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Chill hours in 96065

The short answer

96065 averages 2,033 chill hours per winter (1,5812,406 across 10 years) in USDA zone 9a.
96065 climate
Average chill hours2,033 (1,581–2,406 across 10 winters)
USDA hardiness zone9a
Last spring frosttypically March 13 – April 14
First fall frosttypically November 8 – December 3

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 96065’s chill hours and zone:

How many chill hours does 96065 get?
96065 averages 2033 chill hours per winter, ranging from 1581 to 2406 across the last 10 years.
What hardiness zone is 96065?
96065 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