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Chill hours in H9B

The short answer

H9B averages 1,347 chill hours per winter (1,1571,687 across 10 years) in USDA zone 5b.
H9B climate
Average chill hours1,347 (1,157–1,687 across 10 winters)
USDA hardiness zone5b (NRCan zone 6a)
Last spring frosttypically April 20 – April 30
First fall frosttypically October 26 – November 9

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 H9B’s chill hours and zone:

Good fit (152)

Chill and zone requirements are comfortably met in H9B.

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 122 more good fit varieties
How many chill hours does H9B get?
H9B averages 1347 chill hours per winter, ranging from 1157 to 1687 across the last 10 years.
What hardiness zone is H9B?
H9B is in USDA hardiness zone 5b.

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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