Decatur, Illinois 7-day Weather Forecast

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Decatur, Illinois 7-day weather forecast

Stacker created the forecast for Decatur, Illinois using data from OpenWeather. This week's high is 52 °F on Thursday, while the low is -9 °F on Monday. There are expected to be 2 sunny days and rain on 2 days this week.

NWS Lincoln IL has issued a special weather statement until Monday at 04:00 AM and a cold weather advisory until Monday at 08:00 AM.

Monday, December 15

- High of 29 °F, low of -9 °F (74% humidity)
- Mostly cloudy with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Moderate breeze (16 mph wind)
- Sunrise at 7:10 AM, sunset at 4:31 PM

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Tuesday, December 16

- High of 37 °F, low of 21 °F (90% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 7:11 AM, sunset at 4:32 PM

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Wednesday, December 17

- High of 38 °F, low of 29 °F (100% humidity)
- Mostly sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (2 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 7:11 AM, sunset at 4:32 PM

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Thursday, December 18

- High of 52 °F, low of 27 °F (85% humidity)
- Overcast with a 100% chance of rain (12 mm of rain)
- Fresh breeze (24 mph wind)
- Sunrise at 7:12 AM, sunset at 4:32 PM

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Friday, December 19

- High of 32 °F, low of 21 °F (50% humidity)
- Partly cloudy with a 0% chance of snow
- Fresh breeze (21 mph wind)
- Sunrise at 7:12 AM, sunset at 4:33 PM
- New moon

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Saturday, December 20

- High of 51 °F, low of 31 °F (65% humidity)
- Mostly cloudy with a 20% chance of rain (0 mm of rain)
- Fresh breeze (19 mph wind)
- Sunrise at 7:13 AM, sunset at 4:33 PM

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Sunday, December 21

- High of 43 °F, low of 30 °F (39% humidity)
- Partly cloudy with a 0% chance of rain
- Moderate breeze (16 mph wind)
- Sunrise at 7:13 AM, sunset at 4:34 PM