COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

6:53 PM PST DEC 22, 2025
Overcast
Mist
61°F
Feels Like: 62°F
Dewpoint: 57°F
Rel. Hum.: 87%
Visibility: 6 miles
Wind: Variable at 3 mph
Pressure: 29.92 inches
Last 72 hours

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COSTA MESA, CA 92626
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy. Patchy fog overnight. Lows 53 to 56. Light winds.
TUESDAY
Cloudy. Patchy fog in the morning. A slight chance of showers in the afternoon. Highs 63 to 66. Areas of winds southeast 10 to 15 mph with gusts to 25 mph. Chance of measurable precipitation 20 percent.
TUESDAY NIGHT
Showers likely in the evening, then showers overnight. Locally heavy rainfall possible overnight. Lows around 58. Areas of winds southeast 10 to 15 mph with gusts to 30 mph... Becoming 15 to 25 mph with gusts to 40 mph overnight.
WEDNESDAY
Showers. A slight chance of thunderstorms in the afternoon. Locally heavy rainfall possible. Highs around 64. Areas of winds south 20 to 25 mph with gusts to 40 mph.
WEDNESDAY NIGHT
Showers and a slight chance of thunderstorms. Lows around 57. Areas of winds south 10 to 20 mph. Gusts to 30 mph in the evening.
CHRISTMAS DAY
Showers. Highs 62 to 66.
THURSDAY NIGHT
Showers. Lows 52 to 55.
FRIDAY
Showers. Highs around 61.
FRIDAY NIGHT
Mostly cloudy with showers likely in the evening, then partly cloudy with a chance of showers overnight. Lows 46 to 49.
SATURDAY
Partly cloudy with a slight chance of showers. Highs 59 to 62.
SATURDAY NIGHT
Partly cloudy. A slight chance of showers in the evening. Lows 45 to 48.
SUNDAY
Mostly sunny. Highs 62 to 65.
SUNDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows around 48.

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  4:00 AM PST 12/22/2025
Monday
22 DEC 2025
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 10 AM 58° 59° Mostly Cloudy 0%

0% Thunder
( 0% severe)
N   1 90% 55°
High 65° COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 1 PM 64° 65° Mostly Cloudy SW   5 75% 56°
Mostly Cloudy



COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 4 PM 63° 64° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SW   5 81% 57°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 7 PM 60° 61° Mostly Cloudy SW   2 90% 57°
Tuesday
23 DEC 2025
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 10 PM 58° 59° Mostly Cloudy 7%

0% Thunder
( 0% severe)
S   1 96% 57°
Low 56° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 1 AM 58° 59° Mostly Cloudy SE   1 93% 56°
High 65° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 4 AM 58° 59° Mostly Cloudy 4%

0% Thunder
( 1% severe)
SE   2 93% 56°

Mostly Cloudy



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 7 AM 58° 58° Mostly Cloudy SE   5 93% 56°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 10 AM 61° 60° Mostly Cloudy 19%
RAIN
<.01 in
0% Thunder
( 5% severe)
SE   9 87% 57°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 1 PM 63° 62° Mostly Cloudy SSE   12 81% 57°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 4 PM 62° 61° Mostly Cloudy 64%
RAIN
>2 in
0% Thunder
( 3% severe)
SSE   10 87% 58°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 7 PM 61° 59° Mostly Cloudy SE   13 90% 58°
Wednesday
24 DEC 2025
COSTA MESA, CA 92626 weather forecast Day 3, 0 hours 10 PM 62° 60° Overcast 91%
RAIN
***
0% Thunder
( 13% severe)
SE   15 87% 58°
Low 60° COSTA MESA, CA 92626 weather forecast Day 3, 3 hours 1 AM 62° 60° Overcast SE   15 90% 59°
High 64° COSTA MESA, CA 92626 weather forecast Day 3, 6 hours 4 AM 63° 61° Overcast 95%
RAIN
***
0% Thunder
( 11% severe)
SSE   15 90% 60°

Increasing Clouds

Rain


Breezy
COSTA MESA, CA 92626 weather forecast Day 3, 9 hours 7 AM 63° 61° Overcast SSE   15 87% 59°
COSTA MESA, CA 92626 weather forecast Day 3, 15 hours 10 AM 61° 58° NA 98%
RAIN
***
0% Thunder
( 18% severe)
SSE   17 100% 61°
COSTA MESA, CA 92626 weather forecast Day 3, 18 hours 1 PM 62° 60° Overcast SSE   17 97% 61°
COSTA MESA, CA 92626 weather forecast Day 3, 21 hours 4 PM 62° 60° Mostly Cloudy     SSE   13 97% 61°

SANTA ANA, CA extended weather forecast

Thursday
25 DEC 2025
Friday
26 DEC 2025
Saturday
27 DEC 2025
Sunday
28 DEC 2025
Monday
29 DEC 2025
Low 58° Low 57° Low 51° Low 50° Low 48°
High 65° High 63° High 62° High 64° High 65°
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
89% Rain
Overcast
93% Rain
Overcast
46% Rain
Overcast
41% Rain
Mostly Cloudy
33% Rain
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