Weather in DeKalb, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for DeKalb
This Afternoon |
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Temperature: 33°F Wind Speed: 15 mph Wind Direction: SSW Forecast: Mostly sunny. High near 33, with temperatures falling to around 30 in the afternoon. South southwest wind around 15 mph, with gusts as high as 25 mph. |
Tonight |
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Temperature: 26°F Wind Speed: 10 to 15 mph Wind Direction: WSW Forecast: Mostly cloudy. Low around 26, with temperatures rising to around 30 overnight. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. |
Wednesday |
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Temperature: 33°F Wind Speed: 5 to 10 mph Wind Direction: WSW Forecast: Mostly sunny. High near 33, with temperatures falling to around 31 in the afternoon. West southwest wind 5 to 10 mph. |
Wednesday Night |
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Temperature: 30°F Wind Speed: 10 to 20 mph Wind Direction: S Forecast: Rain likely after midnight. Mostly cloudy, with a low around 30. South wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. |
Thursday |
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Temperature: 43°F Wind Speed: 15 to 25 mph Wind Direction: SW Forecast: Rain before 3pm, then a chance of rain and snow. Mostly cloudy, with a high near 43. Southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. |
Thursday Night |
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Temperature: 10°F Wind Speed: 15 to 20 mph Wind Direction: WNW Forecast: A chance of snow showers before midnight. Mostly cloudy, with a low around 10. Chance of precipitation is 30%. New snow accumulation of less than half an inch possible. |
Friday |
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Temperature: 24°F Wind Speed: 5 to 15 mph Wind Direction: WSW Forecast: Mostly sunny, with a high near 24. |
Friday Night |
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Temperature: 22°F Wind Speed: 10 to 15 mph Wind Direction: S Forecast: Mostly cloudy, with a low around 22. |
Saturday |
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Temperature: 40°F Wind Speed: 10 to 15 mph Wind Direction: SW Forecast: Mostly cloudy, with a high near 40. |
Saturday Night |
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Temperature: 18°F Wind Speed: 5 to 10 mph Wind Direction: WNW Forecast: Partly cloudy, with a low around 18. |
Sunday |
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Temperature: 31°F Wind Speed: 5 mph Wind Direction: NNW Forecast: Mostly sunny, with a high near 31. |
Sunday Night |
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Temperature: 20°F Wind Speed: 5 mph Wind Direction: NE Forecast: Mostly cloudy, with a low around 20. |
Monday |
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Temperature: 34°F Wind Speed: 5 mph Wind Direction: ESE Forecast: Mostly cloudy, with a high near 34. |
Monday Night |
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Temperature: 27°F Wind Speed: 5 mph Wind Direction: SSE Forecast: Mostly cloudy, with a low around 27. |