Air Quality in Hanoi, Vietnam

Drizzle
28.5°C · 84.5% humidity
28.5°
Feels 35.4°
86
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
77 1am
75
114
86 4am
74
66
59 7am
37
34
32 10am
30
29
28 1pm
27
27
27 4pm
27
43
43 7pm
106
106
106 10pm
106
106
Station readings
77
75
114
CAMS model adj -40
146
146
84
84
84
84
84
66
66
66
66
66
66
66
66
66
66
83
83
146
146
146
146
146
AD 728×90

Air Quality Index Trend

47h · 2 stn

Hanoi's air quality is influenced by vehicle emissions, industrial activity, construction, and seasonal rice straw burning. Pollution peaks during winter months when cold air masses trap pollutants in the Red River Delta basin. Current PM2.5 concentration in Hanoi is 1.9× the WHO 24-hour guideline of 15 µg/m³.

84.5%
Humidity
27.4 km/h
Wind NW
998.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
86
28.73 µg/m³
PM10▲
88
129.9 µg/m³
050100150200300500

What is the weather forecast for Hanoi?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.528.73 µg/m³ ×1.9 WHO
Moderate
PM10129.9 µg/m³
Moderate
UV INDEX0.7
Low
AD 300×250
Station readings (5 stations within 25 km)
28.73
Median
33.42
Average
18.81
Low
61.3
High
PM2.5 µg/m³ · Model: 40.85 · Bias: +12.1

What is the 7-day forecast for Hanoi?

07-21
36.0° 26.6°
2.75 mm
07-22
34.7° 26.8°
1.31 mm
07-23
33.2° 27.8°
12.44 mm
07-24
37.7° 28.0°
1.81 mm
07-25
30.1° 25.0°
4.44 mm
07-26
32.2° 27.8°
3.81 mm
07-27
28.8° 26.0°
16.69 mm
Both models agree Avg diff: 2.3°C

Where are air quality stations near Hanoi?

81
Hà Nội: ĐHBK cổng Parabol đường Giải Phóng (KK)
2.1 km PM2.5: 26.6 µg/m³ PM10: 65.0 µg/m³
74
Hà Nội/Chi cục BVMT, Vietnam
4.4 km PM2.5: 23.0 µg/m³
50
Hà Nội/Chi cục BVMT, Vietnam
4.4 km PM2.5: 12.0 µg/m³
47
Hà Nội/Chi cục BVMT, Vietnam
4.4 km PM2.5: 11.3 µg/m³
53
Hanoi, Vietnam (Hà Nội)
5.1 km PM2.5: 13.1 µg/m³
142
Hanoi, Vietnam (Hà Nội)
5.1 km PM2.5: 52.2 µg/m³
39
Hanoi, Vietnam (Hà Nội)
5.1 km PM2.5: 9.4 µg/m³
118
vietnam-tay-ho-ward
5.4 km PM2.5: 42.3 µg/m³ PM10: 53.2 µg/m³
68
Hà Nội: Công viên Nhân Chính - Khuất Duy Tiến (KK)
5.4 km PM2.5: 20.0 µg/m³ PM10: 63.0 µg/m³
59
United Nations International School of Hanoi, Vietnam (Trường Quốc tế Liên Hợp Quốc Hà Nội)
6.7 km PM2.5: 15.9 µg/m³

What cities are near Hanoi?

88 Hoàn Kiếm 85 Cửa Nam 91 Yên Phụ 83 Hai Bà Trưng 84 Ô Chợ Dừa 93 Ba Dinh 82 Đống Đa 90 Liễu Giai 82 Trung Phụng 77 Vinhomes Royal City
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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 2026-07-21T21:34 UTC.