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Heat wave to intensify as all-time March records fall across the West. See how hot it will get. Chevron right

St. Charles, MO

83°F
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St. Charles

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St. Charles, MO Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center
Today Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Friday, March 20

Current Weather

1:19 PM

83°F
Sunny
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
RealFeel Shade™ 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel®
88°
RealFeel Shade™
81°
Max UV Index
4.8 (Moderate)
Wind
W 6 mph
Wind Gusts
11 mph
Humidity
29%
Indoor Humidity
29% (Ideal Humidity)
Dew Point
47° F
Pressure
↓ 29.89 in
Cloud Cover
1%
Visibility
13 mi
Cloud Ceiling
37400 ft

Day

3/20
85°Hi
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
RealFeel Shade™ 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Mostly sunny and very warm

Max UV Index5.0 (Moderate)

AccuLumen Brightness Index™9 (Very Bright)

WindW 9 mph

Wind Gusts24 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover14%

Morning

Afternoon

Night

3/20
50°Lo
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
Partly cloudy

WindNE 6 mph

Wind Gusts9 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover26%

Evening

Overnight

Sun & Moon

12 hrs 08 mins
Rise 7:06 AM
Set 7:14 PM
Waxing Crescent
Rise 7:42 AM
Set 9:31 PM

Temperature History

3/20
High
Low
Forecast
85°
50°
Average
58°
38°
Last Year
51°
37°

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World North America United States Missouri St. Charles

Weather Near St. Charles:

  • O'Fallon, MO
  • Springfield, IL
  • St. Louis, MO
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