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Decatur, IL Weather Forecast and Current Conditions (62521)

Current Conditions From Nearby Local Station  

45°F
Feels Like 45°F  
Humidity 83% Dew Point 40°F Wind Calm 0 MPH Barometer 30.42 in.772.7 mm
Solar Rad 0 w/m2 UV Index 0
Report from a personal weather station 3.4 miles NNW of central Decatur
at

Current Conditions From Nearby Local Station  

45°F
Feels Like 45°F  
Humidity 83% Dew Point 40°F Wind Calm 0 MPH Barometer 30.42 in.772.7 mm
Solar Rad 0 w/m2 UV Index 0
Report from a personal weather station 3.4 miles NNW of central Decatur
at

Point Forecast at a Glance

ThuOct 9
Thu Oct 9: Sunny, High 70°F, Low 43°F
70°
43°
FriOct 10
Fri Oct 10: Sunny, High 74°F, Low 53°F
74°
53°
SatOct 11
Sat Oct 11: Sunny, High 74°F, Low 49°F
10%
74°
49°
SunOct 12
Sun Oct 12: Sunny, High 76°F, Low 57°F
76°
57°
MonOct 13
Mon Oct 13: Sunny, High 79°F, Low 56°F
10%
79°
56°
TueOct 14
Tue Oct 14: Sunny, High 79°F, Low 56°F
10%
79°
56°
WedOct 15
Wed Oct 15: Sunny, High 77°F
10%
77°
 

This Date in Weather History

1981 - The temperature at San Juan, Puerto Rico, soared to 98 degrees to establish an all-time record for that location.

More on this and other weather history

Decatur 7 Day Weather Forecast Details

Thursday Oct 9

Sunny

Day: Sunny, with a high near 70. East wind around 7 mph.

Clear

Night: Mostly clear, with a low around 43. Southeast wind around 6 mph.

Friday Oct 10

Sunny

Day: Sunny, with a high near 74. South wind 3 to 7 mph.

Partly Cloudy

Night: Partly cloudy, with a low around 53. Southwest wind around 6 mph.

Saturday Oct 11

Sunny

Day: Sunny, with a high near 74. North northwest wind 5 to 8 mph.

Clear

Night: Mostly clear, with a low around 49. Northeast wind around 6 mph.

Sunday Oct 12

Sunny

Day: Mostly sunny, with a high near 76.

Partly Cloudy

Night: Partly cloudy, with a low around 57.

Monday Oct 13

Sunny

Day: Mostly sunny, with a high near 79.

Partly Cloudy

Night: Partly cloudy, with a low around 56.

Tuesday Oct 14

Sunny

Day: Mostly sunny, with a high near 79.

Clear

Night: Mostly clear, with a low around 56.

Wednesday Oct 15

Sunny

Day: Sunny, with a high near 77.

Sun & Moon   Monthly

First Light 6:34 AM

Sunrise 7:01 AM

Sunset 6:27 PM

Last Light 6:54 PM

Moonrise 7:43 PM

Moonset 10:01 AM

Moon Phase
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Weather Near Decatur

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Mahomet, IL

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Contiguous United States Extremes

Wed's High Temperature
103 at 16 Miles Southwest Of Tecopa, CA

Wed's Low Temperature
15 at 14 Miles West-southwest Of Mackay, ID

Weather Folklore

Cockroaches are more active before a storm.

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About Decatur, Illinois

Decatur ( dih-KAY-tər) is the largest city in Macon County, Illinois, United States, and its county seat. The city was founded in 1829 and is situated along the Sangamon River and Lake Decatur in Central Illinois. As of the 2020 census, it had a population of 70,522. It is the 17th-most populous city in Illinois and the sixth-most populous outside the Chicago metropolitan area. Decatur has an economy based on industrial and agricultural commodity processing and production. The city is home to Millikin University and Richland Community College.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.