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 12:35 PM. The temperature feels like 58 with a humidity level of 83 so dress accordingly. Cloud coverage is 67 percent with visibility at 11.4 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 13 MPH. At the end of the day don’t miss the sunset at 10:49 PM.