Unlock Historical Data
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:41
Sunrise
20:21
Sunset
Daily Forecast
Tuesday
Today
Thursday
Friday
Saturday
Sunday
Monday
Air Quality Data Available
Upgrade to access real-time air quality data for Saint Peters.
Resources
UV Index
Humidity
Frequently asked questions about weather in Saint Peters
How warm does it get in Saint Peters?
The warmest month in Saint Peters is July, with average high temperatures of 31°C. The average temperature during this period is around 26°C.
How cold does it get in Saint Peters?
The coldest month in Saint Peters is January, with average low temperatures of -3°C. The average temperature during this period is around 0°C.
What is the wettest time of year in Saint Peters?
The wettest month in Saint Peters is May, with an average of 126mm of precipitation.
What is the driest time of year in Saint Peters?
The driest month in Saint Peters is February, with an average of 67mm of precipitation.
Explore more weather forecasts
- O'Fallon, Missouri
- New York City, New York
- Dardenne Prairie, Missouri
- Los Angeles, California
- Chesterfield, Missouri
- Brooklyn, New York
- Saint Charles, Missouri
- Chicago, Illinois
- Lake Saint Louis, Missouri
- Houston, Texas
- Maryland Heights, Missouri
- Queens, New York
- Bridgeton, Missouri
- Phoenix, Arizona
- Ballwin, Missouri
- Philadelphia, Pennsylvania