How many chill hours does 05906 get?

05906 averages 1220 chill hours per winter, ranging from 981 to 1694 across the last 10 years.

What hardiness zone is 05906?

05906 is in USDA hardiness zone 4b.

Location almanac

The short answer

05906 averages 1,220 chill hours per winter (981–1,694 across 10 years) in USDA zone 4b.

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 05906’s chill hours and zone:

Chill and zone requirements are comfortably met in 05906.

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How many chill hours does 05906 get?: 05906 averages 1220 chill hours per winter, ranging from 981 to 1694 across the last 10 years.
What hardiness zone is 05906?: 05906 is in USDA hardiness zone 4b.

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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