Air Quality Lab — Saint-Pierre, Saint Pierre and Miquelon
Air Quality Profile·
Saint-Pierre reports an annual PM2.5 of 3.5 µg/m³. That's below the WHO 2021 annual guideline of 5 µg/m³ — cleaner than most cities on the continent.
Saint-Pierre
Saint Pierre and Miquelon
Saint Pierre and MiquelonAnnual Average
ExcellentWHO annual classification
3.5µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
4.14.1 µg/m³ — Excellent
3.53.5 µg/m³ — Excellent
3.23.2 µg/m³ — Excellent
4.34.3 µg/m³ — Excellent
3.73.7 µg/m³ — Excellent
4.54.5 µg/m³ — Excellent
3.03.0 µg/m³ — Excellent
2.92.9 µg/m³ — Excellent
3.33.3 µg/m³ — Excellent
3.03.0 µg/m³ — Excellent
3.33.3 µg/m³ — Excellent
3.43.4 µg/m³ — Excellent
Jan
Feb
Mar
Apr
May
Jun
4.14.1 µg/m³ — Excellent
3.53.5 µg/m³ — Excellent
3.23.2 µg/m³ — Excellent
4.34.3 µg/m³ — Excellent
3.73.7 µg/m³ — Excellent
4.54.5 µg/m³ — Excellent
Jul
Aug
Sep
Oct
Nov
Dec
3.03.0 µg/m³ — Excellent
2.92.9 µg/m³ — Excellent
3.33.3 µg/m³ — Excellent
3.03.0 µg/m³ — Excellent
3.33.3 µg/m³ — Excellent
3.43.4 µg/m³ — Excellent
Best months: Jul–Aug, OctWorst months: Jan, Apr, Jun
Excellent0–5 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared worldwide
Saint-Pierre: 3.5 µg/m³. Typical range: 8.9–26.6 µg/m³. Low anchor: Bergen, 4.9 µg/m³. High anchor: Diepsloot, 162.1 µg/m³.
22,874 cities tracked