Weather in Harrisburg, Illinois, United States

7-Day Detailed Weather Forecast for Harrisburg

Tonight

Temperature: 50°F

Wind Speed: 1 mph

Wind Direction: SE

Forecast: Mostly clear. Low around 50, with temperatures rising to around 52 overnight. Southeast wind around 1 mph.

Tuesday

Temperature: 79°F

Wind Speed: 1 to 9 mph

Wind Direction: NNW

Forecast: Sunny. High near 79, with temperatures falling to around 77 in the afternoon. North northwest wind 1 to 9 mph.

Tuesday Night

Temperature: 50°F

Wind Speed: 0 to 8 mph

Wind Direction: N

Forecast: Mostly clear, with a low around 50. North wind 0 to 8 mph.

Wednesday

Temperature: 80°F

Wind Speed: 2 mph

Wind Direction: ENE

Forecast: Mostly sunny, with a high near 80. East northeast wind around 2 mph.

Wednesday Night

Temperature: 56°F

Wind Speed: 2 mph

Wind Direction: SE

Forecast: Mostly cloudy, with a low around 56. Southeast wind around 2 mph.

Thursday

Temperature: 82°F

Wind Speed: 3 mph

Wind Direction: SSW

Forecast: Partly sunny, with a high near 82. South southwest wind around 3 mph.

Thursday Night

Temperature: 55°F

Wind Speed: 2 mph

Wind Direction: WSW

Forecast: Partly cloudy, with a low around 55. West southwest wind around 2 mph.

Friday

Temperature: 84°F

Wind Speed: 2 to 7 mph

Wind Direction: N

Forecast: Sunny, with a high near 84. North wind 2 to 7 mph.

Friday Night

Temperature: 56°F

Wind Speed: 6 mph

Wind Direction: NE

Forecast: Partly cloudy, with a low around 56. Northeast wind around 6 mph.

Saturday

Temperature: 82°F

Wind Speed: 3 to 7 mph

Wind Direction: ENE

Forecast: Mostly sunny, with a high near 82. East northeast wind 3 to 7 mph.

Saturday Night

Temperature: 57°F

Wind Speed: 2 to 7 mph

Wind Direction: ENE

Forecast: Partly cloudy, with a low around 57. East northeast wind 2 to 7 mph.

Sunday

Temperature: 83°F

Wind Speed: 2 to 7 mph

Wind Direction: ENE

Forecast: Mostly sunny, with a high near 83. East northeast wind 2 to 7 mph.

Sunday Night

Temperature: 59°F

Wind Speed: 2 to 7 mph

Wind Direction: ENE

Forecast: Partly cloudy, with a low around 59. East northeast wind 2 to 7 mph.

Labor Day

Temperature: 84°F

Wind Speed: 2 to 6 mph

Wind Direction: ENE

Forecast: Mostly sunny, with a high near 84. East northeast wind 2 to 6 mph.