7 Day Weather Forecast for O'Fallon, IL

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7 Day Forecast

Thursday

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Hi 75°F

Thursday: Partly cloudy. High around 75F. Winds WNW at 10 to 15 mph.

Thursday night: Generally clear. Low 56F. Winds light and variable.

Lo 56°F

Friday

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Hi 86°F

Friday: A mix of clouds and sun in the morning followed by cloudy skies during the afternoon. A stray shower or thunderstorm is possible. High 86F. Winds SSE at 5 to 10 mph.

Friday night: Cloudy skies early will become partly cloudy later at night. A stray shower or thunderstorm is possible. Low around 65F. Winds W at 5 to 10 mph.

Lo 65°F

Saturday

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Hi 86°F

Saturday: Afternoon thunderstorms. Highs in the mid 80s and lows in the low 60s.

Lo 63°F

Sunday

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Hi 79°F

Sunday: Afternoon showers and thunderstorms. Highs in the upper 70s and lows in the upper 50s.

Lo 58°F

Monday

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Hi 80°F

Monday: Plenty of sun. Highs in the low 80s and lows in the upper 50s.

Lo 57°F

Tuesday

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Hi 78°F

Tuesday: Mix of sun and clouds. Highs in the upper 70s and lows in the mid 50s.

Lo 55°F

Wednesday

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Hi 77°F

Wednesday : Showers and thunderstorms late. Highs in the upper 70s and lows in the upper 50s.

Lo 58°F

Local Weather Radar

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Current Conditions

Few Clouds

Temperature

68°F

Feels Like

68°F

Humidity

58%

Wind

NNW 10 mph

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Satellite Image

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Forecast High Temperatures

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