Saint-Paris, Ohio is a charming rural town located in Champaign County. The climate in Saint-Paris is classified as humid continental, characterized by hot and humid summers and cold winters. Summers are generally mild, with temperatures averaging around 80°F (27°C), while winters can be quite cold, with average temperatures around 30°F (-1°C). Precipitation is evenly distributed throughout the year, with an annual average of 40 inches.

The hydrology constituents in Saint-Paris are primarily influenced by the Great Miami River, which flows through the town. This river provides opportunities for water-based recreation, such as fishing, boating, and kayaking. Additionally, several smaller streams and creeks meander through the picturesque countryside, offering scenic spots for hiking and picnicking.

Outdoor recreation is abundant in Saint-Paris, with numerous parks and natural areas to explore. The Kiser Lake State Park, located just a short drive away, offers a 396-acre lake that provides opportunities for swimming, boating, and camping. The park also features hiking trails, fishing spots, and wildlife viewing areas.

Overall, Saint-Paris, Ohio offers a pleasant climate, beautiful hydrological features, and a variety of outdoor recreation opportunities, making it an appealing destination for nature enthusiasts and those seeking outdoor adventure.