Air Quality Lab — Calgary, Canada
Air Quality Profile
Calgary reports an annual PM2.5 of 8.1 µg/m³. That's close to the WHO 2021 annual guideline (5 µg/m³) and well inside historically healthy ranges.
Calgary
Canada
CanadaAnnual Average
GoodWHO annual classification
8.1µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
8.18.1 µg/m³ — Good
6.16.1 µg/m³ — Good
7.37.3 µg/m³ — Good
5.95.9 µg/m³ — Good
5.95.9 µg/m³ — Good
7.67.6 µg/m³ — Good
9.49.4 µg/m³ — Good
1313 µg/m³ — Fair
1111 µg/m³ — Fair
7.67.6 µg/m³ — Good
6.76.7 µg/m³ — Good
8.28.2 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
8.18.1 µg/m³ — Good
6.16.1 µg/m³ — Good
7.37.3 µg/m³ — Good
5.95.9 µg/m³ — Good
5.95.9 µg/m³ — Good
7.67.6 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
9.49.4 µg/m³ — Good
1313 µg/m³ — Fair
1111 µg/m³ — Fair
7.67.6 µg/m³ — Good
6.76.7 µg/m³ — Good
8.28.2 µg/m³ — Good
Best months: Feb, Apr–MayWorst months: Jul–Sep
Good5–10 µg/m³Fair10–15 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Canada
Calgary: 8.1 µg/m³. Typical range in Canada: 5.3–6.6 µg/m³. Low anchor: Glace Bay, 3.8 µg/m³. High anchor: Toronto, 7.6 µg/m³.
194 cities tracked