NWS Forecast for 3 Miles NNE San Juan Capistrano CA

National Weather Service Forecast for: 3 Miles NNE San Juan Capistrano CA
Issued by: National Weather Service San Diego, CA

Updated: 12:29 am PDT Jun 22, 2026

Today Decreasing Clouds	Tonight Patchy Fog	Tuesday Patchy Fog then Mostly Sunny	Tuesday Night Patchy Fog	Wednesday Patchy Fog then Mostly Sunny	Wednesday Night Patchy Fog	Thursday Patchy Fog then Sunny	Thursday Night Partly Cloudy	Friday Becoming Sunny
Hi 75 °F	Lo 59 °F	Hi 79 °F	Lo 63 °F	Hi 81 °F	Lo 62 °F	Hi 79 °F	Lo 60 °F	Hi 79 °F

Air Quality Alert

Today	Mostly cloudy, then gradually becoming sunny, with a high near 75. Light northwest wind becoming west 5 to 10 mph in the morning.
Tonight	Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 59. West wind around 5 mph becoming calm in the evening.
Tuesday	Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 79. Light and variable wind becoming west 5 to 10 mph in the morning.
Tuesday Night	Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 63. Southwest wind around 5 mph becoming calm in the evening.
Wednesday	Patchy fog before 11am. Otherwise, mostly sunny, with a high near 81. Light west wind increasing to 5 to 10 mph in the morning.
Wednesday Night	Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 62.
Thursday	Patchy fog before 11am. Otherwise, mostly sunny, with a high near 79.
Thursday Night	Partly cloudy, with a low around 60.
Friday	Partly sunny, then gradually becoming sunny, with a high near 79.
Friday Night	Increasing clouds, with a low around 59.
Saturday	Mostly sunny, with a high near 78.
Saturday Night	Increasing clouds, with a low around 60.
Sunday	Cloudy through mid morning, then gradual clearing, with a high near 73.

Forecast from NOAA-NWS for 3 Miles NNE San Juan Capistrano CA.