How many chill hours does 97825 get?

97825 averages 1723 chill hours per winter, ranging from 1332 to 1973 across the last 10 years.

What hardiness zone is 97825?

97825 is in USDA hardiness zone 7a.

Location almanac

The short answer

97825 averages 1,723 chill hours per winter (1,332–1,973 across 10 years) in USDA zone 7a.

97825 climate
Average chill hours	1,723 (1,332–1,973 across 10 winters)
USDA hardiness zone	7a
Last spring frost	typically May 7 – June 15
First fall frost	typically September 29 – October 21

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 97825’s chill hours and zone:

Chill and zone requirements are comfortably met in 97825.

Show 131 more good fit varieties

How many chill hours does 97825 get?: 97825 averages 1723 chill hours per winter, ranging from 1332 to 1973 across the last 10 years.
What hardiness zone is 97825?: 97825 is in USDA hardiness zone 7a.

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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