Skip to content
EveryOrchard
Menu

Location almanac

Chill hours in V9K

The short answer

V9K averages 2,864 chill hours per winter (2,4363,216 across 10 years) in USDA zone 9a.
V9K climate
Average chill hours2,864 (2,436–3,216 across 10 winters)
USDA hardiness zone9a (NRCan zone 7b)
Last spring frosttypically March 13 – April 17
First fall frosttypically October 30 – December 5

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 V9K’s chill hours and zone:

How many chill hours does V9K get?
V9K averages 2864 chill hours per winter, ranging from 2436 to 3216 across the last 10 years.
What hardiness zone is V9K?
V9K is in USDA hardiness zone 9a.

Growing fruit trees in V9K? 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] Natural Resources Canada. Plant Hardiness Zones of Canada — accessed July 2026