Tuesday
Clouds clearing
High:
79°F
Mostly cloudy, then gradually becoming sunny, with a high near 79. Light south wind becoming southwest 5 to 10 mph in the morning.
Costa Mesa, CA Weather - Extended Forecast
Tuesday Night
Clouds increasing
Overnight low:
68°F
Increasing clouds, with a low around 68. West wind 5 to 10 mph becoming light southwest after midnight.
Wednesday
Clouds clearing
High:
78°F
Mostly cloudy, then gradually becoming sunny, with a high near 78.
Wednesday Night
Clouds increasing
Overnight low:
67°F
Increasing clouds, with a low around 67.
Thursday
Partly sunny
High:
77°F
Thursday Night
Clouds increasing
Overnight low:
66°F
Friday
Clouds clearing
High:
77°F
Friday Night
Partly cloudy
Overnight low:
66°F
Saturday
Clouds clearing
High:
77°F
Saturday Night
Partly cloudy
Overnight low:
66°F
Sunday
Mostly sunny
High:
77°F