Air Quality and Weather Bulletin for Delhi (08.01.2026)

दिल्ली के लिए वायु गुणवत्ता और मौसम बुलेटिन (08.01.2026)

1. Past Weather and Air Quality Observation: The air quality over Delhi was in Poor category with CPCB AQI 289 at 4 PM on 07.01.2026. There has been a fall in minimum temperature by 2-3°C and rise in maximum temperatures by 1-2°C during the past 24 hours over Delhi. The maximum and minimum temperatures over Delhi were around 14°C to 17°C and 05°C to 06°C, respectively. The minimum temperatures are below normal (-1.6 to -3.0°C) at isolated places and normal (-1.5°C to 1.5°C) over remaining places of Delhi. The maximum temperatures were appreciably below normal (-3.1 or -5.0) at a few places, below normal (-1.6°C to -3.0°C) at isolated places and normal (-1.5°C to 1.5°C) over remaining places of Delhi. Safdarjung reported lowest visibility 500m from 0030 to 0100 IST, which thereafter improved to 700m at 0130 IST of today, 08.01.2026. Palam reported lowest visibility 100m from 0030 to 0130 IST, which thereafter improved to 300m at 0200 IST of today, 08.01.2026. Mainly clear sky with moderate to dense fog, predominant surface wind from the westerly direction with a wind speed up to 15kmph prevailed during the past 24 hours. Mainly clear sky. Cold day conditions at isolated places. Mist/haze during night and wind speed reaching up to 12 kmph from the west direction prevailed over the region in the forenoon today.

2. Mainly clear sky. Cold day conditions at isolated places. Mist/haze during night. The maximum temperatures are likely to be in the range of 15°C to 17°C. Maximum temperatures will be below normal (-1.6°C to -3.0°C)   over Delhi. The predominant surface wind is likely to be from the west direction with wind speeds less than 15kmph during the afternoon hours. The wind speed will decrease, becoming less than 05 kmph from the north direction during the evening and night on 08.01.2026. Mainly clear sky. Moderate fog at many places with dense fog at isolated places during morning hours. The maximum and minimum temperatures in Delhi are likely to be in the ranges of 16°C to 18°C and 5°C to 7°C, respectively. The minimum temperature will be near normal and the maximum temperatures will be below normal (-1.6°C to -3°C) over Delhi. The predominant surface wind is likely to be from the west direction with wind speed less than 05kmph during the morning hours. The wind speed will increase becoming less than 15kmph from the northwest direction in the afternoon hours. The wind speed will decrease becoming less than 10kmph from the north direction during evening and night on 09.01.2026. Mainly clear sky. Shallow to moderate fog during morning hours. The maximum and minimum temperatures in Delhi are likely to be in the ranges of 16°C to 18°C and 06°C to 08°C, respectively. The minimum temperatures will be near normal and the maximum temperatures will be below normal (-1.6°C to -3°C) over Delhi. The predominant surface wind is likely to be from the west direction with wind speeds less than 10kmph during the morning hours. The wind speed will increase becoming 20kmph from the northwest direction in the afternoon. The wind speed will decrease up to 10kmph from northwest direction during the evening and night on 10.01.2026. Mainly clear sky. shallow to moderate fog during morning hours. The maximum and minimum temperatures in Delhi are likely to be in the ranges of 15°C to 17°C and 05°C to 07°C, respectively. The minimum temperatures will be near normal and the maximum temperatures will be below normal (-1.6°C to -3.0°C) over Delhi. The predominant surface wind is likely to be from the west direction with wind speeds gradually increasing reaching up to 10kmph during the morning hours. The wind speed will increase becoming 20kmph from the northwest direction in the afternoon and wind speed will decrease up to 10kmph from the west direction during the evening/night on 11.01.2026.

3. Predicted maximum mixing depth is likely to be 1050 m on 08.01.2026, 900 m on 09.01.2026, 900 m on 10.01.2026, and 800 m on 11.01.2026 over Delhi. Ventilation index is likely to be 3500 m2/s on 08.01.2026, 2500 m2/s on 09.01.2026, 3500 m2/s on 10.01.2026 and 4200 m2/s on 11.01.2026 over Delhi. The ventilation index lower than 6000 m2/s with average wind speed less than 10 kmph is unfavourable for dispersion of pollutants.

4. The air quality is likely to be in the Poor category on 08.01.2026. The air quality is likely to be in the Very Poor category on 09.01.2026. The air quality is likely to be in the Poor category from 10.01.2026 to 11.01.2026. The outlook for the subsequent 6 Days: The air quality is likely to be in the Poor to Very Poor category.

5. Detailed forecast analysis and verification can be seen at https://ews.tropmet.res.in.

Air Quality Bulletin for Ahmedabad (08.01.2026)

1. The overall air quality of Ahmedabad was observed in the Moderate category with AQI 137 on 07.01.2026.

2. The air quality is likely to be in the Moderate category from 08.01.2026 to 10.01.2026.

Air Quality Bulletin for Mumbai (08.01.2026)

1. The overall air quality of Mumbai was observed in the Moderate category with AQI 128 on 07.01.2026.

2. The air quality is likely to be in the Moderate category from 08.01.2026 to 10.01.2026.

Air Quality Bulletin for Pune (08.01.2026)

1. The overall air quality of Pune was observed in the Poor category with AQI 189 on 07.01.2026.

2. The air quality is likely to be in the Moderate category from 08.01.2026 to 10.01.2026.