San Juan Capistrano, California Weather
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Weather Forecast for San Juan Capistrano, California : Orange County
Issued: 1:00 pm PDT Sep 15, 2025 Latitude: 33.5016932 Longitude: -117.6625509 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Cloudy on Tonight Sunny on Tuesday 20% chance of thunderstorms on Wednesday 60% chance of thunderstorms on Thursday 10% chance of thunderstorms on Friday Mostly Sunny on Saturday Mostly Cloudy on Sunday Mostly Sunny on Monday
Low: 65°F High: 85°F High: 83°F High: 81°F High: 80°F High: 81°F High: 82°F High: 82°F
Low: 67°F Low: 67°F Low: 67°F Low: 67°F Low: 66°F Low: 66°F  
Cloudy Sunny Thunderstorms Thunderstorms Thunderstorms Mostly Sunny Mostly Cloudy Mostly Sunny
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Current Conditions at
SANTA ANA - (KSNA)
70°
Clear
as of 7:53 PM PDST
Rel. Humidity: 83%
Dew Point: 64°F
Visibility: 9 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
6 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
OCEANSIDE - (KOKB)
68°
Mostly Clear
as of 8:25 PM PDST
Rel. Humidity: 88%
Dew Point: 64°F
Visibility: 7 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
3 MPH
260° West
Cloud Level(s): Few at 800ft
Current Conditions at
FULLERTON - (KFUL)
73°
Clear
as of 7:53 PM PDST
Rel. Humidity: 69%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 29.82 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Cloudy on Tonight Tonight... Partly cloudy, with a low around 65. Calm wind.
Sunny on Tuesday Tuesday... Sunny, with a high near 85. Light northwest wind becoming west 5 to 10 mph in the afternoon.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 67. West wind around 5 mph becoming calm in the evening.
20% chance of thunderstorms Wednesday Wednesday... A slight chance of showers and thunderstorms after 11am. Partly sunny, with a high near 83. Light and variable wind becoming west 5 to 10 mph in the morning. Chance of precipitation is 20%.
40% chance of thunderstorms Wednesday Night Wednesday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. West wind around 5 mph becoming calm after midnight. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
60% chance of thunderstorms Thursday Thursday... Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
20% chance of thunderstorms Thursday Night Thursday Night... A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 20%.
10% chance of thunderstorms Friday Friday... A slight chance of showers and thunderstorms before 11am. Mostly sunny, with a high near 80.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 67.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 81.
Increasing Clouds on Saturday Night Saturday Night... Increasing clouds, with a low around 66.
Mostly Cloudy on Sunday Sunday... Mostly cloudy, then gradually becoming sunny, with a high near 82.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 66.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 82.
Current Radar Image


Sun Almanac for San Juan Capistrano, California
Sunrise: 06:35 AM
Sunset: 6:57 PM
Civil Sunrise:06:10 AM
Civil Sunset: 7:22 PM
Nautical Sunrise: 05:40 AM
Nautical Sunset: 7:51 PM
Astro Sunrise: 05:11 AM
Astro Sunset: 8:20 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.