Delhi Weather: A cold wave will affect Northern India, including Delhi, Punjab, Haryana, and Uttar Pradesh, from December 9 to December 14. The India Meteorological Department (IMD) forecasts light rain over the coming days due to a Western Disturbance, which will also bring snowfall to the northern hills. Additionally, Delhi's air quality has deteriorated, with a significant drop in temperatures expected. Dense fog on December 9 and 10 could disrupt travel.