COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

12:53 PM PDT OCT 1, 2025
Clear
75°F
Feels Like: 75°F
Dewpoint: 61°F
Rel. Hum.: 62%
Visibility: 10 miles
Wind: SSW at 8 mph
Pressure: 30.00 inches
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COSTA MESA, CA 92626
Weather Forecast

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Snow Depth pages
TODAY
Partly cloudy this morning...becoming mostly sunny. Highs 71 to 74 at the beaches to 74 to 78 farther inland and near higher coastal terrain. Light winds becoming west 10 to 15 mph with gusts to 25 mph this afternoon.
TONIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 57 to 61. Areas of winds west 10 to 15 mph in the evening becoming light.
THURSDAY
Partly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs 70 to 73 at the beaches to 74 to 77 farther inland and near higher coastal terrain. Light winds becoming southwest 10 mph in the afternoon.
THURSDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 59 to 64. Areas of winds west 10 mph in the evening becoming light.
FRIDAY
Mostly cloudy in the morning...becoming partly cloudy. Highs 69 to 73 at the beaches to 74 to 77 farther inland and near higher coastal terrain. Areas of winds southeast 10 mph becoming southwest with gusts to 25 mph in the afternoon.
FRIDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows around 60.
SATURDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 70 to 73 at the beaches to 75 to 78 farther inland and near higher coastal terrain.
SATURDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 58 to 62.
SUNDAY
Partly cloudy. Highs 69 to 72 at the beaches to 75 farther inland and near higher coastal terrain.
SUNDAY NIGHT
Partly cloudy. Lows 59 to 63.
MONDAY
Mostly cloudy in the morning...becoming partly cloudy. Highs around 70 at the beaches to 72 farther inland and near higher coastal terrain.
MONDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows around 60.
TUESDAY
Patchy fog in the morning. Partly cloudy. Highs around 70 at the beaches to 73 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  5:00 AM PDT 10/ 1/2025
Wednesday
1 OCT 2025
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 11 AM 72° 72° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SW   3 66% 60°
High 75° COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 2 PM 74° 74° Clear WSW   9 62% 60°
Decreasing Clouds



COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 5 PM 73° 73° Clear 0%

0% Thunder
( 0% severe)
WSW   10 62% 59°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 8 PM 68° 68° Clear WSW   7 76% 60°
Thursday
2 OCT 2025
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 11 PM 66° 66° Partly Cloudy 0%

0% Thunder
( 0% severe)
W   6 84% 61°
Low 62° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 2 AM 64° 65° Partly Cloudy SSE   3 87% 60°
High 75° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 5 AM 64° 66° Partly Cloudy 0%

0% Thunder
( 0% severe)
SE   2 87% 60°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 8 AM 64° 66° Mostly Cloudy SE   2 87% 60°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 11 AM 71° 71° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   3 66% 59°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 2 PM 73° 73° Clear WSW   8 59% 58°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 5 PM 72° 72° Clear 0%

0% Thunder
( 0% severe)
WSW   8 64% 59°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 8 PM 67° 67° Partly Cloudy WSW   5 81% 61°
Friday
3 OCT 2025
COSTA MESA, CA 92626 weather forecast Day 3, 0 hours 11 PM 67° 67° Partly Cloudy 1%

0% Thunder
( 0% severe)
SSW   6 84% 62°
Low 65° COSTA MESA, CA 92626 weather forecast Day 3, 3 hours 2 AM 67° 67° Mostly Cloudy S   5 84% 62°
High 74° COSTA MESA, CA 92626 weather forecast Day 3, 6 hours 5 AM 66° 66° Mostly Cloudy 0%

0% Thunder
( 0% severe)
S   5 87% 62°

Decreasing Clouds



COSTA MESA, CA 92626 weather forecast Day 3, 9 hours 8 AM 66° 66° Mostly Cloudy S   5 84% 61°
COSTA MESA, CA 92626 weather forecast Day 3, 15 hours 11 AM 70° 70° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SSW   6 71% 60°
COSTA MESA, CA 92626 weather forecast Day 3, 18 hours 2 PM 72° 72° Clear SW   10 64% 59°
COSTA MESA, CA 92626 weather forecast Day 3, 21 hours 5 PM 71° 71° Clear     WSW   12 63% 58°

SANTA ANA, CA extended weather forecast

Saturday
4 OCT 2025
Sunday
5 OCT 2025
Monday
6 OCT 2025
Tuesday
7 OCT 2025
Wednesday
8 OCT 2025
Low 60° Low 61° Low 64° Low 61° Low 63°
High 78° High 75° High 74° High 76° High 79°
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
5% Rain
Mostly Cloudy
8% Rain
Overcast
26% Rain
Partly Cloudy
12% Rain
Partly Cloudy
7% Rain
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