Descanso, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Descanso, a community in San Diego County, California.
This Afternoon
78°F
Sunny
Sunny, with a high near 78. West wind around 10 mph.
7-day forecast for Descanso
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Sunny | 10 mph W | 2% |
| Tonight | 55°F | Mostly Clear | 5 mph N | 2% |
| Saturday | 81°F | Sunny | 0 to 10 mph N | 0% |
| Saturday Night | 57°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Sunday | 80°F | Mostly Sunny | 0 to 5 mph S | 0% |
| Sunday Night | 57°F | Mostly Cloudy | 0 to 5 mph W | 1% |
| Monday | 75°F | Sunny | 5 to 10 mph SW | 1% |
| Monday Night | 52°F | Mostly Clear | 5 to 10 mph W | 0% |
| Tuesday | 79°F | Sunny | 5 mph W | 0% |
| Tuesday Night | 58°F | Clear | 0 to 5 mph N | 0% |
| Wednesday | 85°F | Sunny | 5 to 10 mph E | 3% |
| Wednesday Night | 62°F | Mostly Clear | 0 to 5 mph N | 3% |
| Thursday | 86°F | Sunny | 5 to 10 mph SE | 6% |
| Thursday Night | 64°F | Mostly Clear | 0 to 5 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Descanso (32.870, -116.628). Updated through the day.
Growing snapshot for Descanso
Last spring frost
Apr 19
First fall frost
Oct 27
Growing season
190 days
Hardiness zone
9b
More local growing data for Descanso: nearby ZIP 91916 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Cuyamaca, Ca (6 mi from Descanso). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.