Air Quality in Hạ Long, Vietnam
Cloudy
24.3°C · 75.6% humidity
24.3°
Feels 24.3°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations
Nearby Monitoring Stations
Hạ Long's air quality — share it
AQI Forecast
54
7pm
66
66
38
10pm
63
69
73
1am
76
78
79
4am
81
81
82
7am
82
82
82
10am
83
83
83
1pm
83
83
66
4pm
66
66
Air Quality Index Trend
42h · 1 stnHạ Long's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. The worst conditions typically occur from February to April during the regional burning season.
75.6%
Humidity
14.0 km/h
Wind N
1008.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
9.14 µg/m³
PM10▲
73.05 µg/m³
050100150200300500
What is the weather forecast for Hạ Long?
Temperature & Precipitation
PM2.5 Trend
42h · 1 stationPM2.59.14 µg/m³
✓ WHO
Good
PM1073.05 µg/m³
Moderate
UV INDEX0.7
Low
Station readings (3 stations within 25 km)
9.14
Median
8.9
Average
2.6
Low
13.1
High
PM2.5 µg/m³ · Model: 36.45 · Bias: +27.3
What is the 7-day forecast for Hạ Long?
09-05
29.5° 23.4°
7.75 mm
09-06
28.5° 24.7°
11.0 mm
09-07
30.5° 25.1°
8.56 mm
09-08
29.7° 24.1°
6.56 mm
09-09
32.5° 23.9°
4.19 mm
09-10
35.2° 24.3°
1.06 mm
09-11
30.2° 23.2°
2.94 mm
Both models agree
Avg diff: 2.9°C
Where are air quality stations near Hạ Long?
53
Quảng Ninh/Trung tâm văn hóa thể thao Cẩm Phả, Vietnam
59
Quảng Ninh/Trung tâm văn hóa thể thao Cẩm Phả, Vietnam
11
Quảng Ninh/K11 - Minh Thành, Vietnam
3
Quảng Ninh/K11 - Minh Thành, Vietnam
22
Quảng Ninh/K11 - Minh Thành, Vietnam
8
Quảng Ninh/K11 - Minh Thành, Vietnam
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T15:51 UTC.