March in Grand Prairie averages a daily high of 20.2°C with nights around 8.6°C. Expect roughly 7.7 wet days totalling 96.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Grand Prairie is March–May.
Based on ARLINGTON SIX FLAGS, TX US (7.2km), 1995–2024. 22 years of March data.