Skip to content
EveryOrchard
Menu

Location almanac

Chill hours in 56340

The short answer

56340 averages 1,111 chill hours per winter (8361,477 across 10 years) in USDA zone 4b.
56340 climate
Average chill hours1,111 (836–1,477 across 10 winters)
USDA hardiness zone4b
Last spring frosttypically April 21 – May 10
First fall frosttypically October 5 – 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 56340’s chill hours and zone:

How many chill hours does 56340 get?
56340 averages 1111 chill hours per winter, ranging from 836 to 1477 across the last 10 years.
What hardiness zone is 56340?
56340 is in USDA hardiness zone 4b.

Growing fruit trees in 56340? 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