How many chill hours does 70761 get?

70761 averages 598 chill hours per winter, ranging from 340 to 729 across the last 10 years.

What hardiness zone is 70761?

70761 is in USDA hardiness zone 9a.

Location almanac

The short answer

70761 averages 598 chill hours per winter (340–729 across 10 years) in USDA zone 9a.

70761 climate
Average chill hours	598 (340–729 across 10 winters)
USDA hardiness zone	9a
Last spring frost	typically January 24 – March 13
First fall frost	typically November 15 – December 20

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 70761’s chill hours and zone:

Chill and zone requirements are comfortably met in 70761.

Show 48 more good fit varieties

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

How many chill hours does 70761 get?: 70761 averages 598 chill hours per winter, ranging from 340 to 729 across the last 10 years.
What hardiness zone is 70761?: 70761 is in USDA hardiness zone 9a.

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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