Weather in Harrisburg, Illinois, United States

7-Day Detailed Weather Forecast for Harrisburg

Overnight

Temperature: 53°F

Wind Speed: 10 mph

Wind Direction: WSW

Forecast: Showers and thunderstorms. Mostly cloudy. Low around 53, with temperatures rising to around 68 overnight. West southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

Saturday

Temperature: 66°F

Wind Speed: 9 to 14 mph

Wind Direction: WNW

Forecast: Showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms between 3pm and 4pm. Mostly cloudy. High near 66, with temperatures falling to around 57 in the afternoon. West northwest wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%.

Saturday Night

Temperature: 39°F

Wind Speed: 2 to 10 mph

Wind Direction: W

Forecast: Mostly clear. Low around 39, with temperatures rising to around 41 overnight. West wind 2 to 10 mph, with gusts as high as 20 mph.

Sunday

Temperature: 69°F

Wind Speed: 2 to 12 mph

Wind Direction: WSW

Forecast: Sunny, with a high near 69. West southwest wind 2 to 12 mph, with gusts as high as 21 mph.

Sunday Night

Temperature: 41°F

Wind Speed: 2 to 8 mph

Wind Direction: N

Forecast: Mostly clear, with a low around 41. North wind 2 to 8 mph.

Monday

Temperature: 67°F

Wind Speed: 3 mph

Wind Direction: ESE

Forecast: Sunny, with a high near 67. East southeast wind around 3 mph.

Monday Night

Temperature: 49°F

Wind Speed: 2 to 6 mph

Wind Direction: SSE

Forecast: Mostly clear, with a low around 49. South southeast wind 2 to 6 mph.

Tuesday

Temperature: 79°F

Wind Speed: 6 to 14 mph

Wind Direction: SSW

Forecast: Mostly sunny, with a high near 79. South southwest wind 6 to 14 mph, with gusts as high as 22 mph.

Tuesday Night

Temperature: 56°F

Wind Speed: 6 to 9 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 56. Southwest wind 6 to 9 mph, with gusts as high as 18 mph.

Wednesday

Temperature: 82°F

Wind Speed: 5 to 9 mph

Wind Direction: SW

Forecast: Sunny, with a high near 82. Southwest wind 5 to 9 mph.

Wednesday Night

Temperature: 59°F

Wind Speed: 6 mph

Wind Direction: SSW

Forecast: Mostly clear, with a low around 59. South southwest wind around 6 mph.

Thursday

Temperature: 84°F

Wind Speed: 5 to 13 mph

Wind Direction: SSW

Forecast: Sunny, with a high near 84. South southwest wind 5 to 13 mph, with gusts as high as 22 mph.

Thursday Night

Temperature: 63°F

Wind Speed: 10 mph

Wind Direction: S

Forecast: A chance of rain showers after 1am. Partly cloudy, with a low around 63. South wind around 10 mph, with gusts as high as 18 mph.

Friday

Temperature: 78°F

Wind Speed: 12 to 15 mph

Wind Direction: SSW

Forecast: A chance of rain showers before 1pm, then showers and thunderstorms likely. Partly sunny, with a high near 78. South southwest wind 12 to 15 mph, with gusts as high as 24 mph.