The region continued to sizzle under heat wave with mercury levels settling above normal levels in parts of Punjab and Haryana on Sunday.
Haryana's Hisar town sizzled at maximum temperature of 44.5 degrees Celsius, three degrees above normal.
Heat wave conditions prevailed over Punjab and Haryana with maximum temperatures recorded at over 40 degrees at most places, said a Met official.
He added that the minimum was between 23 and 28 degrees.
The union territory of Chandigarh braved the sweltering heat at 41.2 degree Celsius, two notches above normal.
In Haryana, Narnaul settled at maximum temperature of 42 degree Celsius, up by four notches from normal while Ambala recorded a high of 42.2 degrees, five notches above normal.
In neighboring Punjab, ludhiana recorded maximum temperature at 41.6 degrees, up by three degrees from normal. Patiala and Amritsar settled at respective maximum temperature of 42.4 degree Celsius and 41.5 degrees.
Chandigarh recorded minimum temperature at 25.6 degree Celsius, two notches above normal.
The minimum temperature recorded was 27.3 degrees in Ambala, 25.5 degree Celsius in Hissar, 23.8 degree Celsius in Karnal, 25.7 degree Celsius in Narnual, 24 degree Celsius in Amritsar, 26 degree Celsius in ludhiana and 26.6 degree Celsius in Patiala.
The local Met Department has forecast dust storm/thunderstorm at isolated places during next 48 hours in Haryana and Punjab. Thunderstorm accompanied with squall (with wind speed 45 kilometers per hour) is likely at isolated places on May 16 and 17 in both states. Rains are also expected at some places, predicted the Met Department.
Meanwhile, the mercury continued to rise across the hills of Himachal Pradesh on Sunday, with temperatures recorded two to four degrees above average and in some areas, also crossing 42 degrees Celsius.
Shimla, situated at an altitude of 2,130 metres, was warm at 27.2 degrees Celsius, four notches above average."The maximum temperature remained above average in the state due to lack of rain," said a Met official. He said Una town, located on the Punjab border, was the hottest at 42.2 degrees Celsius.
Dharamsala recorded a high of 31.6 degrees Celsius, while it was 35.9 degrees in Sundernagar, 20.4 degrees in Kalpa and 35.8 degrees in Nahan.
The Met department said a few areas in Himachal would see rain or thundershowers on Monday.