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September 12th, 2025 :: 5:05 pm CDT   

Local Weather Report for
Saint Peters
Missouri, United States

 Current Saint Peters Weather Conditions Updated September 12th at 3:54 pm 
Temperature:34°C Dew Point:16°C
Barometer:101.7 kPa Wind:N 21 Km/h
Humidity:34.2% Visibility:0 Km
 
 Saint Peters Weather Forecast Summary  
 
Today
Sep 12th
Saturday
Sep 13th
Sunday
Sep 14th
Monday
Sep 15th
Tuesday
Sep 16th
Cloudy Cloudy Cloudy Cloudy Thundershowers
34°C
37°C
21°C
36°C
20°C
35°C
20°C
36°C
21°C
 
 Saint Peters Detailed Weather Forecast  
 
Friday, September 12th, 2025
Evening Temperature: 24°C
Clear with cloudy periods. Windy at times.
Saturday, September 13th, 2025
Overnight Temperature: 21°C
Clear with cloudy periods.
Morning Temperature: 32°C
Sunny. Slight chance of a thunderstorm.
Afternoon Temperature: 35°C
Sunny with cloudy periods. Chance of a thunderstorm.
Evening Temperature: 24°C
Cloudy with a chance of showers.
Sunday, September 14th, 2025
Overnight Temperature: 21°C
A mix of cloudy and clear skies.
Morning Temperature: 31°C
Cloudy. Chance of a thunderstorm.
Afternoon Temperature: 34°C
Cloudy with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 21°C
Cloudy with a chance of showers.
Monday, September 15th, 2025
Overnight Temperature: 20°C
Cloudy.
Morning Temperature: 29°C
Cloudy. Chance of a thunderstorm.
Afternoon Temperature: 33°C
Cloudy. Chance of a thunderstorm.
Evening Temperature: 25°C
A mix of cloudy and clear skies.
Tuesday, September 16th, 2025
Overnight Temperature: 23°C
Clear.
Morning Temperature: 33°C
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 34°C
Sunny with cloudy periods. Chance of a thunderstorm.
Evening Temperature: 21°C
A mix of cloudy and clear skies with showers likely. Slight chance of a thunderstorm.
Wednesday, September 17th, 2025
Overnight Temperature: 21°C
A mix of cloudy and clear skies. Slight chance of a thunderstorm.
Morning Temperature: 30°C
A mix of cloud and sun. Chance of a thunderstorm.
Afternoon Temperature: 34°C
Cloudy with a slight chance of showers or thundershowers.
Evening Temperature: 21°C
Cloudy with showers likely.
Thursday, September 18th, 2025
Overnight Temperature: 21°C
Cloudy.
Morning Temperature: 28°C
Cloudy. Chance of a thunderstorm.
Afternoon Temperature: 30°C
Cloudy with showers likely. Chance of a thunderstorm. Windy.
Evening Temperature: 21°C
Cloudy with showers. Windy.
Friday, September 19th, 2025
Overnight Temperature: 18°C
Clear with cloudy periods.
Morning Temperature: 25°C
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 27°C
Cloudy with showers. Chance of a thunderstorm. Windy at times.
Evening Temperature: 18°C
Clear with a chance of showers.
Saturday, September 20th, 2025
Overnight Temperature: 17°C
Clear.
Morning Temperature: 23°C
Sunny.
Afternoon Temperature: 26°C
Mostly sunny.
Evening Temperature: 20°C
Clear.





 

  [ Local Weather Report ]
Cottleville, MO 
3:54 PM  34°C
 
 
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3:54 PM  34°C
 
 
Weldon Spring, MO 
3:54 PM  34°C
 
 
Saint Paul, MO 
 
Weldon Spring Heights, MO 
3:54 PM  34°C
 
 
Saint Charles, MO 
3:51 PM  33°C
Partly Sunny
 
Josephville, MO 
 
Chesterfield, MO 
3:54 PM  34°C
 
 
Champ, MO 
3:51 PM  33°C
Partly Sunny
 
Bridgeton, MO 
3:51 PM  33°C
Partly Sunny

This WeatherCity Weather Forecast for Saint Peters, 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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