Norcross, Georgia is located in Gwinnett County, in the Atlanta metropolitan area. The city experiences a humid subtropical climate characterized by hot, humid summers and mild winters. Average temperatures range from the 40s (°F) in winter to the 90s in summer. Norcross receives around 50 inches of precipitation annually.

The city is surrounded by several water bodies, including the Chattahoochee River and numerous lakes. These hydrological constituents provide opportunities for various outdoor recreational activities such as fishing, boating, and kayaking. The nearby Chattahoochee River National Recreation Area offers hiking trails, picnic spots, and camping sites. Moreover, residents and visitors can enjoy numerous parks within Norcross that offer amenities such as sports fields, playgrounds, and walking trails, making it an ideal location for outdoor enthusiasts.