How many chill hours does 54480 get?

54480 averages 1160 chill hours per winter, ranging from 907 to 1444 across the last 10 years.

What hardiness zone is 54480?

54480 is in USDA hardiness zone 4b.

Location almanac

The short answer

54480 averages 1,160 chill hours per winter (907–1,444 across 10 years) in USDA zone 4b.

54480 climate
Average chill hours	1,160 (907–1,444 across 10 winters)
USDA hardiness zone	4b
Last spring frost	typically April 26 – May 13
First fall frost	typically September 29 – October 28

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 54480’s chill hours and zone:

Chill and zone requirements are comfortably met in 54480.

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How many chill hours does 54480 get?: 54480 averages 1160 chill hours per winter, ranging from 907 to 1444 across the last 10 years.
What hardiness zone is 54480?: 54480 is in USDA hardiness zone 4b.

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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