Mackinac Island State Park

Protected Area · Michigan, 🇺🇸 United States

Area 7 km²

Time zone America/Detroit

Official website www.mackinacparks.com/parks-and-attractions/mackinac-island-state-park

Mackinac Island State Park

Mackinac Island State Park – Planning a Trip?

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Featured Lists

Grand Hotel (Mackinac Island) / Public domain

Mackinac Island State Park Essentials

Mackinac Island State Park encompasses over 80% of the island, preserving a landscape defined by dramatic limestone formations like Arch Rock and the 75-foot Sugar Loaf stack. The car-free environment highlights Victorian-era architecture, including the 1887 Grand Hotel and historic mission churches. Visitors can explore the island's geological history through sites like Skull Cave and Devil’s Kitchen, or visit the Richard and Jane Manoogian Mackinac Art Museum, housed in the 1838 Indian Dormitory near the harbor.

Mackinac Island State Park — Map

Mackinac Island State Park — Map

Climate & when to visit

Best time to visit: June, July, August, September

Select a month

Typical weather in January

Poor

-4° (feels like -10°) · extremes -21°–3°
-10° at night
12 rainy days
1 sunny day
2 hours of sunshine per day
Dry air
Light breeze
1°C · too cold to swim
UV index 1 · low

Typical weather in February

Poor

-4° (feels like -10°) · extremes -20°–4°
-10° at night
10 rainy days
2 sunny days
4 hours of sunshine per day
Dry air
Light breeze
0°C · too cold to swim
UV index 1 · low

Typical weather in March

Poor

0° (feels like -5°) · extremes -16°–10°
-6° at night
10 rainy days
10 sunny days
6 hours of sunshine per day
Dry air
Light breeze
0°C · too cold to swim
UV index 3 · moderate

Typical weather in April

Poor

7° (feels like 2°) · extremes -7°–16°
0° at night
11 rainy days
10 sunny days
7 hours of sunshine per day
Dry air
Light breeze
1°C · too cold to swim
UV index 4 · moderate

Typical weather in May

Good

15° (feels like 11°) · extremes 1°–23°
7° at night
11 rainy days
12 sunny days
8 hours of sunshine per day
Dry air
Light breeze
5°C · too cold to swim
UV index 6 · high

Typical weather in June

Great

21° (feels like 19°) · extremes 8°–28°
14° at night
11 rainy days
12 sunny days
9 hours of sunshine per day
Dry air
Calm winds
12°C · too cold to swim
UV index 7 · high

Typical weather in July

Great

24° (feels like 23°) · extremes 13°–29°
17° at night
11 rainy days
15 sunny days
9 hours of sunshine per day
Comfortable humidity
Calm winds
18°C · cool for a dip
UV index 7 · high

Typical weather in August

Great

23° · extremes 13°–28°
17° at night
11 rainy days
13 sunny days
8 hours of sunshine per day
Comfortable humidity
Light breeze
19°C · cool for a dip
UV index 6 · high

Typical weather in September

Great

20° (feels like 18°) · extremes 9°–26°
14° at night
11 rainy days
12 sunny days
7 hours of sunshine per day
Dry air
Light breeze
17°C · too cold to swim
UV index 4 · moderate

Typical weather in October

Poor

13° (feels like 9°) · extremes 2°–22°
8° at night
15 rainy days
6 sunny days
4 hours of sunshine per day
Dry air
Light breeze
12°C · too cold to swim
UV index 2 · low

Typical weather in November

Poor

6° (feels like 1°) · extremes -5°–14°
2° at night
14 rainy days
3 sunny days
2 hours of sunshine per day
Dry air
Light breeze
7°C · too cold to swim
UV index 1 · low

Typical weather in December

Poor

0° (feels like -6°) · extremes -13°–6°
-4° at night
15 rainy days
1 sunny day
1 hour of sunshine per day
Dry air
Light breeze
3°C · too cold to swim
UV index 1 · low

Climate data: NASA POWER + Copernicus ERA5-Land and ERA5 · 1996–2025

Practical information

Currency: US Dollar USD $ · Card payments · Widely accepted
Emergency numbers: 911 Police · Ambulance · Fire brigade
Electricity: Type A / Type B
120 V · 60 Hz

Languages: English
Tap water: Safe to drink
Driving side: Right
Calling code: +1

Tours & Activities

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