How many chill hours does 55340 get?

55340 averages 1176 chill hours per winter, ranging from 966 to 1446 across the last 10 years.

What hardiness zone is 55340?

55340 is in USDA hardiness zone 4b.

Location almanac

The short answer

55340 averages 1,176 chill hours per winter (966–1,446 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 55340’s chill hours and zone:

Chill and zone requirements are comfortably met in 55340.

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How many chill hours does 55340 get?: 55340 averages 1176 chill hours per winter, ranging from 966 to 1446 across the last 10 years.
What hardiness zone is 55340?: 55340 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