How many chill hours does 55950 get?

55950 averages 1191 chill hours per winter, ranging from 1056 to 1432 across the last 10 years.

What hardiness zone is 55950?

55950 is in USDA hardiness zone 4b.

Location almanac

The short answer

55950 averages 1,191 chill hours per winter (1,056–1,432 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 55950’s chill hours and zone:

Chill and zone requirements are comfortably met in 55950.

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How many chill hours does 55950 get?: 55950 averages 1191 chill hours per winter, ranging from 1056 to 1432 across the last 10 years.
What hardiness zone is 55950?: 55950 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