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Chill hours in 97062

The short answer

97062 averages 2,177 chill hours per winter (1,8952,538 across 10 years) in USDA zone 9a.
97062 climate
Average chill hours2,177 (1,895–2,538 across 10 winters)
USDA hardiness zone9a
Last spring frosttypically March 15 – April 13
First fall frosttypically October 28 – December 5

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 97062’s chill hours and zone:

How many chill hours does 97062 get?
97062 averages 2177 chill hours per winter, ranging from 1895 to 2538 across the last 10 years.
What hardiness zone is 97062?
97062 is in USDA hardiness zone 9a.

Growing fruit trees in 97062? Get a care calendar anchored to this exact climate, with email reminders.

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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