Measurements:
°C
°F
CURRENT WEATHER
01:34
Mackinac Island
18°F
E 21 mph
Feels like: -2°F
Precip: 100%
World Resorts USA Mackinac Island Weather

7 Day Weather Forecast

12.13
sat
DAY
12°F
E 21 mph
precip
0%
NIGHT
12°F
SE 21 mph
precip
0%
12.14
sun
DAY
18°F
SE 14 mph
precip
0%
NIGHT
22°F
E 9 mph
precip
0%
12.15
mon
DAY
24°F
E 21 mph
precip
0%
NIGHT
20°F
SE 14 mph
precip
84%
12.16
tue
DAY
22°F
N 11 mph
precip
0%
NIGHT
36°F
NE 27 mph
precip
0%
12.17
wed
DAY
34°F
E 17 mph
precip
53%
NIGHT
30°F
NW 12 mph
precip
100%
12.18
thu
DAY
34°F
E 26 mph
precip
26%
NIGHT
20°F
E 27 mph
precip
100%
12.19
fri
DAY
18°F
SE 10 mph
precip
0%
NIGHT
24°F
NW 18 mph
precip
100%

Mackinac Island Sea Water Temperature in December, °F

Select Year: 2024 2023 2022

The average sea surface temperature in December 2024 for Mackinac Island was 4.6°F. The maximum and minimum values were 2.3°F and 7.4°F respectively.

Mackinac Island on the Weather Map

Best Time to Visit Mackinac Island
The most sunny months:
July 14 days
August 14 days
September 12 days
The most warm months:
August 71.6 °F
July 71.5 °F
September 64.4 °F
Warmest sea temperature:
August 69.2 °F
July 66.8 °F
September 64.1 °F
The most cold months:
February 19.9 °F
January 21.2 °F
March 29.0 °F
The most rainy months:
August 3 days
May 2 days
July 2 days
The most windy months:
November 13 mph
December 12 mph
April 11 mph
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