Sunday
Clouds clearing
High:
78°F
Mostly cloudy, then gradually becoming sunny, with a high near 78. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Costa Mesa, CA Weather - Tomorrow’s Forecast
Sunday Night
Clouds increasing
Overnight low:
68°F
Increasing clouds, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.