The people in the national capital on Tuesday woke up to a cold morning, while the air quality slipped to 'poor' category from 'satisfactory'.
According to the India Meteorological Department (IMD), the minimum temperature was recorded at 6.5 degree Celsius, a notch below normal.
The weather department has forecast clear sky during the day and the maximum temperature will settle at around 19 degree Celsius.
On Monday, the maximum temperature was recorded at 18.1 degree Celsius, two notches below normal.
The air quality index slipped to the 'poor' category from 'satisfactory' with the AQI being clocked at 227, the IMD data showed.
"The air quality is likely to remain in the 'poor' category on Wednesday, and 'poor' to lower end of 'very poor' category on Thursday," the weather office said.