St. Louis, Missouri Weather:
Friday, July 17, 2026
Sunny with a Chance of Thunderstorms
Day 88°
Night 68°
Precipitation 99 %
Wind 4 mph
Weather Forecast History
Last Year's Weather on This Day (July 17, 2025)
Stormy Weather

Day

84°

Night

72°

Wind

6 mph

UV Index

6

Precipitation

70 %