How many chill hours does 12997 get?

12997 averages 903 chill hours per winter, ranging from 741 to 1072 across the last 10 years.

What hardiness zone is 12997?

12997 is in USDA hardiness zone 4b.

Location almanac

The short answer

12997 averages 903 chill hours per winter (741–1,072 across 10 years) in USDA zone 4b.

12997 climate
Average chill hours	903 (741–1,072 across 10 winters)
USDA hardiness zone	4b
Last spring frost	typically May 18 – June 3
First fall frost	typically September 19 – October 13

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 12997’s chill hours and zone:

Chill and zone requirements are comfortably met in 12997.

Show 89 more good fit varieties

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

Marginal varieties for this location
Variety	Fruit
Reliance	Peach

How many chill hours does 12997 get?: 12997 averages 903 chill hours per winter, ranging from 741 to 1072 across the last 10 years.
What hardiness zone is 12997?: 12997 is in USDA hardiness zone 4b.

Growing fruit trees in 12997? 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