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Chill hours in 59252

The short answer

59252 averages 1,116 chill hours per winter (6691,363 across 10 years) in USDA zone 3b.
59252 climate
Average chill hours1,116 (669–1,363 across 10 winters)
USDA hardiness zone3b
Last spring frosttypically April 29 – May 19
First fall frosttypically September 21 – October 15

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 59252’s chill hours and zone:

How many chill hours does 59252 get?
59252 averages 1116 chill hours per winter, ranging from 669 to 1363 across the last 10 years.
What hardiness zone is 59252?
59252 is in USDA hardiness zone 3b.

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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