Skip to content
EveryOrchard
Menu

Location almanac

Chill hours in 56554

The short answer

56554 averages 980 chill hours per winter (6271,305 across 10 years) in USDA zone 4a.
56554 climate
Average chill hours980 (627–1,305 across 10 winters)
USDA hardiness zone4a
Last spring frosttypically April 28 – May 13
First fall frosttypically October 11 – 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 56554’s chill hours and zone:

Marginal (1)

Possible in a good year or a favorable microclimate — click through for the caveats.

Marginal varieties for this location
VarietyFruit
ReliancePeach
How many chill hours does 56554 get?
56554 averages 980 chill hours per winter, ranging from 627 to 1305 across the last 10 years.
What hardiness zone is 56554?
56554 is in USDA hardiness zone 4a.

Growing fruit trees in 56554? Get a care calendar anchored to this exact climate, with email reminders.

Start My Orchard

Sources

  1. [1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
  2. [2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026