El Monte, California Weather:
Tuesday, August 18, 2026
Sunny Weather
Day 88°
Night 66°
Precipitation 5 %
Wind 1 mph
UV Index (0 - 11+) 10
Weather Forecast History
Last Year's Weather on This Day (August 18, 2025)
Night

Day

90°

Night

64°

Wind

5 mph

Precipitation

0 %