Current Weather and Forecast for O'Fallon, Missouri, United States

Current weather, Hourly weather forecast and 16 days weather forecast

Current Weather Condition at O'Fallon, United States

No Chance of precipitation (Rain or Snow)

-2°C
Scattered Clouds

55° (2.24 m/s)
Wind

81%
Humidity

4°C
Max Temperature

-2°C
Min Temperature

1019°C
Pressure

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Hourly weather forecast

Next 27 hours weather condition for O'Fallon, Missouri, United States.

Sat

Feels -5°C
Overcast Clouds

Sat

Feels -2°C
Broken Clouds

Sat

Feels 2°C
Clear Sky

Sat

Feels -2°C
Clear Sky

Sat

Feels -3°C
Few Clouds

Sun

Feels -3°C
Broken Clouds

Sun

Feels -1°C
Few Clouds

Sun

Feels -1°C
Few Clouds

Sun

Feels -2°C
Scattered Clouds

Sun

Feels 1°C
Broken Clouds

10 days weather forecast

Next 10 days weather forecast for O'Fallon, Missouri, United States.

2026	Weather
January	Image	Temp (Max/Min)	Condition	Description
Sat, 03rd		4°C / -2°C	Clouds	Broken Clouds
Sun, 04th		5°C / -2°C	Clouds	Broken Clouds
Mon, 05th		16°C / 2°C	Clear	Sky Is Clear
Tue, 06th		16°C / 8°C	Clouds	Overcast Clouds
Wed, 07th		16°C / 6°C	Clouds	Broken Clouds
Thu, 08th		15°C / 10°C	Rain	Moderate Rain
Fri, 09th		18°C / 7°C	Rain	Light Rain
Sat, 10th		6°C / 1°C	Rain	Light Rain
Sun, 11th		6°C / -2°C	Clear	Sky Is Clear
Mon, 12th		11°C / 1°C	Clouds	Broken Clouds
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