Weather in DeKalb, Illinois, United States

7-Day Detailed Weather Forecast for DeKalb

Overnight

Temperature: 47°F

Wind Speed: 5 mph

Wind Direction: SSE

Forecast: Partly cloudy, with a low around 47. South southeast wind around 5 mph.

Tuesday

Temperature: 75°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: Mostly sunny. High near 75, with temperatures falling to around 73 in the afternoon. South wind 5 to 10 mph, with gusts as high as 20 mph.

Tuesday Night

Temperature: 53°F

Wind Speed: 5 mph

Wind Direction: SSE

Forecast: Mostly cloudy, with a low around 53. South southeast wind around 5 mph.

Wednesday

Temperature: 79°F

Wind Speed: 5 mph

Wind Direction: SSE

Forecast: Mostly sunny, with a high near 79. South southeast wind around 5 mph.

Wednesday Night

Temperature: 56°F

Wind Speed: 0 to 5 mph

Wind Direction: E

Forecast: Mostly clear, with a low around 56. East wind 0 to 5 mph.

Thursday

Temperature: 83°F

Wind Speed: 0 to 5 mph

Wind Direction: E

Forecast: Sunny, with a high near 83.

Thursday Night

Temperature: 57°F

Wind Speed: 5 mph

Wind Direction: E

Forecast: Mostly clear, with a low around 57.

Friday

Temperature: 87°F

Wind Speed: 5 mph

Wind Direction: SE

Forecast: Sunny, with a high near 87.

Friday Night

Temperature: 64°F

Wind Speed: 5 mph

Wind Direction: SSE

Forecast: A slight chance of rain showers after 1am. Partly cloudy, with a low around 64.

Saturday

Temperature: 88°F

Wind Speed: 5 to 10 mph

Wind Direction: SSW

Forecast: A slight chance of rain showers before 1pm. Partly sunny, with a high near 88.

Saturday Night

Temperature: 63°F

Wind Speed: 5 mph

Wind Direction: SSE

Forecast: A chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 63.

Sunday

Temperature: 86°F

Wind Speed: 5 to 10 mph

Wind Direction: E

Forecast: A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.

Sunday Night

Temperature: 59°F

Wind Speed: 5 to 10 mph

Wind Direction: ENE

Forecast: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 59.

Monday

Temperature: 80°F

Wind Speed: 5 mph

Wind Direction: E

Forecast: A slight chance of rain showers. Mostly sunny, with a high near 80.