St. Louis, Missouri Weather:
Monday, September 15, 2025
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 75°
Night 55°
Precipitation 0 %
Wind 12 mph
UV Index (0 - 11+) 6

Weather Forecast History

Last Year's Weather on This Day (September 15, 2024)

Stormy WeatherStormy weather, thunderstorms.

Day

88°

Night

66°

Wind

6 mph

UV Index

3

Precipitation

42