How many chill hours does 53597 get?

53597 averages 1367 chill hours per winter, ranging from 1182 to 1689 across the last 10 years.

What hardiness zone is 53597?

53597 is in USDA hardiness zone 5a.

Location almanac

The short answer

53597 averages 1,367 chill hours per winter (1,182–1,689 across 10 years) in USDA zone 5a.

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 53597’s chill hours and zone:

Chill and zone requirements are comfortably met in 53597.

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How many chill hours does 53597 get?: 53597 averages 1367 chill hours per winter, ranging from 1182 to 1689 across the last 10 years.
What hardiness zone is 53597?: 53597 is in USDA hardiness zone 5a.

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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