With Delhi recording a maximum temperature of 40.8 degrees Celsius on Tuesday and predicted to breach the 42-degree mark on Wednesday, public health experts warned the extreme heat so early in the year is particularly dangerous. The temperature in Delhi could soar to 44 degrees Celsius by Thursday, said the Met department. A yellow alert warning of a heatwave spell in Delhi starting April 28 has been issued.

An elderly man quenches his thirst on a hot summer afternoon, in Nadia