How many chill hours does 97633 get?

97633 averages 2075 chill hours per winter, ranging from 1660 to 2415 across the last 10 years.

What hardiness zone is 97633?

97633 is in USDA hardiness zone 6b.

Location almanac

The short answer

97633 averages 2,075 chill hours per winter (1,660–2,415 across 10 years) in USDA zone 6b.

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 97633’s chill hours and zone:

Chill and zone requirements are comfortably met in 97633.

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How many chill hours does 97633 get?: 97633 averages 2075 chill hours per winter, ranging from 1660 to 2415 across the last 10 years.
What hardiness zone is 97633?: 97633 is in USDA hardiness zone 6b.

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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