Weather in DeKalb, Illinois, United States

7-Day Detailed Weather Forecast for DeKalb

Tonight

Temperature: 70°F

Wind Speed: 5 mph

Wind Direction: WNW

Forecast: A chance of rain showers after 3am. Mostly cloudy, with a low around 70. West northwest wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Sunday

Temperature: 77°F

Wind Speed: 5 to 10 mph

Wind Direction: ENE

Forecast: A chance of rain showers. Cloudy, with a high near 77. East northeast wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night

Temperature: 62°F

Wind Speed: 5 to 10 mph

Wind Direction: ENE

Forecast: A chance of rain showers before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 62. East northeast wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.

Monday

Temperature: 82°F

Wind Speed: 10 mph

Wind Direction: E

Forecast: A chance of rain showers before 7am. Mostly sunny, with a high near 82. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

Monday Night

Temperature: 65°F

Wind Speed: 5 to 10 mph

Wind Direction: ESE

Forecast: Partly cloudy, with a low around 65. East southeast wind 5 to 10 mph.

Tuesday

Temperature: 86°F

Wind Speed: 5 to 10 mph

Wind Direction: SSE

Forecast: Partly sunny, with a high near 86.

Tuesday Night

Temperature: 71°F

Wind Speed: 10 mph

Wind Direction: S

Forecast: Partly cloudy, with a low around 71.

Wednesday

Temperature: 93°F

Wind Speed: 10 mph

Wind Direction: SSW

Forecast: Sunny, with a high near 93.

Wednesday Night

Temperature: 74°F

Wind Speed: 10 mph

Wind Direction: SSW

Forecast: Mostly clear, with a low around 74.

Thursday

Temperature: 91°F

Wind Speed: 10 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 91.

Thursday Night

Temperature: 71°F

Wind Speed: 5 to 10 mph

Wind Direction: WSW

Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 71.

Friday

Temperature: 89°F

Wind Speed: 5 mph

Wind Direction: W

Forecast: A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 89.

Friday Night

Temperature: 69°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 69.

Saturday

Temperature: 88°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms. Mostly sunny, with a high near 88.