Some flights were delayed in Delhi airport due to fog (File)
Sixteen flights have been delayed due to dense fog in Delhi today. Officials said 11 international and five domestic flights have been delayed as vast swathes of north India including Delhi felt the drop in temperature and increased fog.
The Met office said the minimum temperature at Palam, near the airport, was recorded at 14 degree Celsius.
Amid the biting cold, many were seen taking refuge at a night shelter at AIIMS in south Delhi, news agency ANI reported. Similar scenes were seen elsewhere, with homeless people under heavy blankets and quilts cooped up at night shelters on Lodhi Road area.
The air quality index (AQI) in Delhi was recorded under 'severe' category, the Central Pollution Control Board (CPCB) said.
The AQI in the national capital was recorded at 447, which comes under the 'severe' category.
An AQI between zero and 50 is considered 'good', 51 and 100 'satisfactory', 101 and 200 'moderate', 201 and 300 'poor', 301 and 400 'very poor', 401 and 450 'severe' and above 450 'severe-plus'.