How many chill hours does 81226 get?

81226 averages 1524 chill hours per winter, ranging from 1151 to 1683 across the last 10 years.

What hardiness zone is 81226?

81226 is in USDA hardiness zone 6a.

Location almanac

The short answer

81226 averages 1,524 chill hours per winter (1,151–1,683 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 81226’s chill hours and zone:

Chill and zone requirements are comfortably met in 81226.

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How many chill hours does 81226 get?: 81226 averages 1524 chill hours per winter, ranging from 1151 to 1683 across the last 10 years.
What hardiness zone is 81226?: 81226 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