How many chill hours does 33890 get?

33890 averages 83 chill hours per winter, ranging from 43 to 148 across the last 10 years.

What hardiness zone is 33890?

33890 is in USDA hardiness zone 9b.

Location almanac

The short answer

33890 averages 83 chill hours per winter (43–148 across 10 years) in USDA zone 9b.

33890 climate
Average chill hours	83 (43–148 across 10 winters)
USDA hardiness zone	9b

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 33890’s chill hours and zone:

Chill and zone requirements are comfortably met in 33890.

Possible in a good year or a favorable microclimate — click through for the caveats.

How many chill hours does 33890 get?: 33890 averages 83 chill hours per winter, ranging from 43 to 148 across the last 10 years.
What hardiness zone is 33890?: 33890 is in USDA hardiness zone 9b.

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[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