Shimonoseki (下関) Air Quality

Monitoring Station · Shimonoseki, Japan
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
54 8am
74
74
74 11am
74
44
44 2pm
44
44
44 5pm
44
44
44 8pm
44
44
— 11pm
—
—
— 2am
—
—
— 5am
—
—
CAMS model adj +20
34
54
54
54
54
24
24
24
24
24
24
24
24
24
24

Air Quality Forecast (24h)

PM2.56.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

25
Yamanotahonmachi, Shimonoseki, Yamaguchi, Japan (山の田局下関市)
3.7 km PM2.5: 6.0 µg/m³
7
Hikoshima Sakomachi, Shimonoseki, Yamaguchi, Japan (彦島局下関市)
4.5 km PM2.5: 1.7 µg/m³
25
Chofukamenoko, Shimonoseki, Yamaguchi, Japan (長府局下関市)
6.6 km PM2.5: 6.0 µg/m³
17
Tomihisacho, Fukuoka, Japan (苅田京都郡苅田町)
20.5 km PM2.5: 4.1 µg/m³
30
Sue, Sanyoonoda, Yamaguchi, Japan (須恵健康公園山陽小野田市)
22.0 km PM2.5: 7.2 µg/m³
25
Toyouracho Oaza Kogushi, Shimonoseki, Yamaguchi, Japan (豊浦局下関市)
23.7 km PM2.5: 6.0 µg/m³
17
Tsudamachi, Nogata, Fukuoka, Japan (直方直方市)
30.5 km PM2.5: 4.1 µg/m³
17
Tsudamachi, Nogata, Fukuoka, Japan (直方直方市)
30.5 km PM2.5: 4.1 µg/m³

Nearby Cities

22 Shimonoseki 24 Kitakyushu 21 Kanda 21 Sanyōonoda 21 Onoda 28 Miyaodai 21 Yukuhashi 29 Nakama 24 Ube

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T11:15 UTC.