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Chill hours in H1A

The short answer

H1A averages 1,271 chill hours per winter (1,0851,617 across 10 years) in USDA zone 5a.
H1A climate
Average chill hours1,271 (1,085–1,617 across 10 winters)
USDA hardiness zone5a (NRCan zone 5b)
Last spring frosttypically April 25 – May 9
First fall frosttypically October 18 – 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 H1A’s chill hours and zone:

Good fit (152)

Chill and zone requirements are comfortably met in H1A.

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 H1A get?
H1A averages 1271 chill hours per winter, ranging from 1085 to 1617 across the last 10 years.
What hardiness zone is H1A?
H1A is in USDA hardiness zone 5a.

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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