Decatur, Illinois 7-day Weather Forecast

ESOlex // Shutterstock

Decatur, Illinois 7-day weather forecast

Stacker created the forecast for Decatur, Illinois using data from OpenWeather. This week's high is 41 °F on Saturday, while the low is 0 °F on Tuesday. There are expected to be 3 sunny days, snow on 1 day, and 1 day of rain this week.

NWS Lincoln IL has issued a cold weather advisory until Monday at 12:00 PM.

Monday, January 20

- High of 14 °F, low of 3 °F (45% humidity)
- Sunny with a 0% chance of snow
- Moderate breeze (13 mph wind)
- Sunrise at 7:12 AM, sunset at 5:00 PM

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Leonid Ikan // Shutterstock

Tuesday, January 21

- High of 9 °F, low of 0 °F (37% humidity)
- Sunny with a 0% chance of snow
- Moderate breeze (15 mph wind)
- Sunrise at 7:12 AM, sunset at 5:01 PM
- Last quarter moon

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Wednesday, January 22

- High of 30 °F, low of 8 °F (49% humidity)
- Overcast with a 0% chance of snow
- Moderate breeze (17 mph wind)
- Sunrise at 7:11 AM, sunset at 5:03 PM

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Leonid Ikan // Shutterstock

Thursday, January 23

- High of 29 °F, low of 20 °F (58% humidity)
- Overcast with a 0% chance of snow
- Gentle breeze (9 mph wind)
- Sunrise at 7:10 AM, sunset at 5:04 PM

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Friday, January 24

- High of 28 °F, low of 23 °F (59% humidity)
- Mostly sunny with a 20% chance of snow (0 mm of snow)
- Gentle breeze (10 mph wind)
- Sunrise at 7:10 AM, sunset at 5:05 PM

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ESOlex // Shutterstock

Saturday, January 25

- High of 41 °F, low of 22 °F (60% humidity)
- Partly sunny with a 0% chance of rain
- Moderate breeze (16 mph wind)
- Sunrise at 7:09 AM, sunset at 5:06 PM

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VOJTa Herout // Shutterstock

Sunday, January 26

- High of 37 °F, low of 29 °F (77% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- Moderate breeze (13 mph wind)
- Sunrise at 7:08 AM, sunset at 5:07 PM