How many chill hours does 55723 get?

55723 averages 983 chill hours per winter, ranging from 733 to 1291 across the last 10 years.

What hardiness zone is 55723?

55723 is in USDA hardiness zone 3b.

Location almanac

The short answer

55723 averages 983 chill hours per winter (733–1,291 across 10 years) in USDA zone 3b.

55723 climate
Average chill hours	983 (733–1,291 across 10 winters)
USDA hardiness zone	3b
Last spring frost	typically April 30 – May 16
First fall frost	typically September 29 – October 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 55723’s chill hours and zone:

Chill and zone requirements are comfortably met in 55723.

Show 41 more good fit varieties

How many chill hours does 55723 get?: 55723 averages 983 chill hours per winter, ranging from 733 to 1291 across the last 10 years.
What hardiness zone is 55723?: 55723 is in USDA hardiness zone 3b.

Growing fruit trees in 55723? 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