COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

11:53 AM PST DEC 28, 2025
Few Clouds
68°F
Feels Like: 68°F
Dewpoint: 36°F
Rel. Hum.: 31%
Visibility: 10 miles
Wind: WSW at 5 mph
Pressure: 30.14 inches
Last 72 hours

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COSTA MESA, CA 92626
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly sunny. Highs 65 to 68. Areas of winds north 10 to 15 mph. Gusts to 25 mph this afternoon.
TONIGHT
Mostly clear. Lows 46 to 50. Areas of winds northeast 10 to 15 mph with gusts to 25 mph.
MONDAY
Mostly sunny. Highs around 70. Areas of winds northeast 10 to 15 mph with gusts to 25 mph.
MONDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 48 to 52. Areas of winds northeast 10 to 15 mph with gusts to 25 mph.
TUESDAY
Partly cloudy. Highs 69 to 73. Areas of winds northeast 10 to 15 mph. Gusts to 25 mph in the morning.
TUESDAY NIGHT
Partly cloudy. Lows around 52.
WEDNESDAY
Mostly cloudy. A slight chance of showers in the afternoon. Highs around 67 at the beaches to 70 farther inland and near higher coastal terrain.
WEDNESDAY NIGHT
Mostly cloudy. A chance of showers in the evening, then showers likely overnight. Lows around 55.
NEW YEARS DAY
Showers likely. Highs around 63 at the beaches to 64 to 67 farther inland and near higher coastal terrain.
THURSDAY NIGHT
Showers likely. Lows around 55.
FRIDAY
Showers likely. Highs 63 to 66.
FRIDAY NIGHT
Mostly cloudy. Showers likely. Lows around 54.
SATURDAY
Mostly cloudy in the morning...becoming partly cloudy. A chance of showers. Highs 62 to 66.

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 12/28/2025
Sunday
28 DEC 2025
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 10 AM 58° 57° Clear 0%

0% Thunder
( 0% severe)
N   7 55% 42°
High 65° COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 1 PM 64° 64° Clear N   8 46% 43°
Clear



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

0% Thunder
( 0% severe)
NNW   7 48% 44°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 7 PM 59° 58° Clear NNW   8 55% 43°
Monday
29 DEC 2025
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 10 PM 55° 52° Clear 0%

0% Thunder
( 0% severe)
NNE   10 51% 37°
Low 49° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 1 AM 53° 50° Clear NE   9 52% 36°
High 69° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 4 AM 52° 49° Clear 0%

0% Thunder
( 0% severe)
NNE   9 48% 33°

Clear



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 7 AM 52° 48° Clear NNE   10 44% 31°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 10 AM 61° 59° Clear 0%

0% Thunder
( 0% severe)
NE   13 35% 33°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 1 PM 67° 67° Clear NE   13 28% 33°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 4 PM 67° 67° Clear 0%

0% Thunder
( 0% severe)
NE   9 28% 33°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 7 PM 61° 60° Partly Cloudy NE   10 36% 34°
Tuesday
30 DEC 2025
COSTA MESA, CA 92626 weather forecast Day 3, 0 hours 10 PM 57° 54° Partly Cloudy 1%

0% Thunder
( 0% severe)
NE   12 40% 33°
Low 51° COSTA MESA, CA 92626 weather forecast Day 3, 3 hours 1 AM 55° 52° Mostly Cloudy NE   9 45% 34°
High 72° COSTA MESA, CA 92626 weather forecast Day 3, 6 hours 4 AM 54° 51° Mostly Cloudy 1%

0% Thunder
( 0% severe)
NE   9 48% 35°

Mostly Cloudy



COSTA MESA, CA 92626 weather forecast Day 3, 9 hours 7 AM 55° 52° Mostly Cloudy NE   9 49% 36°
COSTA MESA, CA 92626 weather forecast Day 3, 15 hours 10 AM 63° 62° Mostly Cloudy 2%

0% Thunder
( 1% severe)
NE   10 41% 39°
COSTA MESA, CA 92626 weather forecast Day 3, 18 hours 1 PM 69° 69° Mostly Cloudy NE   9 37% 42°
COSTA MESA, CA 92626 weather forecast Day 3, 21 hours 4 PM 69° 69° Mostly Cloudy     NE   7 40% 44°

SANTA ANA, CA extended weather forecast

Wednesday
31 DEC 2025
Thursday
1 JAN 2026
Friday
2 JAN 2026
Saturday
3 JAN 2026
Sunday
4 JAN 2026
Low 56° Low 59° Low 58° Low 59° Low 53°
High 72° High 68° High 66° High 66° High 64°
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
21% Rain
Overcast
86% Rain
Overcast
72% Rain
Overcast
72% Rain
Overcast
38% Rain
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