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St. Louis, Missouri Weather:
Saturday, February 21, 2026
Partly Sunny with Showers
Day 54°
Night 30°
Precipitation 3 %
Wind 12 mph
UV Index (0 - 11+) 2
Weather Forecast History
Last Year's Weather on This Day (February 21, 2025)
Cold Day

Day

28°

Night

14°

Wind

4 mph

UV Index

4

Precipitation

0 %