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St. Louis, Missouri Weather:
Wednesday, February 18, 2026
Cloudy Weather
Day 39°
Night 25°
Precipitation 25 %
Wind 4 mph
UV Index (0 - 11+) 1
Weather Forecast History
Last Year's Weather on This Day (February 18, 2025)
Snowy Weather

Day

14°

Night

9°

Wind

12 mph

UV Index

2

Precipitation

93 %