Air Quality Lab — Bayanhongor, Mongolia
Air Quality Profile·
Bayanhongor reports an annual PM2.5 of 12.6 µg/m³. That's roughly double the WHO 2021 guideline but still far below the EU annual limit of 25 µg/m³.
Bayanhongor
Mongolia
MongoliaAnnual Average
FairWHO annual classification
12.6µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1212 µg/m³ — Fair
1313 µg/m³ — Fair
1313 µg/m³ — Fair
1515 µg/m³ — Fair
1414 µg/m³ — Fair
1212 µg/m³ — Fair
1111 µg/m³ — Fair
1111 µg/m³ — Fair
1414 µg/m³ — Fair
1313 µg/m³ — Fair
1313 µg/m³ — Fair
1111 µg/m³ — Fair
Jan
Feb
Mar
Apr
May
Jun
1212 µg/m³ — Fair
1313 µg/m³ — Fair
1313 µg/m³ — Fair
1515 µg/m³ — Fair
1414 µg/m³ — Fair
1212 µg/m³ — Fair
Jul
Aug
Sep
Oct
Nov
Dec
1111 µg/m³ — Fair
1111 µg/m³ — Fair
1414 µg/m³ — Fair
1313 µg/m³ — Fair
1313 µg/m³ — Fair
1111 µg/m³ — Fair
Best months: Jul–Aug, DecWorst months: Apr–May, Sep
Fair10–15 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Mongolia
Bayanhongor: 12.6 µg/m³. Typical range in Mongolia: 10.3–12.6 µg/m³. Low anchor: Ulaangom, 9.2 µg/m³. High anchor: Ulan Bator, 67.8 µg/m³.
22 cities tracked