Air Quality Lab — Mecca, Saudi Arabia
Air Quality Profile·
Mecca reports an annual PM2.5 of 104.6 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Mecca
Saudi Arabia
Saudi ArabiaAnnual Average
HazardousWHO annual classification
104.6µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
101101 µg/m³ — Hazardous
103103 µg/m³ — Hazardous
121121 µg/m³ — Hazardous
120120 µg/m³ — Hazardous
109109 µg/m³ — Hazardous
7878 µg/m³ — Hazardous
101101 µg/m³ — Hazardous
9595 µg/m³ — Hazardous
121121 µg/m³ — Hazardous
106106 µg/m³ — Hazardous
9595 µg/m³ — Hazardous
105105 µg/m³ — Hazardous
Jan
Feb
Mar
Apr
May
Jun
101101 µg/m³ — Hazardous
103103 µg/m³ — Hazardous
121121 µg/m³ — Hazardous
120120 µg/m³ — Hazardous
109109 µg/m³ — Hazardous
7878 µg/m³ — Hazardous
Jul
Aug
Sep
Oct
Nov
Dec
101101 µg/m³ — Hazardous
9595 µg/m³ — Hazardous
121121 µg/m³ — Hazardous
106106 µg/m³ — Hazardous
9595 µg/m³ — Hazardous
105105 µg/m³ — Hazardous
Best months: Jun, Aug, NovWorst months: Mar–Apr, Sep
Hazardous>75 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Saudi Arabia
Mecca: 104.6 µg/m³. Typical range in Saudi Arabia: 38.2–67.3 µg/m³. Low anchor: Duba, 25.0 µg/m³. High anchor: Riyadh, 81.0 µg/m³.
65 cities tracked