National Weather Service Forecast for: Costa Mesa, CA
Issued by: National Weather Service San Diego, CA
Updated: Fri, 24-Jan-2025 3:01pm PST

Costa Mesa
 
This
Afternoon
This Afternoon: Mostly Sunny
Mostly Sunny
Saturday

Saturday: Rain Showers
Rain Showers
Sunday

Sunday: Rain Showers
Rain Showers
Monday

Monday: Rain Showers
Rain Showers
Tuesday

Tuesday: Slight Chance Rain Showers
Slight Chance Rain Showers
Wednesday

Wednesday: Sunny
Sunny
Thursday

Thursday: Mostly Sunny
Mostly Sunny
 
Hi 69 °F Hi 62 °F Hi 58 °F Hi 58 °F Hi 59 °F Hi 61 °F Hi 62 °F  
 
Tonight

Tonight: Partly Cloudy
Partly Cloudy
Saturday
Night
Saturday Night: Rain Showers
Rain Showers
Sunday
Night
Sunday Night: Rain Showers
Rain Showers
Monday
Night
Monday Night: Chance Rain Showers then Partly Cloudy
Chance Rain Showers then Partly Cloudy
Tuesday
Night
Tuesday Night: Partly Cloudy
Partly Cloudy
Wednesday
Night
Wednesday Night: Mostly Clear
Mostly Clear
Thursday
Night
Thursday Night: Partly Cloudy
Partly Cloudy
 
Lo 46 °F Lo 47 °F Lo 43 °F Lo 41 °F Lo 42 °F Lo 42 °F Lo 44 °F  

 

This Afternoon
 
Mostly sunny, with a high near 69. West wind around 5 mph.
Tonight
 
Partly cloudy, with a low around 46. South wind 0 to 10 mph.
Saturday
 
Rain showers after 10am. Mostly cloudy, with a high near 62. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Saturday Night
 
Rain showers. Cloudy, with a low around 47. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
 
Rain showers. Cloudy, with a high near 58. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
 
Rain showers. Cloudy, with a low around 43. Chance of precipitation is 90%.
Monday
 
Rain showers. Mostly cloudy, with a high near 58. Chance of precipitation is 80%.
Monday Night
 
A chance of rain showers before 10pm. Partly cloudy, with a low around 41.
Tuesday
 
A slight chance of rain showers between 10am and 4pm. Mostly sunny, with a high near 59.
Tuesday Night
 
Partly cloudy, with a low around 42.
Wednesday
 
Sunny, with a high near 61.
Wednesday Night
 
Mostly clear, with a low around 42.
Thursday
 
Mostly sunny, with a high near 62.
Thursday Night
 
Partly cloudy, with a low around 44.

 

Forecast from NOAA-NWS for Costa Mesa, CA.