COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

1:53 PM PST DEC 11, 2025
Few Clouds
73°F
Feels Like: 73°F
Dewpoint: 54°F
Rel. Hum.: 51%
Visibility: 10 miles
Wind: SSW at 8 mph
Pressure: 29.95 inches
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COSTA MESA, CA 92626
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear this evening...becoming partly cloudy. Patchy fog overnight. Lows around 53. Light winds.
FRIDAY
Patchy fog in the morning. Partly cloudy. Highs around 70 at the beaches to 73 farther inland and near higher coastal terrain. Light winds.
FRIDAY NIGHT
Partly cloudy. Patchy fog overnight. Lows 51 to 54. Light winds.
SATURDAY
Mostly cloudy with patchy fog in the morning... Becoming partly cloudy. Highs around 68 at the beaches to 71 to 74 farther inland and near higher coastal terrain. Light winds.
SATURDAY NIGHT
Partly cloudy in the evening...becoming cloudy overnight with patchy fog. Lows around 53. Light winds.
SUNDAY
Mostly cloudy with patchy fog in the morning...becoming mostly sunny. Highs 69 to 72 at the beaches to 72 to 76 farther inland and near higher coastal terrain.
SUNDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows around 54.
MONDAY
Partly cloudy with patchy fog in the morning...becoming mostly sunny. Highs 70 to 73 at the beaches to 74 to 77 farther inland and near higher coastal terrain.
MONDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 53 to 56.
TUESDAY
Partly cloudy in the morning...becoming mostly sunny. Highs around 70 at the beaches to 72 to 75 farther inland and near higher coastal terrain.
TUESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows around 54.
WEDNESDAY
Partly cloudy. Highs 66 to 69 at the beaches to 71 farther inland and near higher coastal terrain.
WEDNESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows around 54.

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 12/11/2025
Thursday
11 DEC 2025
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 10 AM 67° 67° Clear 0%

0% Thunder
( 0% severe)
  CALM 54% 50°
High 74° COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 1 PM 73° 73° Clear SW   3 46% 51°
Clear



COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 4 PM 70° 70° Clear 0%

0% Thunder
( 0% severe)
SW   3 57% 54°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 7 PM 63° 64° Clear SSW   1 78% 56°
Friday
12 DEC 2025
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 10 PM 60° 61° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSW   1 81% 54°
Low 54° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 1 AM 57° 58° Partly Cloudy NE   1 83% 52°
High 73° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 4 AM 55° 55° Partly Cloudy 0%

0% Thunder
( 0% severe)
ENE   1 86% 51°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 7 AM 55° 55° Mostly Cloudy ENE   1 80% 49°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 10 AM 64° 66° Partly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 65% 52°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 1 PM 71° 71° Partly Cloudy WSW   3 53% 53°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 4 PM 68° 68° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   3 63% 55°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 7 PM 62° 63° Partly Cloudy SW   1 84% 57°
Saturday
13 DEC 2025
COSTA MESA, CA 92626 weather forecast Day 3, 0 hours 10 PM 59° 60° Partly Cloudy 0%

0% Thunder
( 0% severe)
SE   1 90% 56°
Low 53° COSTA MESA, CA 92626 weather forecast Day 3, 3 hours 1 AM 56° 56° Partly Cloudy   CALM 90% 53°
High 71° COSTA MESA, CA 92626 weather forecast Day 3, 6 hours 4 AM 55° 55° Mostly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 90% 52°

Mostly Cloudy



COSTA MESA, CA 92626 weather forecast Day 3, 9 hours 7 AM 55° 55° Mostly Cloudy NE   1 86% 51°
COSTA MESA, CA 92626 weather forecast Day 3, 15 hours 10 AM 62° 63° Mostly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 72% 53°
COSTA MESA, CA 92626 weather forecast Day 3, 18 hours 1 PM 69° 69° Partly Cloudy W   5 57% 53°
COSTA MESA, CA 92626 weather forecast Day 3, 21 hours 4 PM 67° 67° Partly Cloudy     W   5 65% 55°

SANTA ANA, CA extended weather forecast

Sunday
14 DEC 2025
Monday
15 DEC 2025
Tuesday
16 DEC 2025
Wednesday
17 DEC 2025
Thursday
18 DEC 2025
Low 53° Low 54° Low 55° Low 55° Low 54°
High 78° High 78° High 78° High 71° High 70°
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
Partly Cloudy
2% Rain
Clear
2% Rain
Clear
4% Rain
Mostly Cloudy
6% Rain
Overcast
14% Rain
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