The minimum temperature in the national capital on Thursday settled at 17.2 degrees Celsius, three notches below the season's average, according to the India Meteorological Department.
The relative humidity at 8.30 am was 57 per cent.
Generally cloudy skies and light rain is expected during the day. The maximum temperature is likely to hover around 33 degrees Celsius.
According to the Central Pollution Control Board (CPCB), the overall Air Quality Index (AQI) at 9 am stood at 148 which is in the moderate 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", and 401 and 500 "severe".