Flights to Portsmouth, MA, United States

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Cheap flights to Portsmouth

Weather in Portsmouth

Average Weather

Month	Average monthly max temperature	Average monthly min temperature
January	0°C	-6°C
February	1°C	-5°C
March	5°C	-1°C
April	11°C	3°C
May	17°C	9°C
June	21°C	13°C
July	25°C	17°C
August	25°C	17°C
September	21°C	13°C
October	15°C	8°C
November	9°C	2°C
December	3°C	-2°C

Hottest Month

25°C

July

Coldest month

-6°C

January

Sunny days

255

days per year

Snow days

days per year

14 day forecast

Saturday

12 Jul

87%

22°C18°C

19 Jul

86%

27°C18°C

Sunday

13 Jul

20°C17°C

20 Jul

78%

27°C18°C

Monday

14 Jul

29°C19°C

21 Jul

29°C17°C

Tuesday

15 Jul

32°C19°C

22 Jul

25°C17°C

Wednesday

16 Jul

66%

27°C20°C

23 Jul

23°C15°C

Thursday

17 Jul

76%

30°C21°C

24 Jul

88%

29°C19°C

Friday

18 Jul

84%

23°C18°C

25 Jul

32°C21°C

Cheapest month to fly to Portsmouth

Explore price trends for trips to Portsmouth

Showing prices in USD

Annual Avg. Price	57 USD
August 2025	49 USD
September 2025	47 USD
October 2025	47 USD
November 2025	47 USD
December 2025	54 USD
January 2026	68 USD
February 2026	85 USD