Weather in Harristown, Illinois, United States

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7-Day Detailed Weather Forecast for Harristown

This Afternoon

Temperature: 74°F

Wind Speed: 8 mph

Wind Direction: W

Forecast: Sunny, with a high near 74. West wind around 8 mph.

Tonight

Temperature: 56°F

Wind Speed: 5 to 9 mph

Wind Direction: SW

Forecast: Mostly clear, with a low around 56. Southwest wind 5 to 9 mph.

Tuesday

Temperature: 75°F

Wind Speed: 10 to 20 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms between 7am and 8am, then showers and thunderstorms between 8am and noon, then a chance of showers and thunderstorms between noon and 5pm. Mostly sunny, with a high near 75. Southwest wind 10 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.

Tuesday Night

Temperature: 54°F

Wind Speed: 2 to 15 mph

Wind Direction: WSW

Forecast: Mostly clear, with a low around 54. West southwest wind 2 to 15 mph, with gusts as high as 21 mph. New rainfall amounts less than a tenth of an inch possible.

Wednesday

Temperature: 83°F

Wind Speed: 6 to 29 mph

Wind Direction: S

Forecast: A slight chance of rain showers between 7am and 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then showers and thunderstorms likely between 1pm and 4pm, then showers and thunderstorms likely. Partly sunny, with a high near 83. South wind 6 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

Temperature: 64°F

Wind Speed: 15 to 29 mph

Wind Direction: WSW

Forecast: Showers and thunderstorms likely before 7pm, then showers and thunderstorms between 7pm and 1am. Mostly cloudy, with a low around 64. West southwest wind 15 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Thursday

Temperature: 74°F

Wind Speed: 13 to 16 mph

Wind Direction: WNW

Forecast: Mostly sunny, with a high near 74. West northwest wind 13 to 16 mph, with gusts as high as 23 mph. New rainfall amounts less than a tenth of an inch possible.

Thursday Night

Temperature: 55°F

Wind Speed: 3 to 10 mph

Wind Direction: NW

Forecast: Partly cloudy, with a low around 55.

Juneteenth

Temperature: 77°F

Wind Speed: 6 to 14 mph

Wind Direction: NW

Forecast: Sunny, with a high near 77.

Friday Night

Temperature: 57°F

Wind Speed: 3 to 12 mph

Wind Direction: W

Forecast: Mostly clear, with a low around 57.

Saturday

Temperature: 80°F

Wind Speed: 5 to 9 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 80.

Saturday Night

Temperature: 62°F

Wind Speed: 6 to 9 mph

Wind Direction: S

Forecast: A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 62.

Sunday

Temperature: 81°F

Wind Speed: 9 to 15 mph

Wind Direction: SSE

Forecast: A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81.

Sunday Night

Temperature: 64°F

Wind Speed: 12 to 15 mph

Wind Direction: SE

Forecast: A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 64.