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Costa Mesa, California Weather:
Monday, January 19, 2026
Sunny Weather
Day 75°
Night 54°
Precipitation 3 %
Wind 1 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (January 19, 2025)
Cloudy Weather

Day

61°

Night

46°

Wind

4 mph

UV Index

2

Precipitation

0 %