How many chill hours does 15715 get?

15715 averages 1541 chill hours per winter, ranging from 1284 to 1846 across the last 10 years.

What hardiness zone is 15715?

15715 is in USDA hardiness zone 6a.

Location almanac

The short answer

15715 averages 1,541 chill hours per winter (1,284–1,846 across 10 years) in USDA zone 6a.

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 15715’s chill hours and zone:

Chill and zone requirements are comfortably met in 15715.

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How many chill hours does 15715 get?: 15715 averages 1541 chill hours per winter, ranging from 1284 to 1846 across the last 10 years.
What hardiness zone is 15715?: 15715 is in USDA hardiness zone 6a.

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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