Odonnell, Texas is a small town located in Lynn County, in the western part of the state. The climate in Odonnell is classified as a semi-arid climate with hot summers and mild winters. Summers are typically hot and dry, with temperatures often exceeding 90°F, while winters are mild with average temperatures around 50°F.

In terms of hydrology constituents, Odonnell is not situated near any major bodies of water. The town relies primarily on groundwater sources for its water supply.

For outdoor recreation, Odonnell offers various opportunities. The town is surrounded by vast stretches of open land, making it ideal for hiking, camping, and birdwatching. There are also nearby lakes and reservoirs that provide fishing and boating opportunities. The area's open landscapes and beautiful sunsets provide a picturesque backdrop for outdoor enthusiasts.