October in Le Havre averages a daily high of 16.8°C with nights around 9.1°C. Expect roughly 15.5 wet days totalling 75.4mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Le Havre is June–September.
Based on CAEN CARPIQUET, FR (43km), 1995–2024. 30 years of October data.