If you planning to travel to Back Bay Fens, Boston, Massachusetts, 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 9:49 AM. The temperature feels like 48 with a humidity level of 51 so dress accordingly. Cloud coverage is 7 percent with visibility at 13.4 percent. Today’s UV index is 7, don’t forget the sunscreen if you need it! Today’s winds are traveling south at a speed of 9 MPH. At the end of the day don’t miss the sunset at 11:36 PM.