Measurements:
°C
°F
CURRENT WEATHER
04:51
Mackinac Island
22°F
NE 24 mph
Feels like: 4°F
Precip: 100%
World Resorts USA Mackinac Island Weather

7 Day Weather Forecast

12.05
fri
DAY
26°F
NE 19 mph
precip
0%
NIGHT
30°F
E 17 mph
precip
100%
12.06
sat
DAY
24°F
SE 16 mph
precip
0%
NIGHT
18°F
SE 7 mph
precip
0%
12.07
sun
DAY
20°F
E 7 mph
precip
0%
NIGHT
10°F
S 12 mph
precip
0%
12.08
mon
DAY
16°F
NE 11 mph
precip
0%
NIGHT
22°F
NE 17 mph
precip
100%
12.09
tue
DAY
26°F
NE 16 mph
precip
100%
NIGHT
32°F
NE 9 mph
precip
100%
12.10
wed
DAY
28°F
NE 12 mph
precip
100%
NIGHT
12°F
S 22 mph
precip
41%
12.11
thu
DAY
18°F
E 8 mph
precip
84%
NIGHT
20°F
E 11 mph
precip
43%

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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