Air quality by country

Air quality in Bangladesh today

Updated Sun, 25 Oct 2026 19:43:35 GMT

Unhealthy for Sensitive Groups: average US AQI 121 across 26 cities Worst now: Narsingdi (146); cleanest: Hāthazāri (97).

Live US AQI, PM2.5 and ozone for cities across Bangladesh, ranked from most polluted to cleanest.

Average US AQI: 121 Unhealthy for Sensitive Groups
Most polluted now: Narsingdi AQI 146
Cleanest now: Hāthazāri AQI 97
Cities above 100: 24 unhealthy for sensitive groups or worse

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Air quality in Bangladesh today

Right now the modelled air quality in Bangladesh averages a US AQI of 121 (Unhealthy for Sensitive Groups) across the 26 cities we track. By category: 2 Moderate, 24 Unhealthy for Sensitive Groups (of 26).

That is 56 points worse than the worldwide average of 65 across 3,909 cities.

Narsingdi has the worst air at 146 with PM2.5 at 84 µg/m³, while Hāthazāri is cleanest at 97. 24 cities are above 100, where sensitive groups should limit time outdoors.

Bangladesh cities by AQI (most polluted first)

City	Region	US AQI	Category	PM2.5 µg/m³	Ozone µg/m³
Narsingdi	Dhaka Division	146	Unhealthy for Sensitive Groups	84.1	9
Nagar Naluākot	Dhaka Division	146	Unhealthy for Sensitive Groups	84.1	9
Comilla	Chittagong	143	Unhealthy for Sensitive Groups	56.5	32
Brāhmanbāria	Chittagong	133	Unhealthy for Sensitive Groups	58.9	37
Ashuganj City	Chittagong	133	Unhealthy for Sensitive Groups	58.9	37
Bhairab Bāzār	Dhaka Division	133	Unhealthy for Sensitive Groups	58.9	37
Mohammadpur	Rajshahi Division	131	Unhealthy for Sensitive Groups	54.2	64
Rāipur, Chittagong	Chittagong	129	Unhealthy for Sensitive Groups	55.2	35
Dhaka	Dhaka Division	120	Unhealthy for Sensitive Groups	46.2	37
Bhatara	Dhaka Division	120	Unhealthy for Sensitive Groups	46.2	37
Motijheel	Dhaka Division	120	Unhealthy for Sensitive Groups	46.2	37
Paltan	Dhaka Division	120	Unhealthy for Sensitive Groups	46.2	37
Sonārgaon	Dhaka Division	120	Unhealthy for Sensitive Groups	46.2	37
Gulshan	Dhaka Division	120	Unhealthy for Sensitive Groups	46.2	37
Gazipur	Dhaka Division	119	Unhealthy for Sensitive Groups	55.6	27
Savar	Dhaka Division	119	Unhealthy for Sensitive Groups	55.6	27
Kafrul	Dhaka Division	119	Unhealthy for Sensitive Groups	55.6	27
Tungi	Dhaka Division	119	Unhealthy for Sensitive Groups	55.6	27
Rajshahi	Rajshahi Division	114	Unhealthy for Sensitive Groups	51	64
Natore	Rajshahi Division	114	Unhealthy for Sensitive Groups	51	64
Rangpur	Rangpur Division	112	Unhealthy for Sensitive Groups	44.2	59
Bogura	Rajshahi Division	109	Unhealthy for Sensitive Groups	44	65
Khulna	Khulna Division	104	Unhealthy for Sensitive Groups	45.5	71
Shibganj	Rajshahi Division	103	Unhealthy for Sensitive Groups	42	62
Chattogram	Chittagong	97	Moderate	35	32
Hāthazāri	Chittagong	97	Moderate	35	32

What the US AQI numbers mean

US AQI	Category	What it means
0-50	Good	Air quality is satisfactory and poses little or no risk; a good time for outdoor activity.
51-100	Moderate	Acceptable for most people. Unusually sensitive people should consider shortening long or heavy exertion outdoors.
101-150	Unhealthy for Sensitive Groups	People with heart or lung disease, older adults, children and teens should cut back on prolonged or heavy exertion outdoors.
151-200	Unhealthy	Everyone should reduce prolonged or heavy exertion outdoors; sensitive groups should avoid it and keep windows closed.
201-300	Very Unhealthy	Health alert: everyone should avoid prolonged or heavy exertion outdoors, and sensitive groups should stay indoors.
301-500	Hazardous	Emergency conditions: everyone should avoid all outdoor physical activity and stay indoors with filtered air if possible. The scale tops out at 500; heavier dust or smoke is shown as 500.

Modelled by CAMS (Copernicus) via Open-Meteo, refreshed twice a day; read hour by hour from the forecast.

Data: Open-Meteo Air Quality API, Copernicus Atmosphere Monitoring Service (CAMS).

Air quality in Bangladesh today

Air quality in Bangladesh today

Bangladesh cities by AQI (most polluted first)

What the US AQI numbers mean

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