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Chino Hills, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Chino Hills, a city in San Bernardino County, California.

Overnight
52°F
Mostly Clear
Mostly clear, with a low around 52. East wind 5 to 10 mph.

7-day forecast for Chino Hills

WhenTempForecastWindPrecip
Overnight 52°F Mostly Clear 5 to 10 mph E 0%
Wednesday 72°F Sunny 0 to 5 mph SE 0%
Wednesday Night 53°F Partly Cloudy 0 to 10 mph SE 0%
Thursday 76°F Mostly Sunny 0 to 5 mph NE 0%
Thursday Night 55°F Mostly Clear 0 to 10 mph N 0%
Friday 80°F Sunny 0 to 10 mph NE 0%
Friday Night 56°F Clear 5 to 25 mph NE 0%
Saturday 81°F Sunny 0 to 15 mph NE 0%
Saturday Night 58°F Clear 0 to 25 mph NE 0%
Sunday 82°F Sunny 0 to 15 mph NE 0%
Sunday Night 59°F Mostly Clear 0 to 20 mph NE 0%
Monday 81°F Sunny 0 to 10 mph S 0%
Monday Night 58°F Partly Cloudy 0 to 5 mph E 1%
Tuesday 78°F Sunny 0 to 5 mph SE 2%

Forecast source: National Weather Service (api.weather.gov) for Chino Hills (33.943, -117.726). Updated through the day.

Growing snapshot for Chino Hills

Last spring frost
Jan 17
First fall frost
Dec 19
Growing season
335 days
Hardiness zone
10a

More local growing data for Chino Hills: nearby ZIP 91709 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Chino Ap, Ca (5.6 mi from Chino Hills). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.