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January 19th, 2026 :: 5:24 am CST   

Local Weather Report for
St Charles
Missouri, United States

 Current St Charles Weather Conditions Updated January 19th at 3:54 am 
Temperature:23°F Dew Point:9°F
Barometer:30.18 inHg Wind:N 28 Mph
Humidity:52.0% Visibility:0M
 
 St Charles Weather Forecast Summary  
 
Today
Jan 19th
Tuesday
Jan 20th
Wednesday
Jan 21st
Thursday
Jan 22nd
Friday
Jan 23rd
Mostly Sunny Cloudy Cloudy Cloudy Cloudy
20°F
34°F
17°F
41°F
34°F
34°F
25°F
22°F
3°F
 
 St Charles Detailed Weather Forecast  
 
Monday, January 19th, 2026
Morning Temperature: 16°F
Sunny with cloudy periods. Windy.
Afternoon Temperature: 17°F
Sunny.
Evening Temperature: 16°F
Clear with cloudy periods.
Tuesday, January 20th, 2026
Overnight Temperature: 18°F
Cloudy.
Morning Temperature: 28°F
Mostly sunny.
Afternoon Temperature: 28°F
Sunny.
Evening Temperature: 29°F
Cloudy. Windy at times.
Wednesday, January 21st, 2026
Overnight Temperature: 35°F
Cloudy. Windy.
Morning Temperature: 40°F
Sunny. Windy at times.
Afternoon Temperature: 34°F
Sunny.
Evening Temperature: 35°F
A mix of clear and cloudy skies. Windy at times.
Thursday, January 22nd, 2026
Overnight Temperature: 27°F
Cloudy. Windy at times.
Morning Temperature: 30°F
Cloudy.
Afternoon Temperature: 29°F
A mix of cloud and sun.
Evening Temperature: 28°F
Cloudy.
Friday, January 23rd, 2026
Overnight Temperature: 18°F
Cloudy. Windy.
Morning Temperature: 9°F
Cloudy. Windy.
Afternoon Temperature: 6°F
Cloudy. Windy at times.
Evening Temperature: 3°F
Cloudy. Windy at times.
Saturday, January 24th, 2026
Overnight Temperature: 2°F
Cloudy. Windy at times.
Morning Temperature: 8°F
Cloudy.
Afternoon Temperature: 12°F
Cloudy.
Evening Temperature: 11°F
Cloudy.
Sunday, January 25th, 2026
Overnight Temperature: 10°F
Clear with cloudy periods.
Morning Temperature: 18°F
Sunny with cloudy periods.
Afternoon Temperature: 18°F
Sunny.
Evening Temperature: 15°F
Clear.
Monday, January 26th, 2026
Overnight Temperature: 13°F
Clear.
Morning Temperature: 28°F
Sunny. Windy at times.
Afternoon Temperature: 32°F
Sunny.
Evening Temperature: 30°F
Clear. Windy at times.
Tuesday, January 27th, 2026
Overnight Temperature: 29°F
Clear with cloudy periods.
Morning Temperature: 37°F
Cloudy.
Afternoon Temperature: 33°F
Cloudy.
Evening Temperature: 29°F
Cloudy.





 

  [ Local Weather Report ]
Portage Des Sioux, MO 
3:54 AM  23°F
 
 
Saint Charles, MO 
 
Bridgeton, MO 
3:51 AM  21°F
Mostly Clear
 
Florissant, MO 
3:51 AM  21°F
Mostly Clear
 
Hazelwood, MO 
3:51 AM  21°F
Mostly Clear
 
Altamont, IL 
 
West Alton, MO 
 
St Louis, MO 
3:51 AM  21°F
Mostly Clear
 
Berkeley, MO 
3:51 AM  21°F
Mostly Clear
 
Black Jack, MO 
3:51 AM  21°F
Mostly Clear

 
This WeatherCity Weather Forecast for St Charles, Missouri, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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