| National Weather Service Forecast for:
Costa Mesa, CA Issued by: National Weather Service San Diego, CA |
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| Updated: Mon, 30-Jun-2025 1:02pm PDT | ||||||||||||||||||||||||||||||||||||||||
| Costa Mesa | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
Sunny, with a high near 78. West wind around 10 mph. |
| Tonight |
Partly cloudy, with a low around 62. West wind 0 to 10 mph. |
| Tuesday |
Mostly sunny, with a high near 77. West wind 0 to 10 mph. |
| Tuesday Night |
Mostly cloudy, with a low around 62. Southwest wind 0 to 10 mph. |
| Wednesday |
Mostly sunny, with a high near 75. West wind 0 to 10 mph, with gusts as high as 20 mph. |
| Wednesday Night |
Mostly cloudy, with a low around 62. |
| Thursday |
Mostly sunny, with a high near 74. |
| Thursday Night |
Mostly cloudy, with a low around 63. |
| Independence Day |
Mostly sunny, with a high near 76. |
| Friday Night |
Mostly cloudy, with a low around 64. |
| Saturday |
Mostly sunny, with a high near 78. |
| Saturday Night |
Partly cloudy, with a low around 64. |
| Sunday |
Mostly sunny, with a high near 78. |
| Sunday Night |
Partly cloudy, with a low around 63. |
Forecast from NOAA-NWS for Costa Mesa, CA.