How many chill hours does 99624 get?

99624 averages 1994 chill hours per winter, ranging from 1174 to 2811 across the last 10 years.

What hardiness zone is 99624?

99624 is in USDA hardiness zone 7b.

Location almanac

The short answer

99624 averages 1,994 chill hours per winter (1,174–2,811 across 10 years) in USDA zone 7b.

99624 climate
Average chill hours	1,994 (1,174–2,811 across 10 winters)
USDA hardiness zone	7b
Last spring frost	typically May 5 – June 5
First fall frost	typically September 22 – October 18

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 99624’s chill hours and zone:

Chill and zone requirements are comfortably met in 99624.

Show 131 more good fit varieties

How many chill hours does 99624 get?: 99624 averages 1994 chill hours per winter, ranging from 1174 to 2811 across the last 10 years.
What hardiness zone is 99624?: 99624 is in USDA hardiness zone 7b.

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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