St. Peters, Missouri Weather:
Sunday, October 4, 2026
Rainy Weather
Day 75°
Night 55°
Precipitation 58 %
Wind 8 mph
UV Index (0 - 11+) 1
Weather Forecast History
Last Year's Weather on This Day (October 4, 2025)
Sunny Weather

Day

84°

Night

59°

Wind

7 mph

UV Index

40

Precipitation

0 %