St. Peters, Missouri Weather:
Thursday, October 1, 2026
Cloudy Weather
Day 81°
Night 57°
Precipitation 2 %
Wind 4 mph
Weather Forecast History
Last Year's Weather on This Day (October 1, 2025)
Cloudy Weather

Day

88°

Night

59°

Wind

4 mph

UV Index

50

Precipitation

0 %