Weather in DeKalb, Illinois, United States

7-Day Detailed Weather Forecast for DeKalb

Overnight

Temperature: 42°F

Wind Speed: 5 mph

Wind Direction: ENE

Forecast: Partly cloudy. Low around 42, with temperatures rising to around 44 overnight. East northeast wind around 5 mph.

Wednesday

Temperature: 65°F

Wind Speed: 5 to 10 mph

Wind Direction: ESE

Forecast: A chance of rain showers after 2pm. Mostly cloudy. High near 65, with temperatures falling to around 63 in the afternoon. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

Wednesday Night

Temperature: 53°F

Wind Speed: 5 to 10 mph

Wind Direction: ESE

Forecast: Rain showers likely before midnight, then showers and thunderstorms. Cloudy, with a low around 53. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Thursday

Temperature: 66°F

Wind Speed: 5 to 10 mph

Wind Direction: NW

Forecast: Showers and thunderstorms. Cloudy, with a high near 66. Northwest wind 5 to 10 mph. Chance of precipitation is 90%.

Thursday Night

Temperature: 48°F

Wind Speed: 5 to 10 mph

Wind Direction: NW

Forecast: Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Mostly cloudy, with a low around 48. Northwest wind 5 to 10 mph. Chance of precipitation is 70%.

Friday

Temperature: 63°F

Wind Speed: 10 mph

Wind Direction: WNW

Forecast: A chance of rain showers after 7am. Partly sunny, with a high near 63. Chance of precipitation is 50%.

Friday Night

Temperature: 40°F

Wind Speed: 5 to 10 mph

Wind Direction: NNW

Forecast: A chance of rain showers before 7pm. Partly cloudy, with a low around 40. Chance of precipitation is 50%.

Saturday

Temperature: 62°F

Wind Speed: 5 to 10 mph

Wind Direction: N

Forecast: Sunny, with a high near 62.

Saturday Night

Temperature: 42°F

Wind Speed: 5 mph

Wind Direction: ESE

Forecast: Mostly clear, with a low around 42.

Sunday

Temperature: 70°F

Wind Speed: 5 to 10 mph

Wind Direction: ENE

Forecast: Sunny, with a high near 70.

Sunday Night

Temperature: 48°F

Wind Speed: 5 to 10 mph

Wind Direction: E

Forecast: Mostly clear, with a low around 48.

Monday

Temperature: 75°F

Wind Speed: 5 to 10 mph

Wind Direction: ESE

Forecast: Sunny, with a high near 75.

Monday Night

Temperature: 50°F

Wind Speed: 5 to 10 mph

Wind Direction: SE

Forecast: Mostly clear, with a low around 50.

Tuesday

Temperature: 77°F

Wind Speed: 5 to 10 mph

Wind Direction: SSW

Forecast: Mostly sunny, with a high near 77.