COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

8:53 PM PDT APR 27, 2026
Clear
61°F
Feels Like: 61°F
Dewpoint: 48°F
Rel. Hum.: 62%
Visibility: 10 miles
Wind: WSW at 6 mph
Pressure: 30.04 inches
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COSTA MESA, CA 92626
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy this evening...becoming mostly cloudy. Lows 49 to 53. Areas of winds west 10 to 15 mph with gusts to 25 mph this evening becoming light.
TUESDAY
Mostly cloudy in the morning...becoming mostly sunny. Highs around 67 at the beaches to 69 to 72 farther inland and near higher coastal terrain. Areas of winds southwest to 10 mph becoming west with gusts to 30 mph in the afternoon.
TUESDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 50 to 54. Areas of winds west 10 to 15 mph with gusts to 25 mph in the evening becoming light.
WEDNESDAY
Mostly cloudy in the morning...becoming partly cloudy. Highs 66 to 69 at the beaches to 69 to 73 farther inland and near higher coastal terrain. Areas of winds south to 10 mph becoming west with gusts to 30 mph in the afternoon.
WEDNESDAY NIGHT
Partly cloudy in the evening...becoming cloudy. Lows 53 to 56. Areas of winds west 10 to 15 mph with gusts to 25 mph in the evening becoming light.
THURSDAY
Cloudy in the morning...becoming partly cloudy. Highs around 68 at the beaches to 70 to 74 farther inland and near higher coastal terrain.
THURSDAY NIGHT
Mostly clear. Lows 52 to 56.
FRIDAY
Partly cloudy in the morning...becoming mostly sunny. Highs around 71 at the beaches to 73 to 76 farther inland and near higher coastal terrain.
FRIDAY NIGHT
Mostly clear. Lows 54 to 57.
SATURDAY
Partly cloudy. Highs 70 to 73 at the beaches to 75 to 78 farther inland and near higher coastal terrain.
SATURDAY NIGHT
Partly cloudy. Lows 54 to 57.
SUNDAY
Partly cloudy. Highs around 70 at the beaches to 72 to 76 farther inland and near higher coastal terrain.
SUNDAY NIGHT
Partly cloudy. Lows 53 to 56.

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  4/27/2026
Monday
27 APR 2026
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 11 AM 63° 63° Partly Cloudy 2%

0% Thunder
( 0% severe)
WSW   8 54% 46°
High 67° COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 2 PM 66° 66° Clear WSW   13 47% 45°
Clear



COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 5 PM 65° 65° Clear 0%

0% Thunder
( 0% severe)
WSW   12 46% 44°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 8 PM 62° 61° Clear W   9 58% 47°
Tuesday
28 APR 2026
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 11 PM 59° 58° Clear 0%

0% Thunder
( 0% severe)
SW   6 72% 50°
Low 54° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 2 AM 57° 58° Partly Cloudy SSE   2 75% 49°
High 70° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 5 AM 55° 55° Partly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 80% 49°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 8 AM 59° 60° Partly Cloudy   CALM 69% 49°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 11 AM 65° 65° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   5 56% 49°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 2 PM 68° 68° Clear WSW   10 53% 50°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 5 PM 69° 69° Clear 0%

0% Thunder
( 0% severe)
W   12 49% 49°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 8 PM 63° 63° Partly Cloudy W   7 65% 51°
Wednesday
29 APR 2026
COSTA MESA, CA 92626 weather forecast Day 3, 0 hours 11 PM 60° 61° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   3 78% 53°
Low 56° COSTA MESA, CA 92626 weather forecast Day 3, 3 hours 2 AM 58° 59° Partly Cloudy SSW   1 83% 53°
High 70° COSTA MESA, CA 92626 weather forecast Day 3, 6 hours 5 AM 57° 58° Partly Cloudy 1%

0% Thunder
( 0% severe)
  CALM 86% 53°

Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 3, 9 hours 8 AM 60° 61° Partly Cloudy   CALM 78% 53°
COSTA MESA, CA 92626 weather forecast Day 3, 15 hours 11 AM 66° 66° Partly Cloudy 1%

0% Thunder
( 0% severe)
SW   5 63% 53°
COSTA MESA, CA 92626 weather forecast Day 3, 18 hours 2 PM 69° 69° Partly Cloudy WSW   10 55% 52°
COSTA MESA, CA 92626 weather forecast Day 3, 21 hours 5 PM 68° 68° Partly Cloudy     WSW   10 57% 52°

SANTA ANA, CA extended weather forecast

Thursday
30 APR 2026
Friday
1 MAY 2026
Saturday
2 MAY 2026
Sunday
3 MAY 2026
Monday
4 MAY 2026
Low 59° Low 60° Low 61° Low 59° Low 56°
High 71° High 72° High 69° High 69° High 70°
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
15% Rain
Overcast
8% Rain
Overcast
7% Rain
Overcast
17% Rain
Partly Cloudy
20% Rain
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