How many chill hours does 56658 get?

56658 averages 960 chill hours per winter, ranging from 729 to 1216 across the last 10 years.

What hardiness zone is 56658?

56658 is in USDA hardiness zone 3b.

Location almanac

The short answer

56658 averages 960 chill hours per winter (729–1,216 across 10 years) in USDA zone 3b.

56658 climate
Average chill hours	960 (729–1,216 across 10 winters)
USDA hardiness zone	3b
Last spring frost	typically April 30 – May 17
First fall frost	typically September 29 – October 21

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 56658’s chill hours and zone:

Chill and zone requirements are comfortably met in 56658.

Show 41 more good fit varieties

How many chill hours does 56658 get?: 56658 averages 960 chill hours per winter, ranging from 729 to 1216 across the last 10 years.
What hardiness zone is 56658?: 56658 is in USDA hardiness zone 3b.

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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