COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

11:53 PM PST FEB 23, 2026
Clear
57°F
Feels Like: 58°F
Dewpoint: 46°F
Rel. Hum.: 67%
Visibility: 10 miles
Wind: S at 3 mph
Pressure: 30.07 inches
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COSTA MESA, CA 92626
Weather Forecast

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TONIGHT
Partly cloudy. Lows 51 to 54. Areas of winds west to 10 mph this evening becoming light.
TUESDAY
Partly cloudy. Highs around 70 at the beaches to 75 farther inland and near higher coastal terrain. Light winds becoming southwest 10 mph in the afternoon.
TUESDAY NIGHT
Partly cloudy. Lows around 53. Areas of winds southwest to 10 mph in the evening becoming light.
WEDNESDAY
Partly cloudy. Highs 69 to 72 at the beaches to 72 to 76 farther inland and near higher coastal terrain. Light winds becoming southwest 10 mph in the afternoon.
WEDNESDAY NIGHT
Partly cloudy. Patchy fog overnight. Lows around 55. Areas of winds south to 10 mph.
THURSDAY
Patchy fog in the morning. Partly cloudy. Highs 71 to 74 at the beaches to 75 to 78 farther inland and near higher coastal terrain.
THURSDAY NIGHT
Partly cloudy. Lows around 56.
FRIDAY
Partly cloudy. Highs 73 to 76 at the beaches to 80 farther inland and near higher coastal terrain.
FRIDAY NIGHT
Partly cloudy. Patchy fog overnight. Lows around 56.
SATURDAY
Patchy fog in the morning. Partly cloudy. Highs 71 to 74 at the beaches to 74 to 78 farther inland and near higher coastal terrain.
SATURDAY NIGHT
Partly cloudy. Patchy fog overnight. Lows around 54.
SUNDAY
Mostly cloudy with patchy fog in the morning...becoming partly cloudy. Highs around 70 at the beaches to 72 to 76 farther inland and near higher coastal terrain.
SUNDAY NIGHT
Partly cloudy in the evening...becoming mostly 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 PM PST  2/23/2026
Tuesday
24 FEB 2026
COSTA MESA, CA 92626 weather forecast Day 1, 0 hours 10 PM 61° 62° Partly Cloudy 1%

0% Thunder
( 0% severe)
SW   2 67% 50°
Low 53° COSTA MESA, CA 92626 weather forecast Day 1, 3 hours 1 AM 58° 59° Partly Cloudy S   1 72% 49°
High 75° COSTA MESA, CA 92626 weather forecast Day 1, 6 hours 4 AM 54° 54° Partly Cloudy 2%

0% Thunder
( 0% severe)
  CALM 83% 49°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 1, 9 hours 7 AM 55° 55° Partly Cloudy   CALM 80% 49°
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 10 AM 67° 67° Partly Cloudy 2%

0% Thunder
( 0% severe)
SSW   1 56% 51°
COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 1 PM 73° 73° Partly Cloudy SW   6 46% 51°
COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 4 PM 70° 70° Partly Cloudy 2%

0% Thunder
( 0% severe)
WSW   7 51% 51°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 7 PM 65° 65° Partly Cloudy SW   2 70% 55°
Wednesday
25 FEB 2026
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 10 PM 62° 63° Partly Cloudy 1%

0% Thunder
( 0% severe)
SSW   1 81% 56°
Low 56° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 1 AM 59° 60° Partly Cloudy   CALM 87% 55°
High 74° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 4 AM 56° 56° Partly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 96% 55°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 7 AM 57° 58° Partly Cloudy   CALM 90% 54°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 10 AM 66° 66° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   1 68% 55°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 1 PM 73° 73° Partly Cloudy WSW   6 53% 55°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 4 PM 71° 71° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   7 59% 56°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 7 PM 66° 66° Partly Cloudy WSW   1 75% 58°

SANTA ANA, CA extended weather forecast

Thursday
26 FEB 2026
Friday
27 FEB 2026
Saturday
28 FEB 2026
Sunday
1 MAR 2026
Monday
2 MAR 2026
Low 58° Low 59° Low 60° Low 61° Low 58°
High 77° High 82° High 77° High 72° High 68°
COSTA MESA, CA 92626 weather forecast Day 3 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
Partly Cloudy
1% Rain
Partly Cloudy
4% Rain
Partly Cloudy
7% Rain
Overcast
12% Rain
Overcast
18% Rain
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