St. Peters, Missouri Weather:
Tuesday, December 22, 2026
Cloudy Weather
Day 36°
Night 27°
Precipitation 2 %
Wind 8 mph
Weather Forecast History
Last Year's Weather on This Day (December 22, 2025)
Cloudy Weather

Day

55°

Night

43°

Wind

7 mph

UV Index

1

Precipitation

0 %