Traveling to San Antonio River, San Antonio, United States? Here is your 6-day weather forecast in the area. Whether it is a warm weather destinations or cold climate don’t forget to consider weather, while you pack your bags for this trip. Start your day when the sunrises at 1:24 PM and don’t miss the sunset at 11:40 PM. Today’s winds are traveling east-northeast at a speed of 7 MPH. The temperature feels like 58 with a humidity level of 56. Cloud coverage is 3 percent with 14.7 percent visibility. Today’s UV index is 4 make sure to prepare properly. Make sure to plan your travel itinerary to match your travel weather forecast to make the most of your vacation with Reservations.com.