September in Gaya averages a daily high of 32.9°C with nights around 23.3°C. Expect roughly 17.5 wet days totalling 185mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Gaya is December–January.
Based on GAYA, NG (0.2km), 1995–2024. 19 years of September data.