Air Quality Lab — Prague, Czechia
Air Quality Profile
Prague reports an annual PM2.5 of 13.7 µg/m³. That's roughly double the WHO 2021 guideline but still far below the EU annual limit of 25 µg/m³.
Prague
Czechia
CzechiaAnnual Average
FairWHO annual classification
13.7µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1515 µg/m³ — Moderate
1313 µg/m³ — Fair
1818 µg/m³ — Moderate
1515 µg/m³ — Fair
1212 µg/m³ — Fair
1010 µg/m³ — Fair
9.19.1 µg/m³ — Good
1212 µg/m³ — Fair
1212 µg/m³ — Fair
1212 µg/m³ — Fair
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
1515 µg/m³ — Moderate
1313 µg/m³ — Fair
1818 µg/m³ — Moderate
1515 µg/m³ — Fair
1212 µg/m³ — Fair
1010 µg/m³ — Fair
Jul
Aug
Sep
Oct
Nov
Dec
9.19.1 µg/m³ — Good
1212 µg/m³ — Fair
1212 µg/m³ — Fair
1212 µg/m³ — Fair
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
Best months: Jun–AugWorst months: Mar, Nov–Dec
Good5–10 µg/m³Fair10–15 µg/m³Moderate15–25 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Czechia
Prague: 13.7 µg/m³. Typical range in Czechia: 10.9–13.2 µg/m³. Low anchor: Cheb, 8.3 µg/m³. High anchor: Karviná, 18.0 µg/m³.
90 cities tracked