December in Fountainebleau averages a daily high of 25.8°C with nights around 18.1°C. Expect roughly 8.6 wet days totalling 62.3mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Fountainebleau is November–March.
Based on MIAMI INTERNATIONAL AIRPORT, FL US (3.5km), 1995–2024. 30 years of December data.