The national capital reeled under a scorching heatwave on Wednesday with the mercury settling six notches above normal in most areas, the weather department said.
The Palam Observatory recorded the highest maximum temperature at 47.2 degrees Celsius, slightly less than Tuesday (47.6 degrees Celsius).
The Safdarjung Observatory, which provides representative figures for the city, recorded a maximum of 45.9 degrees Celsius. On Tuesday, it had recorded a high of 46 degrees Celsius.
The last time the mercury touched the 46-degree mark at the Safdarjung weather station was on May 19, 2002, said Kuldeep Srivastava, the head of the regional forecasting