How many chill hours does 59078 get?

59078 averages 1498 chill hours per winter, ranging from 1100 to 1681 across the last 10 years.

What hardiness zone is 59078?

59078 is in USDA hardiness zone 4b.

Location almanac

The short answer

59078 averages 1,498 chill hours per winter (1,100–1,681 across 10 years) in USDA zone 4b.

59078 climate
Average chill hours	1,498 (1,100–1,681 across 10 winters)
USDA hardiness zone	4b
Last spring frost	typically April 28 – May 22
First fall frost	typically September 25 – 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 59078’s chill hours and zone:

Chill and zone requirements are comfortably met in 59078.

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How many chill hours does 59078 get?: 59078 averages 1498 chill hours per winter, ranging from 1100 to 1681 across the last 10 years.
What hardiness zone is 59078?: 59078 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