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CheckWeather USRadnor

Radnor weather

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The weather map: all three models at once

NWS, American, European side by side around Radnor and nearby towns.Live rain radar →
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Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split

Radnor, PA is at its warmest in Jul (average highs near 88°F) and coldest in Feb (lows around 30°F), with roughly 48 in of precipitation across the year. Below, compare what NWS, American, European forecast for Radnor 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.

Radnor climate by month

average daytime high and overnight low across a typical year
Jan
45°
31°
Feb
48°
30°
Mar
53°
35°
Apr
66°
45°
May
73°
52°
Jun
84°
62°
Jul
88°
69°
Aug
84°
65°
Sep
77°
60°
Oct
68°
50°
Nov
55°
39°
Dec
45°
32°

Which forecast is most accurate in Radnor?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
94
/100rank #1
89±1.1°F95±1.6 mph100100% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
72
/100rank #2
80±2.0°F96±1.3 mph4771% 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.

Common questions

What's the weather in Radnor today?
On this page we show what NWS, American, European each forecast for Radnor 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 Radnor today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Radnor 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 Radnor?
Over the last 30 days, the European model has been the most accurate for Radnor (CheckWeather Score 94/100), ahead of the American at 72. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Radnor?
July is typically the warmest month in Radnor, with average highs around 88°F.
How cold does Radnor get?
The coldest month in Radnor is February, when overnight lows average about 30°F.
How much rain does Radnor get?
Radnor sees roughly 48 in of precipitation a year, with August usually the wettest month.

Nearby

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