The Safdarjung Observatory — Delhi’s base station — recorded a most temperature of 39.5 levels Celsius on Sunday, two notches beneath regular for this time of the yr.
The IMD predicted the utmost temperature could enhance by three to 5 levels Celsius in most elements of northwest India in the course of the subsequent 5 days.
The mercury is prone to contact the 44-degree mark in Delhi by Thursday, it stated.
Town has recorded eight heatwave days in April this yr, the utmost since 11 such days witnessed within the month in 2010.
For the plains, a heatwave is asserted when the utmost temperature is over 40 levels Celsius and at the very least 4.5 notches above regular.
A extreme heatwave is asserted if the departure from regular temperature is greater than 6.4 notches, in line with the IMD.
The nationwide capital had recorded a most temperature of 43.2 levels Celsius on April 21, 2017. The all-time excessive most temperature for the month was 45.6 levels Celsius on April 29, 1941.