Monday
Clouds clearing
High:
74°F
Mostly cloudy, then gradually becoming sunny, with a high near 74. Light southwest wind increasing to 5 to 10 mph in the morning.
Costa Mesa, CA Weather - Tomorrow’s Forecast
Monday Night
Partly cloudy
Overnight low:
64°F
Partly cloudy, with a low around 64. South wind 5 to 10 mph.