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Weather in Decatur, Illinois, USA

Now
36 °F

Mostly cloudy.


Feels Like: 27 °F
Forecast: 44 / 29 °F
Wind: 15 mph ↑ from North

Location: Decatur Airport
Current Time: Nov 13, 2026 at 7:53:48 am
Latest Report: Nov 13, 2026 at 6:54 am
Visibility: 10 mi
Pressure: 30.05 "Hg
Humidity: 75%
Dew Point: 29 °F

Upcoming 5 hours

Now 8:00 am 9:00 am 10:00 am 11:00 am 12:00 pm
36 °F 35 °F 37 °F 39 °F 41 °F 42 °F

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Forecast for the next 48 hours

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  Friday Saturday
  Morning Afternoon Evening Night Morning Afternoon Evening
Forecast
Temperature 37 °F 43 °F 33 °F 27 °F 33 °F 46 °F 30 °F
Sunny. Low clouds. Clear. Clear. Sunny. Sunny. Clear.
Feels Like 29 °F 36 °F 27 °F 20 °F 25 °F 42 °F 26 °F
Wind Speed 12 mph 13 mph 7 mph 6 mph 9 mph 7 mph 4 mph
Wind Direction NNW
↑
NNW
↑
NNW
↑
NW
↑
N
↑
NW
↑
N
↑
Humidity 74% 54% 80% 85% 76% 47% 88%
Dew Point 29 °F 27 °F 28 °F 23 °F 26 °F 27 °F 27 °F
Visibility 7 mi 8 mi 6 mi 7 mi 7 mi 8 mi 7 mi
Probability of Precipitation 0% 0% 0% 0% 0% 0% 0%
Amount of Rain 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.00"
Amount of Snow 0.00" 0.00" 0.00" 0.00" 0.00" 0.00" 0.00"
* Updated Friday, November 13, 2026 1:42:28 am Decatur time - Weather by CustomWeather, © 2026

14 day forecast, day-by-day Hour-by-hour forecast for next week

Yesterday's weather

More clouds than sun. 46 / 36 °F
Humidity: 77%. Wind: 13 mph ↑ from Northwest

More weather last week

Currently at nearby stations

34 °F

Logan County Airport: (30 mi)

Overcast.

35 °F

University Of Illinois-Willard Airport: (38 mi)

Mostly cloudy.

36 °F

Bloomington / Normal: (44 mi)

Overcast.

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Forecast for the next 2 weeks

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Sun Mon Tue Wed Thu Fri Sat
8
9
10
11
12

View historic weather

28

Detailed forecast for 14 days