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

Latest air quality data: Brazzaville

Locations: Brazzaville Pointe-Noire » Dolisie »

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

particulate matter (PM2.5) dust - 28 (Moderate)
particulate matter (PM10) suspended dust - 28 (Moderate)
ozone (O3) - 51 (Good)
nitrogen dioxide (NO2) - 9 (Good)
sulfur dioxide (SO2) - 1 (Good)
carbon monoxide (CO) - 676 (Good)

Real-time Air Quality Index (AQI) for Brazzaville, Thursday, August 27, 2026: 2.

AQI 2 Moderate

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

Today (Thursday, August 27, 2026) air quality is moderate in Brazzaville. Some pollutants in Brazzaville may slightly affect very few hypersensitive individuals. Air pollutants in Brazzaville may cause minor breathing discomfort to sensitive people.

What is the current level of PM2.5 in Brazzaville? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 28 (Moderate) For comparison, the highest level of PM2.5 in Brazzaville in the last 7 days was: 99 (Thursday, August 20, 2026) and the lowest: 27 (Thursday, August 27, 2026).

What is the level of PM10 today in Brazzaville? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Brazzaville is: 28 (Moderate)

How is the O3 level today in Brazzaville? (ozone (O3))
51 (Good)

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

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

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

Current data Thursday, August 27, 2026 at 2:00 AM

PM2,5 28 (Moderate)

PM10 28 (Moderate)

O3 51 (Good)

NO2 9 (Good)

SO2 1 (Good)

CO 676 (Good)

Data on air pollution from recent days in Brazzaville

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	27 Moderate	36 Unhealthy for Sensitive Groups	77 Very Unhealthy	78 Very Unhealthy	45 Unhealthy for Sensitive Groups	59 Unhealthy	61 Unhealthy	99 Very Unhealthy
pm10	28 Moderate	38 Moderate	80 Unhealthy	82 Unhealthy	47 Moderate	61 Unhealthy for Sensitive Groups	63 Unhealthy for Sensitive Groups	102 Unhealthy
o3	90 Moderate	88 Moderate	91 Moderate	107 Moderate	120 Unhealthy for Sensitive Groups	97 Moderate	90 Moderate	93 Moderate
no2	6 Good	6 Good	5 Good	6 Good	7 Good	5 Good	10 Good	12 Good
so2	1 Good	1 Good	2 Good	2 Good	2 Good	1 Good	1 Good	2 Good
co	543 Good	551 Good	593 Good	666 Good	683 Good	472 Good	657 Good	644 Good

data source »

Brazzaville

Thursday, August 27, 2026 at 2:00 AM

PM2,5 28 (Moderate)

particulate matter (PM2.5) dust

PM10 28 (Moderate)

particulate matter (PM10) suspended dust

O3 51 (Good)

ozone (O3)

NO2 9.3 (Good)

nitrogen dioxide (NO2)

SO2 1.1 (Good)

sulfur dioxide (SO2)

CO 676 (Good)

carbon monoxide (CO)

Brazzaville

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	99	61	59	45	78	77	36	27
pm10	102	63	61	47	82	80	38	28
o3	93	90	97	120	107	91	88	90
no2	12	9.9	5	6.9	5.8	5.1	6.1	5.7
so2	1.8	1.5	1.2	2	1.9	1.5	1.1	1
co	644	657	472	683	666	593	551	543

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

🌦️ Weather · 16-day Forecast — Brazzaville

16-day weather forecast for Brazzaville: today around 39°C (clear sky), lows near 23°C. Daily temperature and conditions, updated every day. A moderate breeze (about 12 km/h) is partially dispersing pollutants today.

☀️ UV Index · 16-day Forecast — Brazzaville

The UV index in Brazzaville today is 8.6 (very high) — unprotected fair skin can burn in about 25 minutes.

📍 Air quality in nearby cities

Live PM2.5 around Brazzaville — compare nearby locations.

KinshasaDemocratic Republic of the Congo 28 µg/m³
MatadiDemocratic Republic of the Congo 8 µg/m³
Dolisie 37 µg/m³
Pointe-Noire 43 µg/m³

Frequently asked questions

Is the air safe to breathe in Brazzaville today?

The current average PM2.5 across Brazzaville is about 28 µg/m³, rated “Moderate”. Air quality is acceptable, but unusually sensitive people should limit prolonged outdoor exertion.

What is the current PM2.5 level in Brazzaville?

Right now PM2.5 in Brazzaville averages about 28 µg/m³ (“Moderate”). PM2.5 are fine particles small enough to reach the lungs and bloodstream.

Which day last week had the worst air in Brazzaville?

Over the past week, the highest daily PM2.5 in Brazzaville was recorded on Thursday, August 20 (about 99 µg/m³).

What is the UV index in Brazzaville today?

The UV index in Brazzaville today is 8.6 (very high) — unprotected fair skin can burn in about 25 minutes.

Does today's wind help disperse smog in Brazzaville?

A moderate breeze (about 12 km/h) is partially dispersing pollutants today.

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.