Trenton, Texas is a small rural town located in Fannin County, in the northeastern part of the state. The climate in Trenton is classified as humid subtropical, characterized by hot and humid summers with mild to cool winters. Average temperatures range from the mid-90s°F (35°C) in summer to the mid-50s°F (12°C) in winter.

The hydrology in Trenton primarily consists of local creeks and small bodies of water. The town is not situated near any major rivers or lakes. The constituents of the hydrology in Trenton include typical small-town water sources, with water primarily coming from wells and smaller local reservoirs.

In terms of outdoor recreation opportunities, Trenton offers several options for nature enthusiasts. The surrounding countryside provides ample opportunities for hiking, biking, and camping. Trenton is located near the Caddo National Grassland, which offers opportunities for birdwatching, wildlife viewing, and fishing in nearby lakes and ponds. Additionally, several parks and recreation areas with playgrounds and sports facilities are available within the town.

Overall, Trenton, Texas offers a pleasant climate, with warm summers and mild winters. While the hydrology consists of smaller local water sources, the town provides opportunities for outdoor recreation in the surrounding countryside and nearby grasslands.