Air Quality Lab — Al Bayda, Yemen
Air Quality Profile·
Al Bayda reports an annual PM2.5 of 24.5 µg/m³. That's meaningfully above the WHO 2021 guideline of 5 µg/m³ yet within the EU annual limit of 25 µg/m³.
Al Bayda
Yemen
YemenAnnual Average
ModerateWHO annual classification
24.5µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1818 µg/m³ — Moderate
2525 µg/m³ — Poor
2222 µg/m³ — Moderate
2525 µg/m³ — Moderate
2424 µg/m³ — Moderate
4545 µg/m³ — Unhealthy
3030 µg/m³ — Poor
2525 µg/m³ — Poor
2222 µg/m³ — Moderate
2121 µg/m³ — Moderate
2525 µg/m³ — Poor
1212 µg/m³ — Fair
Jan
Feb
Mar
Apr
May
Jun
1818 µg/m³ — Moderate
2525 µg/m³ — Poor
2222 µg/m³ — Moderate
2525 µg/m³ — Moderate
2424 µg/m³ — Moderate
4545 µg/m³ — Unhealthy
Jul
Aug
Sep
Oct
Nov
Dec
3030 µg/m³ — Poor
2525 µg/m³ — Poor
2222 µg/m³ — Moderate
2121 µg/m³ — Moderate
2525 µg/m³ — Poor
1212 µg/m³ — Fair
Best months: Jan, Oct, DecWorst months: Jun–Jul, Nov
Fair10–15 µg/m³Moderate15–25 µg/m³Poor25–35 µg/m³Unhealthy35–50 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Yemen
Al Bayda: 24.5 µg/m³. Typical range in Yemen: 26.3–35.9 µg/m³. Low anchor: Aden, 21.4 µg/m³. High anchor: Al Ḩudaydah, 39.0 µg/m³.
23 cities tracked