Delavan, Wisconsin is a small city located in Walworth County. It has a humid continental climate with warm summers and cold winters. The average temperature in July is 73°F, while in January, it drops to 22°F. Delavan is situated on the shores of Lake Delavan, which is a popular spot for fishing, boating, and swimming. The lake is also a source of drinking water for the city, and it is monitored regularly for hydrology constituents. Outdoor enthusiasts can enjoy hiking and biking through the scenic Kettle Moraine State Forest, which is located just a short drive from Delavan. Additionally, the city is home to several parks, including Phoenix Park, which offers playgrounds, picnic areas, and a splash pad for children.