COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

11:53 AM PDT JUN 6, 2026
Overcast
66°F
Feels Like: 66°F
Dewpoint: 59°F
Rel. Hum.: 78%
Visibility: 10 miles
Wind: SW at 5 mph
Pressure: 29.88 inches
Last 72 hours

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COSTA MESA, CA 92626
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy. Lows 56 to 60. Areas of winds south 10 mph this evening becoming light.
SUNDAY
Mostly cloudy in the morning...becoming mostly sunny. Highs around 70 at the beaches to 71 to 75 farther inland and near higher coastal terrain. Areas of winds south to 10 mph.
SUNDAY NIGHT
Partly cloudy in the evening...becoming mostly cloudy. Lows 56 to 60. Areas of winds southwest 10 mph in the evening becoming light.
MONDAY
Mostly cloudy in the morning...becoming partly cloudy. Highs 69 to 72 at the beaches to 72 to 76 farther inland and near higher coastal terrain. Areas of winds south to 10 mph.
MONDAY NIGHT
Partly cloudy. Patchy fog overnight. Lows 57 to 61. Areas of winds southwest 10 mph in the evening becoming light.
TUESDAY
Patchy fog in the morning. Partly cloudy. Highs 70 to 73 at the beaches to 73 to 77 farther inland and near higher coastal terrain.
TUESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 60 to 63.
WEDNESDAY
Partly cloudy. Highs 72 to 77.
WEDNESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 59 to 63.
THURSDAY
Partly cloudy. Highs around 73 at the beaches to 74 to 79 farther inland and near higher coastal terrain.
THURSDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 60 to 63.
FRIDAY
Partly cloudy. Highs 73 to 78.
FRIDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 60 to 64.

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  6/ 6/2026
Saturday
6 JUN 2026
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 11 AM 70° 70° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SSW   8 66% 58°
High 73° COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 2 PM 72° 72° Partly Cloudy SSW   10 64% 59°
Mostly Cloudy



COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 5 PM 70° 70° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SSW   8 68% 59°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 8 PM 65° 65° Mostly Cloudy SSW   7 78% 58°
Sunday
7 JUN 2026
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 11 PM 63° 63° Mostly Cloudy 0%

0% Thunder
( 0% severe)
S   6 84% 58°
Low 61° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 2 AM 62° 63° Mostly Cloudy SSE   3 84% 57°
High 72° COSTA MESA, CA 92626 weather forecast Day 2, 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 2, 9 hours 8 AM 64° 66° Mostly Cloudy SSE   1 75% 56°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 11 AM 70° 70° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSW   8 61% 56°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 2 PM 72° 72° Clear SW   10 59% 57°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 5 PM 71° 71° Clear 0%

0% Thunder
( 0% severe)
SW   9 63% 58°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 8 PM 65° 65° Partly Cloudy SW   8 78% 58°
Monday
8 JUN 2026
COSTA MESA, CA 92626 weather forecast Day 3, 0 hours 11 PM 63° 64° Mostly Cloudy 0%

0% Thunder
( 0% severe)
S   3 84% 58°
Low 61° COSTA MESA, CA 92626 weather forecast Day 3, 3 hours 2 AM 62° 63° Mostly Cloudy SSE   3 84% 57°
High 73° COSTA MESA, CA 92626 weather forecast Day 3, 6 hours 5 AM 61° 62° Mostly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 87% 57°

Mostly Cloudy



COSTA MESA, CA 92626 weather forecast Day 3, 9 hours 8 AM 64° 66° Mostly Cloudy SSE   2 78% 57°
COSTA MESA, CA 92626 weather forecast Day 3, 15 hours 11 AM 70° 70° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSW   8 63% 57°
COSTA MESA, CA 92626 weather forecast Day 3, 18 hours 2 PM 73° 73° Partly Cloudy SW   10 57% 57°
COSTA MESA, CA 92626 weather forecast Day 3, 21 hours 5 PM 72° 72° Partly Cloudy     SW   9 59% 57°

SANTA ANA, CA extended weather forecast

Tuesday
9 JUN 2026
Wednesday
10 JUN 2026
Thursday
11 JUN 2026
Friday
12 JUN 2026
Saturday
13 JUN 2026
Low 65° Low 66° Low 66° Low 66° Low 64°
High 78° High 76° High 75° High 76° High 75°
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
Overcast
2% Rain
Overcast
3% Rain
Overcast
6% Rain
Overcast
4% Rain
Mostly Cloudy
7% Rain
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