Greenfield, Wisconsin is a city located in Milwaukee County. The climate in Greenfield is classified as humid continental, with hot summers and cold winters. The city is situated in the sub-watershed of the Root River, which flows into Lake Michigan. Hydrology constituents in the area include stormwater runoff, which can impact water quality in nearby streams and rivers. Despite this, there are several outdoor recreation opportunities in Greenfield, including parks, golf courses, and hiking/biking trails. Popular parks include Konkel Park and Scout Lake Park, which offer amenities such as playgrounds, sports fields, and picnic areas. Additionally, the nearby Milwaukee River offers opportunities for kayaking and fishing.