How many chill hours does 17078 get?

17078 averages 1698 chill hours per winter, ranging from 1415 to 1959 across the last 10 years.

What hardiness zone is 17078?

17078 is in USDA hardiness zone 7a.

Location almanac

The short answer

17078 averages 1,698 chill hours per winter (1,415–1,959 across 10 years) in USDA zone 7a.

17078 climate
Average chill hours	1,698 (1,415–1,959 across 10 winters)
USDA hardiness zone	7a
Last spring frost	typically March 27 – April 25
First fall frost	typically November 1 – November 15

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 17078’s chill hours and zone:

Chill and zone requirements are comfortably met in 17078.

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How many chill hours does 17078 get?: 17078 averages 1698 chill hours per winter, ranging from 1415 to 1959 across the last 10 years.
What hardiness zone is 17078?: 17078 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