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Millions face Arctic chill through end of January. Get the forecast details. Chevron right

O'Fallon, MO

34°F
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O'Fallon

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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
Friday, January 16

Day

1/16
45°Hi
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
RealFeel Shade™ 34°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
Periods of clouds and sunshine with a flurry around; windy

Max UV Index1.0 (Low)

AccuLumen Brightness Index™6 (Medium)

WindW 15 mph

Wind Gusts28 mph

Probability of Precipitation40%

Probability of Thunderstorms0%

Precipitation0.00 in

Snow

Hours of Precipitation1

Cloud Cover72%

Morning

Afternoon

Night

1/16
20°Lo
RealFeel® 7°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
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A couple of evening snow showers; otherwise, cloudy and breezy

WindWNW 14 mph

Wind Gusts23 mph

Probability of Precipitation70%

Probability of Thunderstorms0%

Precipitation0.01 in

Snow0.12 in

Hours of Precipitation2

Cloud Cover95%

Evening

Overnight

Sun & Moon

9 hrs 47 mins
Rise 7:19 AM
Set 5:06 PM
Waning Crescent
Rise 6:03 AM
Set 2:56 PM

Temperature History

1/16
High
Low
Forecast
45°
20°
Average
40°
22°
Last Year
44°
23°

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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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