Weather in DeKalb, Illinois, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for DeKalb
Tonight |
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Temperature: 59°F Wind Speed: 5 to 10 mph Wind Direction: WNW Forecast: A chance of showers and thunderstorms before 10pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 59. West northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible. |
Sunday |
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Temperature: 71°F Wind Speed: 10 to 15 mph Wind Direction: NW Forecast: A chance of rain showers before 8am. Mostly sunny, with a high near 71. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
Sunday Night |
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Temperature: 50°F Wind Speed: 5 to 15 mph Wind Direction: W Forecast: Mostly clear, with a low around 50. West wind 5 to 15 mph, with gusts as high as 25 mph. |
Monday |
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Temperature: 76°F Wind Speed: 5 to 10 mph Wind Direction: W Forecast: Sunny, with a high near 76. West wind 5 to 10 mph, with gusts as high as 20 mph. |
Monday Night |
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Temperature: 54°F Wind Speed: 5 to 10 mph Wind Direction: WSW Forecast: Partly cloudy, with a low around 54. West southwest wind 5 to 10 mph, with gusts as high as 20 mph. |
Tuesday |
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Temperature: 76°F Wind Speed: 10 to 15 mph Wind Direction: WSW Forecast: A slight chance of rain showers between 7am and 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers and thunderstorms likely. Mostly sunny, with a high near 76. Chance of precipitation is 70%. |
Tuesday Night |
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Temperature: 53°F Wind Speed: 5 to 15 mph Wind Direction: WSW Forecast: Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 53. |
Wednesday |
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Temperature: 75°F Wind Speed: 5 to 20 mph Wind Direction: SSW Forecast: A chance of rain showers before 1pm, then showers and thunderstorms. Partly sunny, with a high near 75. |
Wednesday Night |
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Temperature: 59°F Wind Speed: 20 mph Wind Direction: SW Forecast: Showers and thunderstorms. Mostly cloudy, with a low around 59. |
Thursday |
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Temperature: 74°F Wind Speed: 15 to 25 mph Wind Direction: WNW Forecast: A chance of rain showers before 7am. Mostly sunny, with a high near 74. |
Thursday Night |
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Temperature: 54°F Wind Speed: 5 to 10 mph Wind Direction: WNW Forecast: Partly cloudy, with a low around 54. |
Juneteenth |
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Temperature: 78°F Wind Speed: 5 to 10 mph Wind Direction: WNW Forecast: Sunny, with a high near 78. |
Friday Night |
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Temperature: 57°F Wind Speed: 5 to 10 mph Wind Direction: WSW Forecast: Mostly clear, with a low around 57. |
Saturday |
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Temperature: 80°F Wind Speed: 5 to 10 mph Wind Direction: WSW Forecast: A slight chance of rain showers between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 80. |