Birgunj: Air Pollution Today — AQI Index, PM2.5/PM10, Smog Alerts and Forecast

Latest air quality data: Birgunj

Locations: Kathmandu » Pokhara Lekhnath » Biratnagar » Bahraich » Lakhīmpur » Bīrganj Dharan » Bharatpur » Bagaha »

Pollution and air quality forecast for Bīrganj. Today is Thursday, August 27, 2026. The following air pollution values have been recorded for Bīrganj:

particulate matter (PM2.5) dust - 36 (Unhealthy for Sensitive Groups)
particulate matter (PM10) suspended dust - 38 (Moderate)
ozone (O3) - 54 (Good)
nitrogen dioxide (NO2) - 11 (Good)
sulfur dioxide (SO2) - 6 (Good)
carbon monoxide (CO) - 419 (Good)

Real-time Air Quality Index (AQI) for Bīrganj, Thursday, August 27, 2026: 3.

AQI 3 Unhealthy for Sensitive Groups

What is the air quality in Bīrganj today? Is the air polluted in Bīrganj?. Is there smog?

Today (Thursday, August 27, 2026) air quality is moderately polluted in Bīrganj. Healthy people may experience slight irritations and sensitive persons will be slightly affected to a larger extent by the pollutions in Bīrganj.

What is the current level of PM2.5 in Bīrganj? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 36 (Unhealthy for Sensitive Groups) For comparison, the highest level of PM2.5 in Bīrganj in the last 7 days was: 51 (Sunday, August 23, 2026) and the lowest: 22 (Wednesday, August 26, 2026).

What is the level of PM10 today in Bīrganj? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Bīrganj is: 38 (Moderate)

How is the O3 level today in Bīrganj? (ozone (O3))
54 (Good)

How high is the level of NO2? (nitrogen dioxide (NO2))
11 (Good)

What is the level of SO2 pollution? (sulfur dioxide (SO2))
6 (Good)

How high is the CO level? (carbon monoxide (CO))
419 (Good)

Current data Thursday, August 27, 2026 at 6:45 AM

PM2,5 36 (Unhealthy for Sensitive Groups)

PM10 38 (Moderate)

O3 54 (Good)

NO2 11 (Good)

SO2 6 (Good)

CO 419 (Good)

Data on air pollution from recent days in Bīrganj

index	2026-08-27	2026-08-26	2026-08-25	2026-08-24	2026-08-23	2026-08-22	2026-08-21	2026-08-20
pm25	34 Moderate	22 Moderate	23 Moderate	40 Unhealthy for Sensitive Groups	51 Unhealthy for Sensitive Groups	41 Unhealthy for Sensitive Groups	42 Unhealthy for Sensitive Groups	33 Moderate
pm10	35 Moderate	23 Moderate	24 Moderate	40 Moderate	52 Unhealthy for Sensitive Groups	42 Moderate	43 Moderate	34 Moderate
o3	82 Moderate	82 Moderate	86 Moderate	99 Moderate	101 Moderate	94 Moderate	106 Moderate	100 Moderate
no2	11 Good	6 Good	6 Good	10 Good	11 Good	9 Good	7 Good	6 Good
so2	6 Good	4 Good	4 Good	6 Good	7 Good	7 Good	8 Good	6 Good
co	431 Good	448 Good	332 Good	562 Good	610 Good	455 Good	419 Good	426 Good

data source »

Birgunj

Thursday, August 27, 2026 at 6:45 AM

PM2,5 36 (Unhealthy for Sensitive Groups)

particulate matter (PM2.5) dust

PM10 38 (Moderate)

particulate matter (PM10) suspended dust

O3 54 (Good)

ozone (O3)

NO2 11 (Good)

nitrogen dioxide (NO2)

SO2 5.6 (Good)

sulfur dioxide (SO2)

CO 419 (Good)

carbon monoxide (CO)

Birgunj

index	2026-08-20	2026-08-21	2026-08-22	2026-08-23	2026-08-24	2026-08-25	2026-08-26	2026-08-27
pm25	33	42	41	51	40	23	22	34
pm10	34	43	42	52	40	24	23	35
o3	100	106	94	101	99	86	82	82
no2	6.1	7.2	9.4	11	9.9	5.7	6.5	11
so2	6.5	8.2	6.6	7.4	5.8	4	4.4	6.3
co	426	419	455	610	562	332	448	431

* Pollution data source: https://openaq.org () The data is licensed under CC-By 4.0

🌦️ Weather · 16-day Forecast — Nepal

16-day weather forecast for Nepal: today around 27°C (rain), lows near 21°C. Daily temperature and conditions, updated every day. Wind is light today (about 7 km/h) — pollutants can build up near the ground.

☀️ UV Index · 16-day Forecast — Nepal

The UV index in Nepal today is 8.3 (very high) — unprotected fair skin can burn in about 25 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Birgunj — compare nearby locations.

Bharatpur 35 µg/m³
Kathmandu 30 µg/m³
PatnaIndia 21 µg/m³
Pokhara Lekhnath 8 µg/m³
Biratnagar 24 µg/m³
Bahraich 32 µg/m³
Lakhīmpur 37 µg/m³
Dharan 24 µg/m³

Frequently asked questions

Is the air safe to breathe in Bīrganj today?

The current average PM2.5 across Bīrganj is about 36 µg/m³, rated “Unhealthy for Sensitive Groups”. Air quality is acceptable, but unusually sensitive people should limit prolonged outdoor exertion.

What is the current PM2.5 level in Bīrganj?

Right now PM2.5 in Bīrganj averages about 36 µg/m³ (“Unhealthy for Sensitive Groups”). PM2.5 are fine particles small enough to reach the lungs and bloodstream.

Which day last week had the worst air in Bīrganj?

Over the past week, the highest daily PM2.5 in Bīrganj was recorded on Sunday, August 23 (about 51 µg/m³).

What is the UV index in Bīrganj today?

The UV index in Bīrganj today is 8.3 (very high) — unprotected fair skin can burn in about 25 minutes.

Does today's wind help disperse smog in Bīrganj?

Wind is light today (about 7 km/h) — pollutants can build up near the ground.

How is air quality measured?

Air quality here is based on PM2.5 — the concentration of fine particulate matter in µg/m³. Lower values mean cleaner air. Data is updated daily from Open-Meteo.