If you planning to travel to St. Joseph Peninsula State Park, Port St. Joe, Florida, 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 12:33 PM. The temperature feels like 42.8 with a humidity level of 65 so dress accordingly. Cloud coverage is 5 percent with visibility at 14.9 percent. Today’s UV index is 4, don’t forget the sunscreen if you need it! Today’s winds are traveling east at a speed of 18 MPH. At the end of the day don’t miss the sunset at 10:47 PM.