If you planning to travel to South Haven Lighthouse, South Haven, 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 10:13 AM. The temperature feels like 85.1 with a humidity level of 76 so dress accordingly. Cloud coverage is 56 percent with visibility at 9.7 percent. Today’s UV index is 10, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 7 MPH. At the end of the day don’t miss the sunset at 1:27 AM.