Overnight rains in the National Capital that continued till today morning bought down the mercury and led to a significant improvement in the city's air quality.<br />'' <br />'' The MeT department said, Delhi received 33.5 millimetres of rain since yesterday and recorded a minimum temperature of 12.8 degrees Celsius.<br />'' <br />'' The city's Air Quality Index, AQI stood at 271 at Noon which falls in the poor category as against 428 yesterday morning. <br />''  

<span style="color: #222222;">Delhiites witnessed thundershowers this evening, which brought the temperature down by several notches.<br />'' <br />'' The late evening rain also brought air pollution levels down.<br />'' <br />'' The Air Quality Index level came down to 150, which falls in the poor category. Earlier in the morning, the air quality in the national capital was in the "severe" category.<br />'' <br />'' The maximum temperature was recorded at 18 degrees Celsius while the minimum came down to 12 degrees Celsius which is four notches below normal.<br />'' <br />''<br />''Met department has forecast thunderstorm with hail tomorrow as well. </span><br />