Evansville, Indiana, is a city located in the southwestern part of the state. The climate in Evansville is characterized by hot summers and cold winters, with an average temperature of 58 degrees Fahrenheit. The city is located near the Ohio River, and as a result, hydrology constituents such as nutrients, sediments, and pollutants contribute to the water quality of the river. Outdoor recreation opportunities in Evansville include hiking and biking trails, fishing, boating, and camping at nearby state parks. The Wesselman Woods Nature Preserve is a popular destination for nature enthusiasts, with over 200 acres of woods, wetlands, and savannas to explore.