Air Quality in Shimonoseki, Japan
Windy
27.5°C · 79.5% humidity
27.5°
Feels 33.1°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Shimonoseki's air quality — share it
AQI Forecast
24
9am
24
25
25
12pm
25
27
27
3pm
27
27
27
6pm
27
27
27
9pm
27
27
27
12am
27
27
27
3am
27
27
25
6am
25
27
Air Quality Index Trend
42h · 23 stnShimonoseki'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.
79.5%
Humidity
111.9 km/h
Wind ESE
1003.8 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.9 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Shimonoseki?
Temperature & Precipitation
PM2.5 Trend
42h · 23 stationsPM2.55.9 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
What is the 7-day forecast for Shimonoseki?
08-03
28.2° 25.9°
08-04
30.2° 27.1°
0.44 mm
08-05
28.4° 27.0°
1.56 mm
08-06
28.3° 26.9°
3.69 mm
08-07
29.1° 27.2°
4.5 mm
08-08
29.2° 26.5°
3.62 mm
08-09
27.8° 26.5°
0.94 mm
Both models agree
Avg diff: 2.7°C
Where are air quality stations near Shimonoseki?
25
Shimonoseki (下関)
18
Yamanotahonmachi, Shimonoseki, Yamaguchi, Japan (山の田局下関市)
25
Hikoshima Sakomachi, Shimonoseki, Yamaguchi, Japan (彦島局下関市)
25
Chofukamenoko, Shimonoseki, Yamaguchi, Japan (長府局下関市)
20
Tomihisacho, Fukuoka, Japan (苅田京都郡苅田町)
30
Sue, Sanyoonoda, Yamaguchi, Japan (須恵健康公園山陽小野田市)
21
Toyouracho Oaza Kogushi, Shimonoseki, Yamaguchi, Japan (豊浦局下関市)
46
Tsudamachi, Nogata, Fukuoka, Japan (直方直方市)
What cities are near Shimonoseki?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T03:51 UTC.