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Garden Grove, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Garden Grove, a city in Orange County, California.

Tonight
65°F
Mostly Clear
Mostly clear, with a low around 65. South wind 0 to 10 mph.

7-day forecast for Garden Grove

WhenTempForecastWindPrecip
Tonight 65°F Mostly Clear 0 to 10 mph S 1%
Saturday 81°F Mostly Sunny 0 to 10 mph S 1%
Saturday Night 67°F Mostly Cloudy 0 to 5 mph S 0%
Sunday 78°F Partly Sunny 0 to 10 mph S 0%
Sunday Night 66°F Mostly Cloudy 5 to 10 mph S 1%
Monday 77°F Mostly Sunny 5 to 10 mph S 0%
Monday Night 66°F Mostly Clear 0 to 10 mph S 1%
Tuesday 79°F Mostly Sunny 0 to 10 mph SW 0%
Tuesday Night 66°F Mostly Clear 0 to 10 mph SW 0%
Wednesday 84°F Sunny 0 to 10 mph SW 0%
Wednesday Night 68°F Mostly Clear 0 to 10 mph SW 2%
Thursday 85°F Sunny 0 to 5 mph SW 1%
Thursday Night 69°F Partly Cloudy 0 to 5 mph SW 0%
Friday 86°F Mostly Sunny 0 to 10 mph SW 2%

Forecast source: National Weather Service (api.weather.gov) for Garden Grove (33.779, -117.960). Updated through the day.

Growing snapshot for Garden Grove

Growing season
365 days
Hardiness zone
10b

More local growing data for Garden Grove: nearby ZIP 92844 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Santa Ana Fire Stn, Ca (6.1 mi from Garden Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.