How many chill hours does 87728 get?

87728 averages 1483 chill hours per winter, ranging from 1309 to 1646 across the last 10 years.

What hardiness zone is 87728?

87728 is in USDA hardiness zone 6a.

Location almanac

The short answer

87728 averages 1,483 chill hours per winter (1,309–1,646 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 87728’s chill hours and zone:

Chill and zone requirements are comfortably met in 87728.

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How many chill hours does 87728 get?: 87728 averages 1483 chill hours per winter, ranging from 1309 to 1646 across the last 10 years.
What hardiness zone is 87728?: 87728 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