Hue air quality today
Live AQI for Hue (Thừa Thiên Huế), taken from the monitoring station nearest the city centre and refreshed while this page is open. Below: what the level means for your health, why the air here behaves the way it does, and the questions people ask most.
Station Thừa Thiên Huế/83 Hùng Vương, Vietnam · under 1 km away · updated 16:00 26/07/2026 (UTC+7) · Source: WAQI (aqicn.org)
Who this level affects
Most people, including children and older adults.
What to do right now
- Outdoor exercise is a good choice today.
- Open windows to air the house out.
Why Hue's air behaves this way
Hue lies on the narrow plain between the Truong Son range and the sea, and is one of the rainiest places in the country. Rain is the most effective natural air-cleaning mechanism there is — raindrops scavenge fine dust out of the air — so Hue's baseline readings tend to sit below those of the larger cities.
When it gets worse, and why
The rainy season from roughly September to December is the most comfortable stretch of the year. Long dry spells in mid-summer are the opposite, and combined with straw burning after the summer-autumn harvest they are when readings noticeably rise above the familiar baseline.
Main pollution sources in Hue
- Traffic in the inner city and along the tourist routes
- Rice-straw burning on the outskirts after the summer-autumn harvest
- Dust from construction and infrastructure repair
- Small-scale burning of votive paper and household waste in residential areas
What the AQI numbers mean
Aiora uses the US-EPA AQI bands, the same scale the monitoring network reports on. Each band below shows who it affects and what to do at that level.
Who it affects: Most people, including children and older adults.
What to do: Outdoor exercise is a good choice today. Open windows to air the house out.
Who it affects: People with asthma or heart conditions may notice mild symptoms.
What to do: Keep long, hard outdoor sessions shorter. Watch for coughing or tightness and ease off if it appears.
Who it affects: Sensitive groups: asthma, COPD, heart disease, pregnancy, children, older adults.
What to do: Move hard exercise indoors. Wear a well-fitting mask on the street. Run an air purifier in the room you sleep in.
Who it affects: Everyone can feel this; people with asthma or heart disease feel it first.
What to do: Avoid outdoor exercise. Keep windows shut and filter indoor air. Keep reliever medication within reach if you have asthma.
Who it affects: Everyone, with a serious risk for sensitive groups.
What to do: Stay indoors as much as you can. Seal gaps around windows and doors. Seek care if breathing gets hard.
Who it affects: Everyone, at emergency level.
What to do: Stay indoors. Use an air purifier continuously. Get medical help for any breathing difficulty.
Frequently asked questions
Why are Hue's readings usually lower than Hanoi's or Ho Chi Minh City's?
Mainly two reasons: heavy rainfall washes fine dust out of the air regularly, and both traffic and industry are on a much smaller scale. That is a matter of geography, not a guarantee — long dry spells still push readings up.
Is it still worth checking air quality during Hue's rainy season?
Yes. Rain cleans the air while it falls and shortly after, but dust accumulates in the dry gaps between downpours. For people with asthma, the very high humidity of the rainy season is also a trigger in its own right, independent of the AQI number.
Where does this data come from?
Readings come from public monitoring stations via the World Air Quality Index Project (aqicn.org), with additional station coverage from OpenAQ and forecasts from Open-Meteo. The number is the station's measurement, not an estimate by Aiora.
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Station data: World Air Quality Index Project (aqicn.org) · OpenAQ · Open-Meteo