Want to see the weather for Decatur Illinois 10 days in advance? WeatherYou™ is now offering extended
10-day weather forecast report for Decatur Illinois and virtually any other city around the globe.
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Extended 10-Day Forecast Report
Monday Oct 20
Mainly clear. Low around 45F. Winds NNW at 5 to 10 mph.
Tuesday Oct 21
Sunny. High 58F. Winds N at 5 to 10 mph.
Wednesday Oct 22
A mostly clear sky. Low 39F. Winds NE at 5 to 10 mph.
Thursday Oct 23
Sunny. High 59F. Winds ENE at 5 to 10 mph.
Friday Oct 24
Mostly clear. Low 38F. Winds light and variable.
Saturday Oct 25
Some sun in the morning with increasing clouds during the afternoon. High 62F. Winds S at 5 to 10 mph.
Sunday Oct 26
Mostly cloudy skies early, then partly cloudy after midnight. Low 46F. Winds light and variable.
Monday Oct 27
Partly cloudy skies. High 67F. Winds WSW at 5 to 10 mph.
Tuesday Oct 28
Chance Of Rain
Generally fair. Low 51F. Winds light and variable.
Wednesday Oct 29
Some clouds in the morning will give way to mainly sunny skies for the afternoon. High around 70F. Winds WSW at 5 to 10 mph.
Note that 7-day forecast is normally much more accurate than extended forecast for days 8,9 and 10. Since weather forecasting is based on complex calculations the accuracy of such forecast cannot be assured and you should check back closer to such dates. We make our best effort to provide accurate information in our Decatur Illinois weather report but do not guarantee accuracy of information.