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Chill hours in 54853

The short answer

54853 averages 1,118 chill hours per winter (9101,485 across 10 years) in USDA zone 4b.
54853 climate
Average chill hours1,118 (910–1,485 across 10 winters)
USDA hardiness zone4b
Last spring frosttypically April 25 – April 30
First fall frosttypically October 14 – November 14

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 54853’s chill hours and zone:

How many chill hours does 54853 get?
54853 averages 1118 chill hours per winter, ranging from 910 to 1485 across the last 10 years.
What hardiness zone is 54853?
54853 is in USDA hardiness zone 4b.

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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