Stacker created the forecast for Decatur, Illinois using data from OpenWeather. This week's high is 83 °F on Wednesday, while the low is 45 °F on Sunday. There are expected to be 3 sunny days and rain on 3 days this week.
There are currently no weather alerts.
Monday, September 28
- High of 77 °F, low of 51 °F (54% humidity)
- Fair with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Light breeze (5 mph wind)
- Sunrise at 6:49 AM, sunset at 6:43 PM
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Pablesku // Shutterstock
1 / 6Tuesday, September 29
- High of 80 °F, low of 52 °F (44% humidity)
- Fair with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Light breeze (6 mph wind)
- Sunrise at 6:49 AM, sunset at 6:42 PM
Andrzej Kubik // Shutterstock
2 / 6Wednesday, September 30
- High of 83 °F, low of 62 °F (51% humidity)
- Overcast with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:50 AM, sunset at 6:40 PM
Andrew Lever // Shutterstock
3 / 6Thursday, October 1
- High of 82 °F, low of 67 °F (54% humidity)
- Overcast with a 100% chance of rain (9 mm of rain)
- Gentle breeze (12 mph wind)
- Sunrise at 6:51 AM, sunset at 6:38 PM
Valeriy Boyarskiy // Shutterstock
4 / 6Friday, October 2
- High of 72 °F, low of 59 °F (36% humidity)
- Overcast with a 25% chance of rain (1 mm of rain)
- Gentle breeze (11 mph wind)
- Sunrise at 6:52 AM, sunset at 6:37 PM
loreanto // Shutterstock
5 / 6Saturday, October 3
- High of 65 °F, low of 54 °F (71% humidity)
- Mostly cloudy with a 100% chance of rain (4 mm of rain)
- Gentle breeze (11 mph wind)
- Sunrise at 6:53 AM, sunset at 6:35 PM
- Last quarter moon
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Matusciac Alexandru // Shutterstock
6 / 6Sunday, October 4
- High of 72 °F, low of 45 °F (32% humidity)
- Fair with a 0% chance of rain
- Gentle breeze (9 mph wind)
- Sunrise at 6:54 AM, sunset at 6:33 PM
