Curlew, Iowa is a small town located in the northwest corner of the state. The climate in Curlew is categorized as humid continental, with warm summers and cold winters. The area receives an average of 33 inches of precipitation annually, with most of it falling in the summer months. The hydrology constituents in Curlew are primarily made up of the Little Sioux River and its tributaries. Outdoor recreation opportunities in the area include hunting, fishing, and hiking. The Little Sioux River is known for its excellent fishing, particularly for smallmouth bass and channel catfish. The nearby Lizard Lake Wildlife Area offers hunting for pheasants, quail, and deer.