How many chill hours does 81008 get?

81008 averages 1428 chill hours per winter, ranging from 1172 to 1610 across the last 10 years.

What hardiness zone is 81008?

81008 is in USDA hardiness zone 6a.

Location almanac

The short answer

81008 averages 1,428 chill hours per winter (1,172–1,610 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 81008’s chill hours and zone:

Chill and zone requirements are comfortably met in 81008.

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How many chill hours does 81008 get?: 81008 averages 1428 chill hours per winter, ranging from 1172 to 1610 across the last 10 years.
What hardiness zone is 81008?: 81008 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