COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

1:53 PM PST JAN 10, 2026
Few Clouds
73°F
Feels Like: 73°F
Dewpoint: 19°F
Rel. Hum.: 12%
Visibility: 10 miles
Wind: Variable at 5 mph
Pressure: 30.26 inches
Last 72 hours

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COSTA MESA, CA 92626
Weather Forecast

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Snow Depth pages
TODAY
Sunny. Highs around 69. Areas of winds northeast 10 to 20 mph. Gusts to 35 mph...becoming 30 mph this afternoon.
TONIGHT
Clear. Lows 41 to 46. Areas of winds northeast 10 to 20 mph. Gusts to 30 mph in the evening.
SUNDAY
Mostly sunny. Highs 70 to 73. Areas of winds north 10 to 15 mph with gusts to 25 mph becoming east with gusts to 30 mph in the afternoon.
SUNDAY NIGHT
Mostly clear. Lows 45 to 49. Areas of winds northeast 10 to 15 mph. Gusts to 25 mph in the evening.
MONDAY
Mostly sunny. Highs around 70 at the beaches to 71 to 74 farther inland and near higher coastal terrain. Areas of winds northeast 10 to 20 mph. Gusts to 25 mph...becoming 30 mph in the afternoon.
MONDAY NIGHT
Mostly clear. Lows 46 to 50.
TUESDAY
Mostly sunny. Highs around 70 at the beaches to 71 to 75 farther inland and near higher coastal terrain.
TUESDAY NIGHT
Clear. Lows around 52.
WEDNESDAY
Sunny. Highs 70 to 73 at the beaches to 73 to 77 farther inland and near higher coastal terrain.
WEDNESDAY NIGHT
Clear. Lows around 54.
THURSDAY
Sunny. Highs 71 to 76.
THURSDAY NIGHT
Clear. Lows around 54.
FRIDAY
Sunny. Highs 70 to 75.

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  1/10/2026
Saturday
10 JAN 2026
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 10 AM 62° 61° Clear 0%

0% Thunder
( 0% severe)
NE   10 24% 25°
High 69° COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 1 PM 68° 68° Clear NE   10 20% 26°
Clear



COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 4 PM 68° 68° Clear 0%

0% Thunder
( 0% severe)
NNE   8 23% 29°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 7 PM 61° 60° Clear NE   8 29% 29°
Sunday
11 JAN 2026
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 10 PM 57° 55° Clear 0%

0% Thunder
( 0% severe)
NE   8 33% 28°
Low 49° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 1 AM 54° 52° Clear NNE   8 36% 28°
High 72° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 4 AM 52° 49° Clear 0%

0% Thunder
( 0% severe)
NNE   8 39% 28°

Clear



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 7 AM 53° 50° Clear N   8 38% 28°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 10 AM 63° 62° Clear 0%

0% Thunder
( 0% severe)
NE   9 30% 31°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 1 PM 70° 70° Partly Cloudy NE   9 24% 32°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 4 PM 70° 70° Clear 0%

0% Thunder
( 0% severe)
NNE   7 26% 34°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 7 PM 62° 62° Clear NNE   7 35% 34°
Monday
12 JAN 2026
COSTA MESA, CA 92626 weather forecast Day 3, 0 hours 10 PM 58° 56° Clear 0%

0% Thunder
( 0% severe)
NE   8 39% 33°
Low 50° COSTA MESA, CA 92626 weather forecast Day 3, 3 hours 1 AM 54° 52° Clear NE   7 45% 33°
High 73° COSTA MESA, CA 92626 weather forecast Day 3, 6 hours 4 AM 52° 50° Partly Cloudy 0%

0% Thunder
( 0% severe)
NE   7 48% 33°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 3, 9 hours 7 AM 52° 50° Partly Cloudy NE   7 50% 34°
COSTA MESA, CA 92626 weather forecast Day 3, 15 hours 10 AM 64° 64° Partly Cloudy 0%

0% Thunder
( 0% severe)
NE   7 35% 36°
COSTA MESA, CA 92626 weather forecast Day 3, 18 hours 1 PM 71° 71° Clear NNE   6 28% 36°
COSTA MESA, CA 92626 weather forecast Day 3, 21 hours 4 PM 70° 70° Clear     NNW   6 32% 39°

SANTA ANA, CA extended weather forecast

Tuesday
13 JAN 2026
Wednesday
14 JAN 2026
Thursday
15 JAN 2026
Friday
16 JAN 2026
Saturday
17 JAN 2026
Low 49° Low 51° Low 53° Low 52° Low 47°
High 77° High 78° High 76° High 74° High 72°
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
Clear
1% Rain
Clear
2% Rain
Clear
1% Rain
Clear
3% Rain
Clear
1% Rain
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