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Chill hours in N7A

The short answer

N7A averages 1,722 chill hours per winter (1,3032,089 across 10 years) in USDA zone 7a.
N7A climate
Average chill hours1,722 (1,303–2,089 across 10 winters)
USDA hardiness zone7a (NRCan zone 6a)
Last spring frosttypically April 14 – April 30
First fall frosttypically November 8 – November 30

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 N7A’s chill hours and zone:

Good fit (161)

Chill and zone requirements are comfortably met in N7A.

Good fit varieties for this location
VarietyFruit
Acey MacApple
AkaneApple
AnnaApple
Arkansas BlackApple
BraeburnApple
CameoApple
CandyCrispApple
CortlandApple
Cox's Orange PippinApple
CrimsonCrispApple
Dorsett GoldenApple
EarligoldApple
EmpireApple
FortuneApple
FujiApple
GalaApple
Ginger GoldApple
GoldRushApple
Golden DeliciousApple
Golden SupremeApple
Granny SmithApple
GravensteinApple
HoneycrispApple
JonagoldApple
JonamacApple
JonathanApple
LibertyApple
LodiApple
McIntoshApple
MutsuApple
Show 131 more good fit varieties
How many chill hours does N7A get?
N7A averages 1722 chill hours per winter, ranging from 1303 to 2089 across the last 10 years.
What hardiness zone is N7A?
N7A is in USDA hardiness zone 7a.

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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