How many chill hours does 59442 get?

59442 averages 1559 chill hours per winter, ranging from 1246 to 1855 across the last 10 years.

What hardiness zone is 59442?

59442 is in USDA hardiness zone 4a.

Location almanac

The short answer

59442 averages 1,559 chill hours per winter (1,246–1,855 across 10 years) in USDA zone 4a.

59442 climate
Average chill hours	1,559 (1,246–1,855 across 10 winters)
USDA hardiness zone	4a
Last spring frost	typically April 16 – May 5
First fall frost	typically September 30 – October 24

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 59442’s chill hours and zone:

Chill and zone requirements are comfortably met in 59442.

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How many chill hours does 59442 get?: 59442 averages 1559 chill hours per winter, ranging from 1246 to 1855 across the last 10 years.
What hardiness zone is 59442?: 59442 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