Air Quality in Yamaguchi, Japan
Partly Cloudy
23.9°C · 61.1% humidity
23.9°
Feels 23.9°
31
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Yamaguchi's air quality — share it
AQI Forecast
27
12pm
27
27
31
3pm
27
27
27
6pm
27
27
27
9pm
34
34
34
12am
34
34
34
3am
27
27
27
6am
27
27
34
9am
54
54
Air Quality Index Trend
47h · 10 stnYamaguchi'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.
61.1%
Humidity
31.5 km/h
Wind SE
1012.7 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.35 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Yamaguchi?
Temperature & Precipitation
PM2.5 Trend
47h · 10 stationsPM2.57.35 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX12.9
Extreme
What is the 7-day forecast for Yamaguchi?
06-09
23.9° 18.0°
06-10
19.4° 16.0°
2.75 mm
06-11
28.2° 17.4°
06-12
26.1° 17.7°
06-13
29.4° 19.1°
0.44 mm
06-14
21.7° 17.9°
28.88 mm
06-15
27.1° 16.5°
2.25 mm
Both models agree
Avg diff: 2.0°C
Where are air quality stations near Yamaguchi?
17
Yamaguchi, Yamaguchi, Japan (環境保健センター山口市)
50
Yamaguchi, Yamaguchi, Japan (環境保健センター山口市)
13
Emukai, Hagi, Yamaguchi, Japan (萩健康福祉センター萩市)
What cities are near Yamaguchi?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T06:37 UTC.