Fowler, Ohio is a small town in Trumbull County with a humid continental climate, characterized by warm summers and cold winters. The town is situated near the headwaters of the Mosquito Creek watershed, which flows into the Mahoning River. The water quality in these rivers is monitored for hydrology constituents such as sediment, nutrients, and bacteria. Outdoor recreation opportunities in Fowler include the Mosquito Lake State Park, which offers fishing, boating, camping, and hiking. The park also has a beach for swimming and sunbathing. Additionally, the Fowler Community Park has a playground, picnic area, and sports fields for baseball and soccer.