How many chill hours does 59418 get?

59418 averages 1583 chill hours per winter, ranging from 1197 to 1722 across the last 10 years.

What hardiness zone is 59418?

59418 is in USDA hardiness zone 4b.

Location almanac

The short answer

59418 averages 1,583 chill hours per winter (1,197–1,722 across 10 years) in USDA zone 4b.

59418 climate
Average chill hours	1,583 (1,197–1,722 across 10 winters)
USDA hardiness zone	4b
Last spring frost	typically May 1 – May 25
First fall frost	typically September 17 – October 23

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 59418’s chill hours and zone:

Chill and zone requirements are comfortably met in 59418.

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How many chill hours does 59418 get?: 59418 averages 1583 chill hours per winter, ranging from 1197 to 1722 across the last 10 years.
What hardiness zone is 59418?: 59418 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