Skip to content
EveryOrchard
Menu

Location almanac

Chill hours in J1S

The short answer

J1S averages 1,274 chill hours per winter (1,0201,704 across 10 years) in USDA zone 5a.
J1S climate
Average chill hours1,274 (1,020–1,704 across 10 winters)
USDA hardiness zone5a (NRCan zone 4b)
Last spring frosttypically April 26 – May 17
First fall frosttypically October 18 – October 30

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 J1S’s chill hours and zone:

Good fit (152)

Chill and zone requirements are comfortably met in J1S.

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 J1S get?
J1S averages 1274 chill hours per winter, ranging from 1020 to 1704 across the last 10 years.
What hardiness zone is J1S?
J1S is in USDA hardiness zone 5a.

Growing fruit trees in J1S? Get a care calendar anchored to this exact climate, with email reminders.

Start My Orchard

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