Costa Mesa, CA Weather - Extended Forecast

Sunday

Clouds clearing

High:
72°F

Cloudy through mid morning, then gradual clearing, with a high near 72. South wind 5 to 10 mph.

Sunday Night

Clouds increasing

Overnight low:
63°F

Increasing clouds, with a low around 63. Southwest wind around 5 mph becoming calm after midnight.

Monday

Clouds clearing

High:
73°F

Cloudy through mid morning, then gradual clearing, with a high near 73.

Monday Night

Clouds increasing

Overnight low:
63°F

Increasing clouds, with a low around 63.

Tuesday

Clouds clearing

High:
73°F

Tuesday Night

Clouds increasing

Overnight low:
63°F

Wednesday

Clouds clearing

High:
74°F

Wednesday Night

Clouds increasing

Overnight low:
63°F

Thursday

Clouds clearing

High:
76°F

Thursday Night

Clouds increasing

Overnight low:
64°F

Friday

Clouds clearing

High:
76°F