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Chill hours in 95697

The short answer

95697 averages 940 chill hours per winter (7691,461 across 10 years) in USDA zone 9b.
95697 climate
Average chill hours940 (769–1,461 across 10 winters)
USDA hardiness zone9b
Last spring frosttypically January 2 – February 26
First fall frosttypically November 29 – 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 95697’s chill hours and zone:

How many chill hours does 95697 get?
95697 averages 940 chill hours per winter, ranging from 769 to 1461 across the last 10 years.
What hardiness zone is 95697?
95697 is in USDA hardiness zone 9b.

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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