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.

Today

87°F

Sunny

Sunny, with a high near 87. Southwest wind 0 to 15 mph, with gusts as high as 25 mph.

7-day forecast for Chino Hills

When	Temp	Forecast	Wind	Precip
Today	87°F	Sunny	0 to 15 mph SW	0%
Tonight	63°F	Mostly Clear then Patchy Fog	5 to 15 mph SW	0%
Wednesday	87°F	Patchy Fog then Sunny	0 to 15 mph SW	0%
Wednesday Night	63°F	Mostly Clear	0 to 15 mph SW	0%
Thursday	89°F	Sunny	0 to 15 mph SW	1%
Thursday Night	65°F	Mostly Clear	0 to 10 mph SW	1%
Friday	89°F	Sunny	0 to 15 mph SW	0%
Friday Night	65°F	Mostly Clear	0 to 15 mph SW	0%
Saturday	91°F	Sunny	0 to 15 mph SW	0%
Saturday Night	65°F	Mostly Clear	0 to 15 mph SW	0%
Sunday	90°F	Sunny	0 to 15 mph SW	0%
Sunday Night	64°F	Mostly Clear	0 to 15 mph SW	1%
Monday	87°F	Sunny	0 to 15 mph SW	1%
Monday Night	63°F	Mostly Clear	0 to 15 mph SW	1%

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

Nearby towns & communities

Adelanto Apple Valley Baker Barstow Big Bear City Big Bear Lake Big River Bloomington Bluewater Chino Colton Crestline Fontana Fort Irwin Grand Terrace Hesperia Highland Homestead Valley Homewood Canyon Joshua Tree Lake Arrowhead Lenwood Loma Linda Lucerne Valley Lytle Creek Mentone Montclair Morongo Valley Mountain View Acres Muscoy

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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 Aug 4, 2026.