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O'Fallon, MO

19°F
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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 Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Sunday, February 22

Current Weather

7:56 AM

19°F
Sunny
RealFeel® 14°
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
RealFeel Shade™ 13°
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
RealFeel®
14°
RealFeel Shade™
13°
Max UV Index
0.4 (Low)
Wind
NW 7 mph
Wind Gusts
15 mph
Humidity
67%
Indoor Humidity
24% (Very Dry)
Dew Point
10° F
Pressure
↑ 30.43 in
Cloud Cover
0%
Visibility
20 mi
Cloud Ceiling
40000 ft

Day

2/22
32°Hi
RealFeel® 17°
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
RealFeel Shade™ 15°
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
Mostly sunny, windy and colder

Max UV Index4.0 (Moderate)

AccuLumen Brightness Index™9 (Very Bright)

WindNW 20 mph

Wind Gusts40 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover15%

Morning

Afternoon

Night

2/22
14°Lo
RealFeel® -1°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
LEARN MORE
Breezy this evening; otherwise, clear and cold

WindNNW 15 mph

Wind Gusts31 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover6%

Evening

Overnight

Sun & Moon

11 hrs 03 mins
Rise 6:45 AM
Set 5:48 PM
Waxing Crescent
Rise 9:11 AM
Set 12:01 AM

Temperature History

2/22
High
Low
Forecast
32°
14°
Average
48°
27°
Last Year
38°
7°

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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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