Costa Mesa, California Weather:
Monday, May 25, 2026
Cloudy Weather
Day 64°
Night 59°
Precipitation 2 %
Wind 8 mph
UV Index (0 - 11+) 9
Weather Forecast History
Last Year's Weather on This Day (May 25, 2025)
Cloudy Weather

Day

72°

Night

59°

Wind

7 mph

UV Index

11

Precipitation

0 %