National Weather Service United States Department of Commerce

We need your feedback! Take our new, shorter survey

NWS is conducting research on how to better serve your needs. Please complete our annual customer satisfaction survey. We've shortened it from previous years to make it easier for you to share your opinions with us. The survey is available via the link below and the core section should only take about 10 minutes to complete.
Read More...

Current Conditions

En Español

Share |

Costa Mesa CA

7 Day Forecast

For More Weather Information:

San Diego, CA Local Forecast Office

Overnight

Mostly Clear

Mostly
Clear

Low: 70 °F

Monday

Sunny

Sunny

High: 88 °F

Monday
Night

Mostly Clear

Mostly
Clear

Low: 70 °F

Tuesday

Sunny

Sunny

High: 88 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 70 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 85 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 70 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 78 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 67 °F

Detailed Forecast

  • Overnight Mostly clear, with a low around 70. Calm wind.
  • Monday Sunny, with a high near 88. Light and variable wind becoming west 5 to 10 mph in the afternoon.
  • Monday Night Mostly clear, with a low around 70. Southwest wind 5 to 10 mph.
  • Tuesday Sunny, with a high near 88. Light southwest wind becoming west 5 to 10 mph in the afternoon.
  • Tuesday Night Partly cloudy, with a low around 70. Southwest wind 5 to 10 mph.
  • Wednesday Mostly sunny, with a high near 85.
  • Wednesday Night Mostly cloudy, with a low around 70.
  • Thursday Mostly sunny, with a high near 78.
  • Thursday Night Partly cloudy, with a low around 67.
  • Friday Mostly sunny, with a high near 77.
  • Friday Night Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 66.
  • Saturday Patchy fog before 11am. Otherwise, mostly sunny, with a high near 78.
  • Saturday Night Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 66.
  • Sunday Patchy fog before 11am. Otherwise, mostly sunny, with a high near 79.