December in Spring averages a daily high of 18.8°C with nights around 7.6°C. Expect roughly 9.2 wet days totalling 95.5mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Spring is February–April.
Based on HOUSTON INTERCONTINENTAL AIRPORT, TX US (11.9km), 1995–2024. 30 years of December data.