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
11 Oct
16°C5°C
18 Oct
79%
13°C6°C
Sunday
12 Oct
88%
13°C9°C
19 Oct
88%
13°C10°C
Monday
13 Oct
89%
11°C8°C
20 Oct
16°C7°C
Tuesday
14 Oct
83%
13°C9°C
21 Oct
13°C7°C
Wednesday
15 Oct
19°C8°C
22 Oct
15°C6°C
Thursday
16 Oct
13°C4°C
23 Oct
22°C8°C
Friday
17 Oct
11°C3°C
24 Oct
89%
17°C12°C

Cheapest month to fly to Portsmouth

Explore price trends for trips to Portsmouth

Annual Avg. Price250 GBP
November 2025232 GBP
December 2025203 GBP
January 2026203 GBP
February 2026271 GBP
March 2026284 GBP
April 2026308 GBP

Frequently asked questions

What are the main airports in Portsmouth, Massachusetts?
How to get from the airport to Portsmouth, Massachusetts?
When is the best time of the year to fly to Portsmouth, Massachusetts?
What to do in Portsmouth, Massachusetts?
When to book your flight to Portsmouth, Massachusetts?
How many days should I stay in Portsmouth, Massachusetts?
What are top tourist attractions in Portsmouth, Massachusetts?
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