Williston, Ohio is a small village located in Ottawa County, in the northwestern part of the state. The village experiences a humid continental climate, characterized by warm summers and cold winters. Average temperatures range from around 20°F (-7°C) in January to 80°F (27°C) in July. Precipitation is fairly evenly distributed throughout the year, with an average annual rainfall of about 35 inches (89 cm).

The hydrology constituents in Williston are influenced by its proximity to Lake Erie. The village is located just a few miles from the lake, which provides opportunities for water-based activities such as boating, fishing, and swimming. The nearby rivers and streams also offer additional fishing opportunities.

Outdoor recreation enthusiasts will find a variety of options in and around Williston. Maumee Bay State Park, located just north of the village, offers camping, hiking trails, beach access, and a golf course. The park also provides opportunities for birdwatching and wildlife observation. Additionally, the Ottawa National Wildlife Refuge, located nearby, provides excellent birding opportunities, as well as opportunities for hunting, fishing, and nature photography.