If you planning to travel to Deer Isle-Stonington Historical Society, Deer Isle, Maine, 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 11:20 AM. The temperature feels like 44.95 with a humidity level of 67 so dress accordingly. Cloud coverage is 26 percent with visibility at 14.9 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling west at a speed of 16 MPH. At the end of the day don’t miss the sunset at 9:13 PM.