Jacksonville, located in northeastern Florida, is the largest city in the continental United States. The city has a humid subtropical climate, characterized by hot and humid summers and mild winters. Summers are long and often experience high temperatures, reaching into the 90s°F (32°C), while winters are short with temperatures rarely dropping below freezing.

Jacksonville benefits from its proximity to the Atlantic Ocean and St. Johns River, which greatly influence its hydrology. The St. Johns River, one of the few rivers in the U.S. that flows north, runs through the city and offers various water-based activities like boating, fishing, and kayaking. The city boasts miles of stunning coastline and beautiful beaches, such as Jacksonville Beach and Atlantic Beach, providing ample opportunities for swimming, sunbathing, and surfing.

In addition, Jacksonville is home to numerous parks and preserves, offering diverse outdoor recreation opportunities. The Timucuan Ecological and Historic Preserve is a must-visit, with its scenic marshes, trails, and historical sites. Other popular parks include Hanna Park, offering camping and hiking options, and the Jacksonville-Baldwin Rail Trail, a 14.5-mile paved trail perfect for cycling and walking.

Overall, Jacksonville offers a vibrant outdoor scene, combining its pleasant climate, abundant waterways, and numerous recreational areas, making it a fantastic destination for nature enthusiasts and adventure seekers.