October in Grand Prairie averages a daily high of 25.5°C with nights around 13.5°C. Expect roughly 6 wet days totalling 110.4mm. 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. 20 years of October data.