December in Fort Wayne averages a daily high of 3.4°C with nights around -4.3°C. Expect roughly 12.4 wet days totalling 66.1mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Fort Wayne is August–September.
Based on FORT WAYNE INTERNATIONAL AIRPORT, IN US (18.7km), 1995–2024. 30 years of December data.