COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

9:53 AM PST JAN 7, 2026
Broken Clouds
57°F
Feels Like: 57°F
Dewpoint: 52°F
Rel. Hum.: 83%
Visibility: 10 miles
Wind: Calm
Pressure: 29.97 inches
Last 72 hours

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COSTA MESA, CA 92626
Weather Forecast

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TODAY
Partly cloudy. A slight chance of showers this morning. Highs 62 to 65. Light winds becoming west 10 to 15 mph this afternoon. Chance of measurable precipitation 20 percent.
TONIGHT
Partly cloudy. Lows 47 to 51. Areas of winds northwest 10 mph.
THURSDAY
Partly cloudy in the morning...becoming sunny. Highs 61 to 64. Areas of winds northwest 10 to 15 mph with gusts to 30 mph.
THURSDAY NIGHT
Mostly clear. Lows 45 to 48. Areas of winds northeast 10 to 15 mph with gusts to 30 mph...becoming 15 to 25 mph with gusts to 40 mph overnight.
FRIDAY
Mostly sunny. Highs 63 to 66. Areas of winds northeast 10 to 15 mph. Gusts to 25 mph in the morning.
FRIDAY NIGHT
Mostly clear. Lows 46 to 49.
SATURDAY
Mostly sunny. Highs 66 to 69.
SATURDAY NIGHT
Mostly clear. Lows around 50.
SUNDAY
Mostly sunny in the morning...becoming partly cloudy. Highs around 68 at the beaches to 69 to 72 farther inland and near higher coastal terrain.
SUNDAY NIGHT
Partly cloudy. Lows around 51.
MONDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 68 to 72.
MONDAY NIGHT
Mostly clear. Lows around 52.
TUESDAY
Mostly sunny. Highs around 70 at the beaches to 71 to 74 farther inland and near higher coastal terrain.

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/ 7/2026
Wednesday
7 JAN 2026
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 10 AM 59° 60° Partly Cloudy 2%

0% Thunder
( 1% severe)
WNW   2 78% 52°
High 64° COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 1 PM 63° 63° Partly Cloudy WSW   7 67% 52°
Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 4 PM 63° 62° Clear 1%

0% Thunder
( 1% severe)
WSW   9 67% 52°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 7 PM 58° 57° Partly Cloudy SW   6 83% 53°
Thursday
8 JAN 2026
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 10 PM 56° 56° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   3 83% 51°
Low 50° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 1 AM 54° 54° Partly Cloudy W   2 86% 50°
High 62° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 4 AM 52° 52° Partly Cloudy 0%

0% Thunder
( 1% severe)
SW   2 86% 48°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 7 AM 51° 50° Partly Cloudy WNW   5 83% 46°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 10 AM 56° 54° Partly Cloudy 0%

0% Thunder
( 0% severe)
WNW   8 64% 44°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 1 PM 60° 58° Clear WNW   12 44% 38°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 4 PM 61° 60° Clear 0%

0% Thunder
( 0% severe)
WNW   9 42% 38°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 7 PM 56° 54° Clear N   8 51% 38°
Friday
9 JAN 2026
COSTA MESA, CA 92626 weather forecast Day 3, 0 hours 10 PM 52° 50° Clear 0%

0% Thunder
( 0% severe)
NE   7 48% 33°
Low 45° COSTA MESA, CA 92626 weather forecast Day 3, 3 hours 1 AM 49° 45° Clear NE   8 48% 30°
High 64° COSTA MESA, CA 92626 weather forecast Day 3, 6 hours 4 AM 48° 44° Partly Cloudy 0%

0% Thunder
( 0% severe)
NE   9 45% 28°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 3, 9 hours 7 AM 48° 44° Partly Cloudy NE   9 43% 27°
COSTA MESA, CA 92626 weather forecast Day 3, 15 hours 10 AM 56° 53° Partly Cloudy 0%

0% Thunder
( 0% severe)
NE   10 32% 27°
COSTA MESA, CA 92626 weather forecast Day 3, 18 hours 1 PM 62° 61° Partly Cloudy NE   9 26% 27°
COSTA MESA, CA 92626 weather forecast Day 3, 21 hours 4 PM 62° 62° Clear     NNE   7 30% 30°

SANTA ANA, CA extended weather forecast

Saturday
10 JAN 2026
Sunday
11 JAN 2026
Monday
12 JAN 2026
Tuesday
13 JAN 2026
Wednesday
14 JAN 2026
Low 46° Low 48° Low 51° Low 50° Low 50°
High 73° High 75° High 76° High 75° High 74°
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
2% Rain
Clear
2% Rain
Clear
1% Rain
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