May in Nallūr averages a daily high of 34.8°C with nights around 23.8°C. Expect roughly 4.4 wet days totalling 55.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Nallūr is December–January.
Based on COIMBATORE PEELAMED, IN (38km), 1995–2024. 20 years of May data.