Millersburg, Pennsylvania is a charming borough located along the Susquehanna River in Dauphin County. The climate in Millersburg is considered to be humid continental, with warm summers and cold winters. Average temperatures range from the mid-80s Fahrenheit in summer to the low-30s in winter, making it an enjoyable place to experience all four seasons.

The hydrology constituents in Millersburg are primarily influenced by the Susquehanna River, which provides opportunities for boating, fishing, and other water-based activities. The river, along with nearby creeks and streams, also contribute to a diverse ecosystem that supports a variety of wildlife.

Outdoor enthusiasts will find plenty of recreational activities to enjoy in Millersburg. The borough is surrounded by beautiful natural landscapes, including forests, parks, and trails, making it an ideal destination for hiking, biking, and camping. The nearby Ned Smith Center for Nature and Art offers educational programs and hiking trails, allowing visitors to appreciate the area's unique flora and fauna.

Overall, Millersburg, Pennsylvania offers a pleasant climate, vibrant hydrology constituents, and a range of outdoor recreation opportunities, making it a wonderful place for nature lovers and adventure seekers.