The winter season continues in Rajasthan and at many places in the state, the mercury dropped below five degrees Celsius on Friday night. Churu was the coldest place in the state last night, where the minimum temperature was recorded at 2.1 degree Celsius. According to the department, there was fog in many areas of Rajasthan on Saturday morning. Meteorologists have issued warnings of cold wave for the next few days in Ganganagar, Hanumangarh, Bikaner, Churu and Sikar.