COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

11:53 PM PDT MAY 26, 2026
Broken Clouds
61°F
Feels Like: 61°F
Dewpoint: 52°F
Rel. Hum.: 72%
Visibility: 10 miles
Wind: SW at 5 mph
Pressure: 29.81 inches
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COSTA MESA, CA 92626
Weather Forecast

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TONIGHT
Partly cloudy this evening, then mostly cloudy with patchy drizzle overnight. Lows 53 to 57. Areas of winds west 10 to 15 mph with gusts to 25 mph becoming south overnight.
WEDNESDAY
Mostly cloudy with patchy drizzle in the morning, then partly cloudy in the afternoon. Highs 64 to 68. Areas of winds south 10 to 15 mph. Gusts to 25 mph in the afternoon.
WEDNESDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with patchy drizzle overnight. Lows 52 to 56. Areas of winds west 10 to 15 mph with gusts to 25 mph in the evening becoming light.
THURSDAY
Mostly cloudy with patchy drizzle in the morning, then partly cloudy in the afternoon. Highs 66 to 70. Light winds becoming southwest 10 to 15 mph with gusts to 25 mph in the afternoon.
THURSDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 53 to 57. Areas of winds west 10 to 15 mph. Gusts to 25 mph in the evening.
FRIDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 67 to 71.
FRIDAY NIGHT
Mostly clear. Lows 54 to 57.
SATURDAY
Partly cloudy in the morning...becoming mostly sunny. Highs around 68 at the beaches to 69 to 72 farther inland and near higher coastal terrain.
SATURDAY NIGHT
Mostly clear. Lows 55 to 59.
SUNDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 70 to 75.
SUNDAY NIGHT
Mostly clear. Lows around 60.
MONDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 70 to 75.
MONDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows around 60.

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  5/26/2026
Wednesday
27 MAY 2026
COSTA MESA, CA 92626 weather forecast Day 1, 0 hours 11 PM 59° 57° Mostly Cloudy 3%

0% Thunder
( 3% severe)
WSW   9 78% 52°
Low 57° COSTA MESA, CA 92626 weather forecast Day 1, 3 hours 2 AM 58° 57° Mostly Cloudy SSW   7 80% 52°
High 67° COSTA MESA, CA 92626 weather forecast Day 1, 6 hours 5 AM 58° 57° Mostly Cloudy 9%

0% Thunder
( 4% severe)
S   7 80% 52°

Mostly Cloudy



COSTA MESA, CA 92626 weather forecast Day 1, 9 hours 8 AM 61° 60° Partly Cloudy SSW   9 72% 52°
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 11 AM 64° 63° Mostly Cloudy 4%

0% Thunder
( 3% severe)
SSW   13 65% 52°
COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 2 PM 67° 67° Partly Cloudy SW   14 56% 51°
COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 5 PM 65° 65° Partly Cloudy 1%

0% Thunder
( 3% severe)
SW   12 54% 48°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 8 PM 61° 60° Partly Cloudy WSW   10 58% 46°
Thursday
28 MAY 2026
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 11 PM 59° 58° Mostly Cloudy 14%
RAIN
<.01 in
0% Thunder
( 2% severe)
W   6 78% 52°
Low 55° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 2 AM 57° 58° Mostly Cloudy   CALM 83% 52°
High 68° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 5 AM 55° 55° Partly Cloudy 8%

0% Thunder
( 2% severe)
  CALM 90% 52°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 8 AM 60° 61° Mostly Cloudy   CALM 75% 52°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 11 AM 64° 64° Partly Cloudy 1%

0% Thunder
( 1% severe)
SW   8 63% 51°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 2 PM 68° 68° Clear SW   12 54% 51°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 5 PM 66° 66° Clear 1%

0% Thunder
( 1% severe)
WSW   12 56% 50°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 8 PM 61° 60° Partly Cloudy W   10 62% 48°

SANTA ANA, CA extended weather forecast

Friday
29 MAY 2026
Saturday
30 MAY 2026
Sunday
31 MAY 2026
Monday
1 JUN 2026
Tuesday
2 JUN 2026
Low 61° Low 61° Low 61° Low 62° Low 62°
High 72° High 73° High 73° High 75° 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
36% Rain
Partly Cloudy
4% Rain
Partly Cloudy
3% Rain
Partly Cloudy
1% Rain
Mostly Cloudy
2% Rain
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