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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

WhenTempForecastWindPrecip
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.