Weather in DeKalb, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for DeKalb
Overnight |
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Temperature: 50°F Wind Speed: 10 mph Wind Direction: NNE Forecast: A slight chance of rain showers. Mostly cloudy, with a low around 50. North northeast wind around 10 mph. Chance of precipitation is 20%. |
Friday |
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Temperature: 64°F Wind Speed: 5 to 15 mph Wind Direction: NNE Forecast: A chance of rain showers. Mostly cloudy. High near 64, with temperatures falling to around 61 in the afternoon. North northeast wind 5 to 15 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
Friday Night |
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Temperature: 40°F Wind Speed: 15 mph Wind Direction: N Forecast: A slight chance of rain showers before 7pm. Mostly cloudy. Low around 40, with temperatures rising to around 42 overnight. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
Saturday |
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Temperature: 59°F Wind Speed: 10 to 15 mph Wind Direction: NNE Forecast: Sunny, with a high near 59. North northeast wind 10 to 15 mph. |
Saturday Night |
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Temperature: 37°F Wind Speed: 5 to 10 mph Wind Direction: ENE Forecast: Mostly clear, with a low around 37. East northeast wind 5 to 10 mph. |
Sunday |
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Temperature: 65°F Wind Speed: 5 to 10 mph Wind Direction: SE Forecast: Mostly sunny, with a high near 65. |
Sunday Night |
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Temperature: 51°F Wind Speed: 10 mph Wind Direction: SSE Forecast: A slight chance of rain showers after 1am. Partly cloudy, with a low around 51. Chance of precipitation is 20%. |
Monday |
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Temperature: 80°F Wind Speed: 15 to 20 mph Wind Direction: S Forecast: A slight chance of rain showers before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Partly sunny, with a high near 80. |
Monday Night |
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Temperature: 64°F Wind Speed: 20 mph Wind Direction: SSW Forecast: A chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 64. |
Tuesday |
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Temperature: 74°F Wind Speed: 15 to 20 mph Wind Direction: WSW Forecast: Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 74. |
Tuesday Night |
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Temperature: 43°F Wind Speed: 10 to 15 mph Wind Direction: NNW Forecast: A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 43. |
Wednesday |
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Temperature: 63°F Wind Speed: 10 mph Wind Direction: NE Forecast: Mostly sunny, with a high near 63. |
Wednesday Night |
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Temperature: 45°F Wind Speed: 5 to 10 mph Wind Direction: E Forecast: A slight chance of rain showers after 7pm. Mostly cloudy, with a low around 45. |
Thursday |
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Temperature: 67°F Wind Speed: 10 mph Wind Direction: NNE Forecast: A chance of rain showers. Mostly cloudy, with a high near 67. |