Marquette County, Michigan
Local growing conditions for Marquette County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 12 ZIP codes in our data.
Hardiness zones in Marquette County
Marquette County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Marquette County for its live forecast, frost dates, and planting calendar:
Big Bay 49808
Michigamme 49814
Rock 49818
K. I. Sawyer 49833
Gwinn 49841
West Ishpeming 49849
Trowbridge Park 49855
Palmer 49866
Palmer 49871
Republic 49879
Rock 49880
K. I. Sawyer 49885
More for Michigan
- Agriculture in Michigan
- Frost dates across Michigan
- USDA hardiness zones explained
- Planting calendar by ZIP code
County growing conditions are compiled from our ZIP-code database, USDA hardiness-zone data, and NOAA climate normals. Conditions vary within a county by elevation and local microclimate. Page updated Aug 4, 2026.