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Chill hours in 58356

The short answer

58356 averages 972 chill hours per winter (5211,199 across 10 years) in USDA zone 4a.
58356 climate
Average chill hours972 (521–1,199 across 10 winters)
USDA hardiness zone4a
Last spring frosttypically April 29 – May 15
First fall frosttypically October 7 – October 21

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 58356’s chill hours and zone:

Marginal (1)

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

Marginal varieties for this location
VarietyFruit
ReliancePeach
How many chill hours does 58356 get?
58356 averages 972 chill hours per winter, ranging from 521 to 1199 across the last 10 years.
What hardiness zone is 58356?
58356 is in USDA hardiness zone 4a.

Growing fruit trees in 58356? 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