Sunday
Mostly sunny
High:
72°F
Mostly sunny, with a high near 72. South wind around 5 mph.
Costa Mesa, CA Weather - Extended Forecast
Sunday Night
Mostly cloudy
Overnight low:
53°F
Mostly cloudy, with a low around 53.
Monday
Partly sunny
High:
69°F
Partly sunny, with a high near 69.
Monday Night
Mostly cloudy
Overnight low:
52°F
Mostly cloudy, with a low around 52.
Tuesday
Mostly sunny
High:
73°F
Tuesday Night
Mostly clear
Overnight low:
53°F
Wednesday
Sunny
High:
79°F
Wednesday Night
Mostly clear
Overnight low:
56°F
Thursday
Sunny
High:
79°F