India, Nov. 10 -- Delhi's air quality showed a slight improvement on Monday morning after hitting a season's high of 391 - 'very poor' category - the previous day. Despite the marginal improvement, the air remained toxic to breathe.

Delhiites woke up to a thick blanket of smog as temperatures dropped to 11.6 degrees Celsius. According to the Central Pollution Control Board (CPCB), the city's overall AQI stood at 346 at 6:05 am on Monday, in the "very poor" category.

Most monitoring stations in Delhi recorded pollution levels in the "severe" to "very poor" range. Bawana had the highest AQI at 412, Wazirpur at 397, Jahangirpuri at 394, and Nehru Nagar at 386, according to CPCB's Sameer app data at 6 am on Monday.

In the National Capital ...