The best time to visit Dubois, Pennsylvania, is during the summer months, from June to August, or in the fall, from September to October.Summer in Dubois offers pleasant weather, with average temperatures ranging from the low 70s to the low 80s Fahrenheit. This season is ideal for outdoor activities such as hiking, fishing, and exploring the nearby state parks like Parker Dam State Park and Cook Forest State Park. Families will appreciate the opportunities for swimming and picnicking, while couples can enjoy scenic drives and outdoor dining.For those who appreciate natural beauty, the fall foliage in Dubois is a spectacular sight. From late September through October, the surrounding forests transform into a vibrant display of reds, oranges, and yellows. The crisp air and comfortable temperatures, typically in the 50s and 60s Fahrenheit, make it an excellent time for scenic drives, photography, and exploring local apple orchards.