Gary, Texas is a small town located in Panola County, East Texas. The climate in Gary is humid subtropical, with hot summers and mild winters. The area receives an average of 51 inches of rainfall annually, making it conducive for farming and forestry.

The hydrology constituents in Gary include the Sabine River, which is a major source of water for the town. The river also provides opportunities for water-based outdoor recreation such as fishing, boating, and swimming.

Other popular outdoor recreation activities in Gary include hunting, hiking, and camping. The town has several parks and nature reserves such as the Martin Creek Lake State Park, which offers camping, fishing, and hiking opportunities. The nearby Lake Murvaul also provides opportunities for boating and fishing.