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Chill hours in 97369

The short answer

97369 averages 2,084 chill hours per winter (1,5792,605 across 10 years) in USDA zone 9a.
97369 climate
Average chill hours2,084 (1,579–2,605 across 10 winters)
USDA hardiness zone9a
Last spring frosttypically February 27 – April 6
First fall frosttypically October 30 – December 21

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 97369’s chill hours and zone:

How many chill hours does 97369 get?
97369 averages 2084 chill hours per winter, ranging from 1579 to 2605 across the last 10 years.
What hardiness zone is 97369?
97369 is in USDA hardiness zone 9a.

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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