Nogales, Arizona, is located in the southern part of the state, near the Mexico border. The climate in Nogales is characterized by hot summers and mild winters. Summers are typically dry, with temperatures often exceeding 100 degrees Fahrenheit, while winters are cooler but still pleasant, with temperatures averaging around 60 degrees Fahrenheit.

Hydrology constituents in Nogales include the Santa Cruz River, which flows through the city and provides a water source for both residents and wildlife. The region also relies on groundwater, which is pumped from wells.

Outdoor recreation opportunities in Nogales are abundant. The city offers several parks and trails for hiking, biking, and picnicking. Visitors can explore the nearby Coronado National Forest, which offers opportunities for camping, fishing, and wildlife viewing. The region's scenic beauty and mild climate make Nogales an ideal destination for outdoor enthusiasts.