October in Haiphong averages a daily high of 29.7°C. Expect roughly 7.4 wet days totalling 87.5mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Haiphong is November–January.
Based on PHU LIEN, VM (8.9km), 1995–2024. 21 years of October data.