Portsmouth weather in April 2025

Expect 55°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Portsmouth in April. Check more long-term weather averages for Portsmouth in April before you book your next holiday to New Hampshire in 2025/2026.

55
55°F max day temperature
7
7 hours of sunshine per day
11
11 days with some rainfall
34
34°F min night temperature
13
13 hours of daylight per day
0
No heat & humidity
3.6
3.6 inches of monthly rainfall
5
5 (Moderate) UV index
41
41°F sea temperature

More about Portsmouth

Portsmouth by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for New Hampshire

Travel Up: Low prices on top car hire brands

Sale

Search for cheap car hire prices from top car hire providers
Filter car hire deals by price, car type, brand & more
Brands include Avis, Enterprise, Europcar, Hertz, Sixt & Thifty

Go to Travel Up deal >>

View all Travel Up offers

The April weather guide for New Hampshire (Portsmouth) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about the USA

How warm is it in Portsmouth in April?

Daytime temperatures usually reach 55°F in Portsmouth in April, falling to 34°F at night.

How sunny is it in Portsmouth in April?

There are normally 7 hours of bright sunshine each day in Portsmouth in April - that's 54% of daylight hours.

How warm is the sea around Portsmouth in April?

The average sea temperature around Portsmouth in April is 41°F.

Does it rain in Portsmouth in April?

There are usually 11 days with some rain in Portsmouth in April and the average monthly rainfall is 3.6 inches.

Portsmouth April sunrise & sunset times

Browse the sunrise and sunset times for Portsmouth in April 2025. Select a month to view Portsmouth sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Tuesday, 1st April 2025	05:24	18:10
Tuesday, 15th April 2025	05:01	18:26
Wednesday, 30th April 2025	04:38	18:44

Be inspired

Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers

We promise not to share your details

Popular travel offers

New Hampshire - quick facts
Flight time^✝	11.5 hours
Time difference	UK -5 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Nature
Tourist info	New Hampshire Division of Travel & Tourism Development