Air Quality in Itoigawa, Japan
Windy
18.2°C · 86.4% humidity
18.2°
Feels 18.2°
16
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Itoigawa's air quality — share it
AQI Forecast
27
2am
27
27
16
5am
19
20
24
8am
25
25
26
11am
33
33
34
2pm
34
34
34
5pm
34
34
34
8pm
34
27
27
11pm
27
27
Air Quality Index Trend
47h · 4 stnItoigawa'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.
86.4%
Humidity
47.9 km/h
Wind SW
1018.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
3.8 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Itoigawa?
Temperature & Precipitation
PM2.5 Trend
47h · 4 stationsPM2.53.8 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
3.8
Median
3.8
Average
3.8
Low
3.8
High
PM2.5 µg/m³ · Model: 6.0 · Bias: +2.2
What is the 7-day forecast for Itoigawa?
05-29
18.2° 16.9°
50.19 mm
05-30
18.9° 17.3°
6.62 mm
05-31
20.0° 18.2°
06-01
19.5° 18.2°
06-02
20.8° 18.6°
06-03
20.4° 19.1°
1.37 mm
06-04
21.4° 17.5°
0.88 mm
Both models agree
Avg diff: 1.5°C
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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 2026-05-29T20:41 UTC.