How many chill hours does 93601 get?

93601 averages 1378 chill hours per winter, ranging from 927 to 1834 across the last 10 years.

What hardiness zone is 93601?

93601 is in USDA hardiness zone 9a.

Location almanac

The short answer

93601 averages 1,378 chill hours per winter (927–1,834 across 10 years) in USDA zone 9a.

93601 climate
Average chill hours	1,378 (927–1,834 across 10 winters)
USDA hardiness zone	9a
Last spring frost	typically March 24 – April 17
First fall frost	typically November 10 – December 10

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 93601’s chill hours and zone:

Chill and zone requirements are comfortably met in 93601.

Show 87 more good fit varieties

How many chill hours does 93601 get?: 93601 averages 1378 chill hours per winter, ranging from 927 to 1834 across the last 10 years.
What hardiness zone is 93601?: 93601 is in USDA hardiness zone 9a.

Growing fruit trees in 93601? Get a care calendar anchored to this exact climate, with email reminders.

[1] Open-Meteo / Copernicus ERA5. Historical Weather API (hourly 2m temperature) — accessed July 2026
[2] USDA / PRISM (Oregon State University). 2023 USDA Plant Hardiness Zone Map — accessed July 2026