Air Quality in Cầu Diễn, Vietnam

Drizzle
28.5°C · 84.5% humidity
28.5°
Feels 35.4°
114
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
112 3am
95
152
114 6am
110
90
88 9am
87
86
85 12pm
84
84
84 3pm
83
83
83 6pm
100
163
163 9pm
163
163
163 12am
163
163
Station readings
112
95
152
CAMS model adj +17
84
84
83
83
83
66
66
66
66
66
66
66
66
66
66
66
83
146
146
146
146
146
146
146
AD 728×90

Air Quality Index Trend

47h · 2 stn

Cầu Diễn'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 Cầu Diễn is 2.7× 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
PM2.5
114
40.9 µg/m³
PM10
76
104.9 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.540.9 µg/m³ ×2.7 WHO
Unhealthy for sensitive groups
PM10104.9 µg/m³
Moderate
UV INDEX0.7
Low
AD 300×250
40.9
Median
44.56
Average
23.51
Low
67.1
High
PM2.5 µg/m³ · Model: 40.4 · Bias: -0.5
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
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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 2026-07-21T23:44 UTC.