How many chill hours does 68651 get?

68651 averages 1359 chill hours per winter, ranging from 1204 to 1589 across the last 10 years.

What hardiness zone is 68651?

68651 is in USDA hardiness zone 5b.

Location almanac

The short answer

68651 averages 1,359 chill hours per winter (1,204–1,589 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 68651’s chill hours and zone:

Chill and zone requirements are comfortably met in 68651.

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How many chill hours does 68651 get?: 68651 averages 1359 chill hours per winter, ranging from 1204 to 1589 across the last 10 years.
What hardiness zone is 68651?: 68651 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