Air Quality
3.0/5
20.4 µg/m³Sensitive Groups
Air Quality Profile
Tarkwa reports an annual PM2.5 of 20.4 µg/m³. That's meaningfully above the WHO 2021 guideline of 5 µg/m³ yet within the EU annual limit of 25 µg/m³.
Tarkwa
Ghana
GhanaAnnual Average
ModerateWHO annual classification
20.4µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
4141 µg/m³ — Unhealthy
3838 µg/m³ — Unhealthy
2121 µg/m³ — Moderate
1414 µg/m³ — Fair
1212 µg/m³ — Fair
1111 µg/m³ — Fair
1818 µg/m³ — Moderate
1414 µg/m³ — Fair
9.99.9 µg/m³ — Good
1111 µg/m³ — Fair
1717 µg/m³ — Moderate
3939 µg/m³ — Unhealthy
Jan
Feb
Mar
Apr
May
Jun
4141 µg/m³ — Unhealthy
3838 µg/m³ — Unhealthy
2121 µg/m³ — Moderate
1414 µg/m³ — Fair
1212 µg/m³ — Fair
1111 µg/m³ — Fair
Jul
Aug
Sep
Oct
Nov
Dec
1818 µg/m³ — Moderate
1414 µg/m³ — Fair
9.99.9 µg/m³ — Good
1111 µg/m³ — Fair
1717 µg/m³ — Moderate
3939 µg/m³ — Unhealthy
Best months: Jun, Sep–OctWorst months: Jan–Feb, Dec
Good5–10 µg/m³Fair10–15 µg/m³Moderate15–25 µg/m³Unhealthy35–50 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
Air Quality Profile
Tarkwa reports an annual PM2.5 of 20.4 µg/m³. That's meaningfully above the WHO 2021 guideline of 5 µg/m³ yet within the EU annual limit of 25 µg/m³.
TarkwaGhana
GhanaAnnual Average
ModerateWHO annual classification
20.4µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
4141 µg/m³ — Unhealthy
3838 µg/m³ — Unhealthy
2121 µg/m³ — Moderate
1414 µg/m³ — Fair
1212 µg/m³ — Fair
1111 µg/m³ — Fair
1818 µg/m³ — Moderate
1414 µg/m³ — Fair
9.99.9 µg/m³ — Good
1111 µg/m³ — Fair
1717 µg/m³ — Moderate
3939 µg/m³ — Unhealthy
Jan
Feb
Mar
Apr
May
Jun
4141 µg/m³ — Unhealthy
3838 µg/m³ — Unhealthy
2121 µg/m³ — Moderate
1414 µg/m³ — Fair
1212 µg/m³ — Fair
1111 µg/m³ — Fair
Jul
Aug
Sep
Oct
Nov
Dec
1818 µg/m³ — Moderate
1414 µg/m³ — Fair
9.99.9 µg/m³ — Good
1111 µg/m³ — Fair
1717 µg/m³ — Moderate
3939 µg/m³ — Unhealthy
Best months: Jun, Sep–OctWorst months: Jan–Feb, Dec
Good5–10 µg/m³Fair10–15 µg/m³Moderate15–25 µg/m³Unhealthy35–50 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
Who thrives in Tarkwa
Things to consider in Tarkwa
PM2.5 annual average of 20.4 µg/m³ exceeds the WHO interim target of 15 µg/m³. The WHO guideline value is 5 µg/m³.
Data sources: WHO (air quality), OECD (safety).
Why not Tarkwa?
Why not Tarkwa? Honestly, air quality could be better — Tarkwa's 20.4 µg/m³ annual PM2.5 is above WHO guidelines, though still within ranges common for larger cities.
Frequently asked about Tarkwa
▶How many sunny days does Tarkwa have per year?
Tarkwa averages approximately 195 sunny days per year, based on historical climate data.
▶What is the air quality in Tarkwa?
Tarkwa has an annual PM2.5 concentration of 20.4 µg/m³, classified as "Moderate" by WHO standards. Above WHO targets. Some respiratory effects possible with prolonged exposure.