How many chill hours does 61610 get?

61610 averages 1509 chill hours per winter, ranging from 1226 to 1807 across the last 10 years.

What hardiness zone is 61610?

61610 is in USDA hardiness zone 6a.

Location almanac

The short answer

61610 averages 1,509 chill hours per winter (1,226–1,807 across 10 years) in USDA zone 6a.

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 61610’s chill hours and zone:

Chill and zone requirements are comfortably met in 61610.

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How many chill hours does 61610 get?: 61610 averages 1509 chill hours per winter, ranging from 1226 to 1807 across the last 10 years.
What hardiness zone is 61610?: 61610 is in USDA hardiness zone 6a.

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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