Delhi Records Maximum Temperature Of 39.8 Degrees Celsius: Weather Office Delhi Records Maximum Temperature Of 39.8 Degrees Celsius: Weather Office The Safdarjung Observatory, which provides representative data for Delhi, recorded a minimum temperature of 29 degrees Celsius, a notch above normal, it said. The relative humidity was recorded at 47 per cent at 5.30 pm. (File) New Delhi: The maximum temperature in the national capital settled at 39.8 degrees Celsius on Thursday, the India Meteorological Department (IMD) said. The Safdarjung Observatory, which provides representative data for Delhi, recorded a minimum temperature of 29 degrees Celsius, a notch above normal, it said. The relative humidity was recorded at 47 per cent at 5.30 pm.