Arnolds Park is a small town in northern Iowa with a population of around 1,100 people. The climate in Arnolds Park is classified as humid continental, with cold winters and warm summers. The town is located on the shore of West Okoboji Lake, a popular destination for water sports such as boating, fishing, and swimming. The lake is also a source of hydrology constituents, including nitrates and phosphates, which can lead to harmful algal blooms. Outdoor recreation opportunities in Arnolds Park include hiking and biking on nearby trails, as well as golfing at the local course. Overall, Arnolds Park offers a great outdoor experience for visitors to enjoy.