Labor Day
Mostly sunny
High:
83°F
Mostly sunny, with a high near 83. West wind 5 to 10 mph.
Costa Mesa, CA Weather - Extended Forecast
Monday Night
Mostly clear
Overnight low:
69°F
Mostly clear, with a low around 69.
Tuesday
Sunny
High:
84°F
Sunny, with a high near 84.
Tuesday Night
Partly cloudy
Overnight low:
70°F
Partly cloudy, with a low around 70.
Wednesday
Mostly sunny
High:
85°F
Wednesday Night
Partly cloudy
Overnight low:
69°F
Thursday
Sunny
High:
82°F
Thursday Night
Mostly clear
Overnight low:
68°F
Friday
Mostly sunny
High:
79°F