08.05
wed
wed
DAY
68°F
W 8 mph
precip
10%
10%
NIGHT
64°F
SE 2 mph
precip
6%
6%
08.06
thu
thu
DAY
72°F
N 1 mph
precip
6%
6%
NIGHT
70°F
N 4 mph
precip
15%
15%
08.07
fri
fri
DAY
76°F
N 2 mph
precip
6%
6%
NIGHT
72°F
N 6 mph
precip
12%
12%
08.08
sat
sat
DAY
74°F
E 7 mph
precip
5%
5%
NIGHT
70°F
W 6 mph
precip
9%
9%
08.09
sun
sun
DAY
72°F
SE 8 mph
precip
24%
24%
NIGHT
64°F
SE 7 mph
precip
4%
4%
08.10
mon
mon
DAY
70°F
E 7 mph
precip
3%
3%
NIGHT
62°F
S 9 mph
precip
6%
6%
08.11
tue
tue
DAY
70°F
E 10 mph
precip
4%
4%
NIGHT
64°F
SE 6 mph
precip
24%
24%
08.12
wed
wed
DAY
70°F
E 9 mph
precip
5%
5%
NIGHT
64°F
SE 6 mph
precip
7%
7%
08.13
thu
thu
DAY
62°F
SE 15 mph
precip
6%
6%
NIGHT
56°F
S 12 mph
precip
12%
12%
08.14
fri
fri
DAY
60°F
S 6 mph
precip
5%
5%
NIGHT
60°F
SW 5 mph
precip
8%
8%
08.15
sat
sat
DAY
66°F
W 3 mph
precip
5%
5%
NIGHT
62°F
NW 3 mph
precip
5%
5%
08.16
sun
sun
DAY
68°F
SE 2 mph
precip
3%
3%
NIGHT
66°F
E 3 mph
precip
6%
6%
08.17
mon
mon
DAY
72°F
NE 6 mph
precip
3%
3%
NIGHT
64°F
N 9 mph
precip
88%
88%
08.18
tue
tue
DAY
68°F
S 9 mph
precip
9%
9%
NIGHT
68°F
S 11 mph
precip
5%
5%
Sea water
temperature
temperature
| Mackinac Island |
Weather in
August
August
| Mackinac Island |
7 day weather
forecast
forecast
| Mackinac Island |
10 day weather
forecast
forecast
| Mackinac Island |
14 day weather
forecast
forecast
| Mackinac Island |
Monthly weather
averages
averages
| Mackinac Island |
Current Weather
Conditions
Conditions
| Mackinac Island |
When is the Best
Time to Visit?
Time to Visit?
| Mackinac Island |
Mackinac Island Sea Water Temperature in August, °F
The average sea surface temperature in August 2025 for Mackinac Island was 71.6°F. The maximum and minimum values were 67.0°F and 74.8°F respectively.
Mackinac Island on the Weather Map
USA Resorts:
NAME
F°
| Boston |  |
+94 |
| Chicago | |
+82 |
| Hawaii |  |
+82 |
| Houston | |
+102 |
| Las Vegas | |
+124 |
| Los Angeles | |
+92 |
| Maui | |
+78 |
| Miami | |
+92 |
| Myrtle Beach |  |
+84 |
| New York | |
+84 |
| San Diego | |
+80 |
| San Francisco | |
+62 |
| Santa Monica | |
+80 |
| Sarasota | |
+92 |
| Washington | |
+88 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Mackinac Island
Local time: 14:24
05 aug, wednesday
| 1500 | |
70°F | W 5 mph |
| 1800 |  |
68°F | W 4 mph |
| 2100 | |
66°F | SW 2 mph |
06 aug, thursday
| 0000 | |
64°F | SE 2 mph |
| 0300 | |
64°F | S 4 mph |
| 0600 | |
64°F | NW 2 mph |
| 0900 | |
66°F | N 2 mph |
| 1200 | |
72°F | N 1 mph |