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Chill hours in B0R

The short answer

B0R averages 1,520 chill hours per winter (1,3031,735 across 10 years) in USDA zone 6b.
B0R climate
Average chill hours1,520 (1,303–1,735 across 10 winters)
USDA hardiness zone6b (NRCan zone 6a)
Last spring frosttypically April 23 – May 3
First fall frosttypically October 19 – November 10

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 B0R’s chill hours and zone:

Good fit (156)

Chill and zone requirements are comfortably met in B0R.

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 B0R get?
B0R averages 1520 chill hours per winter, ranging from 1303 to 1735 across the last 10 years.
What hardiness zone is B0R?
B0R 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