Delhi recorded a maximum temperature of 38.5 degrees Celsius on Sunday, 1.4 degrees below the seasonal average, according to the India Meteorological Department (IMD).
The weather department has forecast very light to light rainfall accompanied by thunderstorms and gusty winds on Monday afternoon and evening.
The maximum and minimum temperatures are expected to settle around 39 degrees Celsius and 26 degrees Celsius, respectively.
Delhi's key weather stations saw maximum temperatures ranging between 38.4 degrees Celsius and 39.1 degrees Celsius on Sunday, with Ridge being the hottest at 39.1 degrees Celsius.
Minimum temperatures varied between 23.4 degrees Celsius and 26.2 degrees Celsius, with Safdarjung recording the highest minimum temperature at 26.2 degrees Celsius.
Delhi's Air Quality Index (AQI) was recorded at 151 in the 'moderate' category at 4 pm, according to Central Pollution Control Board (CPCB) data.
A recent spell of rainfall has brought relief from the intense heat across Delhi and other parts of North India, with the wet spell expected to continue till June 19.