Decatur, Illinois 7-day weather forecast

Stacker created the forecast for Decatur, Illinois using data from OpenWeather. This week's high is 101 °F on Sunday, while the low is 59 °F on Monday. There are expected to be 2 sunny days and rain on 4 days this week.

There are currently no weather alerts.

Monday, September 7

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1 / 6

Tuesday, September 8

- High of 92 °F, low of 64 °F (28% humidity)
- Mostly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (7 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 6:30 AM, sunset at 7:16 PM

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2 / 6

Wednesday, September 9

- High of 93 °F, low of 71 °F (47% humidity)
- Sunny with a 100% chance of rain (2 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 6:31 AM, sunset at 7:15 PM

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3 / 6

Thursday, September 10

- High of 84 °F, low of 68 °F (56% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Light breeze (7 mph wind)
- Sunrise at 6:32 AM, sunset at 7:13 PM
- New moon

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4 / 6

Friday, September 11

- High of 93 °F, low of 62 °F (40% humidity)
- Mostly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:33 AM, sunset at 7:11 PM

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5 / 6

Saturday, September 12

- High of 96 °F, low of 67 °F (42% humidity)
- Sunny with a 100% chance of rain (3 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:34 AM, sunset at 7:10 PM

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6 / 6

Sunday, September 13

- High of 101 °F, low of 72 °F (31% humidity)
- Mostly cloudy with a 100% chance of rain (3 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 6:35 AM, sunset at 7:08 PM