El Cajon, California Weather:
Saturday, October 17, 2026
Cloudy Weather
Day 90°
Night 57°
Precipitation 1 %
Wind 4 mph
UV Index (0 - 11+) 5
Weather Forecast History
Last Year's Weather on This Day (October 17, 2025)
Night

Day

84°

Night

50°

Wind

4 mph

Precipitation

0 %