How many chill hours does 97885 get?

97885 averages 1946 chill hours per winter, ranging from 1580 to 2219 across the last 10 years.

What hardiness zone is 97885?

97885 is in USDA hardiness zone 6b.

Location almanac

The short answer

97885 averages 1,946 chill hours per winter (1,580–2,219 across 10 years) in USDA zone 6b.

97885 climate
Average chill hours	1,946 (1,580–2,219 across 10 winters)
USDA hardiness zone	6b
Last spring frost	typically April 25 – May 15
First fall frost	typically September 30 – October 26

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 97885’s chill hours and zone:

Chill and zone requirements are comfortably met in 97885.

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How many chill hours does 97885 get?: 97885 averages 1946 chill hours per winter, ranging from 1580 to 2219 across the last 10 years.
What hardiness zone is 97885?: 97885 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