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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 79 °F on Tuesday, while the low is 46 °F on Sunday. There is expected to be 1 sunny day and rain on 7 days this week.
There are currently no weather alerts.
Monday, May 6
- High of 68 °F, low of 57 °F (80% humidity)- Overcast with a 20% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 5:49 AM, sunset at 7:55 PM
1 / 6
Jaromir Chalabala // Shutterstock
Tuesday, May 7
- High of 79 °F, low of 61 °F (75% humidity)
- Overcast with a 100% chance of rain (20 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Fresh breeze (19 mph wind)
- Sunrise at 5:48 AM, sunset at 7:56 PM
- New moon
- Overcast with a 100% chance of rain (20 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Fresh breeze (19 mph wind)
- Sunrise at 5:48 AM, sunset at 7:56 PM
- New moon
2 / 6
thaweerat // Shutterstock
Wednesday, May 8
- High of 78 °F, low of 59 °F (49% humidity)
- Partly cloudy with a 100% chance of rain (31 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 5:47 AM, sunset at 7:57 PM
- Partly cloudy with a 100% chance of rain (31 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 5:47 AM, sunset at 7:57 PM
3 / 6
ESOlex // Shutterstock
Thursday, May 9
- High of 64 °F, low of 53 °F (82% humidity)
- Partly cloudy with a 69% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 5:46 AM, sunset at 7:58 PM
- Partly cloudy with a 69% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 5:46 AM, sunset at 7:58 PM
4 / 6
Dmitry Naumov // Shutterstock
Friday, May 10
- High of 60 °F, low of 49 °F (50% humidity)
- Partly cloudy with a 84% chance of rain (1 mm of rain)
- Gentle breeze (12 mph wind)
- Sunrise at 5:45 AM, sunset at 7:59 PM
- Partly cloudy with a 84% chance of rain (1 mm of rain)
- Gentle breeze (12 mph wind)
- Sunrise at 5:45 AM, sunset at 7:59 PM
5 / 6
otsphoto // Shutterstock
Saturday, May 11
- High of 65 °F, low of 47 °F (61% humidity)
- Overcast with a 100% chance of rain (5 mm of rain)
- Moderate breeze (16 mph wind)
- Sunrise at 5:44 AM, sunset at 8:00 PM
- Overcast with a 100% chance of rain (5 mm of rain)
- Moderate breeze (16 mph wind)
- Sunrise at 5:44 AM, sunset at 8:00 PM
6 / 6
LeManna // Shutterstock
Sunday, May 12
- High of 61 °F, low of 46 °F (52% humidity)
- Mostly sunny with a 20% chance of rain (0 mm of rain)
- Fresh breeze (21 mph wind)
- Sunrise at 5:43 AM, sunset at 8:01 PM
- Mostly sunny with a 20% chance of rain (0 mm of rain)
- Fresh breeze (21 mph wind)
- Sunrise at 5:43 AM, sunset at 8:01 PM
