Isle Royale in November: Crowds, Weather & What to Pack

Shoulder · VisitWhen score 41/100 · #9 of 12 months

November is a solid shoulder-season month to visit Isle Royale National Park: crowds run 0% of the August peak (0 average visits), days average 38°F with 9.3 hours of daylight. Computed from NPS and NOAA data.

Access warning: Isle Royale is the only national park that fully closes: no visitor access Nov 1 – mid-April. Ferries/seaplanes run roughly May–October. That typically affects November — verify before planning. Current NPS conditions →

Crowds in November

Isle Royale averages 0 recreation visits in November — 0% of what August, the peak month, draws. Plan lodging and entries with that in mind — this is genuine quiet-season territory.

Average visits (November)

0 (mean 2021–2025, NPS)

Share of the year

0% of annual visitation

vs. peak (August)

Weather & daylight

Expect cold conditions (highs average 38°F), and nights drop below freezing (lows average 22°F). Average precipitation is 2.6″ for the month. Normal snowfall is 7″ — expect snow on the ground. Mid-month daylight runs 9.3 hours.

NOAA 1991–2020 monthly normals, station GRAND PORTAGE, MN US (36 mi from park coordinates, 730 ft elevation) — conditions vary inside the park, especially with elevation. Daylight computed for the 15th of November.

What to pack for Isle Royale in November

Computed from the month's weather normals above — not a generic list.

Insulated jacket, beanie and gloves — nights average 22°F, below freezing
Packable rain jacket — 2.6″ of precipitation is normal this month
Traction devices (microspikes) and gaiters — 7″ normal snowfall
Headlamp — only 9.3 hours of daylight in mid-November
Sturdy broken-in footwear, navigation and a basic first-aid kit — every park, every month

Looking for a better window? The computed best months for Isle Royale are May and September.

Common questions

Is Isle Royale crowded in November?

No — November is one of the quieter months: 0% of the August peak, averaging 0 visits (NPS, 2021–2025).

What is the weather like in Isle Royale in November?

Average highs of 38°F, lows of 22°F, 2.6″ of precipitation (NOAA 1991–2020 normals, GRAND PORTAGE, MN US station).

What should I pack for Isle Royale in November?

Insulated jacket, beanie and gloves; Packable rain jacket; Traction devices (microspikes) and gaiters — the full weather-computed list is on this page.

Is everything open at Isle Royale in November?

Isle Royale is the only national park that fully closes: no visitor access Nov 1 – mid-April. Ferries/seaplanes run roughly May–October. Always check the park's live NPS alerts for current conditions.

See also: the best national parks to visit in November · Last verified 2026-07-16