Concord, California Weather:
Friday, August 21, 2026
Cloudy Weather
Day 88°
Night 63°
Precipitation 25 %
Wind 5 mph
UV Index (0 - 11+) 4
Weather Forecast History
Last Year's Weather on This Day (August 21, 2025)
Cloudy Night

Day

100°

Night

61°

Wind

7 mph

Precipitation

0 %