How many chill hours does 55007 get?

55007 averages 1110 chill hours per winter, ranging from 920 to 1442 across the last 10 years.

What hardiness zone is 55007?

55007 is in USDA hardiness zone 4a.

Location almanac

The short answer

55007 averages 1,110 chill hours per winter (920–1,442 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 55007’s chill hours and zone:

Chill and zone requirements are comfortably met in 55007.

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How many chill hours does 55007 get?: 55007 averages 1110 chill hours per winter, ranging from 920 to 1442 across the last 10 years.
What hardiness zone is 55007?: 55007 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