COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

2:53 AM PST NOV 12, 2025
Overcast
Mist
63°F
Feels Like: 63°F
Dewpoint: 59°F
Rel. Hum.: 87%
Visibility: 6 miles
Wind: Calm
Pressure: 30.06 inches
Last 72 hours

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COSTA MESA, CA 92626
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Cloudy this morning...becoming mostly cloudy. Patchy fog this morning. Highs around 68 at the beaches to 70 to 73 farther inland and near higher coastal terrain. Light winds becoming west 10 mph this afternoon.
TONIGHT
Partly cloudy. Lows 56 to 59. Light winds.
THURSDAY
Mostly cloudy in the morning...becoming partly cloudy. Highs 66 to 69 at the beaches to 70 to 73 farther inland and near higher coastal terrain. Light winds becoming southwest 10 mph in the afternoon.
THURSDAY NIGHT
Partly cloudy with a chance of showers in the evening, then cloudy with showers likely overnight. Lows around 60. Light winds becoming southeast to 10 mph overnight. Chance of measurable precipitation 70 percent.
FRIDAY
Showers in the morning, then showers likely and a slight chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the morning. Highs 63 to 67. Areas of winds south 10 mph.
FRIDAY NIGHT
Showers likely. A chance of thunderstorms. Lows 55 to 58.
SATURDAY
Showers likely and a slight chance of thunderstorms. Locally heavy rainfall possible. Highs around 61 at the beaches to 62 to 65 farther inland and near higher coastal terrain.
SATURDAY NIGHT
Showers likely and a slight chance of thunderstorms in the evening, then showers likely overnight. Lows 53 to 56.
SUNDAY
Cloudy in the morning...becoming mostly cloudy. A chance of showers. Highs 60 to 63 at the beaches to 64 farther inland and near higher coastal terrain.
SUNDAY NIGHT
Partly cloudy in the evening...becoming mostly cloudy. A chance of showers. Lows 53 to 56.
MONDAY
Cloudy in the morning...becoming mostly cloudy. A chance of showers. Highs 60 to 63 at the beaches to 64 farther inland and near higher coastal terrain.
MONDAY NIGHT
Partly cloudy with a chance of showers. Lows around 51.
TUESDAY
Partly cloudy. A chance of showers. Highs 59 to 63.

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 11/11/2025
Wednesday
12 NOV 2025
COSTA MESA, CA 92626 weather forecast Day 1, 0 hours 10 PM 63° 64° Mostly Cloudy 1%

0% Thunder
( 0% severe)
S   3 87% 59°
Low 60° COSTA MESA, CA 92626 weather forecast Day 1, 3 hours 1 AM 62° 63° Mostly Cloudy S   2 90% 59°
High 71° COSTA MESA, CA 92626 weather forecast Day 1, 6 hours 4 AM 61° 62° Mostly Cloudy 1%

0% Thunder
( 0% severe)
N   1 93% 59°

Mostly Cloudy



COSTA MESA, CA 92626 weather forecast Day 1, 9 hours 7 AM 62° 63° Mostly Cloudy NNW   2 87% 58°
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 10 AM 66° 66° Mostly Cloudy 2%

0% Thunder
( 0% severe)
WNW   2 78% 59°
COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 1 PM 69° 69° Mostly Cloudy WSW   6 68% 58°
COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 4 PM 67° 67° Mostly Cloudy 2%

0% Thunder
( 0% severe)
WSW   6 75% 59°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 7 PM 64° 66° Mostly Cloudy SW   2 84% 59°
Thursday
13 NOV 2025
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 10 PM 63° 64° Partly Cloudy 1%

0% Thunder
( 0% severe)
S   2 87% 59°
Low 60° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 1 AM 62° 63° Mostly Cloudy W   1 90% 59°
High 71° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 4 AM 60° 61° Mostly Cloudy 1%

0% Thunder
( 0% severe)
ENE   1 93% 58°

Mostly Cloudy



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 7 AM 61° 62° Mostly Cloudy E   2 87% 57°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 10 AM 67° 67° Partly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 0% severe)
SSW   3 70% 57°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 1 PM 69° 69° Partly Cloudy SW   7 66% 57°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 4 PM 67° 67° Mostly Cloudy 48%
RAIN
***
0% Thunder
( 0% severe)
SSW   7 73% 58°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 7 PM 65° 65° Mostly Cloudy S   8 81% 59°

SANTA ANA, CA extended weather forecast

Friday
14 NOV 2025
Saturday
15 NOV 2025
Sunday
16 NOV 2025
Monday
17 NOV 2025
Tuesday
18 NOV 2025
Low 60° Low 64° Low 60° Low 59° Low 57°
High 69° High 69° High 68° High 67° 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
Overcast
82% Rain
Overcast
96% Rain
Overcast
90% Rain
Overcast
79% Rain
Overcast
76% Rain
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