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Chill hours in A0A

The short answer

A0A averages 1,594 chill hours per winter (1,4461,816 across 10 years) in USDA zone 7a.
A0A climate
Average chill hours1,594 (1,446–1,816 across 10 winters)
USDA hardiness zone7a (NRCan zone 5b)
Last spring frosttypically May 7 – May 28
First fall frosttypically October 23 – November 12

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 A0A’s chill hours and zone:

Good fit (161)

Chill and zone requirements are comfortably met in A0A.

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 A0A get?
A0A averages 1594 chill hours per winter, ranging from 1446 to 1816 across the last 10 years.
What hardiness zone is A0A?
A0A 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