Air Quality in Setouchi, Japan

Heavy Rain
20.1°C · 84.4% humidity
20.1°
Feels 20.1°
28
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast
34 6am
34
54
28 9am
47
53
56 12pm
47
49
50 3pm
51
52
53 6pm
53
33
34 9pm
34
34
34 12am
34
34
34 3am
34
27
AD 728×90

Air Quality Index Trend

47h · 30 stn

Setouchi'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 Setouchi is 1.3× the WHO annual guideline of 5 µg/m³.

84.4%
Humidity
60.2 km/h
Wind E
1000.7 hPa
Pressure
10.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
28
6.64 µg/m³
PM10▲
63
79.9 µg/m³
050100150200300500

What is the weather forecast for Setouchi?

Temperature & Precipitation

PM2.5 Trend

47h · 30 stations
PM2.56.64 µg/m³ ✓ WHO
Good
PM1079.9 µg/m³
Moderate
UV INDEX10.9
Extreme
AD 300×250
Station readings (3 stations within 25 km)
6.64
Median
6.63
Average
3.4
Low
9.1
High
PM2.5 µg/m³ · Model: 20.3 · Bias: +13.7

What is the 7-day forecast for Setouchi?

05-29
20.1° 18.3°
21.31 mm
05-30
21.5° 17.6°
3.31 mm
05-31
21.8° 19.3°
06-01
24.4° 18.8°
06-02
23.4° 19.4°
06-03
23.3° 18.6°
0.19 mm
06-04
22.9° 15.9°
1.31 mm
Both models agree Avg diff: 3.0°C

Where are air quality stations near Setouchi?

42
Fuchizaki, Kagawa-ken, Japan (小豆総合事務所小豆郡土庄町)
19.9 km PM2.5: 10.1 µg/m³
30
Fuchizaki, Kagawa-ken, Japan (小豆総合事務所小豆郡土庄町)
19.9 km PM2.5: 7.2 µg/m³
34
Mitsuishi, Bizen-shi, Okayama-ken, Japan (三石備前市)
20.0 km PM2.5: 8.2 µg/m³
28
Kariya, Ako, Hyogo Prefecture, Japan (赤穂市役所赤穂市)
25.1 km PM2.5: 6.7 µg/m³
21
Uno, Tamano-shi, Okayama-ken, Japan (宇野玉野市)
25.8 km PM2.5: 5.0 µg/m³
38
Uno, Tamano-shi, Okayama-ken, Japan (宇野玉野市)
25.8 km PM2.5: 9.1 µg/m³

What cities are near Setouchi?

23 Bizen 33 Okayama 26 Akaiwa 34 Tamano 25 Kariya 25 Kamigōri 26 Aioi 37 Kurashiki 30 Sōja 33 Takamatsu
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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 2026-05-29T00:10 UTC.