St. Peters, Missouri Weather:
Sunday, December 27, 2026
Cloudy Weather
Day 36°
Night 18°
Precipitation 56 %
Wind 8 mph
Weather Forecast History
Last Year's Weather on This Day (December 27, 2025)
Partly Sunny with Showers

Day

59°

Night

57°

Wind

9 mph

UV Index

1

Precipitation

49 %