How many chill hours does 93641 get?

93641 averages 1741 chill hours per winter, ranging from 1266 to 2141 across the last 10 years.

What hardiness zone is 93641?

93641 is in USDA hardiness zone 9a.

Location almanac

The short answer

93641 averages 1,741 chill hours per winter (1,266–2,141 across 10 years) in USDA zone 9a.

93641 climate
Average chill hours	1,741 (1,266–2,141 across 10 winters)
USDA hardiness zone	9a
Last spring frost	typically March 31 – May 10
First fall frost	typically November 5 – December 5

Computed from 10 winters of ERA5 hourly temperature (Open-Meteo, 2015–2025); zones from USDA PHZM 2023. Data updated July 3, 2026. See methodology.

Every variety in our database, checked against 93641’s chill hours and zone:

Chill and zone requirements are comfortably met in 93641.

Show 87 more good fit varieties

How many chill hours does 93641 get?: 93641 averages 1741 chill hours per winter, ranging from 1266 to 2141 across the last 10 years.
What hardiness zone is 93641?: 93641 is in USDA hardiness zone 9a.

Growing fruit trees in 93641? Get a care calendar anchored to this exact climate, with email reminders.

[1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
[2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026