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September 18th, 2025 :: 5:10 am PDT   

Local Weather Report for
San Clemente Island
California, United States

 San Clemente Island Weather Forecast Summary  
 
Today
Sep 18th
Friday
Sep 19th
Saturday
Sep 20th
Sunday
Sep 21st
Monday
Sep 22nd
Showers Mostly Sunny Sunny Cloudy Showers
70°F
68°F
66°F
67°F
66°F
66°F
66°F
67°F
66°F
 
 San Clemente Island Detailed Weather Forecast  
 
Thursday, September 18th, 2025
Morning Temperature: 69°F
Cloudy with a chance of showers. Windy at times.
Afternoon Temperature: 68°F
Cloudy. Windy at times.
Evening Temperature: 68°F
Cloudy.
Friday, September 19th, 2025
Overnight Temperature: 68°F
Clear.
Morning Temperature: 68°F
Sunny.
Afternoon Temperature: 67°F
Mostly sunny. Windy at times.
Evening Temperature: 66°F
Clear with cloudy periods. Windy at times.
Saturday, September 20th, 2025
Overnight Temperature: 66°F
Clear. Windy at times.
Morning Temperature: 67°F
Sunny. Windy at times.
Afternoon Temperature: 67°F
Sunny. Windy.
Evening Temperature: 67°F
Clear. Windy.
Sunday, September 21st, 2025
Overnight Temperature: 66°F
A mix of cloudy and clear skies. Windy.
Morning Temperature: 66°F
Cloudy. Windy.
Afternoon Temperature: 66°F
Cloudy. Windy at times.
Evening Temperature: 66°F
Cloudy. Windy.
Monday, September 22nd, 2025
Overnight Temperature: 66°F
Mostly clear. Windy at times.
Morning Temperature: 66°F
Cloudy. Windy at times.
Afternoon Temperature: 66°F
A mix of cloud and sun with showers likely. Windy at times.
Evening Temperature: 66°F
Clear with cloudy periods.
Tuesday, September 23rd, 2025
Overnight Temperature: 66°F
Mostly clear.
Morning Temperature: 66°F
Sunny. Windy at times.
Afternoon Temperature: 67°F
Sunny.
Evening Temperature: 67°F
Clear.
Wednesday, September 24th, 2025
Overnight Temperature: 66°F
Clear.
Morning Temperature: 67°F
Sunny. Windy at times.
Afternoon Temperature: 67°F
Sunny. Windy.
Evening Temperature: 66°F
Clear. Windy.
Thursday, September 25th, 2025
Overnight Temperature: 66°F
Clear. Windy at times.
Morning Temperature: 67°F
Sunny. Windy at times.
Afternoon Temperature: 67°F
Sunny. Windy.
Evening Temperature: 66°F
Clear. Windy.
Friday, September 26th, 2025
Overnight Temperature: 65°F
Clear. Windy.
Morning Temperature: 65°F
Sunny. Windy.
Afternoon Temperature: 65°F
Sunny. Windy.
Evening Temperature: 65°F
Clear. Windy at times.





 

  [ Local Weather Report ]
Avalon, CA 
3:51 AM  64°F
Overcast
 
Rancho Palos Verdes, CA 
 
Rolling Hills, CA 
 
San Nicolas Island, CA 
3:53 AM  63°F
Overcast
 
Torrance, CA 
 
Palos Verdes Estates, CA 
 
Rolling Hills Estates, CA 
 
Huntington Beach, CA 
3:55 AM  70°F
Overcast
 
Newport Beach, CA 
3:53 AM  70°F
light rain
 
Seal Beach, CA 
3:55 AM  70°F
Overcast

This WeatherCity Weather Forecast for San Clemente Island, 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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