How many chill hours does 59441 get?

59441 averages 1558 chill hours per winter, ranging from 1142 to 1760 across the last 10 years.

What hardiness zone is 59441?

59441 is in USDA hardiness zone 4b.

Location almanac

The short answer

59441 averages 1,558 chill hours per winter (1,142–1,760 across 10 years) in USDA zone 4b.

59441 climate
Average chill hours	1,558 (1,142–1,760 across 10 winters)
USDA hardiness zone	4b
Last spring frost	typically April 28 – May 23
First fall frost	typically September 16 – October 26

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 59441’s chill hours and zone:

Chill and zone requirements are comfortably met in 59441.

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How many chill hours does 59441 get?: 59441 averages 1558 chill hours per winter, ranging from 1142 to 1760 across the last 10 years.
What hardiness zone is 59441?: 59441 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