How many chill hours does 55338 get?

55338 averages 1130 chill hours per winter, ranging from 850 to 1402 across the last 10 years.

What hardiness zone is 55338?

55338 is in USDA hardiness zone 4b.

Location almanac

The short answer

55338 averages 1,130 chill hours per winter (850–1,402 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 55338’s chill hours and zone:

Chill and zone requirements are comfortably met in 55338.

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How many chill hours does 55338 get?: 55338 averages 1130 chill hours per winter, ranging from 850 to 1402 across the last 10 years.
What hardiness zone is 55338?: 55338 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