Air Quality in Longmen, China
Rain
25.2°C · 88.6% humidity
25.2°
Feels 25.2°
64
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Calibrated model
Nearby Monitoring Stations
Longmen's air quality — share it
AQI Forecast
54
10am
54
54
64
1pm
61
59
58
4pm
57
56
55
7pm
55
55
54
10pm
54
66
66
1am
83
83
83
4am
66
66
66
7am
54
54
Air Quality Index Trend
40h · 4 stnLongmen'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. Current PM2.5 concentration in Longmen is 1.2× the WHO 24-hour guideline of 15 µg/m³.
88.6%
Humidity
5.6 km/h
Wind SSW
1001.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
18.52 µg/m³
PM10
27.45 µg/m³
050100150200300500
What is the weather forecast for Longmen?
Temperature & Precipitation
PM2.5 Trend
40h · 4 stationsPM2.518.52 µg/m³
×1.2 WHO
Moderate
PM1027.45 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Longmen?
08-03
33.5° 25.2°
4.25 mm
08-04
32.2° 25.6°
9.62 mm
08-05
33.0° 23.5°
3.25 mm
08-06
33.9° 22.3°
5.94 mm
08-07
34.9° 23.2°
5.63 mm
08-08
33.2° 24.3°
0.19 mm
08-09
31.5° 23.4°
4.56 mm
Both models agree
Avg diff: 2.2°C
What cities are near Longmen?
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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 2026-08-08T05:42 UTC.