Killduff, Iowa is a small town located in Jasper County, in the heart of the American Midwest. The town experiences a continental climate with four distinct seasons. Summers are warm and humid, with average temperatures ranging from the mid-70s to low 80s Fahrenheit. Winters are cold, with temperatures often dropping below freezing and occasional snowfall.

The hydrology of Killduff is mainly influenced by its proximity to the Skunk River, a tributary of the Mississippi River. The river provides a water source for the town and supports a variety of aquatic life. Additionally, the region has several small creeks and streams that contribute to the local hydrology.

For outdoor enthusiasts, Killduff offers various recreational opportunities. The Skunk River and nearby waterways are ideal for fishing, boating, and canoeing. The surrounding landscape provides opportunities for hiking, birdwatching, and wildlife observation. The town also has a few parks and picnic areas where residents and visitors can relax and enjoy the outdoors.

In conclusion, Killduff, Iowa offers a continental climate, with warm summers and cold winters. The town's hydrology is influenced by the Skunk River and other local creeks and streams. Outdoor recreation opportunities include fishing, boating, hiking, birdwatching, and wildlife observation.