Costa Mesa, California Weather:
Thursday, January 15, 2026
Cloudy Weather
Day 77°
Night 46°
Precipitation 1 %
Wind 6 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (January 15, 2025)
Sunny Weather

Day

72°

Night

41°

Wind

11 mph

UV Index

3

Precipitation

0 %