Costa Mesa, California Weather:
Sunday, March 29, 2026
Cloudy Weather
Day 77°
Night 61°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 7
Weather Forecast History
Last Year's Weather on This Day (March 29, 2025)
Cloudy Weather

Day

64°

Night

54°

Wind

7 mph

UV Index

7

Precipitation

1 %