Wetmore, Texas is a small community located in Bexar County, in the southern part of the state. The town experiences a humid subtropical climate, characterized by hot summers and mild winters. Summers are typically hot and humid, with temperatures often exceeding 90 degrees Fahrenheit, while winters are mild with temperatures rarely dropping below freezing. Rainfall is spread throughout the year, with slightly higher amounts during the summer months.

Hydrology constituents in Wetmore are primarily influenced by the Cibolo Creek, which flows through the area. The creek provides a water source for agriculture and recreational activities, including fishing and boating. The area also features several smaller ponds and lakes that offer additional outdoor recreation opportunities.

Outdoor enthusiasts in Wetmore can enjoy various recreational activities. The community is surrounded by beautiful natural landscapes, making it ideal for hiking, camping, and birdwatching. The Cibolo Creek offers opportunities for fishing and canoeing, providing a peaceful and scenic setting for outdoor adventures. Additionally, the nearby Government Canyon State Natural Area offers miles of hiking and biking trails, showcasing the region's diverse flora and fauna. Overall, Wetmore provides a charming environment for outdoor enthusiasts to explore and enjoy nature.