Mercury also plummeted at Churu, where the minimum temperature was recorded at 7.7 deg C followed by Sriganganagar at 8.2 and Pilani at 8.8 deg C, Meteorological department said.
It was, however, a pleasant weather in Jaipur with mercury staying between 9 and 11 deg C during the last week.
During the last one month, the weather pattern in the desert state has remained stagnant as temperature remained above normal during the days touching a maximum of 27 deg C.
A western disturbance might lead to a dip in mercury during the coming weekend, a MeT forecast said.