Air Quality in Yanai, Japan
Partly Cloudy
21.6°C · 69.6% humidity
21.6°
Feels 21.6°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
6 stations
Nearby Monitoring Stations
Yanai's air quality — share it
AQI Forecast
27
6am
27
27
21
9am
23
31
52
12pm
52
53
53
3pm
53
34
27
6pm
27
27
27
9pm
54
54
54
12am
54
54
54
3am
54
54
Air Quality Index Trend
47h · 13 stnYanai'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.
69.6%
Humidity
12.6 km/h
Wind E
1013.9 hPa
Pressure
6.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.07 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Yanai?
Temperature & Precipitation
PM2.5 Trend
47h · 13 stationsPM2.55.07 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX6.9
High
Station readings (6 stations within 25 km)
5.07
Median
8.32
Average
4.1
Low
22.1
High
PM2.5 µg/m³ · Model: 6.5 · Bias: +1.4
What is the 7-day forecast for Yanai?
06-09
24.4° 18.9°
06-10
23.1° 15.4°
0.25 mm
06-11
27.3° 18.0°
06-12
26.2° 17.9°
0.25 mm
06-13
27.6° 18.8°
3.88 mm
06-14
21.9° 18.0°
22.5 mm
06-15
28.1° 17.1°
12.75 mm
Both models agree
Avg diff: 2.0°C
Where are air quality stations near Yanai?
18
Minamimachi, Yanai, Yamaguchi, Japan (柳井市役所柳井市)
23
Mitsui, Hikari, Yamaguchi, Japan (光高校光市)
17
Otemachi, Kudamatsu, Yamaguchi, Japan (下松市役所下松市)
30
Otemachi, Kudamatsu, Yamaguchi, Japan (下松市役所下松市)
25
Yamatemachi, Iwakuni, Yamaguchi, Japan (麻里布小学校岩国市)
What cities are near Yanai?
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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 2026-06-09T00:42 UTC.