Churu is a city in the desert region of Rajasthan state of India. It is known as gateway to the Thar Desert of Rajasthan. It is the administrative headquarters of Churu District. It lies in the Thar Desert on the National Highway-65 connecting Pali to Ambala and is a junction station on the railway line to Bikaner. It is near the shifting sand dunes of the Thar Desert and has grand havelis with marvelous fresco paintings, namely Kanhaiya lal Bagla ki Haweli and Surana Haweli, with hundreds of small windows. It also has some fine Chhatris. Near the town is a religious seat of the Nath sect of Sadhus where there are life-size marble statued of their deities and a place for prayers. There stands a Dharam Stup, a symbol of religious equality. At the centre of the town is a fort built about 400 years ago.
Churu is located at 28.30°N 74.95°E. It has an average elevation of 292 m (958 ft).
Churu is a district with an enchanting topography amidst the Thar Desert. The Churu City is encircled by large shifting sand dunes. The area is scanty in vegetation. Phoge and Kair bushes and Khejri/Khejra, Royara and Babul trees are to be mainly found on the sand dunes. In the towns, neem and peepal and siras trees can also be noticed. One can find sand dunes all over the area with a couple of small limestone hills.
The region boasts record temperatures ranging from below freezing point in the winters to over 55 degrees in the summer afternoons. Before dawn in the months of December and January one may not be surprised to notice ice in small waterpots or frozen water dews on the little vegetation. Yet one may find that summer nights are cooler and winter days are warmer. There is a great variation in minimum and the maximum temperature of Churu.