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 (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
25°F maximum daytime temperature in January in Mackinac Island25
27°F maximum daytime temperature in February in Mackinac Island27
36°F maximum daytime temperature in March in Mackinac Island36
48°F maximum daytime temperature in April in Mackinac Island48
63°F maximum daytime temperature in May in Mackinac Island63
72°F maximum daytime temperature in June in Mackinac Island72
77°F maximum daytime temperature in July in Mackinac Island77
75°F maximum daytime temperature in August in Mackinac Island75
66°F maximum daytime temperature in September in Mackinac Island66
55°F maximum daytime temperature in October in Mackinac Island55
41°F maximum daytime temperature in November in Mackinac Island41
30°F maximum daytime temperature in December in Mackinac Island30
Min temperature (night-time)
7°F minimum night-time temperature in January in Mackinac Island7
5°F minimum night-time temperature in February in Mackinac Island5
16°F minimum night-time temperature in March in Mackinac Island16
30°F minimum night-time temperature in April in Mackinac Island30
39°F minimum night-time temperature in May in Mackinac Island39
48°F minimum night-time temperature in June in Mackinac Island48
54°F minimum night-time temperature in July in Mackinac Island54
54°F minimum night-time temperature in August in Mackinac Island54
46°F minimum night-time temperature in September in Mackinac Island46
37°F minimum night-time temperature in October in Mackinac Island37
28°F minimum night-time temperature in November in Mackinac Island28
16°F minimum night-time temperature in December in Mackinac Island16
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
37°F sea temperature in January in Mackinac Island37
36°F sea temperature in February in Mackinac Island36
36°F sea temperature in March in Mackinac Island36
36°F sea temperature in April in Mackinac Island36
37°F sea temperature in May in Mackinac Island37
43°F sea temperature in June in Mackinac Island43
54°F sea temperature in July in Mackinac Island54
61°F sea temperature in August in Mackinac Island61
59°F sea temperature in September in Mackinac Island59
50°F sea temperature in October in Mackinac Island50
45°F sea temperature in November in Mackinac Island45
39°F sea temperature in December in Mackinac Island39

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 (inches)
1.9 inches monthly rainfall in January in Mackinac Island1.9
1.5 inches monthly rainfall in February in Mackinac Island1.5
1.9 inches monthly rainfall in March in Mackinac Island1.9
2.5 inches monthly rainfall in April in Mackinac Island2.5
2.7 inches monthly rainfall in May in Mackinac Island2.7
2.9 inches monthly rainfall in June in Mackinac Island2.9
2.8 inches monthly rainfall in July in Mackinac Island2.8
3.1 inches monthly rainfall in August in Mackinac Island3.1
3.9 inches monthly rainfall in September in Mackinac Island3.9
2.8 inches monthly rainfall in October in Mackinac Island2.8
2.9 inches monthly rainfall in November in Mackinac Island2.9
2.3 inches monthly rainfall in December in Mackinac Island2.3

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)  |  Imperial (°F)

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Tropical storm risk: Mackinac Island, Michigan hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
0
0
0
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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More about the USA

Compare Mackinac Island with the USA

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

Maximum daytime temperature (°F)

Mackinac Island, Michigan, USA
USA (Washington)
41
45
36
55
48
66
63
75
72
84
77
88
75
86
66
79
55
68
41
57
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
25
27
30

Metric (°C)  |  Imperial (°F)

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