Does Rajasthan - the desert state of India, have winters?

Context: Summer
Due to the Desert Geography, frequently climb above 40 to 45 degrees Celsius in most places.

Due to its location, summers are the longest season in Rajasthan.

In this time tourist activities are very low.

Winter
The cold weather commences early in October and ends around the end of February and sometimes the temperatures reach nearly 2-degree celsius 

Answer: Summers are the longest season in Rajasthan where the temperature climbs upto 40-45 degree celsius in most places. However, Rajasthan does witness winters every year starting from the month of October until February. Sometimes the temperature can be as low as around 2 degrees as well.