Ollie, Iowa is a small town located in Keokuk County. The town experiences a humid continental climate, with hot summers and cold winters. Precipitation is well-distributed throughout the year, with an average annual rainfall of around 36 inches. Ollie is also part of the Fox River watershed, with multiple creeks and streams flowing through the area.

Outdoor enthusiasts can enjoy various recreational opportunities in Ollie and its surroundings. The nearby Fox River offers fantastic fishing opportunities, with popular catches including catfish, bass, and carp. Additionally, the area is known for its lush woodlands and rolling hills, making it perfect for hiking, camping, and birdwatching. Ollie also has several parks and open spaces, providing residents and visitors with ample opportunities for picnicking, sports, and other outdoor activities.