St. Peters, Missouri Weather:
Friday, October 16, 2026
Stormy Weather
Day 75°
Night 55°
Precipitation 7 %
Wind 7 mph
Weather Forecast History
Last Year's Weather on This Day (October 16, 2025)
Cloudy Weather

Day

84°

Night

61°

Wind

7 mph

UV Index

40

Precipitation

4 %