How many chill hours does 97444 get?

97444 averages 2048 chill hours per winter, ranging from 1545 to 2367 across the last 10 years.

What hardiness zone is 97444?

97444 is in USDA hardiness zone 9b.

Location almanac

The short answer

97444 averages 2,048 chill hours per winter (1,545–2,367 across 10 years) in USDA zone 9b.

97444 climate
Average chill hours	2,048 (1,545–2,367 across 10 winters)
USDA hardiness zone	9b
Last spring frost	typically April 5 – April 18
First fall frost	typically November 4 – December 3

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 97444’s chill hours and zone:

Chill and zone requirements are comfortably met in 97444.

Show 87 more good fit varieties

How many chill hours does 97444 get?: 97444 averages 2048 chill hours per winter, ranging from 1545 to 2367 across the last 10 years.
What hardiness zone is 97444?: 97444 is in USDA hardiness zone 9b.

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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