How many chill hours does 59315 get?

59315 averages 1286 chill hours per winter, ranging from 813 to 1465 across the last 10 years.

What hardiness zone is 59315?

59315 is in USDA hardiness zone 4a.

Location almanac

The short answer

59315 averages 1,286 chill hours per winter (813–1,465 across 10 years) in USDA zone 4a.

59315 climate
Average chill hours	1,286 (813–1,465 across 10 winters)
USDA hardiness zone	4a
Last spring frost	typically April 28 – May 19
First fall frost	typically September 28 – 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 59315’s chill hours and zone:

Chill and zone requirements are comfortably met in 59315.

Show 90 more good fit varieties

How many chill hours does 59315 get?: 59315 averages 1286 chill hours per winter, ranging from 813 to 1465 across the last 10 years.
What hardiness zone is 59315?: 59315 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