Mesa, Idaho is a small rural town situated in Adams County. The region experiences a semi-arid climate characterized by hot summers and cold winters. Summers in Mesa are typically warm, with temperatures often reaching the high 80s to low 90s Fahrenheit (30-35 degrees Celsius). Winters, on the other hand, are cold, with temperatures dropping below freezing, and occasional snowfall.

Hydrology in Mesa is primarily influenced by the Weiser River, which flows nearby. The river provides opportunities for fishing, boating, and kayaking. It is known for its trout population and attracts anglers from around the area.

Mesa offers several outdoor recreation opportunities for nature enthusiasts. The nearby Payette National Forest provides a vast wilderness area for activities like hiking, camping, and wildlife observation. The forest is home to abundant wildlife, including elk, deer, and various bird species. Additionally, the surrounding mountains offer opportunities for hunting, mountain biking, and off-roading.

In conclusion, Mesa, Idaho, offers a semi-arid climate with hot summers and cold winters. The hydrology in the area is influenced by the Weiser River, which provides opportunities for fishing and water-based activities. Outdoor recreation opportunities include hiking, camping, hunting, and wildlife observation in the nearby Payette National Forest and surrounding mountains.