How many chill hours does 55798 get?

55798 averages 1036 chill hours per winter, ranging from 766 to 1390 across the last 10 years.

What hardiness zone is 55798?

55798 is in USDA hardiness zone 4a.

Location almanac

The short answer

55798 averages 1,036 chill hours per winter (766–1,390 across 10 years) in USDA zone 4a.

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 55798’s chill hours and zone:

Chill and zone requirements are comfortably met in 55798.

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How many chill hours does 55798 get?: 55798 averages 1036 chill hours per winter, ranging from 766 to 1390 across the last 10 years.
What hardiness zone is 55798?: 55798 is in USDA hardiness zone 4a.

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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