Hawarden, Iowa is a small town located in the northwestern part of the state. The town has a continental climate with cold winters and warm summers. Precipitation is fairly evenly distributed throughout the year, with most of it falling in the form of rain during the summer months. The hydrology of the area is dominated by the Big Sioux River, which flows through the town and provides opportunities for fishing and boating. Outdoor recreation opportunities in Hawarden include a city park with a playground and picnic area, as well as several nearby state parks with hiking trails and campsites. The town is also home to a public golf course and a community swimming pool.