How many chill hours does 59477 get?

59477 averages 1701 chill hours per winter, ranging from 1307 to 1925 across the last 10 years.

What hardiness zone is 59477?

59477 is in USDA hardiness zone 4b.

Location almanac

The short answer

59477 averages 1,701 chill hours per winter (1,307–1,925 across 10 years) in USDA zone 4b.

59477 climate
Average chill hours	1,701 (1,307–1,925 across 10 winters)
USDA hardiness zone	4b
Last spring frost	typically April 23 – May 22
First fall frost	typically September 28 – 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 59477’s chill hours and zone:

Chill and zone requirements are comfortably met in 59477.

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How many chill hours does 59477 get?: 59477 averages 1701 chill hours per winter, ranging from 1307 to 1925 across the last 10 years.
What hardiness zone is 59477?: 59477 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