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Chill hours in A0J

The short answer

A0J averages 1,340 chill hours per winter (1,1111,554 across 10 years) in USDA zone 6b.
A0J climate
Average chill hours1,340 (1,111–1,554 across 10 winters)
USDA hardiness zone6b (NRCan zone 4a)
Last spring frosttypically May 14 – June 8
First fall frosttypically October 22 – November 3

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 A0J’s chill hours and zone:

Good fit (156)

Chill and zone requirements are comfortably met in A0J.

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
IdaredApple
JonagoldApple
JonamacApple
JonathanApple
LibertyApple
LodiApple
McIntoshApple
Show 126 more good fit varieties
How many chill hours does A0J get?
A0J averages 1340 chill hours per winter, ranging from 1111 to 1554 across the last 10 years.
What hardiness zone is A0J?
A0J is in USDA hardiness zone 6b.

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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