Costa Mesa, California Weather:
Saturday, March 7, 2026
Cloudy Weather
Day 70°
Night 55°
Precipitation 9 %
Wind 7 mph
UV Index (0 - 11+) 5
Weather Forecast History
Last Year's Weather on This Day (March 7, 2025)
Sunny Weather

Day

61°

Night

45°

Wind

6 mph

UV Index

5

Precipitation

9 %