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Chill hours in 52134

The short answer

52134 averages 1,223 chill hours per winter (1,0851,474 across 10 years) in USDA zone 4b.
52134 climate
Average chill hours1,223 (1,085–1,474 across 10 winters)
USDA hardiness zone4b
Last spring frosttypically April 25 – May 13
First fall frosttypically October 12 – October 27

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 52134’s chill hours and zone:

How many chill hours does 52134 get?
52134 averages 1223 chill hours per winter, ranging from 1085 to 1474 across the last 10 years.
What hardiness zone is 52134?
52134 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