St. Louis, Missouri Weather:
Tuesday, August 11, 2026
Sunny Weather
Day 95°
Night 75°
Precipitation 2 %
Wind 7 mph
UV Index (0 - 11+) 9
Weather Forecast History
Last Year's Weather on This Day (August 11, 2025)
Cloudy Night

Day

91°

Night

72°

Wind

5 mph

Precipitation

9 %