December in Fort Worth averages a daily high of 16.9°C with nights around 5.5°C. Expect roughly 6.9 wet days totalling 58.9mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Fort Worth is March–April.
Based on FORT WORTH MEACHAM FIELD NAAF, TX US (10.5km), 1995–2024. 13 years of December data.