How many chill hours does 05441 get?

05441 averages 1305 chill hours per winter, ranging from 1026 to 1754 across the last 10 years.

What hardiness zone is 05441?

05441 is in USDA hardiness zone 4b.

Location almanac

The short answer

05441 averages 1,305 chill hours per winter (1,026–1,754 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 05441’s chill hours and zone:

Chill and zone requirements are comfortably met in 05441.

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How many chill hours does 05441 get?: 05441 averages 1305 chill hours per winter, ranging from 1026 to 1754 across the last 10 years.
What hardiness zone is 05441?: 05441 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