San Juan Capistrano, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for San Juan Capistrano, a city in Orange County, California.
Overnight
63°F
Partly Cloudy
Partly cloudy, with a low around 63. Northeast wind around 0 mph.
7-day forecast for San Juan Capistrano
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Partly Cloudy | 0 mph | 2% |
| Saturday | 77°F | Mostly Sunny | 0 to 10 mph SE | 2% |
| Saturday Night | 64°F | Partly Cloudy | 0 to 5 mph E | 1% |
| Sunday | 76°F | Partly Sunny | 0 to 10 mph SE | 1% |
| Sunday Night | 64°F | Mostly Cloudy | 0 to 5 mph S | 1% |
| Monday | 74°F | Mostly Sunny | 5 to 10 mph S | 1% |
| Monday Night | 64°F | Mostly Cloudy | 0 to 5 mph S | 2% |
| Tuesday | 76°F | Mostly Sunny | 0 to 10 mph SW | 2% |
| Tuesday Night | 64°F | Mostly Clear | 0 to 10 mph NW | 0% |
| Wednesday | 78°F | Sunny | 0 to 10 mph NW | 0% |
| Wednesday Night | 65°F | Partly Cloudy | 0 to 10 mph W | 1% |
| Thursday | 80°F | Mostly Sunny | 0 to 10 mph W | 3% |
| Thursday Night | 66°F | Partly Cloudy | 0 to 10 mph W | 3% |
| Friday | 81°F | Sunny | 0 to 10 mph SW | 3% |
Forecast source: National Weather Service (api.weather.gov) for San Juan Capistrano (33.501, -117.654). Updated through the day.
Growing snapshot for San Juan Capistrano
Last spring frost
Jan 6
First fall frost
Jan 2
Growing season
365 days
Hardiness zone
10b
More local growing data for San Juan Capistrano: nearby ZIP 92675 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Laguna Beach, Ca (8 mi from San Juan Capistrano). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.