The best time to visit San Marcos for a holiday rental is during the summer months, particularly in July, when the area buzzes with activity and excitement. This peak season, spanning from June to August, attracts travellers, eager to enjoy the warm Texan sun and the vibrant setting of local festivals and outdoor events.July boasts average temperatures ranging from 24 to 35 degrees Celsius, ideal for exploring the picturesque San Marcos River, where you can indulge in tubing, kayaking, or simply relaxing by the water's edge. The lively vibe during this time means there's always something happening, with numerous concerts, markets, and community gatherings to partake in.For those seeking a more budget-friendly option without compromising on the beauty of San Marcos, consider planning your visit in October. This month offers a lovely transition into autumn, with pleasant temperatures and fewer crowds, allowing for a more relaxed exploration of the area's charming attractions, such as the historic downtown district and the scenic parks.