How many chill hours does 66016 get?

66016 averages 1419 chill hours per winter, ranging from 1207 to 1787 across the last 10 years.

What hardiness zone is 66016?

66016 is in USDA hardiness zone 6a.

Location almanac

The short answer

66016 averages 1,419 chill hours per winter (1,207–1,787 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 66016’s chill hours and zone:

Chill and zone requirements are comfortably met in 66016.

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How many chill hours does 66016 get?: 66016 averages 1419 chill hours per winter, ranging from 1207 to 1787 across the last 10 years.
What hardiness zone is 66016?: 66016 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