Air Quality in Heyan, China
Cloudy
20.3°C · 81.3% humidity
20.3°
Feels 20.3°
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Heyan's air quality — share it
AQI Forecast
34
5am
34
54
19
8am
43
46
48
11am
50
51
52
2pm
53
53
53
5pm
53
54
54
8pm
54
54
66
11pm
66
66
66
2am
66
66
Air Quality Index Trend
34h · 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.
81.3%
Humidity
10.1 km/h
Wind NE
1008.3 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
4.51 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Heyan?
Temperature & Precipitation
PM2.5 Trend
34h · 1 stationPM2.54.51 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
What is the 7-day forecast for Heyan?
06-09
23.6° 19.8°
15.5 mm
06-10
18.5° 14.8°
23.44 mm
06-11
27.2° 19.1°
0.56 mm
06-12
26.8° 17.2°
2.94 mm
06-13
20.9° 16.8°
3.06 mm
06-14
23.4° 18.3°
10.44 mm
06-15
28.8° 20.9°
4.37 mm
Both models agree
Avg diff: 3.1°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 2026-06-09T00:41 UTC.