Weather in Decatur, Illinois, United States

7-Day Detailed Weather Forecast for Decatur

Today

Temperature: 34°F

Wind Speed: 10 to 14 mph

Wind Direction: SE

Forecast: Partly sunny, with a high near 34. Southeast wind 10 to 14 mph, with gusts as high as 23 mph.

Tonight

Temperature: 24°F

Wind Speed: 6 to 9 mph

Wind Direction: ESE

Forecast: Partly cloudy, with a low around 24. East southeast wind 6 to 9 mph.

Monday

Temperature: 45°F

Wind Speed: 7 mph

Wind Direction: SSE

Forecast: Mostly sunny, with a high near 45. South southeast wind around 7 mph.

Monday Night

Temperature: 35°F

Wind Speed: 7 to 10 mph

Wind Direction: SSW

Forecast: Mostly clear, with a low around 35. South southwest wind 7 to 10 mph, with gusts as high as 17 mph.

Tuesday

Temperature: 52°F

Wind Speed: 9 mph

Wind Direction: WNW

Forecast: Sunny. High near 52, with temperatures falling to around 47 in the afternoon. West northwest wind around 9 mph.

Tuesday Night

Temperature: 29°F

Wind Speed: 6 mph

Wind Direction: N

Forecast: Mostly cloudy, with a low around 29. North wind around 6 mph.

Wednesday

Temperature: 45°F

Wind Speed: 6 mph

Wind Direction: N

Forecast: Partly sunny, with a high near 45. North wind around 6 mph.

Wednesday Night

Temperature: 30°F

Wind Speed: 6 mph

Wind Direction: NE

Forecast: Mostly cloudy, with a low around 30.

Thursday

Temperature: 41°F

Wind Speed: 8 mph

Wind Direction: E

Forecast: A chance of rain and snow after noon. Cloudy, with a high near 41. Chance of precipitation is 30%.

Thursday Night

Temperature: 27°F

Wind Speed: 7 mph

Wind Direction: ENE

Forecast: A chance of rain and snow. Mostly cloudy, with a low around 27. New snow accumulation of less than half an inch possible.

Friday

Temperature: 44°F

Wind Speed: 8 mph

Wind Direction: E

Forecast: A slight chance of rain and snow. Partly sunny, with a high near 44.

Friday Night

Temperature: 27°F

Wind Speed: 6 to 9 mph

Wind Direction: ESE

Forecast: A slight chance of rain before midnight, then a slight chance of rain and snow. Partly cloudy, with a low around 27. New snow accumulation of less than half an inch possible.

Saturday

Temperature: 44°F

Wind Speed: 10 mph

Wind Direction: SE

Forecast: A chance of rain. Partly sunny, with a high near 44.

Saturday Night

Temperature: 31°F

Wind Speed: 10 mph

Wind Direction: SSE

Forecast: A chance of rain. Mostly cloudy, with a low around 31.