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Record-shattering March scorcher to bring summerlike heat to Southwest. See how hot it will get. Chevron right
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St. Charles, MO

19°F
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St. Charles, MO Weather
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6 AM

15°
RealFeel® 2°
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
rain drop 0%
Chevron down
Mostly clear

WindNW 10 mph

Air QualityFair

Wind Gusts15 mph

Humidity57%

Indoor Humidity18% (Extremely Dry)

Dew Point2° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

14°
RealFeel® 2°
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
rain drop 0%
Chevron down
Mostly clear

WindNW 9 mph

Air QualityFair

Wind Gusts14 mph

Humidity58%

Indoor Humidity17% (Extremely Dry)

Dew Point1° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

15°
RealFeel® 6°
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
rain drop 0%
Chevron down
Sunny

RealFeel Shade™6°

WindNW 9 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts12 mph

Humidity63%

Indoor Humidity19% (Extremely Dry)

Dew Point4° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover3%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

17°
RealFeel® 12°
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
rain drop 0%
Chevron down
Sunny

RealFeel Shade™8°

WindNW 8 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts10 mph

Humidity55%

Indoor Humidity18% (Extremely Dry)

Dew Point3° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover7%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

19°
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
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™11°

WindNW 8 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts9 mph

Humidity51%

Indoor Humidity18% (Extremely Dry)

Dew Point4° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover14%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

22°
RealFeel® 24°
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
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™16°

WindWNW 7 mph

Air QualityFair

Max UV Index3.9 (Moderate)

Wind Gusts8 mph

Humidity46%

Indoor Humidity19% (Extremely Dry)

Dew Point4° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover21%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

25°
RealFeel® 29°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™19°

WindW 7 mph

Air QualityFair

Max UV Index4.7 (Moderate)

Wind Gusts9 mph

Humidity41%

Indoor Humidity19% (Extremely Dry)

Dew Point4° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover29%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

27°
RealFeel® 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™22°

WindW 7 mph

Air QualityFair

Max UV Index5.0 (Moderate)

Wind Gusts9 mph

Humidity38%

Indoor Humidity19% (Extremely Dry)

Dew Point4° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover36%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

30°
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 3%
Chevron down
Partly sunny

RealFeel Shade™25°

WindWSW 7 mph

Air QualityFair

Max UV Index4.7 (Moderate)

Wind Gusts8 mph

Humidity35%

Indoor Humidity19% (Very Dry)

Dew Point5° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover43%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

32°
RealFeel® 34°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 3%
Chevron down
Intermittent clouds

RealFeel Shade™27°

WindSW 7 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts8 mph

Humidity33%

Indoor Humidity20% (Very Dry)

Dew Point5° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover68%

Visibility10 mi

Cloud Ceiling19900 ft

4 PM

33°
RealFeel® 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 3%
Chevron down
Intermittent clouds

RealFeel Shade™29°

WindSSW 6 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts7 mph

Humidity32%

Indoor Humidity20% (Very Dry)

Dew Point6° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover73%

Visibility10 mi

Cloud Ceiling18100 ft

5 PM

35°
RealFeel® 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 4%
Chevron down
Mostly cloudy

RealFeel Shade™33°

WindS 7 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts8 mph

Humidity31%

Indoor Humidity21% (Very Dry)

Dew Point7° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover79%

Visibility10 mi

Cloud Ceiling14400 ft

6 PM

33°
RealFeel® 28°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 4%
Chevron down
Mostly cloudy

RealFeel Shade™28°

WindSSE 7 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts9 mph

Humidity35%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover84%

Visibility10 mi

Cloud Ceiling10700 ft

7 PM

32°
RealFeel® 26°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 7%
Chevron down
Cloudy

RealFeel Shade™26°

WindSE 8 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts10 mph

Humidity39%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling7100 ft

8 PM

31°
RealFeel® 24°
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
rain drop 15%
Chevron down
Cloudy

WindSE 8 mph

Air QualityFair

Wind Gusts12 mph

Humidity44%

Indoor Humidity25% (Very Dry)

Dew Point12° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling7100 ft

9 PM

30°
RealFeel® 21°
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
rain drop 15%
Chevron down
Cloudy

WindSE 9 mph

Air QualityFair

Wind Gusts13 mph

Humidity50%

Indoor Humidity26% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling7100 ft

10 PM

31°
RealFeel® 21°
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
rain drop 20%
Chevron down
Cloudy

WindSE 10 mph

Air QualityFair

Wind Gusts13 mph

Humidity52%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling7100 ft

11 PM

32°
RealFeel® 21°
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
rain drop 34%
Chevron down
Cloudy

WindSSE 12 mph

Air QualityFair

Wind Gusts14 mph

Humidity54%

Indoor Humidity28% (Very Dry)

Dew Point17° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling8000 ft

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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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