COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

5:53 PM PST NOV 21, 2025
Broken Clouds
61°F
Feels Like: 61°F
Dewpoint: 55°F
Rel. Hum.: 81%
Visibility: 10 miles
Wind: Calm
Pressure: 29.95 inches
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COSTA MESA, CA 92626
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy this evening...becoming mostly cloudy. A slight chance of showers. Lows 51 to 54. Areas of winds northeast to 10 mph. Chance of measurable precipitation 20 percent.
SATURDAY
Mostly cloudy with a slight chance of showers in the morning, then partly cloudy in the afternoon. Highs around 70. Areas of winds northeast 10 to 15 mph...becoming to 10 mph in the afternoon. Chance of measurable precipitation 20 percent.
SATURDAY NIGHT
Mostly clear. Lows 50 to 54. Light winds.
SUNDAY
Mostly sunny. Highs 64 to 68. Light winds.
SUNDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 50 to 53. Light winds.
MONDAY
Partly cloudy in the morning...becoming mostly sunny. Highs around 63 at the beaches to 65 to 68 farther inland and near higher coastal terrain.
MONDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 49 to 52.
TUESDAY
Partly cloudy in the morning...becoming mostly sunny. Highs around 67 at the beaches to 69 to 72 farther inland and near higher coastal terrain.
TUESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows around 53.
WEDNESDAY
Partly cloudy in the morning...becoming mostly sunny. Highs around 70 at the beaches to 72 to 75 farther inland and near higher coastal terrain.
WEDNESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 54 to 57.
THANKSGIVING DAY
Partly cloudy. Highs around 70 at the beaches to 73 farther inland and near higher coastal terrain.
THURSDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 53 to 56.

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 11/21/2025
Friday
21 NOV 2025
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 10 AM 59° 57° Mostly Cloudy 16%
RAIN
<.01 in
0% Thunder
( 7% severe)
ESE   13 78% 52°
High 63° COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 1 PM 62° 61° Mostly Cloudy SE   10 67% 51°
Mostly Cloudy



COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 4 PM 62° 62° Mostly Cloudy 12%
RAIN
<.01 in
0% Thunder
( 2% severe)
SSE   6 70% 52°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 7 PM 59° 58° Partly Cloudy NNE   7 78% 52°
Saturday
22 NOV 2025
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 10 PM 58° 56° Partly Cloudy 13%
RAIN
<.01 in
0% Thunder
( 0% severe)
ENE   10 72% 49°
Low 55° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 1 AM 57° 55° Partly Cloudy NE   8 72% 48°
High 68° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 4 AM 56° 54° Mostly Cloudy 10%
RAIN
<.01 in
0% Thunder
( 0% severe)
NNE   7 72% 47°

Mostly Cloudy



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 7 AM 57° 56° Mostly Cloudy NNE   7 72% 48°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 10 AM 62° 61° Mostly Cloudy 5%

0% Thunder
( 0% severe)
NE   8 60% 48°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 1 PM 66° 66° Partly Cloudy NE   7 54% 49°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 4 PM 66° 66° Partly Cloudy 1%

0% Thunder
( 0% severe)
NNE   6 56% 50°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 7 PM 62° 62° Clear NW   5 70% 52°
Sunday
23 NOV 2025
COSTA MESA, CA 92626 weather forecast Day 3, 0 hours 10 PM 59° 59° Clear 0%

0% Thunder
( 0% severe)
ENE   5 75% 51°
Low 54° COSTA MESA, CA 92626 weather forecast Day 3, 3 hours 1 AM 57° 57° Clear E   3 80% 51°
High 66° COSTA MESA, CA 92626 weather forecast Day 3, 6 hours 4 AM 56° 56° Clear 0%

0% Thunder
( 0% severe)
E   3 80% 50°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 3, 9 hours 7 AM 55° 54° Partly Cloudy E   5 83% 50°
COSTA MESA, CA 92626 weather forecast Day 3, 15 hours 10 AM 62° 62° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSE   5 72% 53°
COSTA MESA, CA 92626 weather forecast Day 3, 18 hours 1 PM 66° 66° Clear S   5 65% 54°
COSTA MESA, CA 92626 weather forecast Day 3, 21 hours 4 PM 65° 65° Clear     SSW   3 70% 55°

SANTA ANA, CA extended weather forecast

Monday
24 NOV 2025
Tuesday
25 NOV 2025
Wednesday
26 NOV 2025
Thursday
27 NOV 2025
Friday
28 NOV 2025
Low 53° Low 52° Low 53° Low 52° Low 52°
High 68° High 73° High 77° High 76° 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
Partly Cloudy
6% Rain
Partly Cloudy
6% Rain
Clear
4% Rain
Clear
3% Rain
Partly Cloudy
8% Rain
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