How many chill hours does 16840 get?

16840 averages 1572 chill hours per winter, ranging from 1277 to 1869 across the last 10 years.

What hardiness zone is 16840?

16840 is in USDA hardiness zone 6a.

Location almanac

The short answer

16840 averages 1,572 chill hours per winter (1,277–1,869 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 16840’s chill hours and zone:

Chill and zone requirements are comfortably met in 16840.

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How many chill hours does 16840 get?: 16840 averages 1572 chill hours per winter, ranging from 1277 to 1869 across the last 10 years.
What hardiness zone is 16840?: 16840 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