How many chill hours does 59085 get?

59085 averages 1460 chill hours per winter, ranging from 972 to 1731 across the last 10 years.

What hardiness zone is 59085?

59085 is in USDA hardiness zone 4b.

Location almanac

The short answer

59085 averages 1,460 chill hours per winter (972–1,731 across 10 years) in USDA zone 4b.

59085 climate
Average chill hours	1,460 (972–1,731 across 10 winters)
USDA hardiness zone	4b
Last spring frost	typically May 10 – May 26
First fall frost	typically September 15 – October 20

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 59085’s chill hours and zone:

Chill and zone requirements are comfortably met in 59085.

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How many chill hours does 59085 get?: 59085 averages 1460 chill hours per winter, ranging from 972 to 1731 across the last 10 years.
What hardiness zone is 59085?: 59085 is in USDA hardiness zone 4b.

Growing fruit trees in 59085? Get a care calendar anchored to this exact climate, with email reminders.

[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