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Costa Mesa, California Weather:
Thursday, February 26, 2026
Sunny Weather
Day 68°
Night 55°
Precipitation 5 %
Wind 2 mph
UV Index (0 - 11+) 5
Weather Forecast History
Last Year's Weather on This Day (February 26, 2025)
Cloudy Weather

Day

70°

Night

46°

Wind

4 mph

UV Index

5

Precipitation

40 %