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CheckWeather USDecatur
Forecast confidence: High · models disagree by 1°F

Decatur weather

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Drizzle,rain likely tomorrow

NWS, the American and the European model agree on a high near 97° in Decatur today. Tomorrow looks drizzle around 99°, with a 16% chance of rain.

97°73°
99°76°
93°73°
91°73°
93°73°
92°73°
Todaymodels agreeTomorrowmodels agreeMondaymodels agreeTuesdaymodels agreeWednesdaymodels agreeThursdaysplit ±6°
NWSNational Blend (NBM)
98°
Drizzle
Today 98°·Low 74°·Rain 18%
AmericanNOAA GFS
97°
Partly cloudy
Today 97°·Low 71°·Rain 18%
EuropeanECMWF
97°
Light drizzle
Today 97°·Low 74°·Rain 55%

The weather map: all three models at once

NWS, American, European side by side around Decatur and nearby towns.Live rain radar →
Loading the three model maps…

Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split
Today
Drizzle
97° 73°
models agree
Tomorrow
Drizzle
99° 76°
models agree
Mon
Partly cloudy
93° 73°
models agree
Tue
Mostly clear
91° 73°
models agree
Wed
Clear
93° 73°
models agree
Thu
Light drizzle
92° 73°
±6°
Fri
Light drizzle
92° 72°
±4°
Sat
Light drizzle
92° 72°
±5°
Sun
Light drizzle
93° 74°
models agree
Mon
Light drizzle
87° 72°
±15°
Tue
Drizzle
86° 68°
±12°
Wed
Cloudy
82° 64°
models agree
Thu
Cloudy
83° 61°
models agree
Fri
Clear
84° 61°
models agree

Decatur, AL is at its warmest in Jul (average highs near 89°F) and coldest in Jan (lows around 36°F), with roughly 48 in of precipitation across the year. Below, compare what NWS, American, European forecast for Decatur 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.

Decatur climate by month

average daytime high and overnight low across a typical year
Jan
52°
36°
Feb
61°
43°
Mar
65°
46°
Apr
71°
53°
May
81°
62°
Jun
88°
69°
Jul
89°
73°
Aug
89°
72°
Sep
83°
67°
Oct
76°
57°
Nov
65°
49°
Dec
55°
39°

Which forecast is most accurate in Decatur?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
83
/100rank #1
85±1.5°F97±0.8 mph7184% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
60
/100rank #2
76±2.4°F93±2.1 mph1855% 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±1°97° to 98°±37%18% to 55% chance
Tomorrow±1°99° to 99°±2%14% to 16% chance
Mon±4°91° to 94°±6%6% to 12% chance
Tue±2°90° to 92°±24%6% to 30% chance
Wed±2°92° to 94°±23%3% to 26% chance

The models often agree on temperature and still split on rain — and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Decatur

today, local time
Sunrise
06:24
Sunset
19:09
Daylight
12h 45m

Common questions

What's the weather in Decatur today?
On this page we show what NWS, American, European each forecast for Decatur 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 Decatur today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Decatur 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 Decatur?
Over the last 30 days, the European model has been the most accurate for Decatur (CheckWeather Score 83/100), ahead of the American at 60. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Decatur?
July is typically the warmest month in Decatur, with average highs around 89°F.
How cold does Decatur get?
The coldest month in Decatur is January, when overnight lows average about 36°F.
How much rain does Decatur get?
Decatur sees roughly 48 in of precipitation a year, with January usually the wettest month.

Nearby

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