September in Surat averages a daily high of 32.2°C with nights around 25.7°C. Expect roughly 10.7 wet days totalling 201.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Surat is December–February.
Based on SURAT, IN (0.5km), 1995–2024. 20 years of September data.