Air Quality Lab — Huế, Vietnam
Air Quality Profile·
Huế reports an annual PM2.5 of 22.8 µg/m³. That's meaningfully above the WHO 2021 guideline of 5 µg/m³ yet within the EU annual limit of 25 µg/m³.
Huế
Vietnam
VietnamAnnual Average
ModerateWHO annual classification
22.8µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
1919 µg/m³ — Moderate
2121 µg/m³ — Moderate
2929 µg/m³ — Poor
3030 µg/m³ — Poor
3030 µg/m³ — Poor
2525 µg/m³ — Moderate
1919 µg/m³ — Moderate
2424 µg/m³ — Moderate
2323 µg/m³ — Moderate
1616 µg/m³ — Moderate
2020 µg/m³ — Moderate
1818 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
1919 µg/m³ — Moderate
2121 µg/m³ — Moderate
2929 µg/m³ — Poor
3030 µg/m³ — Poor
3030 µg/m³ — Poor
2525 µg/m³ — Moderate
Jul
Aug
Sep
Oct
Nov
Dec
1919 µg/m³ — Moderate
2424 µg/m³ — Moderate
2323 µg/m³ — Moderate
1616 µg/m³ — Moderate
2020 µg/m³ — Moderate
1818 µg/m³ — Moderate
Best months: Jan, Oct, DecWorst months: Mar–May
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 Vietnam
Huế: 22.8 µg/m³. Typical range in Vietnam: 19.2–28.5 µg/m³. Low anchor: Vũng Tàu, 15.8 µg/m³. High anchor: Hanoi, 35.4 µg/m³.
99 cities tracked