7 Day Weather Forecast for O'Fallon, IL

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7 Day Forecast

Tuesday

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Hi 39°F

Tuesday: Cloudy skies early, then partly cloudy this afternoon. High 39F. Winds WNW at 15 to 25 mph.

Tuesday night: Partly cloudy. Low near 25F. Winds WNW at 5 to 10 mph.

Lo 25°F

Wednesday

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Hi 45°F

Wednesday: Partly cloudy skies. High around 45F. Winds W at 5 to 10 mph.

Wednesday night: Clear skies. Low 27F. Winds light and variable.

Lo 27°F

Thursday

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Hi 57°F

Thursday: Sunny. Highs in the upper 50s and lows in the mid 30s.

Lo 35°F

Friday

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Hi 56°F

Friday: Times of sun and clouds. Highs in the mid 50s and lows in the mid 40s.

Lo 44°F

Saturday

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Hi 53°F

Saturday: Showers possible. Highs in the low 50s and lows in the upper 20s.

Lo 28°F

Sunday

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Hi 45°F

Sunday: Sunshine. Highs in the mid 40s and lows in the mid 20s.

Lo 25°F

Monday

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Hi 43°F

Monday : Times of sun and clouds. Highs in the low 40s and lows in the upper 20s.

Lo 28°F

Local Weather Radar

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North America Radar

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Current Conditions

Overcast

Temperature

36°F

Feels Like

27°F

Humidity

64%

Wind

WNW 15 mph

Forecast High Temperatures

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Satellite Image

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