Air Quality in Hiji, Japan
Drizzle
23.9°C · 91.7% humidity
23.9°
Feels 23.9°
22
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Hiji's air quality — share it
AQI Forecast
25
11am
25
27
22
2pm
23
24
25
5pm
26
26
24
8pm
25
27
27
11pm
27
27
27
2am
27
25
25
5am
25
25
25
8am
27
27
Air Quality Index Trend
42h · 12 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.
91.7%
Humidity
38.4 km/h
Wind SE
1004.9 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.3 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Hiji?
Temperature & Precipitation
PM2.5 Trend
42h · 12 stationsPM2.55.3 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
Station readings (1 station within 25 km)
5.3
Median
5.3
Average
5.3
Low
5.3
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +0.6
What is the 7-day forecast for Hiji?
08-03
32.4° 23.9°
0.13 mm
08-04
31.9° 23.5°
1.31 mm
08-05
31.0° 23.7°
6.38 mm
08-06
26.0° 23.9°
7.31 mm
08-07
32.9° 24.2°
9.19 mm
08-08
33.3° 22.4°
2.12 mm
08-09
30.3° 22.4°
0.69 mm
Both models agree
Avg diff: 2.8°C
Where are air quality stations near Hiji?
30
Noguchihara, Beppu, Oita Prefecture, Japan (青山中学校別府市)
25
Oita (大分)
30
Misa, Oita, Oita Prefecture, Japan (三佐小学校大分市)
25
Yokose, Oita, Oita Prefecture, Japan (西部清掃事業所大分市)
30
Yokota, Oita, Oita Prefecture, Japan (大在小学校大分市)
35
Yokota, Oita, Oita Prefecture, Japan (大在小学校大分市)
50
Shōnaichō Kakiharu, Yufu-shi, Ōita-ken, Japan (中部保健所由布保健部由布市)
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 2026-08-08T05:43 UTC.