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Planting calendar for ZIP 49862 (Munising, MI)

When to plant vegetables in Munising, MI (USDA hardiness zone 5b). Typical last spring frost around May 16, 2026 13 days year to year), first fall frost around Oct 14, 202612 days).

Playing it safe? Spring frost holds off until about Jun 1, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

See the full Munising, MI planting calendar for dates typical of the whole city.

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Month by month in Munising, MI

February

March

April

May

June

July

August

Understand your frost dates

Frost dates for ZIP 49862: NOAA 1991-2020 normals (USC00205690 MUNISING, MI US). Your exact dates depend on your address and microclimate. Schedules are guidance, not guarantees.