COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

7:53 PM PDT APR 22, 2026
Few Clouds
63°F
Feels Like: 63°F
Dewpoint: 48°F
Rel. Hum.: 58%
Visibility: 10 miles
Wind: WSW at 5 mph
Pressure: 30.03 inches
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COSTA MESA, CA 92626
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy this evening...becoming mostly cloudy. Lows 52 to 55. Areas of winds west 10 to 15 mph with gusts to 25 mph becoming southeast overnight.
THURSDAY
Patchy fog in the morning. Partly cloudy. Highs 69 to 74. Areas of winds southeast 10 mph becoming southwest with gusts to 25 mph in the afternoon.
THURSDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 53 to 56. Areas of winds west 10 to 15 mph with gusts to 25 mph becoming southeast overnight.
FRIDAY
Patchy fog in the morning. Partly cloudy. Highs 68 to 73. Areas of winds south 10 to 15 mph. Gusts to 25 mph in the afternoon.
FRIDAY NIGHT
Partly cloudy in the evening...becoming mostly cloudy. Lows around 55. Areas of winds southwest 10 mph.
SATURDAY
Cloudy in the morning, then mostly cloudy with a slight chance of showers in the afternoon. Highs 64 to 69.
SATURDAY NIGHT
Partly cloudy in the evening...becoming mostly cloudy. A chance of showers. Lows around 53.
SUNDAY
Partly cloudy. A slight chance of showers in the morning. Highs around 65 at the beaches to 70 farther inland and near higher coastal terrain.
SUNDAY NIGHT
Mostly clear. Lows 50 to 53.
MONDAY
Partly cloudy. Highs 66 to 71.
MONDAY NIGHT
Partly cloudy. Lows 50 to 54.
TUESDAY
Partly cloudy. Highs around 68 at the beaches to 70 to 73 farther inland and near higher coastal terrain.
TUESDAY NIGHT
Partly cloudy. Lows around 53.

Visible Weather Satellite
COSTA MESA, CA 92626
Infrared Weather Satellite
COSTA MESA, CA 92626
NEXRAD Weather Radar
COSTA MESA, CA 92626

SANTA ANA, CA 3 hourly weather forecast

weather forecast created  5:00 AM PDT  4/22/2026
Wednesday
22 APR 2026
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 11 AM 66° 66° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   8 54% 49°
High 69° COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 2 PM 68° 68° Partly Cloudy W   13 47% 47°
Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 5 PM 68° 68° Clear 0%

0% Thunder
( 0% severe)
W   13 45% 46°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 8 PM 64° 64° Partly Cloudy WSW   9 60% 50°
Thursday
23 APR 2026
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 11 PM 60° 60° Clear 0%

0% Thunder
( 0% severe)
SSW   6 75% 52°
Low 56° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 2 AM 59° 60° Partly Cloudy SE   3 78% 52°
High 73° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 5 AM 57° 58° Mostly Cloudy 0%

0% Thunder
( 0% severe)
ESE   2 80% 51°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 8 AM 61° 62° Partly Cloudy SE   2 72% 52°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 11 AM 67° 67° Partly Cloudy 1%

0% Thunder
( 0% severe)
SSW   3 59% 52°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 2 PM 71° 71° Partly Cloudy SW   10 51% 52°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 5 PM 71° 71° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   12 47% 50°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 8 PM 65° 65° Partly Cloudy WSW   7 60% 51°
Friday
24 APR 2026
COSTA MESA, CA 92626 weather forecast Day 3, 0 hours 11 PM 62° 63° Clear 0%

0% Thunder
( 0% severe)
S   3 72% 53°
Low 57° COSTA MESA, CA 92626 weather forecast Day 3, 3 hours 2 AM 59° 60° Partly Cloudy SSE   2 83% 54°
High 72° COSTA MESA, CA 92626 weather forecast Day 3, 6 hours 5 AM 58° 59° Partly Cloudy 0%

0% Thunder
( 0% severe)
SE   1 87% 54°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 3, 9 hours 8 AM 61° 62° Partly Cloudy SE   3 78% 54°
COSTA MESA, CA 92626 weather forecast Day 3, 15 hours 11 AM 68° 68° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   8 61% 54°
COSTA MESA, CA 92626 weather forecast Day 3, 18 hours 2 PM 70° 70° Partly Cloudy SSW   12 57% 54°
COSTA MESA, CA 92626 weather forecast Day 3, 21 hours 5 PM 69° 69° Partly Cloudy     SSW   10 57% 53°

SANTA ANA, CA extended weather forecast

Saturday
25 APR 2026
Sunday
26 APR 2026
Monday
27 APR 2026
Tuesday
28 APR 2026
Wednesday
29 APR 2026
Low 60° Low 56° Low 58° Low 59° Low 57°
High 69° High 67° High 71° High 69° High 69°
COSTA MESA, CA 92626 weather forecast Day 4 COSTA MESA, CA 92626 weather forecast Day 5 COSTA MESA, CA 92626 weather forecast Day 6 COSTA MESA, CA 92626 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Overcast
33% Rain
Partly Cloudy
50% Rain
Partly Cloudy
17% Rain
Mostly Cloudy
32% Rain
Mostly Cloudy
55% Rain
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