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Somersworth weather

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NWSNational Blend (NBM)
37°
Clear
Feels 33° · Wind 2 mph · Humidity 89%
AmericanNOAA GFS
37°
Clear
Feels 30° · Wind 4 mph · Humidity 70%
EuropeanECMWF
38°
Clear
Feels 32° · Wind 4 mph · Humidity 72%

Latest for Somersworth: NWS (National Blend (NBM)): 37° Clear · American (NOAA GFS): 37° Clear · European (ECMWF): 38° Clear.

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Somersworth weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Somersworth weather in numbers

from 30 years of measured normals

Somersworth swings 63°F across the year, from 80°F highs in July to 17°F lows in February, and October is usually the wettest month in a year that brings about 50 in of precipitation.

Warmest month
July
80°F average high
Coldest month
February
17°F average low
Wettest month
October
50 in a year
Below freezing
4 months
January, February, March and December
Comfortable
4 months
May, June, August and September
Residents
12,000
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The weather map: all three models at once

NWS, American, European side by side around Somersworth and nearby towns.Live rain radar →
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Somersworth hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Somersworth 10-day forecast, out to 14 days

where the models agree, and where they split

Somersworth, New Hampshire (NH) is at its warmest in Jul (average highs near 80°F) and coldest in Feb (lows around 17°F), with roughly 50 in of precipitation across the year. Below, compare what NWS, American, European forecast for Somersworth right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

Somersworth climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
31°
18°
Feb
35°
17°
Mar
42°
26°
Apr
55°
36°
May
66°
45°
Jun
74°
56°
Jul
80°
63°
Aug
78°
62°
Sep
71°
54°
Oct
60°
43°
Nov
48°
33°
Dec
37°
24°

Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.

How the weather around Somersworth has changed since 1995

Somersworth sits in the same roughly 50 km square of NASA's reanalysis as West Scarborough. That square ran 1.7°F warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the West Scarborough page.

Which forecast is most accurate in the US?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
93
/100rank #1
91±0.9°F97±1.1 mph9396% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
82
/100rank #2
83±1.7°F94±2.0 mph7184% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
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AmericanNOAA GFS
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EuropeanECMWF
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Common questions

What's the weather in Somersworth today?
On this page we show what NWS, American, European each forecast for Somersworth today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Somersworth today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Somersworth and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Somersworth?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Somersworth forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Somersworth?
July is typically the warmest month in Somersworth, with average highs around 80°F.
How cold does Somersworth get?
The coldest month in Somersworth is February, when overnight lows average about 17°F.
How much rain does Somersworth get?
Somersworth sees roughly 50 in of precipitation a year, with October usually the wettest month.

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