If you planning to travel to Lighthouse Beach, Port Lavaca, 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 12:52 PM. The temperature feels like 61.150000000000006 with a humidity level of 45 so dress accordingly. Cloud coverage is 2 percent with visibility at 14.9 percent. Today’s UV index is 2, don’t forget the sunscreen if you need it! Today’s winds are traveling northeast at a speed of 16 MPH. At the end of the day don’t miss the sunset at 11:30 PM.