Air Quality Lab — Khōst, Afghanistan
Air Quality Profile·
Khōst reports an annual PM2.5 of 38.1 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Khōst
Afghanistan
AfghanistanAnnual Average
UnhealthyWHO annual classification
38.1µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
3737 µg/m³ — Unhealthy
3737 µg/m³ — Unhealthy
3030 µg/m³ — Poor
3333 µg/m³ — Poor
3333 µg/m³ — Poor
4141 µg/m³ — Unhealthy
4242 µg/m³ — Unhealthy
4444 µg/m³ — Unhealthy
4242 µg/m³ — Unhealthy
4141 µg/m³ — Unhealthy
3939 µg/m³ — Unhealthy
4141 µg/m³ — Unhealthy
Jan
Feb
Mar
Apr
May
Jun
3737 µg/m³ — Unhealthy
3737 µg/m³ — Unhealthy
3030 µg/m³ — Poor
3333 µg/m³ — Poor
3333 µg/m³ — Poor
4141 µg/m³ — Unhealthy
Jul
Aug
Sep
Oct
Nov
Dec
4242 µg/m³ — Unhealthy
4444 µg/m³ — Unhealthy
4242 µg/m³ — Unhealthy
4141 µg/m³ — Unhealthy
3939 µg/m³ — Unhealthy
4141 µg/m³ — Unhealthy
Best months: Mar–MayWorst months: Jul–Sep
Poor25–35 µg/m³Unhealthy35–50 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Afghanistan
Khōst: 38.1 µg/m³. Typical range in Afghanistan: 26.5–38.1 µg/m³. Low anchor: Fayzabad, 19.8 µg/m³. High anchor: Mazār-e Sharīf, 68.2 µg/m³.
49 cities tracked