Monday
Mostly sunny
High:
79°F
Mostly sunny, with a high near 79. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Costa Mesa, CA Weather - Tomorrow’s Forecast
Monday Night
Mostly cloudy
Overnight low:
67°F
Mostly cloudy, with a low around 67. West wind 5 to 10 mph becoming light south after midnight.