How many chill hours does 99767 get?

99767 averages 584 chill hours per winter, ranging from 351 to 764 across the last 10 years.

What hardiness zone is 99767?

99767 is in USDA hardiness zone 1b.

Location almanac

The short answer

99767 averages 584 chill hours per winter (351–764 across 10 years) in USDA zone 1b.

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 99767’s chill hours and zone:

Chill and zone requirements are comfortably met in 99767.

Show 3 more good fit varieties

Possible in a good year or a favorable microclimate — click through for the caveats.

How many chill hours does 99767 get?: 99767 averages 584 chill hours per winter, ranging from 351 to 764 across the last 10 years.
What hardiness zone is 99767?: 99767 is in USDA hardiness zone 1b.

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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