About Tiruvannamalai, Tamil Nadu

With a population of around 145,000, Tiruvannamalai sits in Tamil Nadu, India. The city operates in the India Standard Time zone.

Recent weather here gives a sense of typical conditions: in 2025, Tiruvannamalai recorded a mean annual temperature of 82°F, ranging from 64°F lows in December to 103°F highs in April, with about 46 inches of precipitation across the year.