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South San Gabriel, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for South San Gabriel, a community in Los Angeles County, California.

Overnight
68°F
Partly Cloudy
Partly cloudy, with a low around 68. South wind around 0 mph.

7-day forecast for South San Gabriel

WhenTempForecastWindPrecip
Overnight 68°F Partly Cloudy 0 mph 0%
Tuesday 90°F Sunny 0 to 10 mph SSW 0%
Tuesday Night 67°F Mostly Clear 0 to 10 mph SW 0%
Wednesday 89°F Sunny 0 to 10 mph SSW 0%
Wednesday Night 68°F Mostly Clear 0 to 10 mph SSW 0%
Thursday 89°F Sunny 0 to 10 mph SW 0%
Thursday Night 67°F Mostly Clear 0 to 10 mph SSW 0%
Friday 91°F Sunny 0 to 10 mph SSW 0%
Friday Night 67°F Mostly Clear 0 to 10 mph SSW 0%
Saturday 92°F Sunny 0 to 10 mph SSW 0%
Saturday Night 68°F Mostly Clear 0 to 10 mph SSW 0%
Sunday 91°F Sunny 0 to 10 mph S 0%
Sunday Night 67°F Mostly Clear 0 to 10 mph S 1%
Monday 89°F Sunny 0 to 10 mph S 1%

Forecast source: National Weather Service (api.weather.gov) for South San Gabriel (34.048, -118.096). Updated through the day.

Growing snapshot for South San Gabriel

Last spring frost
Jan 4
First fall frost
Jan 2
Growing season
365 days
Hardiness zone
10b

More local growing data for South San Gabriel: nearby ZIP 91755 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, San Gabriel Fire Dept, Ca (2.4 mi from South San Gabriel). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.