Air Quality in Cát Bà, Vietnam
Drizzle
28.4°C · 83.7% humidity
28.4°
Feels 35.1°
52
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Calibrated model
Nearby Monitoring Stations
Cát Bà's air quality — share it
AQI Forecast
54
2am
54
54
52
5am
54
54
54
8am
54
54
54
11am
54
54
54
2pm
54
54
54
5pm
54
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54
8pm
54
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11pm
54
54
Air Quality Index Trend
46h · 1 stnCát Bà'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. Current PM2.5 concentration in Cát Bà is 2.5× the WHO annual guideline of 5 µg/m³.
83.7%
Humidity
45.7 km/h
Wind ENE
1005.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
12.48 µg/m³
PM10
41.15 µg/m³
050100150200300500
What is the weather forecast for Cát Bà?
Temperature & Precipitation
PM2.5 Trend
46h · 1 stationPM2.512.48 µg/m³
✓ WHO
Moderate
PM1041.15 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Cát Bà?
05-28
29.6° 27.3°
10.0 mm
05-29
29.1° 27.0°
1.81 mm
05-30
28.8° 27.0°
3.94 mm
05-31
29.1° 27.2°
12.63 mm
06-01
29.1° 25.6°
12.94 mm
06-02
29.2° 27.2°
3.44 mm
06-03
31.1° 26.5°
0.5 mm
Both models agree
Avg diff: 2.3°C
What cities are near Cát Bà?
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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 2026-05-28T22:52 UTC.