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Claymont weather

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Claymont weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Claymont weather in numbers

from 30 years of measured normals

Claymont swings 58°F across the year, from 89°F highs in July to 31°F lows in February, and August is usually the wettest month in a year that brings about 47 in of precipitation.

Warmest month
July
89°F average high
Coldest month
February
31°F average low
Wettest month
August
47 in a year
Below freezing
1 month
February
Comfortable
4 months
April, May, September and October
Residents
8,253
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The weather map: all three models at once

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

where the models agree, and where they split

Claymont, Delaware (DE) is at its warmest in Jul (average highs near 89°F) and coldest in Feb (lows around 31°F), with roughly 47 in of precipitation across the year. Below, compare what NWS, American, European forecast for Claymont 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.

Claymont climate by month

average daytime high and overnight low across a typical year
Jan
46°
32°
Feb
48°
31°
Mar
54°
36°
Apr
66°
46°
May
73°
53°
Jun
84°
62°
Jul
89°
69°
Aug
85°
66°
Sep
78°
61°
Oct
70°
50°
Nov
57°
39°
Dec
47°
33°

Which forecast is most accurate in the US?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
89
/100rank #1
88±1.2°F96±1.2 mph8491% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
73
/100rank #2
82±1.8°F93±2.3 mph4972% 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 Claymont today?
On this page we show what NWS, American, European each forecast for Claymont 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 Claymont today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Claymont 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 Claymont?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Claymont 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 Claymont?
July is typically the warmest month in Claymont, with average highs around 89°F.
How cold does Claymont get?
The coldest month in Claymont is February, when overnight lows average about 31°F.
How much rain does Claymont get?
Claymont sees roughly 47 in of precipitation a year, with August usually the wettest month.

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