October in Germantown averages a daily high of 18.2°C with nights around 8.3°C. Expect roughly 8.9 wet days totalling 101.9mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Germantown is August–October.
Based on DAMASCUS 3 SSW, MD US (10.8km), 1995–2024. 30 years of October data.