Unlock Historical Data
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
05:39
Sunrise
20:18
Sunset
Daily Forecast
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Air Quality Data Available
Upgrade to access real-time air quality data for Glen Carbon.
Resources
UV Index
Humidity
Frequently asked questions about weather in Glen Carbon
How warm does it get in Glen Carbon?
The warmest month in Glen Carbon 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 Glen Carbon?
The coldest month in Glen Carbon 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 Glen Carbon?
The wettest month in Glen Carbon is April, with an average of 137mm of precipitation.
What is the driest time of year in Glen Carbon?
The driest month in Glen Carbon is February, with an average of 73mm of precipitation.
Explore more weather forecasts
- Edwardsville, Illinois
- New York City, New York
- Collinsville, Illinois
- Los Angeles, California
- Troy, Illinois
- Brooklyn, New York
- Fairview Heights, Illinois
- Chicago, Illinois
- Wood River, Illinois
- Houston, Texas
- O'Fallon, Illinois
- Queens, New York
- Granite City, Illinois
- Phoenix, Arizona
- Shiloh, Illinois
- Philadelphia, Pennsylvania