COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

1:53 PM PDT MAR 13, 2026
Scattered Clouds
84°F
Feels Like: 81°F
Dewpoint: 34°F
Rel. Hum.: 17%
Visibility: 10 miles
Wind: SW at 8 mph
Pressure: 29.94 inches
Last 72 hours

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COSTA MESA, CA 92626
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy. Patchy fog overnight. Lows around 57. Light winds.
SATURDAY
Patchy fog in the morning. Partly cloudy. Highs around 75 at the beaches to 78 to 82 farther inland and near higher coastal terrain. Light winds becoming south 10 mph in the afternoon.
SATURDAY NIGHT
Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows around 53. Light winds.
SUNDAY
Mostly cloudy with patchy fog in the morning...becoming mostly sunny. Highs 76 to 79 at the beaches to 81 to 85 farther inland and near higher coastal terrain. Light winds becoming west 10 mph in the afternoon.
SUNDAY NIGHT
Partly cloudy in the evening...becoming mostly clear. Lows 54 to 57. Light winds.
MONDAY
Partly cloudy. Highs 81 to 86 at the beaches to 87 to 92 farther inland and near higher coastal terrain.
MONDAY NIGHT
Mostly clear. Lows around 59.
TUESDAY
Mostly sunny. Highs 84 to 89 at the beaches to 90 to 95 farther inland and near higher coastal terrain.
TUESDAY NIGHT
Mostly clear. Lows around 60.
WEDNESDAY
Mostly sunny. Highs 82 to 86 at the beaches to 88 to 93 farther inland and near higher coastal terrain.
WEDNESDAY NIGHT
Mostly clear. Lows around 58.
THURSDAY
Partly cloudy in the morning...becoming mostly sunny. Highs 83 to 87 at the beaches to 88 to 93 farther inland and near higher coastal terrain.
THURSDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows around 59.

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  4:00 AM PST  3/13/2026
Friday
13 MAR 2026
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 10 AM 78° 78° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   1 30% 44°
High 85° COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 1 PM 84° 81° Partly Cloudy SW   6 22% 41°
Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 4 PM 82° 80° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   7 25% 43°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 7 PM 72° 72° Partly Cloudy SSW   2 44% 49°
Saturday
14 MAR 2026
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 10 PM 67° 67° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   1 54% 50°
Low 59° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 1 AM 63° 64° Mostly Cloudy   CALM 65% 51°
High 76° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 4 AM 60° 61° Partly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 72% 51°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 7 AM 60° 61° Partly Cloudy   CALM 67% 49°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 10 AM 71° 71° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   3 47% 50°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 1 PM 74° 74° Partly Cloudy SSW   8 44% 51°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 4 PM 71° 71° Clear 0%

0% Thunder
( 0% severe)
SSW   7 51% 52°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 7 PM 65° 65° Partly Cloudy S   3 70% 55°
Sunday
15 MAR 2026
COSTA MESA, CA 92626 weather forecast Day 3, 0 hours 10 PM 61° 62° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSE   3 84% 56°
Low 56° COSTA MESA, CA 92626 weather forecast Day 3, 3 hours 1 AM 59° 60° Partly Cloudy SE   1 87% 55°
High 80° COSTA MESA, CA 92626 weather forecast Day 3, 6 hours 4 AM 57° 58° Partly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 90% 54°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 3, 9 hours 7 AM 58° 59° Mostly Cloudy   CALM 80% 52°
COSTA MESA, CA 92626 weather forecast Day 3, 15 hours 10 AM 69° 69° Partly Cloudy 0%

0% Thunder
( 0% severe)
NW   2 55% 52°
COSTA MESA, CA 92626 weather forecast Day 3, 18 hours 1 PM 77° 78° Partly Cloudy W   8 39% 50°
COSTA MESA, CA 92626 weather forecast Day 3, 21 hours 4 PM 77° 78° Partly Cloudy     W   8 37% 49°

SANTA ANA, CA extended weather forecast

Monday
16 MAR 2026
Tuesday
17 MAR 2026
Wednesday
18 MAR 2026
Thursday
19 MAR 2026
Friday
20 MAR 2026
Low 60° Low 60° Low 63° Low 61° Low 58°
High 86° High 87° High 86° High 85° High 84°
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
Clear
1% Rain
Clear
2% Rain
Clear
2% Rain
Partly Cloudy
3% Rain
Clear
2% Rain
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