Air Quality in Yanai, Japan

Drizzle
21.7°C · 75.7% humidity
21.7°
Feels 21.7°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations

Nearby Monitoring Stations

AQI Forecast
27 3am
27
25
25 6am
25
25
27 9am
25
27
34 12pm
54
54
54 3pm
54
54
54 6pm
54
54
34 9pm
54
54
54 12am
54
54
AD 728×90

Air Quality Index Trend

47h · 11 stn

Yanai'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.

75.7%
Humidity
37.6 km/h
Wind ESE
1012.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
25
6.1 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Yanai?

Temperature & Precipitation

PM2.5 Trend

47h · 11 stations
PM2.56.1 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (5 stations within 25 km)
6.1
Median
8.88
Average
6.0
Low
12.0
High
PM2.5 µg/m³ · Model: 9.75 · Bias: +3.7

What is the 7-day forecast for Yanai?

05-29
19.4° 17.1°
5.81 mm
05-30
21.7° 17.6°
1.31 mm
05-31
21.6° 17.4°
06-01
26.6° 16.9°
2.5 mm
06-02
24.8° 18.0°
06-03
21.6° 16.6°
10.37 mm
06-04
23.4° 14.7°
13.69 mm
Both models agree Avg diff: 2.6°C

Where are air quality stations near Yanai?

21
Minamimachi, Yanai, Yamaguchi, Japan (柳井市役所柳井市)
1.4 km PM2.5: 5.0 µg/m³
46
Mitsui, Hikari, Yamaguchi, Japan (光高校光市)
15.1 km PM2.5: 11.0 µg/m³
42
Otemachi, Kudamatsu, Yamaguchi, Japan (下松市役所下松市)
23.3 km PM2.5: 10.1 µg/m³
38
Otemachi, Kudamatsu, Yamaguchi, Japan (下松市役所下松市)
23.3 km PM2.5: 9.1 µg/m³
30
Yamatemachi, Iwakuni, Yamaguchi, Japan (麻里布小学校岩国市)
24.4 km PM2.5: 7.2 µg/m³

What cities are near Yanai?

46 Hikari 38 Kudamatsu 30 Iwakuni 42 Ōtake 42 Tokuyama 39 Shūnan 35 Ōno-hara 36 Etajima 30 Hatsukaichi 36 Kure
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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 2026-05-29T21:51 UTC.