COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

9:53 AM PDT JUN 3, 2026
Overcast
64°F
Feels Like: 64°F
Dewpoint: 57°F
Rel. Hum.: 78%
Visibility: 10 miles
Wind: SSW at 7 mph
Pressure: 29.99 inches
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COSTA MESA, CA 92626
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly cloudy this morning...becoming partly cloudy. Highs around 70 at the beaches to 73 to 77 farther inland and near higher coastal terrain. Light winds becoming southwest 10 mph this afternoon.
TONIGHT
Partly cloudy in the evening...becoming cloudy overnight with patchy fog. Lows 57 to 61. Areas of winds south 10 mph.
THURSDAY
Partly cloudy with patchy fog in the morning... Becoming mostly sunny. Highs 69 to 72 at the beaches to 74 to 79 farther inland and near higher coastal terrain. Areas of winds south to 10 mph.
THURSDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows around 60. Areas of winds south 10 mph in the evening becoming light.
FRIDAY
Mostly cloudy with patchy fog in the morning...becoming partly cloudy. Highs 71 to 74 at the beaches to 74 to 78 farther inland and near higher coastal terrain. Areas of winds south to 10 mph.
FRIDAY NIGHT
Partly cloudy in the evening...becoming mostly cloudy. Lows around 60.
SATURDAY
Cloudy in the morning...becoming partly cloudy. Highs around 71 at the beaches to 72 to 76 farther inland and near higher coastal terrain.
SATURDAY NIGHT
Partly cloudy. Lows around 60.
SUNDAY
Mostly cloudy in the morning...becoming partly cloudy. Highs 69 to 74.
SUNDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows around 60.
MONDAY
Partly cloudy. Highs 69 to 72 at the beaches to 72 to 76 farther inland and near higher coastal terrain.
MONDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows around 60.
TUESDAY
Partly cloudy. Highs 71 to 74 at the beaches to 74 to 78 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  6/ 3/2026
Wednesday
3 JUN 2026
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 11 AM 71° 71° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   7 61% 57°
High 76° COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 2 PM 75° 75° Partly Cloudy WSW   10 55% 58°
Partly Cloudy



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

0% Thunder
( 0% severe)
SW   8 62% 59°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 8 PM 67° 67° Partly Cloudy SSW   7 87% 63°
Thursday
4 JUN 2026
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 11 PM 64° 64° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   7 84% 59°
Low 62° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 2 AM 63° 64° Mostly Cloudy SSE   5 87% 59°
High 77° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 5 AM 62° 63° Mostly Cloudy 0%

0% Thunder
( 0% severe)
SE   2 87% 58°

Decreasing Clouds



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 8 AM 65° 65° Mostly Cloudy   CALM 78% 58°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 11 AM 74° 74° Partly Cloudy 1%

0% Thunder
( 0% severe)
SW   7 59% 59°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 2 PM 76° 78° Clear SSW   10 58% 60°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 5 PM 75° 75° Clear 1%

0% Thunder
( 0% severe)
SSW   9 62% 61°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 8 PM 68° 68° Partly Cloudy SSW   7 90% 65°
Friday
5 JUN 2026
COSTA MESA, CA 92626 weather forecast Day 3, 0 hours 11 PM 64° 65° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   5 87% 60°
Low 62° COSTA MESA, CA 92626 weather forecast Day 3, 3 hours 2 AM 63° 64° Partly Cloudy   CALM 87% 59°
High 76° COSTA MESA, CA 92626 weather forecast Day 3, 6 hours 5 AM 62° 63° Partly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 90% 59°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 3, 9 hours 8 AM 65° 65° Mostly Cloudy S   2 81% 59°
COSTA MESA, CA 92626 weather forecast Day 3, 15 hours 11 AM 73° 73° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSW   9 59% 58°
COSTA MESA, CA 92626 weather forecast Day 3, 18 hours 2 PM 75° 75° Clear SSW   12 58% 59°
COSTA MESA, CA 92626 weather forecast Day 3, 21 hours 5 PM 73° 73° Clear     SSW   9 64% 60°

SANTA ANA, CA extended weather forecast

Saturday
6 JUN 2026
Sunday
7 JUN 2026
Monday
8 JUN 2026
Tuesday
9 JUN 2026
Wednesday
10 JUN 2026
Low 64° Low 63° Low 62° Low 64° Low 64°
High 74° High 74° High 73° High 74° 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
5% Rain
Mostly Cloudy
3% Rain
Overcast
8% Rain
Mostly Cloudy
11% Rain
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