Dindigul, which was notorious for its high pollution levels due to the presence of tanneries, has seen a remarkable transformation within the last 12 years, with the city ranking among the top 15 places in the country on air quality index. The topography of the town is plain and hilly and the weather varies with the change in climate. Like most parts of Tamil Nadu, summer is spanned from March to July and December and January are the winter season. The Southwest monsoon sets from June and lasts till August while in the period from October to December; the bulk rainfall takes place due to the influence of the North East monsoon.
Dindigul is famous for its temples, churches and mosques. Kalahastheeswara Gnanambika Temple and Seenivasaperumal Temple are two most important temples of Dindigul. Mohammadiyapuram Pallivasal, Begumbur Periya Pallivasal, Ahle Hadees Pallivasal, Thowheeth Masjid, Mandi Pallivasal, Madinah Pallivasal, Bajar Masjid, Ring Road Pallivasal and Makkah Pallivasal are some of the most important Islamic religious institutions in Dindigul.

Kodaikanal, Palani Hills, Sirumalai, Dindigul Fort are some of the most important places of interest in Dindigul. Both the Dindigul district and the Dindigul town, the administrative head-quarters of the district had a glorious historical past. It was under the direct rule of Tipu Sultan. The Rock Fort of Dindigul, famous for its historical significance was constructed by King Muthukrishnappa Naicker of the Naik rulers.