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Chill hours in 52050

The short answer

52050 averages 1,363 chill hours per winter (1,1931,625 across 10 years) in USDA zone 4b.
52050 climate
Average chill hours1,363 (1,193–1,625 across 10 winters)
USDA hardiness zone4b
Last spring frosttypically April 20 – April 28
First fall frosttypically October 12 – 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 52050’s chill hours and zone:

How many chill hours does 52050 get?
52050 averages 1363 chill hours per winter, ranging from 1193 to 1625 across the last 10 years.
What hardiness zone is 52050?
52050 is in USDA hardiness zone 4b.

Growing fruit trees in 52050? 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