How many chill hours does 73937 get?

73937 averages 1453 chill hours per winter, ranging from 1180 to 1687 across the last 10 years.

What hardiness zone is 73937?

73937 is in USDA hardiness zone 6b.

Location almanac

The short answer

73937 averages 1,453 chill hours per winter (1,180–1,687 across 10 years) in USDA zone 6b.

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 73937’s chill hours and zone:

Chill and zone requirements are comfortably met in 73937.

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How many chill hours does 73937 get?: 73937 averages 1453 chill hours per winter, ranging from 1180 to 1687 across the last 10 years.
What hardiness zone is 73937?: 73937 is in USDA hardiness zone 6b.

Growing fruit trees in 73937? Get a care calendar anchored to this exact climate, with email reminders.

[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