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Dover weather

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Dover weather alerts and warnings

active National Weather Service watches, warnings and advisories

Checking the National Weather Service for active alerts covering Dover…

Dover weather in numbers

from 30 years of measured normals

Dover swings 61°F across the year, from 83°F highs in July to 22°F lows in February, and March is usually the wettest month in a year that brings about 52 in of precipitation.

Warmest month
July
83°F average high
Coldest month
February
22°F average low
Wettest month
March
52 in a year
Below freezing
4 months
January, February, March and December
Comfortable
4 months
May, June, August and September
Residents
31,000
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The weather map: all three models at once

NWS, American, European side by side around Dover and nearby towns.Live rain radar →
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Dover 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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Dover 10-day forecast, out to 14 days

where the models agree, and where they split

Dover, New Hampshire (NH) is at its warmest in Jul (average highs near 83°F) and coldest in Feb (lows around 22°F), with roughly 52 in of precipitation across the year. Below, compare what NWS, American, European forecast for Dover 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.

Dover climate by month

average daytime high and overnight low across a typical year
Jan
38°
24°
Feb
40°
22°
Mar
45°
29°
Apr
56°
38°
May
68°
48°
Jun
76°
57°
Jul
83°
66°
Aug
77°
61°
Sep
73°
57°
Oct
63°
47°
Nov
49°
34°
Dec
41°
27°

Which forecast is most accurate in Dover?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
86
/100rank #1
89±1.1°F96±1.2 mph7687% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
78
/100rank #2
86±1.4°F94±2.0 mph5877% 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 Dover today?
On this page we show what NWS, American, European each forecast for Dover 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 Dover today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Dover 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 Dover?
Over the last 30 days, the European model has been the most accurate for Dover (CheckWeather Score 86/100), ahead of the American at 78. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Dover?
July is typically the warmest month in Dover, with average highs around 83°F.
How cold does Dover get?
The coldest month in Dover is February, when overnight lows average about 22°F.
How much rain does Dover get?
Dover sees roughly 52 in of precipitation a year, with March usually the wettest month.

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