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O'Fallon, MO

56°F
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O'Fallon

Missouri

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O'Fallon, MO Weather
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Winter Center

Today

 Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

Today's Weather

Fri, Feb 13

Sunny to partly cloudy and pleasantly warm Hi: 64°

Tonight: Increasing cloudiness Lo: 37°

Current Weather

12:24 PM

56°F
RealFeel® 64°
Sunny More Details
RealFeel Shade™ 56°
Wind S 4 mph
Wind Gusts 8 mph
Air Quality Poor

Looking Ahead

Expect rainy weather late tomorrow morning through late tomorrow night

O'Fallon Weather Radar

O'Fallon Weather Radar
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Clouds
Temperature

Hourly Weather

1 PM 60°
rain drop 0%
2 PM 62°
rain drop 0%
3 PM 64°
rain drop 0%
4 PM 62°
rain drop 0%
5 PM 59°
rain drop 0%
6 PM 56°
rain drop 0%
7 PM 53°
rain drop 0%
8 PM 50°
rain drop 0%
9 PM 46°
rain drop 0%
10 PM 43°
rain drop 0%
11 PM 42°
rain drop 0%
12 AM 41°
rain drop 0%

10-Day Weather Forecast

Today

2/13

64° 37°

Mostly sunny and pleasant

Night: Increasing cloudiness
2%

Sat

2/14

48° 39°

Cooler with periods of rain

Periods of rain
98%

Sun

2/15

61° 34°

Clouds giving way to sun

Clear
8%

Mon

2/16

69° 44°

Warm with partial sunshine

Partly cloudy
2%

Tue

2/17

68° 55°

Mostly cloudy and warm

Breezy early; clouds breaking
8%

Wed

2/18

72° 47°

Breezy in the a.m.; some sun

Clear to partly cloudy
9%

Thu

2/19

65° 39°

Sunny, breezy and warm

Partly cloudy and windy
25%

Fri

2/20

53° 29°

Increasing clouds and cooler

Cloudy
1%

Sat

2/21

44° 28°

A little afternoon rain

Mainly clear
55%

Sun

2/22

44° 30°

Plenty of sunshine

A bit of ice late
0%

Sun & Moon

10 hrs 41 mins
Rise 6:57 AM
Set 5:38 PM
Waning Crescent
Rise 4:44 AM
Set 1:43 PM

Air Quality

See More
Air Quality Poor

The air has reached a high level of pollution and is unhealthy for sensitive groups. Reduce time spent outside if you are feeling symptoms such as difficulty breathing or throat irritation.

Allergy Outlook

See All
Tree Pollen Low Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander High Data is not supported in this location

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World North America United States Missouri O'Fallon

Weather Near O'Fallon:

  • St. Charles, MO
  • St. Louis, MO
  • St. Peters, MO
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