Skip to content
EveryOrchard
Menu

Location almanac

Chill hours in T8G

The short answer

T8G averages 1,076 chill hours per winter (6771,301 across 10 years) in USDA zone 3b.
T8G climate
Average chill hours1,076 (677–1,301 across 10 winters)
USDA hardiness zone3b (NRCan zone 3b)
Last spring frosttypically April 26 – May 17
First fall frosttypically September 28 – October 10

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 T8G’s chill hours and zone:

How many chill hours does T8G get?
T8G averages 1076 chill hours per winter, ranging from 677 to 1301 across the last 10 years.
What hardiness zone is T8G?
T8G is in USDA hardiness zone 3b.

Growing fruit trees in T8G? 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