The Central Pollution Control Board classifies an AQI between 0 and 50 as “good”, the cleanest category on India's scale, which Delhi seldom sees. The respite was brief, as the AQI stood at 54 on Saturday before rising further to 99 on Sunday. 

Monsoon magic: Delhi's AQI drops to 48, records first 'good' air day of 2026 after nearly 3 years

GRAP Stage-I has been enforced in Delhi-NCR after the AQI slipped into the ‘poor’ category. Measures include dust control, anti-smog guns, stricter vehicle checks and a ban on coal-fired tandoors.

GRAP-I imposed in Delhi-NCR as AQI in national capital turns ‘poor’ – What you should know

The nearby areas of the national capital of India, including Noida, Gurugram, and Faridabad, also saw sudden rain and cold showers, bringing respite from the increase in temperature in March.

Delhi logs wettest March in three years; AQI at 123 after rain

Despite ongoing military strikes and fires in war‑torn Tehran, the Iranian capital has recently recorded air quality readings that are cleaner than in heavily polluted Indian cities like New Delhi and Bengaluru, according to recent air quality data. Tehran’s Air Quality Index (AQI) was reported in the good range (around 33–42), while many Indian cities were in the unhealthy or poor category due to chronic pollution problems.


War Torn Tehran Records Cleaner Air Than Pollution Hit Delhi

In its latest update, the IMD said the Delhi-NCR forecast is due to an active western disturbance, which is expected to bring light to moderate rain and snowfall to several parts of the western Himalayan region till Wednesday.

Winter rain returns to Delhi-NCR with thunderstorms, lightning; IMD issues yellow alert

The Delhi government has announced a doubling of parking charges at authorized sites when GRAP Stages III or IV for severe air quality are invoked, aiming to reduce private vehicle usage. The policy exempts parking facilities owned by the Delhi Metro Rail Corporation (DMRC).

Delhi Pollution: Delhi Parking Costs to Jump During Pollution Alerts

The Air Quality Index (AQI) readings are showing close to 400 in the mornings as recorded at several monitoring stations. 

Winter menace: Delhi's air quality continues to be 'severe'; sparks health concerns

Indian Chess Grandmaster Vidit Gujrathi stated that the toxic air was slowly affecting people and questioned why addressing the issue was not being treated as a priority. He also shared a screenshot of Delhi’s air quality dashboard, which showed the AQI at a hazardous 598.

‘No one cares’: Indian Chess Grandmaster Vidit Gujrathi flags serious concern over Delhi's air pollution

Temperatures across all Delhi weather stations remained well below normal, indicating the continued grip of cold wave conditions. The national capital has been experiencing a cold wave for the past four days, with similar conditions likely to persist through Friday.

Delhi records coldest January morning in 3 years as mercury dips to 2.9°C, AQI remains very poor

Air quality in Delhi has shown signs of improvement after several days of poor AQI levels, offering brief relief to residents. However, dense fog has blanketed the national capital, prompting authorities to issue a yellow alert as visibility dropped and travel was disrupted. Weather officials continue to monitor conditions amid fluctuating pollution and winter weather patterns.


India: Delhi AQI Improves After Days of Poor Air | Dense Fog Blankets Delhi, Yellow Alert Issued

IMD warns of cold wave in Delhi; air quality remains in 'very poor' category

A dense fog and toxic smog blanketed Delhi-NCR on Wednesday morning, choking visibility and pushing AQI into the severe zone. Flights and trains are delayed.

Dense fog blankets Delhi NCR, disrupts flights and train; AQI remains 'severe' at 384

The IMD issued a fog alert for the night of December 29 and the morning of December 30, warning of dense to very dense fog across Haryana, Chandigarh and Delhi, Punjab, Uttar Pradesh, and parts of north, east and northeast India.

Fog disrupts over 150 flights in Delhi as air quality remains in 'very poor' category

Delhi wakes up to yet another difficult winter morning, as dense fog combined with toxic smog blanketed the national capital and its surrounding regions.


Poisonous Delhi 'Unlivable': When Will This Nightmare End?

Over half of the monitoring stations in Delhi (25 out of 40) reported their AQI falling in the 'severe' category at 7 am. With particulate matter 2.5 (PM2.5), Vivek Vihar recorded an AQI of 458, followed by Wazirpur, touching the AQI level of 443.

Delhi chokes under smog as AQI slips into ‘severe’ category at 402; flights, trains disrupted

Air quality in Delhi remained hazardous on Sunday, with the overall Air Quality Index (AQI) recorded at 391 at 6 am, placing it on the brink of the severe category. Several monitoring stations across the city recorded AQI levels above 400. A thick layer of smog, coupled with dense winter fog, enveloped large parts of Delhi, triggering health concerns and significantly impacting daily life.


Delhi Pollution: 20 Out of 40 AQI Monitoring Stations Record AQI Above 400 | WION NEWS

Air pollution levels have worsened across North and East India as dense fog and smog once again blanket Delhi. Poor air quality has reduced visibility, disrupted transport, and raised health concerns, with authorities urging caution as AQI levels remain in the poor to very poor category across several regions.

Delhi AQI: Delhi Pollution Rises Again, AQI Slips Close to 'Severe' Category

Air Pollution Worsens Across North and East India; Fog  & Smog Blankets Delhi Again

Delhi woke up to cleaner air on Christmas, with AQI dropping to around 221 from over 300 a day earlier. GRAP IV curbs were lifted as winds improved conditions, but authorities warned pollution could rise again as winds slow in coming days.

Delhi breathes a little easier: AQI improves to 221, remains in 'poor' category; GRAP IV revoked

Union Minister for Road Transport and Highways Nitin Gadkari highlighted the country’s heavy reliance on fossil fuels, noting that India spends nearly Rs 22 lakh crore annually on importing them.

‘Around 40% of pollution is linked to our sector’: Nitin Gadkari on Delhi’s air quality

The Delhi government has announced a series of strict measures aimed at tackling the city’s worsening pollution crisis. These include policies to limit emissions, enforce stricter regulations, and improve air quality. Residents and authorities are closely watching how effective these steps will be in combating Delhi’s chronic pollution problem.

Delhi Air Crisis: Government Vows to Implement Strict Measures to Control Pollution 

Delhi Government Vows to Implement Strict Measures to Control Pollution

A layer of fog covered Srinagar city as a cold wave gripped the Kashmir Valley, with lower visibility, and flights as the harsh, extreme winter period, locally called 'Chillai Kalan', began on December 21, which led to freezing conditions and icy landscapes across the region.

Delhi AQI remains ‘very poor’ as dense fog engulfs northern India

Congress MP Priyanka Gandhi Vadra voiced disappointment over Parliament’s failure to take up a discussion on air pollution during the Winter Session, which ended earlier in the day. She said the matter required urgent attention and should be taken up in the next session.

Delhi air crisis: Govt says opposition ruckus blocked Lok Sabha debate on pollution

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Monsoon magic: Delhi's AQI drops to 48, records first 'good' air day of 2026 after nearly 3 years

GRAP-I imposed in Delhi-NCR as AQI in national capital turns ‘poor’

Delhi logs wettest March in three years; AQI at 123 after rain

War Torn Tehran Records Cleaner Air Than Pollution Hit Delhi

Delhi-NCR witnesses rain with thunderstorms, lightning; IMD issues yellow alert

Delhi Pollution: Delhi Parking Costs to Jump During Pollution Alerts

Delhi's air quality continues to be 'severe'; sparks health concerns

‘No one cares’: Chess Grandmaster Vidit Gujrathi flags concern over Delhi's AQI

Delhi records coldest January morning in 3 years as mercury dips to 2.9°C

India: Delhi AQI Improves After Days of Poor Air | Dense Fog Blankets Delhi, Yellow Alert Issued

IMD warns of cold wave in Delhi; air quality remains in 'very poor' category

Dense fog blankets Delhi NCR, disrupts flights and train; AQI at 384

Fog disrupts over 150 flights in Delhi as air quality remains 'very poor'

Poisonous Delhi 'Unlivable': When Will This Nightmare End?

Delhi chokes under smog as AQI slips into ‘severe’; flights, trains disrupted

Delhi Pollution: 20 Out of 40 AQI Monitoring Stations Record AQI Above 400 | WION NEWS

Delhi AQI: Delhi Pollution Rises Again, AQI Slips Close to 'Severe' Category

Air Pollution Worsens Across North and East India; Fog & Smog Blankets Delhi Again

Delhi breathes a little easier: AQI improves to 221, still in 'poor' category

‘Around 40% of pollution is linked to our sector’: Nitin Gadkari on Delhi’s AQI

Delhi Air Crisis: Government Vows to Implement Strict Measures to Control Pollution

Delhi Government Vows to Implement Strict Measures to Control Pollution

Delhi AQI remains ‘very poor’ as dense fog engulfs northern India

Delhi air crisis: Govt says opposition ruckus blocked debate on pollution