Winter Gardens, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Winter Gardens, a community in San Diego County, California.

Today

83°F

Sunny

Sunny, with a high near 83. West wind 0 to 10 mph.

7-day forecast for Winter Gardens

When	Temp	Forecast	Wind	Precip
Today	83°F	Sunny	0 to 10 mph W	1%
Tonight	61°F	Partly Cloudy	0 to 5 mph SW	0%
Sunday	80°F	Mostly Sunny	0 to 10 mph W	1%
Sunday Night	63°F	Mostly Cloudy	0 to 5 mph SW	2%
Monday	79°F	Mostly Sunny	0 to 10 mph SW	1%
Monday Night	61°F	Partly Cloudy	0 to 5 mph NW	0%
Tuesday	80°F	Sunny	0 to 10 mph NW	0%
Tuesday Night	61°F	Mostly Clear	0 to 10 mph NW	0%
Wednesday	85°F	Sunny	0 to 10 mph NW	0%
Wednesday Night	63°F	Mostly Clear	0 to 5 mph NW	0%
Thursday	87°F	Sunny	0 to 10 mph NW	5%
Thursday Night	65°F	Mostly Clear	0 to 5 mph NW	5%
Friday	88°F	Sunny	0 to 10 mph W	4%
Friday Night	66°F	Mostly Clear	0 to 5 mph NW	1%

Forecast source: National Weather Service (api.weather.gov) for Winter Gardens (32.838, -116.927). Updated through the day.

Growing snapshot for Winter Gardens

Last spring frost

Jan 6

First fall frost

Dec 21

Growing season

350 days

Hardiness zone

10a

More local growing data for Winter Gardens: nearby ZIP 92021 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, El Cajon, Ca (3.9 mi from Winter Gardens). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.