How many chill hours does 56045 get?

56045 averages 1184 chill hours per winter, ranging from 1031 to 1409 across the last 10 years.

What hardiness zone is 56045?

56045 is in USDA hardiness zone 4b.

Location almanac

The short answer

56045 averages 1,184 chill hours per winter (1,031–1,409 across 10 years) in USDA zone 4b.

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 56045’s chill hours and zone:

Chill and zone requirements are comfortably met in 56045.

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How many chill hours does 56045 get?: 56045 averages 1184 chill hours per winter, ranging from 1031 to 1409 across the last 10 years.
What hardiness zone is 56045?: 56045 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