Mackinac Island weather by month

Check out Mackinac Island weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Mackinac Island (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
-4°C maximum daytime temperature in January in Mackinac Island-4
-3°C maximum daytime temperature in February in Mackinac Island-3
2°C maximum daytime temperature in March in Mackinac Island2
9°C maximum daytime temperature in April in Mackinac Island9
17°C maximum daytime temperature in May in Mackinac Island17
22°C maximum daytime temperature in June in Mackinac Island22
25°C maximum daytime temperature in July in Mackinac Island25
24°C maximum daytime temperature in August in Mackinac Island24
19°C maximum daytime temperature in September in Mackinac Island19
13°C maximum daytime temperature in October in Mackinac Island13
5°C maximum daytime temperature in November in Mackinac Island5
-1°C maximum daytime temperature in December in Mackinac Island-1
Min temperature (night-time)
-14°C minimum night-time temperature in January in Mackinac Island-14
-15°C minimum night-time temperature in February in Mackinac Island-15
-9°C minimum night-time temperature in March in Mackinac Island-9
-1°C minimum night-time temperature in April in Mackinac Island-1
4°C minimum night-time temperature in May in Mackinac Island4
9°C minimum night-time temperature in June in Mackinac Island9
12°C minimum night-time temperature in July in Mackinac Island12
12°C minimum night-time temperature in August in Mackinac Island12
8°C minimum night-time temperature in September in Mackinac Island8
3°C minimum night-time temperature in October in Mackinac Island3
-2°C minimum night-time temperature in November in Mackinac Island-2
-9°C minimum night-time temperature in December in Mackinac Island-9
Heat & Humidity
No heat & humidity in January in Mackinac Island0
No heat & humidity in February in Mackinac Island0
No heat & humidity in March in Mackinac Island0
No heat & humidity in April in Mackinac Island0
No heat & humidity in May in Mackinac Island0
No heat & humidity in June in Mackinac Island0
Low heat & humidity in July in Mackinac IslandL
No heat & humidity in August in Mackinac Island0
No heat & humidity in September in Mackinac Island0
No heat & humidity in October in Mackinac Island0
No heat & humidity in November in Mackinac Island0
No heat & humidity in December in Mackinac Island0
Sea temperature
3°C sea temperature in January in Mackinac Island3
2°C sea temperature in February in Mackinac Island2
2°C sea temperature in March in Mackinac Island2
2°C sea temperature in April in Mackinac Island2
3°C sea temperature in May in Mackinac Island3
6°C sea temperature in June in Mackinac Island6
12°C sea temperature in July in Mackinac Island12
16°C sea temperature in August in Mackinac Island16
15°C sea temperature in September in Mackinac Island15
10°C sea temperature in October in Mackinac Island10
7°C sea temperature in November in Mackinac Island7
4°C sea temperature in December in Mackinac Island4

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Mackinac Island

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
9 hours of daylight per day in January in Mackinac Island9
10 hours of daylight per day in February in Mackinac Island10
12 hours of daylight per day in March in Mackinac Island12
14 hours of daylight per day in April in Mackinac Island14
15 hours of daylight per day in May in Mackinac Island15
16 hours of daylight per day in June in Mackinac Island16
15 hours of daylight per day in July in Mackinac Island15
14 hours of daylight per day in August in Mackinac Island14
12 hours of daylight per day in September in Mackinac Island12
11 hours of daylight per day in October in Mackinac Island11
9 hours of daylight per day in November in Mackinac Island9
9 hours of daylight per day in December in Mackinac Island9
UV Index (Maximum)
UV (maximum) index 1 (Low) in January in Mackinac Island1
UV (maximum) index 2 (Low) in February in Mackinac Island2
UV (maximum) index 3 (Moderate) in March in Mackinac Island3
UV (maximum) index 5 (Moderate) in April in Mackinac Island5
UV (maximum) index 6 (High) in May in Mackinac Island6
UV (maximum) index 8 (Very High) in June in Mackinac Island8
UV (maximum) index 8 (Very High) in July in Mackinac Island8
UV (maximum) index 7 (High) in August in Mackinac Island7
UV (maximum) index 5 (Moderate) in September in Mackinac Island5
UV (maximum) index 3 (Moderate) in October in Mackinac Island3
UV (maximum) index 1 (Low) in November in Mackinac Island1
UV (maximum) index 1 (Low) in December in Mackinac Island1

Rainfall in Mackinac Island

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
19 days with some rainfall in January in Mackinac Island19
14 days with some rainfall in February in Mackinac Island14
14 days with some rainfall in March in Mackinac Island14
12 days with some rainfall in April in Mackinac Island12
11 days with some rainfall in May in Mackinac Island11
12 days with some rainfall in June in Mackinac Island12
10 days with some rainfall in July in Mackinac Island10
12 days with some rainfall in August in Mackinac Island12
13 days with some rainfall in September in Mackinac Island13
15 days with some rainfall in October in Mackinac Island15
16 days with some rainfall in November in Mackinac Island16
20 days with some rainfall in December in Mackinac Island20
Average monthly rainfall (mm)
49 mm monthly rainfall in January in Mackinac Island49
37 mm monthly rainfall in February in Mackinac Island37
49 mm monthly rainfall in March in Mackinac Island49
64 mm monthly rainfall in April in Mackinac Island64
69 mm monthly rainfall in May in Mackinac Island69
73 mm monthly rainfall in June in Mackinac Island73
71 mm monthly rainfall in July in Mackinac Island71
80 mm monthly rainfall in August in Mackinac Island80
99 mm monthly rainfall in September in Mackinac Island99
72 mm monthly rainfall in October in Mackinac Island72
74 mm monthly rainfall in November in Mackinac Island74
58 mm monthly rainfall in December in Mackinac Island58

More about Mackinac Island

Mackinac Island by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Michigan (Mackinac Island) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Mackinac Island?

Mackinac Island has a cold climate with warm summers and some rainfall in all months.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the USA

Compare Mackinac Island with the UK

Below the Mackinac Island chart shows average maximum daytime temperature for Mackinac Island, Michigan, USA and the UK (London).

Maximum daytime temperature (°C)

Mackinac Island, Michigan, USA
UK (London)
7
7
2
10
9
13
17
17
22
20
25
22
24
22
19
19
13
15
5
10
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
-4
-3
-1

Metric (°C / mm)  |  Imperial (°F / inches)

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