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Chill hours in 54836

The short answer

54836 averages 1,068 chill hours per winter (8231,502 across 10 years) in USDA zone 4a.
54836 climate
Average chill hours1,068 (823–1,502 across 10 winters)
USDA hardiness zone4a
Last spring frosttypically April 27 – May 16
First fall frosttypically October 10 – October 28

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 54836’s chill hours and zone:

How many chill hours does 54836 get?
54836 averages 1068 chill hours per winter, ranging from 823 to 1502 across the last 10 years.
What hardiness zone is 54836?
54836 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