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What is the median last spring frost date in Copper Harbor, MI (49918)?
Median last spring frost date based on long-term climate normals.
Median Last Spring Frost Date
- Median last spring frost date: May 15
- Day of year: 136
- This date is based on long-term climate normals and is best used as a planning benchmark, not a short-term forecast.
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Nearby Parks, Stadiums & Trailheads
- Mary Macdonald Preserve at Horseshoe Harbor Michigan (Park)
- Horseshoe Harbor Trailhead (Trailhead)
- Estivant Pines Nature Sanctuary (Park)
- Bare Bluff Shoreline Wilderness Preserve (Park)
- Russell and Miriam Grinnell Memorial Nature Sanctuary at Bare Bluff (Park)
- James Dorion Rooks Memorial Nature Sanctuary (Park)
- Bare Bluff Trailhead (Trailhead)
- Keweenaw Heartlands (Park)
- John J. Helstrom Nature Sanctuary (Park)
- Sharon E. Johnson Memorial Nature Sanctuary (Park)
- James H. Klipfel Memorial Nature Sanctuary at Brockway Mountain (Park)
- Bete Grise Wetlands Preserve (Park)
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