How many chill hours does 59545 get?

59545 averages 1506 chill hours per winter, ranging from 811 to 1743 across the last 10 years.

What hardiness zone is 59545?

59545 is in USDA hardiness zone 4a.

Location almanac

The short answer

59545 averages 1,506 chill hours per winter (811–1,743 across 10 years) in USDA zone 4a.

59545 climate
Average chill hours	1,506 (811–1,743 across 10 winters)
USDA hardiness zone	4a
Last spring frost	typically April 26 – May 23
First fall frost	typically September 28 – October 19

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 59545’s chill hours and zone:

Chill and zone requirements are comfortably met in 59545.

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How many chill hours does 59545 get?: 59545 averages 1506 chill hours per winter, ranging from 811 to 1743 across the last 10 years.
What hardiness zone is 59545?: 59545 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