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 1:26 PM. The temperature feels like 49.55 with a humidity level of 47 so dress accordingly. Cloud coverage is 4 percent with visibility at 14.7 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling south at a speed of 9 MPH. At the end of the day don’t miss the sunset at 11:58 PM.