Descanso, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Descanso, a community in San Diego County, California.
Tonight
46°F
Partly Cloudy
Partly cloudy, with a low around 46. Northwest wind 5 to 10 mph.
7-day forecast for Descanso
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 46°F | Partly Cloudy | 5 to 10 mph NW | 6% |
| Wednesday | 64°F | Sunny | 5 to 10 mph NW | 0% |
| Wednesday Night | 46°F | Mostly Clear | 0 to 10 mph NE | 0% |
| Thursday | 68°F | Sunny | 5 to 10 mph NE | 0% |
| Thursday Night | 48°F | Mostly Clear | 5 to 10 mph NE | 0% |
| Friday | 69°F | Sunny | 5 to 10 mph NE | 0% |
| Friday Night | 50°F | Clear | 5 to 10 mph NE | 0% |
| Saturday | 71°F | Sunny | 5 to 15 mph NE | 0% |
| Saturday Night | 53°F | Mostly Clear | 5 to 15 mph NE | 0% |
| Sunday | 72°F | Sunny | 5 to 15 mph NE | 0% |
| Sunday Night | 54°F | Partly Cloudy | 5 to 10 mph E | 0% |
| Monday | 71°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Monday Night | 52°F | Partly Cloudy | 0 to 5 mph NE | 1% |
| Tuesday | 70°F | Mostly Sunny | 0 to 5 mph W | 1% |
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 Nov 4, 2026.