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St. Louis, Missouri Weather:
Sunday, August 17, 2025
Hot DayHot and sunny weather, with high temperatures and strong sunshine.
Day 100°
Night 72°
Precipitation 3 %
Wind 4 mph
UV Index (0 - 11+) 11

Weather Forecast History

Last Year's Weather on This Day (August 17, 2024)

Cloudy WeatherCloudy weather, overcast skies with clouds.

Day

90°

Night

73°

Wind

11 mph

UV Index

9

Precipitation

4