Saturday
Patchy fog
High:
78°F
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 78.
Costa Mesa, CA Weather - Extended Forecast
Saturday Night
Partly cloudy
Overnight low:
66°F
Partly cloudy, with a low around 66.
Sunday
Patchy fog
High:
80°F
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 80.
Sunday Night
Partly cloudy
Overnight low:
66°F
Partly cloudy, with a low around 66.
Monday
Patchy fog
High:
82°F
Monday Night
Partly cloudy
Overnight low:
67°F
Tuesday
Mostly sunny
High:
80°F
Tuesday Night
Mostly clear
Overnight low:
66°F
Wednesday
Mostly sunny
High:
80°F