If you planning to travel to Sheffield Island Lighthouse, Sheffield Island, Connecticut, 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 11:48 AM. The temperature feels like 49 with a humidity level of 98 so dress accordingly. Cloud coverage is 95 percent with visibility at 6.5 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling east at a speed of 21 MPH. At the end of the day don’t miss the sunset at 9:30 PM.