March in New Braunfels averages a daily high of 23.9°C with nights around 10.6°C. Expect roughly 7.1 wet days totalling 53.5mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit New Braunfels is October–April.
Based on NEW BRAUNFELS MUNICIPAL AIRPORT, TX US (9.3km), 1995–2024. 28 years of March data.