El Cajon, California Weather:
Thursday, June 18, 2026
Cloudy Weather
Day 81°
Night 63°
Precipitation 1 %
Wind 6 mph
UV Index (0 - 11+) 11
Weather Forecast History
Last Year's Weather on This Day (June 18, 2025)
Cloudy Weather

Day

82°

Night

59°

Wind

6 mph

UV Index

12

Precipitation

0 %