Air Quality Lab — Khasab, Oman
Air Quality Profile·
Khasab reports an annual PM2.5 of 22.0 µg/m³. That's meaningfully above the WHO 2021 guideline of 5 µg/m³ yet within the EU annual limit of 25 µg/m³.
Khasab
Oman
OmanAnnual Average
ModerateWHO annual classification
22.0µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
2222 µg/m³ — Moderate
2323 µg/m³ — Moderate
1919 µg/m³ — Moderate
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
2929 µg/m³ — Poor
2525 µg/m³ — Moderate
2222 µg/m³ — Moderate
2121 µg/m³ — Moderate
2626 µg/m³ — Poor
2121 µg/m³ — Moderate
2323 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
2222 µg/m³ — Moderate
2323 µg/m³ — Moderate
1919 µg/m³ — Moderate
1616 µg/m³ — Moderate
1717 µg/m³ — Moderate
2929 µg/m³ — Poor
Jul
Aug
Sep
Oct
Nov
Dec
2525 µg/m³ — Moderate
2222 µg/m³ — Moderate
2121 µg/m³ — Moderate
2626 µg/m³ — Poor
2121 µg/m³ — Moderate
2323 µg/m³ — Moderate
Best months: Mar–MayWorst months: Jun–Jul, Oct
Moderate15–25 µg/m³Poor25–35 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Oman
Khasab: 22.0 µg/m³. Typical range in Oman: 33.7–39.4 µg/m³. High anchor: Al Buraymī, 53.9 µg/m³.
25 cities tracked