For daily wit & wisdom, get the Almanac newsletter.

Weather Forecast for O'Fallon, IL

Location O'Fallon, IL

Current Weather Conditions

O'Fallon, IL

Fair Fair

Temperature

75°F

Feels Like

75°F

Humidity

97%

Wind

WSW 7 mph

Pressure

29 in

Visibility

10 mi

Conditions at Belleville/Scott Afb

Weather Forecast

Tonight · July 31

P Cloudy
67°F

Some clouds. A stray shower or thunderstorm is possible. Low 67F. Winds WSW at 5 to 10 mph.

Tomorrow · August 1

Cloudy
72°F

Cloudy skies. High 72F. Winds W at 10 to 15 mph.

Tomorrow night · August 1

Shwrs Early
67°F

Rain showers early with overcast skies late. Low 67F. Winds NNW at 10 to 15 mph. Chance of rain 60%.

Sunday · August 2

Cloudy
80°F

Cloudy. High around 80F. Winds N at 10 to 20 mph.

Sunday night · August 2

P Cloudy
65°F

A few clouds. Low around 65F. Winds N at 10 to 15 mph.

Monday · August 3

M Sunny
84°F

Sunny along with a few clouds. High 84F. Winds N at 5 to 10 mph.

Monday night · August 3

Clear
64°F

Clear. Low 64F. Winds light and variable.

Tuesday · August 4

M Sunny
86°F

Sunshine. High 86F. Winds light and variable.

Tuesday night · August 4

M Clear
66°F

A mostly clear sky. Low 66F. Winds light and variable.

Wednesday · August 5

M Sunny
89°F

Mostly sunny skies. High 89F. Winds S at 5 to 10 mph.

The Old Farmer's Almanac Store