COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

12:53 AM PDT JUL 2, 2026
Overcast
66°F
Feels Like: 66°F
Dewpoint: 57°F
Rel. Hum.: 73%
Visibility: 10 miles
Wind: NW at 3 mph
Pressure: 29.93 inches
Last 72 hours

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COSTA MESA, CA 92626
Weather Forecast

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TODAY
Mostly cloudy this morning...becoming mostly sunny. Highs 68 to 72 at the beaches to 72 to 75 farther inland and near higher coastal terrain. Areas of winds southwest to 10 mph becoming west 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.
FRIDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 70 to 73 at the beaches to 74 to 77 farther inland and near higher coastal terrain. Areas of winds west to 10 mph.
FRIDAY NIGHT
Partly cloudy. Lows 58 to 62. Areas of winds west 10 mph in the evening becoming light.
INDEPENDENCE DAY
Mostly cloudy in the morning...becoming partly cloudy. Highs 70 to 73 at the beaches to 74 to 77 farther inland and near higher coastal terrain. Light winds becoming west 10 to 15 mph in the afternoon.
SATURDAY NIGHT
Partly cloudy. Patchy fog overnight. Lows 60 to 63.
SUNDAY
Mostly cloudy with patchy fog in the morning...becoming partly cloudy. Highs around 71 at the beaches to 73 to 77 farther inland and near higher coastal terrain.
SUNDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 59 to 63.
MONDAY
Mostly cloudy in the morning...becoming partly cloudy. Highs 69 to 73 at the beaches to 72 to 77 farther inland and near higher coastal terrain.
MONDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 59 to 63.
TUESDAY
Partly cloudy. Highs 70 to 74 at the beaches to 74 to 78 farther inland and near higher coastal terrain.
TUESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 60 to 64.
WEDNESDAY
Partly cloudy. Highs 72 to 75 at the beaches to 75 to 80 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 PM PDT  7/ 1/2026
Thursday
2 JUL 2026
COSTA MESA, CA 92626 weather forecast Day 1, 0 hours 11 PM 63° 64° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   5 81% 57°
Low 60° COSTA MESA, CA 92626 weather forecast Day 1, 3 hours 2 AM 61° 62° Mostly Cloudy   CALM 84% 56°
High 73° COSTA MESA, CA 92626 weather forecast Day 1, 6 hours 5 AM 61° 62° Mostly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 84% 56°

Decreasing Clouds



COSTA MESA, CA 92626 weather forecast Day 1, 9 hours 8 AM 64° 66° Mostly Cloudy   CALM 75% 56°
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 11 AM 69° 69° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   7 63% 56°
COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 2 PM 73° 73° Clear SW   12 55% 56°
COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 5 PM 72° 72° Clear 0%

0% Thunder
( 0% severe)
WSW   10 55% 55°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 8 PM 66° 66° Clear WSW   9 70% 56°
Friday
3 JUL 2026
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 11 PM 63° 64° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   5 81% 57°
Low 61° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 2 AM 62° 63° Partly Cloudy SW   2 81% 56°
High 74° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 5 AM 61° 62° Mostly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 84% 56°

Mostly Cloudy



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 8 AM 64° 66° Mostly Cloudy   CALM 75% 56°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 11 AM 71° 71° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   7 59% 56°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 2 PM 74° 74° Partly Cloudy WSW   12 53% 56°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 5 PM 73° 73° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   12 55% 56°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 8 PM 67° 67° Partly Cloudy WSW   9 70% 57°

SANTA ANA, CA extended weather forecast

Saturday
4 JUL 2026
Sunday
5 JUL 2026
Monday
6 JUL 2026
Tuesday
7 JUL 2026
Wednesday
8 JUL 2026
Low 62° Low 63° Low 65° Low 65° Low 66°
High 75° High 77° High 75° High 77° High 79°
COSTA MESA, CA 92626 weather forecast Day 3 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
Partly Cloudy
2% Rain
Overcast
Mostly Cloudy
2% Rain
Overcast
2% Rain
Mostly Cloudy
2% Rain
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