Best Months to Run
AprilMaySeptemberOctober
April, May, September, October offer the most comfortable running conditions in St. Louis. During these months, you'll find mild temperatures and manageable weather patterns perfect for outdoor running.
Seasonal Running Temperatures
Winter
Low: 24°F
High: 42°F
Spring
Low: 45°F
High: 68°F
Summer
Low: 68°F
High: 90°F
Fall
Low: 48°F
High: 70°F
Running Weather Tips for St. Louis
1
Classic 'if you don't like the weather, wait 5 minutes' city
2
Temperature swings of 30-40°F in 24 hours are common
3
Summer humidity is oppressive - run before sunrise
4
Spring storms can be severe with little warning
Popular Running Routes in St. Louis
Forest ParkGateway Arch RiverfrontKaty Trail
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