Saturday
Patchy fog
High:
77°F
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 77. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Costa Mesa, CA Weather - Extended Forecast
Saturday Night
Patchy fog
Overnight low:
63°F
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 63. West wind around 5 mph becoming southeast after midnight.
Sunday
Patchy fog
High:
79°F
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 79.
Sunday Night
Patchy fog
Overnight low:
64°F
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 64.
Monday
Patchy fog
High:
78°F
Monday Night
Patchy fog
Overnight low:
65°F
Tuesday
Patchy fog
High:
77°F
Tuesday Night
Patchy fog
Overnight low:
64°F
Wednesday
Patchy fog
High:
79°F
Wednesday Night
Patchy fog
Overnight low:
66°F
Thursday
Patchy fog
High:
81°F