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 11:36 AM. The temperature feels like 94 with a humidity level of 66 so dress accordingly. Cloud coverage is 21 percent with visibility at 12.9 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 16 MPH. At the end of the day don’t miss the sunset at 1:29 AM.