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West Whittier-Los Nietos, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for West Whittier-Los Nietos, a community in Los Angeles County, California.

Today
85°F
Mostly Sunny
Mostly sunny, with a high near 85. South southwest wind 5 to 10 mph.

7-day forecast for West Whittier-Los Nietos

WhenTempForecastWindPrecip
Today 85°F Mostly Sunny 5 to 10 mph SSW 0%
Tonight 65°F Patchy Fog 0 to 5 mph SSW 0%
Sunday 83°F Patchy Fog then Partly Sunny 5 to 10 mph SSW 1%
Sunday Night 65°F Patchy Fog 5 mph S 2%
Monday 79°F Mostly Sunny 5 to 10 mph SSW 1%
Monday Night 64°F Partly Cloudy then Patchy Fog 0 to 10 mph S 0%
Tuesday 81°F Patchy Fog then Mostly Sunny 0 to 10 mph SSW 0%
Tuesday Night 65°F Mostly Clear 0 to 10 mph SW 0%
Wednesday 87°F Sunny 0 to 10 mph SW 0%
Wednesday Night 67°F Mostly Clear 0 to 10 mph SW 0%
Thursday 88°F Sunny 0 to 10 mph SW 2%
Thursday Night 68°F Mostly Clear 0 to 10 mph SSW 2%
Friday 88°F Sunny 0 to 10 mph SSW 2%
Friday Night 68°F Mostly Clear 0 to 10 mph SSW 1%

Forecast source: National Weather Service (api.weather.gov) for West Whittier-Los Nietos (33.976, -118.069). Updated through the day.

Growing snapshot for West Whittier-Los Nietos

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

More local growing data for West Whittier-Los Nietos: nearby ZIP 90606 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, San Gabriel Fire Dept, Ca (7.6 mi from West Whittier-Los Nietos). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.