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150 million in South, East face major snow and ice storm. Get the forecast. Chevron right

O'Fallon, MO

37°F
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O'Fallon

Missouri

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O'Fallon, MO Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

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Today WinterCast Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Wednesday, January 21

Current Weather

10:38 PM

37°F
Clear
RealFeel® 34°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
RealFeel®
34°
Wind
WNW 6 mph
Wind Gusts
16 mph
Humidity
44%
Indoor Humidity
28% (Very Dry)
Dew Point
17° F
Pressure
↑ 30.21 in
Cloud Cover
0%
Visibility
26 mi
Cloud Ceiling
40000 ft

Night

1/21
20°Lo
RealFeel® 19°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
Partly cloudy

WindWNW 7 mph

Wind Gusts18 mph

Probability of Precipitation1%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover26%

Evening

Overnight

Sun & Moon

9 hrs 55 mins
Rise 7:17 AM
Set 5:12 PM
Waxing Crescent
Rise 8:59 AM
Set 8:20 PM

Temperature History

1/21
High
Low
Forecast
46°
20°
Average
41°
22°
Last Year
11°
-1°

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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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