COSTA MESA, CA 92626 Weather Forecast & Current Conditions

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SANTA ANA, CA
Current Weather

7:53 PM PDT APR 24, 2026
Broken Clouds
64°F
Feels Like: 65°F
Dewpoint: 55°F
Rel. Hum.: 73%
Visibility: 10 miles
Wind: Variable at 5 mph
Pressure: 29.88 inches
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COSTA MESA, CA 92626
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy this evening, then mostly cloudy with a slight chance of showers overnight. Lows 54 to 57. Areas of winds southwest 10 mph. Chance of measurable precipitation 20 percent.
SATURDAY
Mostly cloudy with a slight chance of showers. Highs 64 to 69. Areas of winds southwest 10 to 15 mph. Gusts to 25 mph in the afternoon. Chance of measurable precipitation 20 percent.
SATURDAY NIGHT
Showers likely. Lows around 54. Areas of winds west 10 to 20 mph. Gusts to 30 mph overnight. Chance of measurable precipitation 70 percent.
SUNDAY
Partly cloudy. A chance of showers in the morning. Highs 64 to 68. Areas of winds west 10 to 15 mph with gusts to 25 mph. Chance of measurable precipitation 50 percent.
SUNDAY NIGHT
Mostly clear in the evening, then partly cloudy with a slight chance of showers overnight. Lows 51 to 54. Areas of winds west 10 to 15 mph. Chance of measurable precipitation less than 20 percent.
MONDAY
Partly cloudy. Highs 65 to 70.
MONDAY NIGHT
Mostly clear in the evening...becoming partly cloudy. Lows 50 to 54.
TUESDAY
Partly cloudy. Highs around 68 at the beaches to 70 to 73 farther inland and near higher coastal terrain.
TUESDAY NIGHT
Partly cloudy. Lows 52 to 55.
WEDNESDAY
Partly cloudy. A slight chance of showers in the morning. Highs 68 to 73.
WEDNESDAY NIGHT
Partly cloudy in the evening...becoming mostly clear. Lows 52 to 55.
THURSDAY
Partly cloudy in the morning...becoming mostly sunny. Highs around 69 at the beaches to 71 to 74 farther inland and near higher coastal terrain.
THURSDAY NIGHT
Mostly clear. Lows around 55.

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  4/24/2026
Friday
24 APR 2026
COSTA MESA, CA 92626 weather forecast Day 1, 12 hours 11 AM 67° 67° Partly Cloudy 0%

0% Thunder
( 0% severe)
S   9 61% 53°
High 70° COSTA MESA, CA 92626 weather forecast Day 1, 15 hours 2 PM 69° 69° Partly Cloudy S   12 57% 53°
Partly Cloudy



COSTA MESA, CA 92626 weather forecast Day 1, 18 hours 5 PM 68° 68° Partly Cloudy 1%

0% Thunder
( 0% severe)
SSW   10 59% 53°
COSTA MESA, CA 92626 weather forecast Day 1, 21 hours 8 PM 64° 64° Partly Cloudy SSW   8 70% 54°
Saturday
25 APR 2026
COSTA MESA, CA 92626 weather forecast Day 2, 0 hours 11 PM 62° 62° Mostly Cloudy 6%

0% Thunder
( 1% severe)
SSW   6 78% 55°
Low 58° COSTA MESA, CA 92626 weather forecast Day 2, 3 hours 2 AM 60° 60° Mostly Cloudy S   5 81% 54°
High 67° COSTA MESA, CA 92626 weather forecast Day 2, 6 hours 5 AM 59° 60° Mostly Cloudy 9%

0% Thunder
( 1% severe)
SW   3 80% 53°

Mostly Cloudy



COSTA MESA, CA 92626 weather forecast Day 2, 9 hours 8 AM 61° 61° Mostly Cloudy SW   5 75% 53°
COSTA MESA, CA 92626 weather forecast Day 2, 12 hours 11 AM 64° 64° Mostly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 4% severe)
SW   9 63% 51°
COSTA MESA, CA 92626 weather forecast Day 2, 15 hours 2 PM 65° 65° Mostly Cloudy SW   13 60% 51°
COSTA MESA, CA 92626 weather forecast Day 2, 18 hours 5 PM 64° 63° Mostly Cloudy 53%
RAIN
1–2 in
0% Thunder
( 8% severe)
WSW   12 60% 50°
COSTA MESA, CA 92626 weather forecast Day 2, 21 hours 8 PM 61° 60° Mostly Cloudy W   10 70% 51°
Sunday
26 APR 2026
COSTA MESA, CA 92626 weather forecast Day 3, 0 hours 11 PM 60° 59° Mostly Cloudy 69%
RAIN
>2 in
0% Thunder
( 8% severe)
WSW   8 78% 53°
Low 56° COSTA MESA, CA 92626 weather forecast Day 3, 3 hours 2 AM 59° 58° Mostly Cloudy W   7 78% 52°
High 67° COSTA MESA, CA 92626 weather forecast Day 3, 6 hours 5 AM 57° 56° Mostly Cloudy 25%
RAIN
.25–.5 in
0% Thunder
( 3% severe)
W   6 83% 52°

Partly Cloudy

Chance of Rain

COSTA MESA, CA 92626 weather forecast Day 3, 9 hours 8 AM 59° 58° Partly Cloudy W   7 75% 51°
COSTA MESA, CA 92626 weather forecast Day 3, 15 hours 11 AM 63° 62° Partly Cloudy 5%

0% Thunder
( 2% severe)
W   12 62% 50°
COSTA MESA, CA 92626 weather forecast Day 3, 18 hours 2 PM 65° 65° Partly Cloudy WSW   15 54% 48°
COSTA MESA, CA 92626 weather forecast Day 3, 21 hours 5 PM 65° 65° Clear     WSW   13 52% 47°

SANTA ANA, CA extended weather forecast

Monday
27 APR 2026
Tuesday
28 APR 2026
Wednesday
29 APR 2026
Thursday
30 APR 2026
Friday
1 MAY 2026
Low 59° Low 58° Low 59° Low 59° Low 60°
High 68° High 72° High 73° High 71° High 71°
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
Partly Cloudy
26% Rain
Partly Cloudy
9% Rain
Mostly Cloudy
6% Rain
Overcast
33% Rain
Mostly Cloudy
23% Rain
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