National Weather Service forecast

Costa Mesa, California Weather

57°Tonight: Mostly Clear
Wind E 0 to 5 mph
7-DayHourlyRadar

Costa Mesa 7-Day Forecast

  1. Tonight
    57°F
    Mostly Clear

    Mostly clear, with a low around 57. East wind 0 to 5 mph.

  2. Wednesday
    75°F
    Sunny

    Sunny, with a high near 75. South wind 0 to 5 mph.

  3. Wednesday Night
    57°F
    Mostly Clear

    Mostly clear, with a low around 57. North wind 0 to 5 mph.

  4. Thursday
    79°F
    Sunny

    Sunny, with a high near 79. West wind 0 to 5 mph.

  5. Thursday Night
    59°F
    Mostly Clear

    Mostly clear, with a low around 59. North wind 0 to 5 mph.

  6. Friday
    83°F
    Sunny

    Sunny, with a high near 83.

  7. Friday Night
    62°F
    Clear

    Clear, with a low around 62.

  8. Saturday
    86°F
    Sunny

    Sunny, with a high near 86.

  9. Saturday Night
    64°F
    Mostly Clear

    Mostly clear, with a low around 64.

  10. Sunday
    86°F
    Sunny

    Sunny, with a high near 86.

  11. Sunday Night
    65°F
    Partly Cloudy

    Partly cloudy, with a low around 65.

  12. Monday
    83°F
    Mostly Sunny

    Mostly sunny, with a high near 83.

  13. Monday Night
    63°F
    Partly Cloudy
    1% chance of precipitation

    Partly cloudy, with a low around 63.

  14. Tuesday
    81°F
    Mostly Sunny
    2% chance of precipitation

    Mostly sunny, with a high near 81.

Issued by the National Weather Service (SGX office), updated .

Costa Mesa Hourly Forecast

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Full 100+ hour forecast for Costa Mesa

Costa Mesa Weather Radar

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About Costa Mesa

Population (2020 Census)
111,918
Coordinates
33.666, -117.912
Elevation
3 ft
NWS forecast office
SGX
Time zone
America/Los Angeles
Sunrise today
6:12 AM PST
Sunset today
4:57 PM PST
Daylight today
10 h 46 min

Costa Mesa Weather Questions

What is the weather forecast for Costa Mesa, California?

Tonight: Mostly clear, with a low around 57. East wind 0 to 5 mph. Wednesday: Sunny, with a high near 75. South wind 0 to 5 mph.

Will it rain or snow in Costa Mesa this week?

Not much. The highest chance of precipitation in the 7-day forecast is 2%, Tuesday.

How warm and how cold will it get in Costa Mesa this week?

The warmest day is Saturday, with a high near 86°F. The coldest night is Tonight, with a low near 57°F.

What time are sunrise and sunset in Costa Mesa today?

Sunrise is at 6:12 AM PST and sunset is at 4:57 PM PST, for 10 h 46 min of daylight.

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