November in Harlingen averages a daily high of 26.1°C with nights around 14.7°C. Expect roughly 6.3 wet days totalling 53.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Harlingen is November–March.
Based on HARLINGEN, TX US (2.7km), 1995–2024. 26 years of November data.