Narnaul in Haryana and Amritsar in Punjab recorded their minimum temperatures at 1.8 degrees Celsius, both four notches below normal limits.
Ludhiana (4.5 deg C) and Patiala (5 deg C) also experienced a cold night, the MeT Department said here.
As cold waves swept the region, Chandigarh recorded the season's coldest night so far at 4.8 deg C, two notches below normal.
Apart from Narnaul, other places in Haryana which shivered under biting chill included Hisar, which recorded a low of 2.9 deg C, down four notches while Karnal recorded a low of 3.4 deg C, three degrees below normal limit.
According to the MeT, foggy conditions prevailed at few places in the region today including, Ludhiana and Karnal.