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Chill hours in P0K

The short answer

P0K averages 985 chill hours per winter (7321,166 across 10 years) in USDA zone 4a.
P0K climate
Average chill hours985 (732–1,166 across 10 winters)
USDA hardiness zone4a (NRCan zone 2b)
Last spring frosttypically May 15 – May 28
First fall frosttypically October 4 – October 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 P0K’s chill hours and zone:

Marginal (1)

Possible in a good year or a favorable microclimate — click through for the caveats.

Marginal varieties for this location
VarietyFruit
ReliancePeach
How many chill hours does P0K get?
P0K averages 985 chill hours per winter, ranging from 732 to 1166 across the last 10 years.
What hardiness zone is P0K?
P0K is in USDA hardiness zone 4a.

Growing fruit trees in P0K? Get a care calendar anchored to this exact climate, with email reminders.

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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