COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

11:53 PM PDT APR 8, 2026
Clear
64°F
Feels Like: 65°F
Dewpoint: 57°F
Rel. Hum.: 78%
Visibility: 10 miles
Wind: SSW at 3 mph
Pressure: 29.93 inches
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COSTA MESA, CA 92626
Weather Forecast

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TONIGHT
Mostly clear this evening...becoming partly cloudy. Patchy fog overnight. Lows around 57. Areas of winds south 10 mph.
THURSDAY
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. Areas of winds southeast 10 mph becoming southwest in the afternoon.
THURSDAY NIGHT
Partly cloudy. Lows 55 to 58. Areas of winds west 10 mph in the evening becoming light.
FRIDAY
Partly cloudy. Highs around 68 at the beaches to 71 to 74 farther inland and near higher coastal terrain. Light winds becoming southwest 10 to 15 mph in the afternoon.
FRIDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a chance of showers overnight. Lows 54 to 57. Areas of winds west 10 mph. Chance of measurable precipitation 50 percent.
SATURDAY
Partly cloudy with a chance of showers and a slight chance of thunderstorms. Highs 64 to 67 at the beaches to 69 farther inland and near higher coastal terrain.
SATURDAY NIGHT
Partly cloudy. A slight chance of showers in the evening, then a chance of showers overnight. Lows 52 to 55.
SUNDAY
Mostly cloudy in the morning...becoming partly cloudy. A chance of showers. Highs 63 to 67.
SUNDAY NIGHT
Partly cloudy with a slight chance of showers. Lows around 50.
MONDAY
Mostly sunny. Highs 63 to 66 at the beaches to 68 farther inland and near higher coastal terrain.
MONDAY NIGHT
Mostly clear. Lows 49 to 52.
TUESDAY
Mostly sunny. Highs around 69 at the beaches to 71 to 74 farther inland and near higher coastal terrain.
TUESDAY NIGHT
Partly cloudy. Lows around 53.

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  4/ 8/2026
Thursday
9 APR 2026
COSTA MESA, CA 92626 weather forecast Day 1, 0 hours 11 PM 63° 64° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSE   3 84% 58°
Low 58° COSTA MESA, CA 92626 weather forecast Day 1, 3 hours 2 AM 62° 63° Mostly Cloudy ESE   3 87% 58°
High 74° COSTA MESA, CA 92626 weather forecast Day 1, 6 hours 5 AM 59° 60° Mostly Cloudy 0%

0% Thunder
( 0% severe)
E   1 93% 57°

Mostly Cloudy



COSTA MESA, CA 92626 weather forecast Day 1, 9 hours 8 AM 62° 63° Mostly Cloudy ESE   2 84% 57°
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 11 AM 70° 70° Partly Cloudy 1%

0% Thunder
( 0% severe)
S   6 66% 58°
COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 2 PM 72° 72° Mostly Cloudy SW   10 61% 58°
COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 5 PM 71° 71° Mostly Cloudy 1%

0% Thunder
( 0% severe)
WSW   10 59% 56°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 8 PM 66° 66° Mostly Cloudy WSW   7 73% 57°
Friday
10 APR 2026
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 11 PM 63° 64° Partly Cloudy 2%

0% Thunder
( 0% severe)
SW   3 87% 59°
Low 59° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 2 AM 61° 62° Partly Cloudy WSW   1 90% 58°
High 72° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 5 AM 59° 60° Mostly Cloudy 2%

0% Thunder
( 0% severe)
  CALM 96% 58°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 8 AM 61° 62° Partly Cloudy   CALM 87% 57°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 11 AM 68° 68° Partly Cloudy 2%

0% Thunder
( 3% severe)
SW   5 68% 57°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 2 PM 70° 70° Partly Cloudy WSW   10 61% 56°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 5 PM 69° 69° Partly Cloudy 7%

0% Thunder
( 6% severe)
WSW   10 59% 54°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 8 PM 65° 65° Partly Cloudy WSW   7 70% 55°

SANTA ANA, CA extended weather forecast

Saturday
11 APR 2026
Sunday
12 APR 2026
Monday
13 APR 2026
Tuesday
14 APR 2026
Wednesday
15 APR 2026
Low 60° Low 61° Low 54° Low 56° Low 58°
High 68° High 69° High 66° High 68° High 69°
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
Overcast
40% Rain
Overcast
81% Rain
Partly Cloudy
46% Rain
Partly Cloudy
13% Rain
Partly Cloudy
13% Rain
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