December in Universal City averages a daily high of 20.5°C with nights around 5.3°C. Expect roughly 5.6 wet days totalling 66.4mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Universal City is April–June.
Based on BURBANK VALLEY PUMP PLANT, CA US (5.3km), 1995–2024. 30 years of December data.