If you planning to travel to Mackinac Island State Park, Mackinac Island, Michigan, here is your 6-day travel weather forecast to make sure you have all the essentials needed during your stay. Start your day when the sunrises at 1:15 PM. The temperature feels like 15.850000000000001 with a humidity level of 75 so dress accordingly. Cloud coverage is 74 percent with visibility at 13.3 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling northwest at a speed of 13 MPH. At the end of the day don’t miss the sunset at 9:55 PM.