Air Quality in Port-Harcourt Today — Live AQI, PM2.5 & PM10, Smog, Weather and Forecast

Latest air quality data: Port-Harcourt
Pollution and air quality forecast for Port-Harcourt. Today is Thursday, August 27, 2026. The following air pollution values have been recorded for Port-Harcourt:
  1. particulate matter (PM2.5) dust - 19 (Moderate)
  2. particulate matter (PM10) suspended dust - 21 (Moderate)
  3. ozone (O3) - 31 (Good)
  4. nitrogen dioxide (NO2) - 6 (Good)
  5. sulfur dioxide (SO2) - 2 (Good)
  6. carbon monoxide (CO) - 344 (Good)
Real-time Air Quality Index (AQI) for Port-Harcourt, Thursday, August 27, 2026: 2.

air quality index: 1
AQI 2 Moderate

What is the air quality in Port-Harcourt today? Is the air polluted in Port-Harcourt?. Is there smog?

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


What is the current level of PM2.5 in Port-Harcourt? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 19 (Moderate) For comparison, the highest level of PM2.5 in Port-Harcourt in the last 7 days was: 25 (Monday, August 24, 2026) and the lowest: 15 (Wednesday, August 26, 2026).

What is the level of PM10 today in Port-Harcourt? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Port-Harcourt is: 21 (Moderate)

How is the O3 level today in Port-Harcourt? (ozone (O3))
31 (Good)

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

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

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



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

PM2,5 19 (Moderate)

PM10 21 (Moderate)

O3 31 (Good)

NO2 6 (Good)

SO2 2 (Good)

CO 344 (Good)

Data on air pollution from recent days in Port-Harcourt

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 18
Moderate
15
Moderate
21
Moderate
25
Moderate
17
Moderate
18
Moderate
23
Moderate
21
Moderate
pm10 20
Moderate
17
Good
23
Moderate
26
Moderate
18
Good
19
Good
24
Moderate
23
Moderate
o3 42
Good
48
Good
48
Good
51
Good
44
Good
48
Good
51
Good
50
Good
no2 6
Good
4
Good
5
Good
6
Good
5
Good
5
Good
6
Good
6
Good
so2 2
Good
2
Good
2
Good
2
Good
2
Good
2
Good
2
Good
2
Good
co 385
Good
340
Good
350
Good
451
Good
389
Good
418
Good
466
Good
476
Good
data source »

Port-Harcourt

Thursday, August 27, 2026 at 2:00 AM

PM2,5 19 (Moderate)

particulate matter (PM2.5) dust

PM10 21 (Moderate)

particulate matter (PM10) suspended dust

O3 31 (Good)

ozone (O3)

NO2 5.6 (Good)

nitrogen dioxide (NO2)

SO2 1.5 (Good)

sulfur dioxide (SO2)

CO 344 (Good)

carbon monoxide (CO)

Port-Harcourt

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 21 23 18 17 25 21 15 18
pm10 23 24 19 18 26 23 17 20
o3 50 51 48 44 51 48 48 42
no2 5.8 6.2 5.5 5.2 6.4 5.3 4.5 5.9
so2 2.3 2.1 1.8 1.8 2.4 1.9 1.7 1.8
co 476 466 418 389 451 350 340 385

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

🌦️ Weather · 16-day Forecast — Nigeria

🌦️ WEATHER · 16-DAY FORECASTNigeria🌧️29°RainToday · ↑29° ↓19°💨 6 km/h · 💧 65%Mon24.08🌧️29°19°Tue25.08🌧️30°20°Wed26.08🌧️29°21°Thu27.08🌧️27°21°Fri28.08🌧️28°20°Sat29.08🌧️27°21°Sun30.08🌧️26°20°Mon31.08🌧️26°20°Tue1.09🌧️29°20°Wed2.09🌧️27°20°Thu3.09🌧️29°20°Fri4.09🌧️23°20°Sat5.09🌧️26°19°Sun6.09🌧️27°20°Mon7.09🌧️23°19°Tue8.09🌧️28°19°pollution-alert.com · August 27, 2026

16-day weather forecast for Nigeria: today around 29°C (rain), lows near 19°C. Daily temperature and conditions, updated every day. Strong wind (about 20 km/h) is actively clearing smog and dust away.

☀️ UV Index · 16-day Forecast — Nigeria

☀️ UV INDEX · 16-DAY FORECASTNigeria03681111+8.3UV VERY HIGHtoday, day maxSPF 50, long sleeves and shade between 10:00-16:00.⏱ Unprotected fair skin can burn in about 25 min8Wed26.087Thu27.088Fri28.087Sat29.084Sun30.084Mon31.088Tue1.096Wed2.093Thu3.097Fri4.095Sat5.092Sun6.098Mon7.097Tue8.097Wed9.094Thu10.090-2 low3-5 moderate6-7 high8-10 very high11+ extremepollution-alert.com · August 27, 2026

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

📍 Air quality in nearby cities

Live PM2.5 around Port-Harcourt — compare nearby locations.

Frequently asked questions

Is the air safe to breathe in Port-Harcourt today?
The current average PM2.5 across Port-Harcourt is about 19 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 Port-Harcourt?
Right now PM2.5 in Port-Harcourt averages about 19 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 Port-Harcourt?
Over the past week, the highest daily PM2.5 in Port-Harcourt was recorded on Monday, August 24 (about 25 µg/m³).
What is the UV index in Port-Harcourt today?
The UV index in Port-Harcourt today is 8.3 (very high) — unprotected fair skin can burn in about 25 minutes.
Does today's wind help disperse smog in Port-Harcourt?
Strong wind (about 20 km/h) is actively clearing smog and dust away.
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.