Weather in Chillicothe, Illinois, United States

7-Day Detailed Weather Forecast for Chillicothe

Overnight

Temperature: 72°F

Wind Speed: 7 mph

Wind Direction: E

Forecast: Patchy fog after 3am. Mostly cloudy, with a low around 72. East wind around 7 mph.

Monday

Temperature: 90°F

Wind Speed: 6 to 9 mph

Wind Direction: SSE

Forecast: Patchy fog before 8am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 101. South southeast wind 6 to 9 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.

Monday Night

Temperature: 74°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 74. Heat index values as high as 100. South wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between three quarters and one inch possible.

Tuesday

Temperature: 88°F

Wind Speed: 6 mph

Wind Direction: W

Forecast: A chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 88. West wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.

Tuesday Night

Temperature: 69°F

Wind Speed: 5 mph

Wind Direction: N

Forecast: A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 69. North wind around 5 mph. New rainfall amounts less than a tenth of an inch possible.

Wednesday

Temperature: 82°F

Wind Speed: 5 to 8 mph

Wind Direction: NNE

Forecast: Mostly sunny, with a high near 82. North northeast wind 5 to 8 mph.

Wednesday Night

Temperature: 64°F

Wind Speed: 3 to 7 mph

Wind Direction: NNE

Forecast: Mostly clear, with a low around 64. North northeast wind 3 to 7 mph.

Thursday

Temperature: 83°F

Wind Speed: 6 mph

Wind Direction: NE

Forecast: Mostly sunny, with a high near 83.

Thursday Night

Temperature: 63°F

Wind Speed: 1 to 5 mph

Wind Direction: NE

Forecast: Mostly clear, with a low around 63.

Friday

Temperature: 85°F

Wind Speed: 2 mph

Wind Direction: N

Forecast: Sunny, with a high near 85.

Friday Night

Temperature: 66°F

Wind Speed: 2 mph

Wind Direction: WNW

Forecast: Mostly clear, with a low around 66.

Saturday

Temperature: 82°F

Wind Speed: 2 to 6 mph

Wind Direction: NW

Forecast: Mostly sunny, with a high near 82.

Saturday Night

Temperature: 59°F

Wind Speed: 6 mph

Wind Direction: NW

Forecast: Mostly clear, with a low around 59.

Sunday

Temperature: 76°F

Wind Speed: 3 to 7 mph

Wind Direction: NW

Forecast: Sunny, with a high near 76.