World Resorts USA Mackinac Island Weather

Mackinac Island sea water temperature

Current sea water temperature:
+47.1°F
Minimum sea water temperature in November: 55.0°F
Maximum sea water temperature in November: 40.3°F
Average sea water temperature in November: 47.2°F

Sea water temperature for the last 10 days:

November 24 47.1°F November 19 48.6°F
November 23 47.1°F November 18 48.0°F
November 22 47.7°F November 17 46.9°F
November 21 48.0°F November 16 46.6°F
November 20 48.2°F November 15 48.6°F

When is the warmest sea in Mackinac Island?

Based on the data about daily sea water temperature for the last three years the warmest sea in Mackinac Island was noticed in August, July and September.

Monthly Sea Temperatures in Mackinac Island, °F

Sea water temperature in August, °F

Show year:
2024
2023
2022

The average sea water temperature in August of 2024 was 68.2°F. The highest and lowest sea temperatures during the month were 73.2°F and 64.2°F.

Sea water temperature in July, °F

Show year:
2024
2023
2022

The average sea water temperature in July of 2024 was 65.5°F. The highest and lowest sea temperatures during the month were 71.8°F and 57.4°F.

Sea water temperature in September, °F

Show year:
2024
2023
2022

The average sea water temperature in September of 2024 was 64.5°F. The highest and lowest sea temperatures during the month were 66.0°F and 62.1°F.

Best time for vacation in Mackinac Island

Sunniest months:
July 15 days
August 15 days
September 13 days
Warmest months:
August 69.7 °F
July 69.6 °F
September 63.3 °F
Warmest sea temp:
August 66.9 °F
July 64.9 °F
September 62.8 °F
Coldest months:
February 23.1 °F
January 24.6 °F
March 31.3 °F
Rainiest months:
August 3 days
July 3 days
March 2 days
Windiest months:
November 13.6 mph
December 13.0 mph
April 11.7 mph

Mackinac Island on a weather map

Mackinac Island
+37°F
SE 13 mph
Feels like: +28°F
Precip.: 0%
Places in USA:
Name
°F
+41°F
+45°F
+72°F
+72°F
+55°F
+57°F
+66°F
+68°F
+45°F
+59°F
+52°F
+57°F
+54°F
+64°F
+39°F
24 Hours Forecast
Mackinac Island
Local time: 02:11
November 24, sunday
0300
37°F
SE
13 mph
0600
36°F
SE
12 mph
0900
36°F
SE
11 mph
1200
36°F
SE
9 mph
1500
37°F
SE
6 mph
1800
37°F
S
4 mph
2100
37°F
SW
7 mph
November 25, monday
0000
36°F
W
6 mph
Units of measurement: °C / °F