How many chill hours does 59471 get?

59471 averages 1502 chill hours per winter, ranging from 1095 to 1693 across the last 10 years.

What hardiness zone is 59471?

59471 is in USDA hardiness zone 4b.

Location almanac

The short answer

59471 averages 1,502 chill hours per winter (1,095–1,693 across 10 years) in USDA zone 4b.

59471 climate
Average chill hours	1,502 (1,095–1,693 across 10 winters)
USDA hardiness zone	4b
Last spring frost	typically April 21 – May 19
First fall frost	typically September 30 – 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 59471’s chill hours and zone:

Chill and zone requirements are comfortably met in 59471.

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How many chill hours does 59471 get?: 59471 averages 1502 chill hours per winter, ranging from 1095 to 1693 across the last 10 years.
What hardiness zone is 59471?: 59471 is in USDA hardiness zone 4b.

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