How many chill hours does 10578 get?

10578 averages 1706 chill hours per winter, ranging from 1436 to 1977 across the last 10 years.

What hardiness zone is 10578?

10578 is in USDA hardiness zone 7a.

Location almanac

The short answer

10578 averages 1,706 chill hours per winter (1,436–1,977 across 10 years) in USDA zone 7a.

10578 climate
Average chill hours	1,706 (1,436–1,977 across 10 winters)
USDA hardiness zone	7a
Last spring frost	typically March 30 – April 22
First fall frost	typically November 2 – November 22

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 10578’s chill hours and zone:

Chill and zone requirements are comfortably met in 10578.

Show 131 more good fit varieties

How many chill hours does 10578 get?: 10578 averages 1706 chill hours per winter, ranging from 1436 to 1977 across the last 10 years.
What hardiness zone is 10578?: 10578 is in USDA hardiness zone 7a.

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[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