How many chill hours does 99765 get?

99765 averages 776 chill hours per winter, ranging from 576 to 1052 across the last 10 years.

What hardiness zone is 99765?

99765 is in USDA hardiness zone 2a.

Location almanac

The short answer

99765 averages 776 chill hours per winter (576–1,052 across 10 years) in USDA zone 2a.

99765 climate
Average chill hours	776 (576–1,052 across 10 winters)
USDA hardiness zone	2a
Last spring frost	typically May 6 – May 29
First fall frost	typically September 19 – September 27

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 99765’s chill hours and zone:

Chill and zone requirements are comfortably met in 99765.

Show 19 more good fit varieties

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

How many chill hours does 99765 get?: 99765 averages 776 chill hours per winter, ranging from 576 to 1052 across the last 10 years.
What hardiness zone is 99765?: 99765 is in USDA hardiness zone 2a.

Growing fruit trees in 99765? Get a care calendar anchored to this exact climate, with email reminders.

[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