Weather in DeKalb, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for DeKalb
Tonight |
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Temperature: 61°F Wind Speed: 10 to 15 mph Wind Direction: SSW Forecast: A slight chance of rain showers between midnight and 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 61. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible. |
Saturday |
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Temperature: 74°F Wind Speed: 10 to 15 mph Wind Direction: SW Forecast: Showers and thunderstorms likely. Mostly cloudy. High near 74, with temperatures falling to around 71 in the afternoon. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible. |
Saturday Night |
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Temperature: 48°F Wind Speed: 5 to 20 mph Wind Direction: WSW Forecast: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then showers and thunderstorms. Cloudy. Low around 48, with temperatures rising to around 51 overnight. West southwest wind 5 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible. |
Sunday |
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Temperature: 57°F Wind Speed: 15 to 25 mph Wind Direction: NW Forecast: Rain showers before 1pm. Mostly sunny, with a high near 57. Northwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. |
Sunday Night |
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Temperature: 39°F Wind Speed: 5 to 15 mph Wind Direction: WSW Forecast: Clear, with a low around 39. West southwest wind 5 to 15 mph, with gusts as high as 25 mph. |
Monday |
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Temperature: 67°F Wind Speed: 5 to 20 mph Wind Direction: SSW Forecast: Mostly sunny, with a high near 67. |
Monday Night |
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Temperature: 43°F Wind Speed: 10 to 15 mph Wind Direction: WSW Forecast: A chance of rain showers between 7pm and 1am. Partly cloudy, with a low around 43. |
Tuesday |
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Temperature: 54°F Wind Speed: 15 to 20 mph Wind Direction: W Forecast: Mostly sunny, with a high near 54. |
Tuesday Night |
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Temperature: 36°F Wind Speed: 10 to 20 mph Wind Direction: WNW Forecast: Partly cloudy, with a low around 36. |
Wednesday |
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Temperature: 58°F Wind Speed: 5 to 10 mph Wind Direction: W Forecast: Sunny, with a high near 58. |
Wednesday Night |
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Temperature: 39°F Wind Speed: 5 mph Wind Direction: SSW Forecast: A slight chance of rain showers after 1am. Partly cloudy, with a low around 39. |
Thursday |
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Temperature: 62°F Wind Speed: 10 mph Wind Direction: WSW Forecast: A slight chance of rain showers. Mostly sunny, with a high near 62. |
Thursday Night |
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Temperature: 38°F Wind Speed: 5 to 10 mph Wind Direction: WNW Forecast: A slight chance of rain showers before 7pm. Mostly clear, with a low around 38. |
Friday |
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Temperature: 61°F Wind Speed: 5 to 10 mph Wind Direction: WNW Forecast: Sunny, with a high near 61. |