San Clemente, CA Weather & Growing Conditions
Overnight
65°F
Patchy Fog
Patchy fog. Mostly cloudy, with a low around 65. South wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 65°F | Patchy Fog | 0 to 5 mph S | 0% |
| Tuesday | 80°F | Patchy Fog then Mostly Sunny | 0 to 10 mph S | 1% |
| Tuesday Night | 65°F | Patchy Fog | 0 to 5 mph SW | 1% |
| Wednesday | 80°F | Patchy Fog then Partly Sunny | 0 to 10 mph S | 0% |
| Wednesday Night | 66°F | Patchy Fog | 0 to 5 mph N | 0% |
| Thursday | 81°F | Patchy Fog then Mostly Sunny | 0 to 10 mph S | 0% |
| Thursday Night | 66°F | Patchy Fog | 0 to 5 mph S | 0% |
| Friday | 83°F | Patchy Fog then Mostly Sunny | 0 to 10 mph S | 0% |
| Friday Night | 66°F | Partly Cloudy | 0 to 10 mph S | 0% |
| Saturday | 81°F | Mostly Sunny | 0 to 10 mph S | 0% |
| Saturday Night | 67°F | Partly Cloudy | 5 to 10 mph S | 0% |
| Sunday | 80°F | Mostly Sunny | 5 to 10 mph S | 0% |
| Sunday Night | 66°F | Partly Cloudy | 5 to 10 mph S | 2% |
| Monday | 79°F | Mostly Sunny | 5 to 10 mph S | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for San Clemente, CA
Last spring frost
Jan 6
First fall frost
Jan 2
Growing season
365 days
Hardiness zone
10b
Explore more for San Clemente, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Laguna Beach, Ca (11.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.