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 85 °F on Friday, while the low is 62 °F on Tuesday. There are expected to be 3 sunny days and rain on 5 days this week.

There are currently no weather alerts.

Monday, August 4

- High of 80 °F, low of 64 °F (70% humidity)
- Overcast with a 20% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 5:57 AM, sunset at 8:06 PM

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1 / 6

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Tuesday, August 5

- High of 78 °F, low of 62 °F (79% humidity)
- Partly sunny with a 100% chance of rain (2 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 5:58 AM, sunset at 8:05 PM

2 / 6

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Wednesday, August 6

- High of 82 °F, low of 65 °F (70% humidity)
- Sunny with a 100% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (6 mph wind)
- Sunrise at 5:59 AM, sunset at 8:03 PM

3 / 6

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Thursday, August 7

- High of 84 °F, low of 68 °F (71% humidity)
- Mostly cloudy with a 20% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 6:00 AM, sunset at 8:02 PM

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Friday, August 8

- High of 85 °F, low of 68 °F (69% humidity)
- Sunny with a 0% chance of rain
- Gentle breeze (10 mph wind)
- Sunrise at 6:01 AM, sunset at 8:01 PM

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Saturday, August 9

- High of 85 °F, low of 69 °F (67% humidity)
- Sunny with a 0% chance of rain
- Gentle breeze (12 mph wind)
- Sunrise at 6:02 AM, sunset at 8:00 PM
- Full moon

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Sunday, August 10

- High of 81 °F, low of 66 °F (78% humidity)
- Mostly cloudy with a 100% chance of rain (4 mm of rain)
- Gentle breeze (12 mph wind)
- Sunrise at 6:03 AM, sunset at 7:59 PM