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 12:02 PM. The temperature feels like 78.35 with a humidity level of 68 so dress accordingly. Cloud coverage is 68 percent with visibility at 12.2 percent. Today’s UV index is 10, don’t forget the sunscreen if you need it! Today’s winds are traveling south at a speed of 17 MPH. At the end of the day don’t miss the sunset at 1:04 AM.