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Chill hours in 59873

The short answer

59873 averages 796 chill hours per winter (6041,100 across 10 years) in USDA zone 6a.
59873 climate
Average chill hours796 (604–1,100 across 10 winters)
USDA hardiness zone6a
Last spring frosttypically June 15 – June 25
First fall frosttypically August 22 – September 21

Computed from 10 winters of ERA5 hourly temperature (Open-Meteo, 2015–2025); zones from USDA PHZM 2023. Data updated July 3, 2026. See methodology.

Every variety in our database, checked against 59873’s chill hours and zone:

Marginal (29)

Possible in a good year or a favorable microclimate — click through for the caveats.

Marginal varieties for this location
VarietyFruit
AkaneApple
CortlandApple
Cox's Orange PippinApple
EmpireApple
HoneycrispApple
LibertyApple
McIntoshApple
Rome BeautyApple
SpartanApple
WealthyApple
WinesapApple
Yellow TransparentApple
GoldcotApricot
HarkoNectarine
MericrestNectarine
ContenderPeach
CresthavenPeach
RedhavenPeach
ReliancePeach
D'AnjouPear
Harrow DelightPear
Blue DamsonPlum
French Improved PrunePlum
Italian PrunePlum
StanleyPlum
LambertSweet Cherry
SunburstSweet Cherry
Utah GiantSweet Cherry
MeteorTart Cherry
How many chill hours does 59873 get?
59873 averages 796 chill hours per winter, ranging from 604 to 1100 across the last 10 years.
What hardiness zone is 59873?
59873 is in USDA hardiness zone 6a.

Growing fruit trees in 59873? Get a care calendar anchored to this exact climate, with email reminders.

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Sources

  1. [1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
  2. [2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026