Average annual exposure to PM2.5 air pollution in Namibia
Namibia: Average annual exposure to PM2.5 air pollution was 14.23 micrograms per cubic meter in 2023. ▼ Falling
Latest (2023)
14.23 micrograms per cubic meter
Change on year
down 14.8%
World rank
124th
of 200 countries
All-time high
21.2 micrograms per cubic meter
in 2010
All-time low
14.23 micrograms per cubic meter
in 2023
Years of data
34
1990–2023
Average annual exposure to PM2.5 air pollution in Namibia, 1990–2023
Source: Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data. Measured in micrograms per cubic meter.
Analysis
Namibia recorded 14.23 micrograms per cubic meter for average annual exposure to pm2.5 air pollution in 2023. That is the lowest value across all 34 years on record.
The figure is down 14.8% on the previous year and down 16.4% over ten years.
Over the whole period, average annual exposure to pm2.5 air pollution in Namibia peaked at 21.2 micrograms per cubic meter in 2010 and was at its lowest, 14.23 micrograms per cubic meter, in 2023.
That places Namibia 124th out of 200 countries with data for 2023, putting it in the middle of the range.
The long-run direction has been consistently falling across the 34 years of available data.
Average annual exposure to PM2.5 air pollution in Namibia, year by year
| Year | micrograms per cubic meter | Change |
|---|---|---|
| 1990 | 16.31 micrograms per cubic meter | — |
| 1991 | 16.17 micrograms per cubic meter | -0.9% |
| 1992 | 16.23 micrograms per cubic meter | +0.4% |
| 1993 | 16.29 micrograms per cubic meter | +0.4% |
| 1994 | 16.35 micrograms per cubic meter | +0.4% |
| 1995 | 16.01 micrograms per cubic meter | -2.1% |
| 1996 | 16.47 micrograms per cubic meter | +2.9% |
| 1997 | 16.53 micrograms per cubic meter | +0.4% |
| 1998 | 16.59 micrograms per cubic meter | +0.4% |
| 1999 | 16.65 micrograms per cubic meter | +0.4% |
| 2000 | 16.91 micrograms per cubic meter | +1.6% |
| 2001 | 17.47 micrograms per cubic meter | +3.3% |
| 2002 | 17.82 micrograms per cubic meter | +2.0% |
| 2003 | 16.22 micrograms per cubic meter | -9.0% |
| 2004 | 15.65 micrograms per cubic meter | -3.5% |
| 2005 | 16.3 micrograms per cubic meter | +4.2% |
| 2006 | 16.69 micrograms per cubic meter | +2.4% |
| 2007 | 18.27 micrograms per cubic meter | +9.4% |
| 2008 | 18.65 micrograms per cubic meter | +2.1% |
| 2009 | 17.42 micrograms per cubic meter | -6.6% |
| 2010 | 21.2 micrograms per cubic meter | +21.6% |
| 2011 | 19.15 micrograms per cubic meter | -9.7% |
| 2012 | 17.76 micrograms per cubic meter | -7.3% |
| 2013 | 17.01 micrograms per cubic meter | -4.2% |
| 2014 | 14.61 micrograms per cubic meter | -14.1% |
| 2015 | 16.43 micrograms per cubic meter | +12.5% |
| 2016 | 15.18 micrograms per cubic meter | -7.7% |
| 2017 | 15.41 micrograms per cubic meter | +1.6% |
| 2018 | 16.54 micrograms per cubic meter | +7.3% |
| 2019 | 15.46 micrograms per cubic meter | -6.5% |
| 2020 | 14.43 micrograms per cubic meter | -6.6% |
| 2021 | 14.45 micrograms per cubic meter | +0.2% |
| 2022 | 16.7 micrograms per cubic meter | +15.6% |
| 2023 | 14.23 micrograms per cubic meter | -14.8% |
Namibia compared with similar countries
- Namibia's 14.23 micrograms per cubic meter is below the median for lower middle income countries, which is 25.98 micrograms per cubic meter, 55% of the median. (47 countries reporting)
- Namibia's 14.23 micrograms per cubic meter is below the median for Sub-Saharan Africa, which is 27.49 micrograms per cubic meter, 52% of the median. (48 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 16.36 micrograms per cubic meter | 16.01 micrograms per cubic meter | 16.65 micrograms per cubic meter | 10 |
| 2000s | 17.14 micrograms per cubic meter | 15.65 micrograms per cubic meter | 18.65 micrograms per cubic meter | 10 |
| 2010s | 16.87 micrograms per cubic meter | 14.61 micrograms per cubic meter | 21.2 micrograms per cubic meter | 10 |
| 2020s | 14.95 micrograms per cubic meter | 14.23 micrograms per cubic meter | 16.7 micrograms per cubic meter | 4 |
Countries ranked near Namibia
- 121 Ukraine 14.85 micrograms per cubic meter compare
- 122 Argentina 14.35 micrograms per cubic meter compare
- 123 Italy 14.29 micrograms per cubic meter compare
- 125 Greece 14.12 micrograms per cubic meter compare
- 126 Papua New Guinea 14.11 micrograms per cubic meter compare
- 127 Mauritius 14.06 micrograms per cubic meter compare
More environment data for Namibia
- Historical exposure to drought — Land soil moisture anomaly -2.99 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -1.14 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.319 °C (2025)
- Temperature change 0.979 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 2.32 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per unit 0 Mt CO2e per US$ of GDP (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), annual growth rate 4.07 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
Frequently asked questions
- What is average annual exposure to pm2.5 air pollution in Namibia?
- Average annual exposure to pm2.5 air pollution in Namibia was 14.23 micrograms per cubic meter in 2023, according to Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data.
- What is the highest average annual exposure to pm2.5 air pollution recorded in Namibia?
- The highest recorded value was 21.2 micrograms per cubic meter in 2010.
- What is the lowest average annual exposure to pm2.5 air pollution recorded in Namibia?
- The lowest recorded value was 14.23 micrograms per cubic meter in 2023.
- How does Namibia rank for average annual exposure to pm2.5 air pollution?
- Namibia ranks 124th out of 200 countries with data for 2023.
- Is average annual exposure to pm2.5 air pollution rising or falling in Namibia?
- Over the last ten years it is down 16.4%. The long-run trend across the full record is falling.
- Where does this Namibia data come from?
- The figures come from Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data, published as part of Average annual exposure to PM2.5 air pollution. Statizoid updates them automatically from the source API.
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About this data
The average level of exposure of the population to suspended particles less than 2.5 microns in diameter, which are capable of penetrating deep into the respiratory tract and damaging health. This is measured in micrograms per cubic meter.