November in Port Arthur averages a daily high of 22.4°C with nights around 11.1°C. Expect roughly 7.7 wet days totalling 101.5mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Port Arthur is February–April.
Based on PORT ARTHUR SE TX REGIONAL AIRPORT, TX US (11km), 1995–2024. 30 years of November data.