If you planning to travel to Sage Branch Library, Bay City, 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 10:57 AM. The temperature feels like 40.8 with a humidity level of 56 so dress accordingly. Cloud coverage is 9 percent with visibility at 14.8 percent. Today’s UV index is 7, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 4 MPH. At the end of the day don’t miss the sunset at 12:16 AM.