If you planning to travel to Watch Hill Lighthouse, Westerly, Rhode Island, 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 61.7 with a humidity level of 79 so dress accordingly. Cloud coverage is 36 percent with visibility at 11.2 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling west at a speed of 14 MPH. At the end of the day don’t miss the sunset at 9:41 PM.