How many chill hours does 59925 get?

59925 averages 1597 chill hours per winter, ranging from 874 to 1846 across the last 10 years.

What hardiness zone is 59925?

59925 is in USDA hardiness zone 4b.

Location almanac

The short answer

59925 averages 1,597 chill hours per winter (874–1,846 across 10 years) in USDA zone 4b.

59925 climate
Average chill hours	1,597 (874–1,846 across 10 winters)
USDA hardiness zone	4b
Last spring frost	typically April 30 – May 22
First fall frost	typically September 28 – October 25

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 59925’s chill hours and zone:

Chill and zone requirements are comfortably met in 59925.

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How many chill hours does 59925 get?: 59925 averages 1597 chill hours per winter, ranging from 874 to 1846 across the last 10 years.
What hardiness zone is 59925?: 59925 is in USDA hardiness zone 4b.

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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