If you planning to travel to World's Largest Rattlesnake, San Diego, 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 12:13 PM. The temperature feels like 74.2 with a humidity level of 58 so dress accordingly. Cloud coverage is 5 percent with visibility at 13.9 percent. Today’s UV index is 10, don’t forget the sunscreen if you need it! Today’s winds are traveling south-southeast at a speed of 11 MPH. At the end of the day don’t miss the sunset at 12:57 AM.