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Best time to visit Mackinaw City, MI, USA

Our verdict

The best time to visit Mackinaw City is March-May

If you’re looking to travel to Mackinaw City for your next trip but aren’t sure when to go and when to avoid, this article is all you’ll need. The best time to visit Mackinaw City is March-May due to the excellent all-round weather conditions, and it’s also not during the height of peak travel periods, so it’s not likely to be as busy.

In the height of summer, temperatures in Mackinaw City can reach a maximum of 24℃ (76℉). The average low temperatures in winter float around -10℃ (14℉), while the coldest it gets down to is about -18℃ (-1℉).

If you want to get the most out of your time visiting Mackinaw City, or you’re just afraid of the dark, the days in July are usually the longest between sunrise and sunset. The wet season in Mackinaw City usually falls during the months surrounding October each year. It’s not uncommon to get some decent rainfall or light showers during this time, but on some days the weather tends to be fine for a majority of the day, with only a few drops of rain falling from a passing shower.

Continue reading to find out more about when to visit Mackinaw City, including the climate, seasonal info, what to pack, FAQs, and the best tools to help you plan and book your next vacation.

Warmest month

August

Least rainfall

July

Most daylight

July

Mackinaw City seasons

Before you continue, it’s important to know when the seasons are in Mackinaw City as they might be different to yours depending on where in the world you’re travelling from. Mackinaw City is in the Northern Hemisphere, so the seasons fall during these months:

SeasonMonths
Summer June to August
Autumn/fall September to November
Winter December to February
Spring March to May

Average temperatures in Mackinaw City

If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Mackinaw City for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.

Mackinaw City climate by month

If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Mackinaw City for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.

Jump to:

JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC

Mackinaw City in January

  • Average temperature: -7℃ (20℉)
  • Average high temperature: -5℃ (24℉)
  • Average low temperature: -10℃ (15℉)
  • Average humidity: 89%
  • Average sunny days: 7 days
  • Average rainfall: 33mm (1") over 6 days
  • Average snow days: 22 days
7 days
of pure sunshine
6 days
of showers or rain

What to pack: If you’re heading to Mackinaw City in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Mackinaw City in February

  • Average temperature: -7℃ (20℉)
  • Average high temperature: -4℃ (24℉)
  • Average low temperature: -10℃ (14℉)
  • Average humidity: 89%
  • Average sunny days: 9 days
  • Average rainfall: 34mm (1") over 5 days
  • Average snow days: 18 days
9 days
of pure sunshine
5 days
of showers or rain

What to pack: If you’re heading to Mackinaw City in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Mackinaw City in March

  • Average temperature: -2℃ (28℉)
  • Average high temperature: 0℃ (33℉)
  • Average low temperature: -6℃ (22℉)
  • Average humidity: 86%
  • Average sunny days: 12 days
  • Average rainfall: 38mm (2") over 8 days
  • Average snow days: 13 days
12 days
of pure sunshine
8 days
of showers or rain

What to pack: If you’re heading to Mackinaw City in March, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Mackinaw City in April

  • Average temperature: 3℃ (37℉)
  • Average high temperature: 6℃ (42℉)
  • Average low temperature: -0℃ (32℉)
  • Average humidity: 79%
  • Average sunny days: 13 days
  • Average rainfall: 60mm (2") over 12 days
  • Average snow days: 7 days
13 days
of pure sunshine
12 days
of showers or rain

What to pack: If you’re heading to Mackinaw City in April, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Mackinaw City in May

  • Average temperature: 9℃ (48℉)
  • Average high temperature: 13℃ (55℉)
  • Average low temperature: 5℃ (42℉)
  • Average humidity: 75%
  • Average sunny days: 16 days
  • Average rainfall: 43mm (2") over 13 days
  • Average snow days: 1 days
16 days
of pure sunshine
13 days
of showers or rain

What to pack: If you’re heading to Mackinaw City in May, make sure you pack a warm jacket or coat.


Mackinaw City in June

  • Average temperature: 13℃ (56℉)
  • Average high temperature: 18℃ (64℉)
  • Average low temperature: 9℃ (49℉)
  • Average humidity: 77%
  • Average sunny days: 16 days
  • Average rainfall: 42mm (2") over 12 days
16 days
of pure sunshine
12 days
of showers or rain

What to pack: If you’re heading to Mackinaw City in June, make sure you pack a warm jacket or coat.


Mackinaw City in July

  • Average temperature: 18℃ (64℉)
  • Average high temperature: 22℃ (71℉)
  • Average low temperature: 14℃ (57℉)
  • Average humidity: 78%
  • Average sunny days: 17 days
  • Average rainfall: 30mm (1") over 13 days
17 days
of pure sunshine
13 days
of showers or rain

What to pack: If you’re heading to Mackinaw City in July, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


Mackinaw City in August

  • Average temperature: 18℃ (65℉)
  • Average high temperature: 22℃ (71℉)
  • Average low temperature: 15℃ (58℉)
  • Average humidity: 79%
  • Average sunny days: 16 days
  • Average rainfall: 37mm (1") over 13 days
16 days
of pure sunshine
13 days
of showers or rain

What to pack: If you’re heading to Mackinaw City in August, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


Mackinaw City in September

  • Average temperature: 15℃ (59℉)
  • Average high temperature: 18℃ (65℉)
  • Average low temperature: 12℃ (53℉)
  • Average humidity: 79%
  • Average sunny days: 17 days
  • Average rainfall: 44mm (2") over 11 days
17 days
of pure sunshine
11 days
of showers or rain

What to pack: If you’re heading to Mackinaw City in September, make sure you pack a warm jacket or coat.

Mackinaw City in October

  • Average temperature: 9℃ (48℉)
  • Average high temperature: 11℃ (52℉)
  • Average low temperature: 6℃ (44℉)
  • Average humidity: 79%
  • Average sunny days: 12 days
  • Average rainfall: 69mm (3") over 16 days
  • Average snow days: 2 days
12 days
of pure sunshine
16 days
of showers or rain

What to pack: If you’re heading to Mackinaw City in October, make sure you pack a warm jacket or coat.


Mackinaw City in November

  • Average temperature: 3℃ (37℉)
  • Average high temperature: 5℃ (40℉)
  • Average low temperature: 1℃ (33℉)
  • Average humidity: 80%
  • Average sunny days: 11 days
  • Average rainfall: 46mm (2") over 11 days
  • Average snow days: 12 days
11 days
of pure sunshine
11 days
of showers or rain

What to pack: If you’re heading to Mackinaw City in November, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Mackinaw City in December

  • Average temperature: -3℃ (27℉)
  • Average high temperature: -1℃ (30℉)
  • Average low temperature: -5℃ (23℉)
  • Average humidity: 85%
  • Average sunny days: 8 days
  • Average rainfall: 44mm (2") over 9 days
  • Average snow days: 19 days
8 days
of pure sunshine
9 days
of showers or rain

What to pack: If you’re heading to Mackinaw City in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.


Top FAQs

The hottest month of the year in Mackinaw City is usually August, where temperatures tend to rise to around 22℃ (71℉) in the middle of the day or early afternoon.
The month with the least amount of rain in Mackinaw City is generally around July. The dry season often coincides with cooler weather, so you should check the temperatures in July first to make sure it’s still a good time to go.
The rainiest time of year in Mackinaw City is generally around October, although the wetter season can sometimes extend a few months either side of October too.
If you want to get the most out of your time visiting Mackinaw City, or if you're just afraid of the dark, the days in July are usually the longest between sunrise and sunset.

Mackinaw City map