Delhi is expected to remain dry for the next seven days, leading to a rain deficit at the end of September. The base station, Safdarjung, has recorded a rain deficit of 29% so far this month. Other stations in the city also have rain deficits ranging from 6% to 34%. The lack of rainfall is attributed to the monsoon trough staying away from its normal position. In August, the city also experienced a rain deficit of 61%. Delhi's air quality remains in the 'moderate' category.