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January 9th, 2026 :: 12:19 am PST   

Local Weather Report for
Costa Mesa
California, United States

 Current Costa Mesa Weather Conditions Updated January 8th at 10:53 pm 
Temperature:55°F Dew Point:28°F
Barometer:30.18 inHg Wind:N 15 Mph
Humidity:35.2% Visibility:0M
 
 Costa Mesa Weather Forecast Summary  
 
Today
Jan 9th
Saturday
Jan 10th
Sunday
Jan 11th
Monday
Jan 12th
Tuesday
Jan 13th
Cloudy Sunny Sunny Mix of Cloud and Sun Sunny
61°F
67°F
49°F
73°F
54°F
72°F
57°F
74°F
58°F
 
 Costa Mesa Detailed Weather Forecast  
 
Friday, January 9th, 2026
Overnight Temperature: 47°F
Clear. Windy at times.
Morning Temperature: 59°F
Cloudy.
Afternoon Temperature: 56°F
A mix of cloud and sun.
Evening Temperature: 50°F
Clear. Windy at times.
Saturday, January 10th, 2026
Overnight Temperature: 49°F
Clear. Windy at times.
Morning Temperature: 64°F
Sunny.
Afternoon Temperature: 60°F
Sunny. Windy at times.
Evening Temperature: 55°F
Clear. Windy at times.
Sunday, January 11th, 2026
Overnight Temperature: 54°F
Clear. Windy at times.
Morning Temperature: 70°F
Sunny.
Afternoon Temperature: 65°F
Sunny.
Evening Temperature: 58°F
Clear. Windy at times.
Monday, January 12th, 2026
Overnight Temperature: 57°F
Clear.
Morning Temperature: 70°F
A mix of cloud and sun.
Afternoon Temperature: 65°F
A mix of cloud and sun.
Evening Temperature: 60°F
Clear. Windy at times.
Tuesday, January 13th, 2026
Overnight Temperature: 58°F
Clear.
Morning Temperature: 73°F
Sunny.
Afternoon Temperature: 66°F
Sunny.
Evening Temperature: 59°F
Clear.
Wednesday, January 14th, 2026
Overnight Temperature: 58°F
Clear.
Morning Temperature: 74°F
Sunny.
Afternoon Temperature: 68°F
Sunny.
Evening Temperature: 62°F
Clear.
Thursday, January 15th, 2026
Overnight Temperature: 61°F
Clear.
Morning Temperature: 74°F
Sunny.
Afternoon Temperature: 66°F
Sunny.
Evening Temperature: 57°F
Clear.
Friday, January 16th, 2026
Overnight Temperature: 55°F
Clear.
Morning Temperature: 69°F
Sunny.
Afternoon Temperature: 65°F
Sunny.
Evening Temperature: 58°F
Clear. Windy at times.





 

  [ Local Weather Report ]
Irvine, CA 
10:53 PM  55°F
 
 
Newport Beach, CA 
10:53 PM  55°F
 
 
Santa Ana, CA 
10:53 PM  55°F
 
 
Fountain Valley, CA 
10:53 PM  55°F
 
 
Tustin, CA 
10:53 PM  55°F
 
 
Huntington Beach, CA 
 
Garden Grove, CA 
10:55 PM  43°F
 
 
Orange, CA 
 
Aliso Viejo, CA 
 
Laguna Woods, CA 

 
This WeatherCity Weather Forecast for Costa Mesa, California, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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