If you planning to travel to Lyndon B. Johnson National Historical Park, Johnson City, Texas, 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 12:48 PM. The temperature feels like 71 with a humidity level of 80 so dress accordingly. Cloud coverage is 88 percent with visibility at 8.3 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling east at a speed of 6 MPH. At the end of the day don’t miss the sunset at 11:45 PM.