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Chill hours in 54832

The short answer

54832 averages 1,063 chill hours per winter (7931,479 across 10 years) in USDA zone 4a.
54832 climate
Average chill hours1,063 (793–1,479 across 10 winters)
USDA hardiness zone4a
Last spring frosttypically April 27 – May 16
First fall frosttypically October 11 – November 1

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 54832’s chill hours and zone:

How many chill hours does 54832 get?
54832 averages 1063 chill hours per winter, ranging from 793 to 1479 across the last 10 years.
What hardiness zone is 54832?
54832 is in USDA hardiness zone 4a.

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Sources

  1. [1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
  2. [2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026