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Chill hours in P8N

The short answer

P8N averages 880 chill hours per winter (4731,269 across 10 years) in USDA zone 4a.
P8N climate
Average chill hours880 (473–1,269 across 10 winters)
USDA hardiness zone4a (NRCan zone 3b)
Last spring frosttypically May 4 – May 18
First fall frosttypically October 16 – November 1

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 P8N’s chill hours and zone:

Marginal (3)

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

Marginal varieties for this location
VarietyFruit
ContenderPeach
CresthavenPeach
ReliancePeach
How many chill hours does P8N get?
P8N averages 880 chill hours per winter, ranging from 473 to 1269 across the last 10 years.
What hardiness zone is P8N?
P8N is in USDA hardiness zone 4a.

Growing fruit trees in P8N? 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