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CheckWeather USColona

Colona weather

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The weather map: all three models at once

NWS, American, European side by side around Colona 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

Colona, IL is at its warmest in Jun (average highs near 84°F) and coldest in Jan (lows around 20°F), with roughly 34 in of precipitation across the year. Below, compare what NWS, American, European forecast for Colona 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.

Colona climate by month

average daytime high and overnight low across a typical year
Jan
33°
20°
Feb
45°
25°
Mar
50°
32°
Apr
62°
42°
May
76°
54°
Jun
84°
64°
Jul
83°
66°
Aug
83°
65°
Sep
78°
60°
Oct
66°
49°
Nov
50°
36°
Dec
40°
28°

Which forecast is most accurate in the US?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
89
/100rank #1
87±1.3°F96±1.2 mph8592% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
73
/100rank #2
81±1.9°F93±2.2 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.

Common questions

What's the weather in Colona today?
On this page we show what NWS, American, European each forecast for Colona 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 Colona today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Colona 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 Colona?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Colona 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 Colona?
June is typically the warmest month in Colona, with average highs around 84°F.
How cold does Colona get?
The coldest month in Colona is January, when overnight lows average about 20°F.
How much rain does Colona get?
Colona sees roughly 34 in of precipitation a year, with March usually the wettest month.

Nearby

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