In the longest spell of clean air this year, Delhi’s air quality index (AQI) remained in the “satisfactory” category for the tenth consecutive day on Saturday.
The AQI was recorded at 89, a slight increase from 78 the previous day. According to the Central Pollution Control Board (CPCB), AQI, between 51 and 100, falls within the “satisfactory” range.
Light rainfall was recorded in several parts of the Capital, with the Safdarjung observatory —considered the city’s representative station —logging 1.8 mm. Palam received 2.6 mm of rain, SPS Mayur Vihar 0.5 mm, and Pragati Maidan 0.1 mm, while Lodhi Road reported trace rainfall. In the NCR, Gurgaon recorded 3 mm and Faridabad 0.5 mm. The normal rainfall for the month, based on the long-period average, is 23.3 mm.
In its daily weather bulletin, the India Meteorological Department (IMD) noted that South Easterly winds prevailed over Delhi with speeds up to 15 kmph.
The IMD has forecast light to moderate rain, accompanied by thunderstorms or lightning over the next three days.
On Saturday, the maximum temperature in the city settled at 37.1 degrees Celsius, close to normal for this time of year. The minimum temperature was recorded at 27.9 degrees Celsius, also within the normal range.
A yellow alert (‘be aware’) has been issued for Sunday, with a forecast of thunderstorms or lightning. While no specific alerts have been issued for the rest of the week, the Met Office has predicted generally cloudy skies, with the likelihood of rain, thunderstorms, or lightning continuing.
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Temperatures are expected to gradually decline, with the minimum dipping to around 23 degrees Celsius and the maximum settling near 33 degrees.
The Indian Institute of Tropical Meteorology’s (IITM) Air Quality Early Warning System stated in its Saturday bulletin: “The air quality is likely to be in the ‘satisfactory’ category on 04.07.2025. The air quality is likely to remain in the ‘satisfactory’ category from 05.07.2025 to 07.07.2025. The outlook for the subsequent six days suggests the air quality will be in the ‘satisfactory’ to ‘moderate’ category.”
