Air Quality in Heshan, China
Drizzle
25.7°C · 94.9% humidity
25.7°
Feels 25.7°
54
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
Heshan's air quality — share it
AQI Forecast
34
9pm
34
34
54
12am
68
44
41
3am
59
58
37
6am
36
35
35
9am
35
35
34
12pm
34
34
34
3pm
34
34
34
6pm
34
54
Air Quality Index Trend
24h · 5 stnHeshan'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.
94.9%
Humidity
21.5 km/h
Wind WNW
998.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
13.7 µg/m³
PM10
27.45 µg/m³
050100150200300500
What is the weather forecast for Heshan?
Temperature & Precipitation
PM2.5 Trend
24h · 5 stationsPM2.513.7 µg/m³
✓ WHO
Moderate
PM1027.45 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Heshan?
07-21
29.0° 25.5°
6.69 mm
07-22
32.3° 25.0°
9.81 mm
07-23
31.6° 23.3°
15.12 mm
07-24
36.8° 25.3°
45.81 mm
07-25
36.7° 27.1°
6.06 mm
07-26
33.2° 25.0°
3.06 mm
07-27
33.8° 25.9°
11.44 mm
Both models agree
Avg diff: 2.8°C
Where are air quality stations near Heshan?
50
City EPA, Yiyang (益阳市环保局)
11
City EPA, Yiyang (益阳市环保局)
78
City EPA, Yiyang (益阳市环保局)
72
City EPA, Yiyang (益阳市环保局)
61
City EPA, Yiyang (益阳市环保局)
32
City EPA, Yiyang (益阳市环保局)
17
Yiyang (益阳)
42
Yiyang (益阳)
85
Yiyang (益阳)
57
Yiyang (益阳)
What cities are near Heshan?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T16:50 UTC.