The minimum temperature in Delhi on Sunday settled at 23.5 degrees Celsius, four notches above normal, with the India Meteorological Department (IMD) warning of "heatwave conditions" in several parts of the city. The relative humidity was recorded at 32 per cent at 8.30 am. According to the IMD, the maximum temperature in the national capital is expected to touch 42 degrees Celsius on Sunday. The weatherman has forecast a clear sky during the day, but there is a possibility of heatwave conditions at many places with "severe" heatwave conditions at a few places across the city.

Saturday was the hottest day in Delhi in five years with the mercury touching 42.4 degrees Celsius. The maximum temperature was close to the 45 degree Celsius-mark in neighbouring Gurugram. Delhi had recorded a maximum temperature of 43.2 degrees Celsius on April 21, 2017. The highest ever maximum temperature of 45.6 degrees Celsius for the month was recorded on April 29, 1941. The IMD had said on Saturday that this was the first time in 72 years that Delhi recorded such a high temperature in the first half of April.