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Chill hours in V2K

The short answer

V2K averages 1,519 chill hours per winter (1,0151,852 across 10 years) in USDA zone 4b.
V2K climate
Average chill hours1,519 (1,015–1,852 across 10 winters)
USDA hardiness zone4b (NRCan zone 4b)
Last spring frosttypically April 27 – May 9
First fall frosttypically September 28 – October 21

Computed from 10 winters of ERA5 hourly temperature (Open-Meteo, 2015–2025); zones from USDA PHZM 2023 / NRCan 1981–2010. Data updated July 3, 2026. See methodology.

Every variety in our database, checked against V2K’s chill hours and zone:

How many chill hours does V2K get?
V2K averages 1519 chill hours per winter, ranging from 1015 to 1852 across the last 10 years.
What hardiness zone is V2K?
V2K is in USDA hardiness zone 4b.

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Sources

  1. [1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
  2. [2] Natural Resources Canada. Plant Hardiness Zones of Canada — accessed July 2026