There was a distinct nip in the air as cold north- westerly winds have started blowing across the city, weather officials said.
The city's air quality index, according to the Central Pollution Control Board (CPCB), was in the 'very poor' category.
The minimum temperature was two notches above the season's average. The weather office has forecast a high of 23 degrees Celsius during the day.
Relative humidity was 62 per cent at 8.30 am.
Yesterday, the minimum temperature had settled at 14.6 degrees Celsius while the maximum was 24.5 degrees Celsius.