How many chill hours does 54451 get?

54451 averages 1152 chill hours per winter, ranging from 869 to 1453 across the last 10 years.

What hardiness zone is 54451?

54451 is in USDA hardiness zone 4a.

Location almanac

The short answer

54451 averages 1,152 chill hours per winter (869–1,453 across 10 years) in USDA zone 4a.

54451 climate
Average chill hours	1,152 (869–1,453 across 10 winters)
USDA hardiness zone	4a
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 54451’s chill hours and zone:

Chill and zone requirements are comfortably met in 54451.

Show 90 more good fit varieties

How many chill hours does 54451 get?: 54451 averages 1152 chill hours per winter, ranging from 869 to 1453 across the last 10 years.
What hardiness zone is 54451?: 54451 is in USDA hardiness zone 4a.

Growing fruit trees in 54451? 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