How many chill hours does 68335 get?

68335 averages 1395 chill hours per winter, ranging from 1173 to 1617 across the last 10 years.

What hardiness zone is 68335?

68335 is in USDA hardiness zone 6a.

Location almanac

The short answer

68335 averages 1,395 chill hours per winter (1,173–1,617 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 68335’s chill hours and zone:

Chill and zone requirements are comfortably met in 68335.

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How many chill hours does 68335 get?: 68335 averages 1395 chill hours per winter, ranging from 1173 to 1617 across the last 10 years.
What hardiness zone is 68335?: 68335 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