How many chill hours does 66619 get?

66619 averages 1410 chill hours per winter, ranging from 1202 to 1751 across the last 10 years.

What hardiness zone is 66619?

66619 is in USDA hardiness zone 6b.

Location almanac

The short answer

66619 averages 1,410 chill hours per winter (1,202–1,751 across 10 years) in USDA zone 6b.

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 66619’s chill hours and zone:

Chill and zone requirements are comfortably met in 66619.

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How many chill hours does 66619 get?: 66619 averages 1410 chill hours per winter, ranging from 1202 to 1751 across the last 10 years.
What hardiness zone is 66619?: 66619 is in USDA hardiness zone 6b.

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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