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Local 7 Day Weather Forecast for O'Fallon, Illinois

Clear

Temperature

78°F

Feels Like

80°F

Humidity

74%

Wind

W
3 mph

Pressure

30 in

Visibility

10 mi

Weather Maps

Local 7 Day Weather Forecast

Weather Icon
Hi 86°F
Lo 68°F

Tuesday night: Partly cloudy skies this evening will give way to occasional showers overnight. Low 68F. Winds N at 5 to 10 mph. Chance of rain 50%.

Weather Icon
Hi 74°F
Lo 67°F

Wednesday: Thunderstorms. A few storms may be severe. High 74F. Winds SSW at 5 to 10 mph. Chance of rain 80%. Rainfall near an inch.

Wednesday night: Thunderstorms. A few storms may be severe. Low 67F. Winds light and variable. Chance of rain 90%.

Weather Icon
Hi 79°F
Lo 64°F

Thursday: Scattered thunderstorms. High 79F. Winds NE at 5 to 10 mph. Chance of rain 50%.

Thursday: Scattered thunderstorms possible. Highs in the upper 70s and lows in the mid 60s.

Weather Icon
Hi 78°F
Lo 64°F

Friday: Scattered thunderstorms. Highs in the upper 70s and lows in the mid 60s.

Weather Icon
Hi 83°F
Lo 67°F

Saturday: Isolated thunderstorms. Highs in the low 80s and lows in the upper 60s.

Weather Icon
Hi 84°F
Lo 69°F

Sunday: A few thunderstorms possible. Highs in the mid 80s and lows in the upper 60s.

Weather Icon
Hi 87°F
Lo 70°F

Monday : Thunderstorms developing in the afternoon. Highs in the upper 80s and lows in the low 70s.


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