World Resorts USA Mackinac Island Weather

Mackinac Island 14 Days Forecast

11.01
sun
Day
21°F
SE 19 mph
Precip.
0%
Night
27°F
NE 9 mph
Precip.
0%
12.01
mon
Day
28°F
E 12 mph
Precip.
0%
Night
30°F
E 7 mph
Precip.
0%
13.01
tue
Day
32°F
N 11 mph
Precip.
100%
Night
32°F
E 14 mph
Precip.
100%
14.01
wed
Day
10°F
S 22 mph
Precip.
100%
Night
3°F
S 14 mph
Precip.
0%
15.01
thu
Day
5°F
NW 2 mph
Precip.
0%
Night
7°F
N 4 mph
Precip.
0%
16.01
fri
Day
18°F
N 8 mph
Precip.
0%
Night
23°F
N 13 mph
Precip.
0%
17.01
sat
Day
25°F
E 16 mph
Precip.
100%
Night
12°F
E 19 mph
Precip.
0%
18.01
sun
Day
19°F
E 22 mph
Precip.
100%
Night
9°F
SE 12 mph
Precip.
100%
19.01
mon
Day
1°F
SW 10 mph
Precip.
100%
Night
-6°F
SW 6 mph
Precip.
43%
20.01
tue
Day
0°F
NW 2 mph
Precip.
67%
Night
7°F
E 8 mph
Precip.
0%
21.01
wed
Day
25°F
NE 27 mph
Precip.
0%
Night
28°F
E 24 mph
Precip.
0%
22.01
thu
Day
28°F
NE 9 mph
Precip.
0%
Night
28°F
NE 10 mph
Precip.
0%
23.01
fri
Day
32°F
NE 4 mph
Precip.
70%
Night
32°F
N 9 mph
Precip.
69%
24.01
sat
Day
34°F
N 14 mph
Precip.
100%
Night
16°F
E 21 mph
Precip.
0%

Sea water temperature in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 36.2°F. The highest and lowest sea temperatures during the month were 38.5°F and 34.0°F.

Air temperature in Mackinac Island, °F

Precipitation total in Mackinac Island, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Mackinac Island

Sunniest months:
July 14 days
August 14 days
September 12 days
Warmest months:
August 69.4 °F
July 69.3 °F
September 62.9 °F
Warmest sea temp:
August 67.3 °F
July 65.1 °F
September 62.7 °F
Coldest months:
February 22.9 °F
January 24.1 °F
December 30.7 °F
Rainiest months:
August 3 days
May 2 days
July 2 days
Windiest months:
November 13.5 mph
December 13.2 mph
April 11.7 mph

Mackinac Island on a weather map

Mackinac Island
+21°F
S 16 mph
Feels like: +3°F
Precip.: 100%
Places in USA:
Name
°F
+39°F
+73°F
+73°F
+36°F
+48°F
+70°F
+73°F
+66°F
+43°F
+50°F
+45°F
+66°F
+64°F
+43°F
+28°F
24 Hours Forecast
Mackinac Island
Local time: 09:29
January 11, sunday
1200
21°F
SE
19 mph
1500
23°F
SE
15 mph
1800
23°F
SE
11 mph
2100
23°F
E
9 mph
January 12, monday
0000
27°F
NE
9 mph
0300
30°F
NE
17 mph
0600
30°F
E
17 mph
0900
28°F
E
14 mph
Units of measurement: °C / °F