Home / States National parks in Texas Texas has 2 national parks and 8 other busy National Park System sites in this guide. The best months below balance mild weather and crowds.
Park Best months Busiest July high / January low °F Visitors a year Big Bend National Park Jan, Feb and Nov Mar 92° / 37° 546,000 Guadalupe Mountains National Park Feb, Apr and Nov Mar 89° / 33° 220,000 San Antonio Missions National Historical Park Feb, Nov and Dec Apr 96° / 42° 1,337,000 Lake Meredith National Recreation Area Feb, Mar and Nov Jun 97° / 21° 1,189,000 Amistad National Recreation Area Jan, Nov and Dec May 97° / 40° 801,000 Padre Island National Seashore Jan, Feb and Dec Jun 91° / 50° 547,000 Big Thicket National Preserve Feb and Mar Nov 95° / 38° 254,000 Palo Alto Battlefield National Historical Park Jan, Feb and Dec Jan 95° / 53° 169,000 Waco Mammoth National Monument Jan, Feb and Nov Mar 95° / 36° 101,000 Lyndon B. Johnson National Historical Park Jan, Feb and Dec Apr 96° / 35° 92,000
Texas parks by month
Month Visitors, all 10 sites Sites with mild weather January 348,000 Big Bend , San Antonio Missions National Historical Park , Amistad National Recreation Area , Padre Island National Seashore , Palo Alto Battlefield National Historical Park , Waco Mammoth National Monument , Lyndon B. Johnson National Historical Park February 352,000 Big Bend , Guadalupe Mountains , San Antonio Missions National Historical Park , Lake Meredith National Recreation Area , Amistad National Recreation Area , Padre Island National Seashore , Big Thicket National Preserve , Palo Alto Battlefield National Historical Park , Waco Mammoth National Monument , Lyndon B. Johnson National Historical Park March 535,000 Big Bend , Guadalupe Mountains , Lake Meredith National Recreation Area , Amistad National Recreation Area , Padre Island National Seashore , Big Thicket National Preserve , Lyndon B. Johnson National Historical Park April 529,000 Guadalupe Mountains May 516,000 none June 565,000 none July 547,000 none August 417,000 none September 404,000 none October 380,000 none November 333,000 Big Bend , Guadalupe Mountains , San Antonio Missions National Historical Park , Lake Meredith National Recreation Area , Amistad National Recreation Area , Waco Mammoth National Monument December 331,000 Big Bend , San Antonio Missions National Historical Park , Amistad National Recreation Area , Padre Island National Seashore , Palo Alto Battlefield National Historical Park , Waco Mammoth National Monument , Lyndon B. Johnson National Historical Park
Weather 1991–2020 NOAA normals at each park's nearest station. Visitors National Park Service recreation visits, 2023–2025 average. Mild means an average high of 55–80°F without above-normal rain.