Wednesday, June 18, 2025. St. Louis, MO - Weather Forecast

St. Louis, Missouri Weather:

Wednesday, June 18, 2025

Day 82°

Night 72°

Precipitation 61 %

Wind 1 mph

UV Index (0 - 11+) 5

Weather Forecast History

Last Year's Weather on This Day (June 18, 2024)

Day

88°

Night

73°