Death toll rises in India as heatwave set to continue
The hottest place in India was Allahabad, a city in the northern state of Uttar Pradesh, which saw mercury rise to 47.7C on Sunday, while the capital Delhi recorded a high of 43.5C.
Most of the 539 recorded deaths have been of construction workers, the elderly or the homeless in the southern states of Andhra Pradesh and Telangana, said officials, but some deaths have also occurred in Uttar Pradesh, Odisha and West Bengal.