How many chill hours does 68959 get?

68959 averages 1421 chill hours per winter, ranging from 1270 to 1629 across the last 10 years.

What hardiness zone is 68959?

68959 is in USDA hardiness zone 5b.

Location almanac

The short answer

68959 averages 1,421 chill hours per winter (1,270–1,629 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 68959’s chill hours and zone:

Chill and zone requirements are comfortably met in 68959.

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How many chill hours does 68959 get?: 68959 averages 1421 chill hours per winter, ranging from 1270 to 1629 across the last 10 years.
What hardiness zone is 68959?: 68959 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