Air Quality in Heyan, China
Rain
20.1°C · 89.8% humidity
20.1°
Feels 20.1°
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Heyan's air quality — share it
AQI Forecast
66
9am
54
54
23
12pm
32
38
43
3pm
46
48
50
6pm
51
52
52
9pm
53
53
53
12am
54
54
54
3am
54
54
54
6am
54
54
Air Quality Index Trend
19h · 1 stnHeyan's air quality is influenced by industrial emissions, vehicle traffic, and regional pollution transport. Winter heating season and spring dust events typically create the most challenging air quality conditions.
89.8%
Humidity
25.4 km/h
Wind NNE
1005.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.42 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Heyan?
Temperature & Precipitation
PM2.5 Trend
19h · 1 stationPM2.55.42 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Heyan?
08-03
26.8° 20.1°
19.19 mm
08-04
26.8° 20.4°
5.44 mm
08-05
25.5° 18.8°
18.56 mm
08-06
26.3° 19.0°
15.19 mm
08-07
27.1° 18.0°
7.75 mm
08-08
28.6° 18.9°
2.63 mm
08-09
26.2° 18.1°
9.31 mm
Both models agree
Avg diff: 1.5°C
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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 2026-08-08T04:47 UTC.