Air Quality in Hagi, Japan
Cloudy
21.5°C · 74.8% humidity
21.5°
Feels 21.5°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Hagi's air quality — share it
AQI Forecast
25
9am
25
25
24
12pm
25
25
25
3pm
25
25
25
6pm
25
25
27
9pm
27
34
34
12am
34
34
27
3am
27
27
25
6am
25
25
Air Quality Index Trend
48h · 4 stnHagi'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.
74.8%
Humidity
37.6 km/h
Wind N
1012.5 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.79 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Hagi?
Temperature & Precipitation
PM2.5 Trend
48h · 4 stationsPM2.55.79 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX24.9
Extreme
Station readings (2 stations within 25 km)
5.79
Median
5.3
Average
4.8
Low
5.8
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +1.3
What is the 7-day forecast for Hagi?
06-09
21.8° 21.0°
06-10
21.5° 19.4°
8.19 mm
06-11
23.4° 21.5°
06-12
22.0° 21.0°
06-13
22.1° 21.6°
0.06 mm
06-14
23.8° 21.5°
14.75 mm
06-15
22.8° 20.8°
2.81 mm
Both models agree
Avg diff: 2.4°C
Where are air quality stations near Hagi?
13
Emukai, Hagi, Yamaguchi, Japan (萩健康福祉センター萩市)
30
Higashifukawa, Nagato, Yamaguchi, Japan (長門土木建築事務所長門市)
41
Yamaguchi, Yamaguchi, Japan (環境保健センター山口市)
32
Yamaguchi, Yamaguchi, Japan (環境保健センター山口市)
What cities are near Hagi?
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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 2026-06-09T03:33 UTC.