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Chill hours in V8W

The short answer

V8W averages 2,439 chill hours per winter (2,2312,711 across 10 years) in USDA zone 9a.
V8W climate
Average chill hours2,439 (2,231–2,711 across 10 winters)
USDA hardiness zone9a (NRCan zone 9a)
Last spring frosttypically January 3 – March 16
First fall frosttypically December 5 – December 23

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 V8W’s chill hours and zone:

How many chill hours does V8W get?
V8W averages 2439 chill hours per winter, ranging from 2231 to 2711 across the last 10 years.
What hardiness zone is V8W?
V8W is in USDA hardiness zone 9a.

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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