Lagos, Nigeria. PM2.5 from 33 low-cost sensors, updated hourly.
15.8µg/m³
Moderate
Latest hour (17:00 UTC), 1.1× the WHO 24-hour guideline. 24-hour average 25.7 µg/m³.
Rank among 666 cities
24 hours#16of 666, at 25.7 µg/m³
7 days#122of 2,330, at 24.1 µg/m³
30 days#119of 2,324, at 24.5 µg/m³
This year#112of 2,173, at 32.0 µg/m³
Why it ranks here
Chronic pollution. Its typical day over the past year was 32.0 µg/m³, 2.1× the WHO 24-hour guideline, so it ranks high most of the time, not only during events.
Seasonal. Over the past year its worst months were January, averaging up to 50.6 µg/m³ against 24.4 in its cleanest month. Seasonal peaks usually come from heating, crop burning, fire or dust seasons.
Based on Lagos's own measurements; causes are the usual kinds for a pattern like this, not a confirmed source.
The last 12 months, day by day
360 of 365 measured days were over the WHO 24-hour guideline (15 µg/m³). One row per month, one square per local day.
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+
Last 4 days, hour by hour
Times in UTC. Dashed line: WHO 24-hour guideline (15 µg/m³).
Its world rank, day by day
Rank on each day's board (1 = most polluted city that day).
2026 against 2025, month by month
Faded bars: 2025. A month shows once it has 10 measured days.
This week against past years
Mean PM2.5 for 24 Sept to 30 Sept in each year. Dashed line: WHO 24-hour guideline.
Monitors
33 monitors: 0 reference, 33 low-cost
Station
Operator
Type
University of Lagos/MakokoCC BY 4.0
LAMATA
Low-cost
Dolphin Estate - LagosCC BY 4.0
LAMATA
Low-cost
Ikorodu Bus TerminalCC BY 4.0
LAMATA
Low-cost
Oshodi Bus Terminal 3CC BY 4.0
LAMATA
Low-cost
Ifako-Ijaiye Bus TerminalCC BY 4.0
LAMATA
Low-cost
Agege Redline Train StationCC BY 4.0
LAMATA
Low-cost
Abule Egaba Bus TerminalCC BY 4.0
LAMATA
Low-cost
Fadeyi BRT Bus-StopCC BY 4.0
LAMATA
Low-cost
LASWA - Five Cowries TerminalCC BY 4.0
LAMATA
Low-cost
MARINA INTERCHANGE STATIONCC BY 4.0
LAMATA
Low-cost
Mile 2 InterchangeCC BY 4.0
LAMATA
Low-cost
Justrite - OgolontoCC BY 4.0
LAMATA
Low-cost
Mile 12 Bus TerminalCC BY 4.0
LAMATA
Low-cost
Miri Air - IpajaCC BY 4.0
Miri Africa
Low-cost
Miri Air - Igbogbo IkoroduCC BY 4.0
Miri Africa
Low-cost
airqo_g5469CC BY 4.0
OpenAQ admin
Low-cost
airqo_g5488CC BY 4.0
OpenAQ admin
Low-cost
airqo_g5503CC BY 4.0
OpenAQ admin
Low-cost
airqo_g5474CC BY 4.0
OpenAQ admin
Low-cost
airqo_g5379CC BY 4.0
OpenAQ admin
Low-cost
airqo_g5482CC BY 4.0
OpenAQ admin
Low-cost
airqo_g5465CC BY 4.0
OpenAQ admin
Low-cost
airqo_g5483CC BY 4.0
OpenAQ admin
Low-cost
airqo_g5505CC BY 4.0
OpenAQ admin
Low-cost
airqo_g5480CC BY 4.0
OpenAQ admin
Low-cost
Ojota Senior Secondary School, LagosCC BY 4.0
Air Quality for Collective Public Health Action Project
Low-cost
Ikoyi-Obalende LCDA, Ikoyi LagosCC BY 4.0
Air Quality for Collective Public Health Action Project
Low-cost
LAMATA PlaceCC BY 4.0
LAMATA
Low-cost
588c8135a17c_Lagos Airport Road (MMIA)CC BY 4.0
AirGradient
Low-cost
588c8135a1bc_Lagos Ikeja Bus Terminal CC BY 4.0
AirGradient
Low-cost
588c8135a1c8_Lagos- Lawanson Quality Bus CorridorCC BY 4.0
AirGradient
Low-cost
588c8135a25c_Lagos - Ojuelegba Quality Bus CorridorCC BY 4.0
AirGradient
Low-cost
Oregun High School, Ikeja LagosCC BY 4.0
AirGradient
Low-cost
No reference monitor here, so the value is the median of low-cost sensors (at least two reporting each hour). Low-cost sensors can read high in humid air. Data via OpenAQ; licences as listed. How we rank. Embed this on your site.