea Water Temperature in May, °F

Select Year: 2023 2022 2021

The average sea surface temperature in May 2023 for Portsmouth was 50.2°F. The maximum and minimum values were 47.0°F and 54.4°F respectively.

Portsmouth on the Weather Map

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
USA Resorts:
NAME
Boston +52
Chicago +86
Hawaii +80
Honolulu +80
Houston +84
Las Vegas +92
Los Angeles +72
Miami +84
New York +52
Orlando +80
San Diego +68
San Francisco +60
Sarasota +82
Tampa +84
Washington +54
24 Hours Weather Forecast
Portsmouth
Local time: 20:14
12 may, sunday
2100 50°F
NE
4 mph
13 may, monday
0000 48°F
NE
5 mph
0300 46°F
NE
5 mph
0600 48°F
NE
2 mph
0900 56°F
NE
2 mph
1200 62°F
NW
7 mph
1500 60°F
NW
12 mph
1800 58°F
NW
10 mph