How many chill hours does 59454 get?

59454 averages 1502 chill hours per winter, ranging from 989 to 1797 across the last 10 years.

What hardiness zone is 59454?

59454 is in USDA hardiness zone 4a.

Location almanac

The short answer

59454 averages 1,502 chill hours per winter (989–1,797 across 10 years) in USDA zone 4a.

59454 climate
Average chill hours	1,502 (989–1,797 across 10 winters)
USDA hardiness zone	4a
Last spring frost	typically April 28 – May 22
First fall frost	typically September 24 – October 16

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 59454’s chill hours and zone:

Chill and zone requirements are comfortably met in 59454.

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How many chill hours does 59454 get?: 59454 averages 1502 chill hours per winter, ranging from 989 to 1797 across the last 10 years.
What hardiness zone is 59454?: 59454 is in USDA hardiness zone 4a.

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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