India, July 31 -- Light to moderate rain is expected throughout the day on Thursday in Delhi and the National Capital Region (NCR), following overnight rainfall that triggered waterlogging in some areas amid a relatively wet summer. The monsoon trough remained around the region, maintaining satisfactory air quality.

An average air quality index (AQI) of 56 (satisfactory) was recorded at 9am on Thursday, compared to 66 (satisfactory) at 4pm on Wednesday. Delhi has had an average AQI of 79 this month, making it the cleanest July since the index was launched in April 2015.

The India Meteorological Department (IMD) said that the rain intensity was likely to reduce from Friday. It added that moderate rainfall was recorded at most places on T...