How many chill hours does 68659 get?

68659 averages 1362 chill hours per winter, ranging from 1185 to 1638 across the last 10 years.

What hardiness zone is 68659?

68659 is in USDA hardiness zone 5b.

Location almanac

The short answer

68659 averages 1,362 chill hours per winter (1,185–1,638 across 10 years) in USDA zone 5b.

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 68659’s chill hours and zone:

Chill and zone requirements are comfortably met in 68659.

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How many chill hours does 68659 get?: 68659 averages 1362 chill hours per winter, ranging from 1185 to 1638 across the last 10 years.
What hardiness zone is 68659?: 68659 is in USDA hardiness zone 5b.

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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