Weekend and 10-day weather forecast
Decatur, IL

Today, on Sunday, August 14, the sky will be moderately clouded.
The highest predicted temperature is a moderately hot 82.4°F (28°C), while the lowest temperature will be an enjoyable 64.4°F (18°C).
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is evaluated at a hot 86°F (30°C). Note that heat index values are valued for light wind and location in the shade.
Sunrise was at 6:07 am and sunset will be at 7:53 pm; the daylight will last for 13h and 47min.

The weather will be unstable for the next ten days, and a mix of cloudy, sunny, stormy and rainy weather is predicted.
Rainfall is predicted for Saturday through next Tuesday. With light precipitation of 0.28" (7mm), most rainfall is expected on next Monday.
In the coming days, the highest temperature will range between 75.2°F (24°C) and 84.2°F (29°C), while the lowest nightly temperature variation will be unnoticeable, as the lowest temperature will vary between 59°F (15°C) and 64.4°F (18°C).
The hottest day will be Friday, with a maximum of 84.2°F (29°C); Tuesday will be the coldest day, with the highest temperature of 75.2°F (24°C).