How many chill hours does 59243 get?

59243 averages 1264 chill hours per winter, ranging from 817 to 1436 across the last 10 years.

What hardiness zone is 59243?

59243 is in USDA hardiness zone 4a.

Location almanac

The short answer

59243 averages 1,264 chill hours per winter (817–1,436 across 10 years) in USDA zone 4a.

59243 climate
Average chill hours	1,264 (817–1,436 across 10 winters)
USDA hardiness zone	4a
Last spring frost	typically April 26 – May 18
First fall frost	typically September 28 – October 28

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 59243’s chill hours and zone:

Chill and zone requirements are comfortably met in 59243.

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How many chill hours does 59243 get?: 59243 averages 1264 chill hours per winter, ranging from 817 to 1436 across the last 10 years.
What hardiness zone is 59243?: 59243 is in USDA hardiness zone 4a.

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