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Chill hours in 97367

The short answer

97367 averages 1,549 chill hours per winter (8982,171 across 10 years) in USDA zone 9a.
97367 climate
Average chill hours1,549 (898–2,171 across 10 winters)
USDA hardiness zone9a
Last spring frosttypically February 25 – March 8
First fall frosttypically November 29 – December 26

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 97367’s chill hours and zone:

How many chill hours does 97367 get?
97367 averages 1549 chill hours per winter, ranging from 898 to 2171 across the last 10 years.
What hardiness zone is 97367?
97367 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