Rajasthan Climate

The climate of Rajasthan can be divided into four seasons: Pre-Monsoons, Monsoon, Post-Monsoon and Winter.
Pre-monsoon, which extends from April to June, is the hottest season, with temperatures ranging from 32 ^oC to 45^oC. In western Rajasthan the temp may rise to 48^oC, particularly in May and June. At this time, Rajasthan only hill station, Mt Abu registers the lowest temperatures. In the desert regions, the temperatures drops in night. Prevailing winds are from the west and sometimes carry dust storms (we call them andhi). The second season Monsoon extends from July to September, temp drops but humidity increases making it very un comfortable, even when there is slight drop in the temp (35^oC to 40^oC). We have about 90% of our rains in this period.

The Post-monsoon period is from Oct to December. The average maximum temperature is 33^oC to 38^oC, and the minimum is between 18^oC and 20^oC. The fourth season is the winter or cold season, from January to March. There is a marked variation in maximum and minimum temperatures, and regional variations across the state. January is the coolest month of the year. And temp may drop to 0^oC in some cities of Rajasthan, like Churu. There is slight precipitation in the north and north-eastern region of the state, and light winds, predominantly from the north and north-east. At this time, relative humidity ranges from 50% to 60% in the morning, and 25% to 35% in the afternoon.

Rajasthan falls located the northwestern region of India and falls in the Thar Desert Region. The climate in Rajasthan fluctuates greatly. The western areas of Rajasthan are comparatively dry and the southwestern region is hilly and fertile. Summers are hot and humid, and winters are cold in the desert areas. Pre-Monsoons, Monsoon, Post-Monsoon and Winter are four seasons of Rajasthan.

Pre Monsoon or summer season in Rajasthan stretches from April to June. Pre-monsoon season is the hottest season of Rajasthan and the average temperature ranges from 32°C to 45°C. The western region of Rajasthan some time experiences 48°C during the months of May and June. Mount Abu is the only place where the temperature is lowest during pre-monsoon season.

Monsoon season prevails from the month of July to September. Temperature at this season generally falls down but humidity remains on its peak. About 90% rain falls during monsoon season in Rajasthan.

Post-monsoon season extends from October to December. At this pre-monsoon period, the maximum temperature rises to 38°C and the minimum temperature falls down to 18°C. Winter season starts from January to March in Rajasthan. January is the coolest month and sometime temperature falls bellow 0°C. If you are planning a tour to Rajasthan then avoid summer and monsoon season. The best time to take a tour to Rajasthan is from January to March.