Amid a cold wave prevailing in parts of northern India, Safdarjung in Delhi recorded a minimum temperature of 1.9 degrees Celsius, the India Meteorological Department said on Sunday. Meanwhile, Aya Nagar also in Delhi recorded a minimum temperature of 2.6 degrees Celsius, while Lodhi Road recorded 2.8 degrees Celsius and Palam 5.2 degrees Celsius, the IMD added.