Londonderry, Ohio is a small village located in Ross County in the southern part of the state. The climate in Londonderry is characterized by moderate temperatures with hot summers and cold winters. The average annual temperature is around 51°F (10.5°C), with July being the warmest month and January the coldest.

Hydrology in Londonderry is influenced by the nearby Salt Creek, which runs through the village. This creek contributes to the local water supply and provides opportunities for fishing and boating. Additionally, the region is dotted with several small lakes and ponds, offering further outdoor recreational activities such as swimming and picnicking.

Outdoor enthusiasts will find plenty of opportunities to enjoy nature in Londonderry and its surrounding areas. The region is known for its beautiful forests, making it an ideal destination for hiking, camping, and birdwatching. The nearby Tar Hollow State Park offers additional recreational activities, including hunting, horseback riding, and mountain biking. Overall, Londonderry provides a picturesque backdrop for nature lovers and those seeking outdoor adventures.