Air Quality in Hiji, Japan
Windy
20.5°C · 87.5% humidity
20.5°
Feels 20.5°
33
Good
Air quality is satisfactory. Enjoy outdoor activities.
6 stations
Nearby Monitoring Stations
AQI Forecast
54
3am
54
54
33
6am
34
27
34
9am
27
25
25
12pm
25
25
25
3pm
25
25
25
6pm
27
34
34
9pm
54
54
54
12am
54
54
Air Quality Index Trend
47h · 13 stnHiji'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.
87.5%
Humidity
80.7 km/h
Wind SE
1011.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
8.01 µg/m³
PM10
27.4 µg/m³
050100150200300500
What is the weather forecast for Hiji?
Temperature & Precipitation
PM2.5 Trend
47h · 13 stationsPM2.58.01 µg/m³
✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX0.7
Low
Station readings (6 stations within 25 km)
8.01
Median
7.78
Average
4.3
Low
9.6
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +2.8
What is the 7-day forecast for Hiji?
05-29
18.4° 17.3°
4.81 mm
05-30
20.8° 16.9°
3.19 mm
05-31
23.4° 18.1°
0.06 mm
06-01
26.8° 17.9°
0.13 mm
06-02
21.6° 16.9°
0.06 mm
06-03
23.6° 16.2°
14.13 mm
06-04
23.8° 15.9°
6.44 mm
Both models agree
Avg diff: 2.4°C
Where are air quality stations near Hiji?
13
Noguchihara, Beppu, Oita Prefecture, Japan (青山中学校別府市)
34
Oita (大分)
45
Yokose, Oita, Oita Prefecture, Japan (西部清掃事業所大分市)
38
Yokose, Oita, Oita Prefecture, Japan (西部清掃事業所大分市)
42
Yokota, Oita, Oita Prefecture, Japan (大在小学校大分市)
41
Shōnaichō Kakiharu, Yufu-shi, Ōita-ken, Japan (中部保健所由布保健部由布市)
31
Nakahetsugi, Oita, Oita Prefecture, Japan (戸次中学校大分市)
41
Kunisakimachi Tsurugawa, Kunisaki-shi, Ōita-ken, Japan (国東高等学校国東市)
What cities are near Hiji?
Get AQI alerts for Hiji
Notify me when air quality reaches:
Free · No account · Unsubscribe any time
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T21:38 UTC.