Flights to Portsmouth, MA, United States

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Weather in Portsmouth

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January0°C-6°C
February1°C-5°C
March5°C-1°C
April11°C3°C
May17°C9°C
June21°C13°C
July25°C17°C
August25°C17°C
September21°C13°C
October15°C8°C
November9°C2°C
December3°C-2°C
Hottest Month
25°C
July
Coldest month
-6°C
January
Sunny days
255
days per year
Snow days
19
days per year

14 day forecast

Saturday
31 May
88%
18°C10°C
7 Jun
24°C15°C
Sunday
1 Jun
17°C9°C
8 Jun
84%
17°C12°C
Monday
2 Jun
24°C12°C
9 Jun
87%
22°C20°C
Tuesday
3 Jun
24°C8°C
10 Jun
89%
19°C18°C
Wednesday
4 Jun
31°C13°C
11 Jun
27°C16°C
Thursday
5 Jun
76%
33°C18°C
12 Jun
23°C12°C
Friday
6 Jun
89%
29°C21°C
13 Jun
22°C11°C

Cheapest month to fly to Portsmouth

Explore price trends for trips to Portsmouth

Annual Avg. Price309 GBP
June 2025303 GBP
July 2025374 GBP
August 2025261 GBP
September 2025241 GBP
October 2025272 GBP
November 2025261 GBP
December 2025320 GBP
January 2026335 GBP
February 2026415 GBP

Direct flights to Portsmouth

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Frequently asked questions

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