Skip to content
EveryOrchard
Menu

Location almanac

Chill hours in 56565

The short answer

56565 averages 1,097 chill hours per winter (7801,376 across 10 years) in USDA zone 4a.
56565 climate
Average chill hours1,097 (780–1,376 across 10 winters)
USDA hardiness zone4a
Last spring frosttypically April 23 – May 11
First fall frosttypically October 7 – November 13

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 56565’s chill hours and zone:

How many chill hours does 56565 get?
56565 averages 1097 chill hours per winter, ranging from 780 to 1376 across the last 10 years.
What hardiness zone is 56565?
56565 is in USDA hardiness zone 4a.

Growing fruit trees in 56565? 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