Air Quality in Itoigawa, Japan
Rain
17.3°C · 82.6% humidity
17.3°
Feels 17.3°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Itoigawa's air quality — share it
AQI Forecast
25
5am
25
25
30
8am
27
27
27
11am
34
34
34
2pm
34
34
34
5pm
34
34
34
8pm
34
27
27
11pm
27
27
27
2am
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.
82.6%
Humidity
24.9 km/h
Wind ENE
1014.1 hPa
Pressure
7.9
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.2 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Itoigawa?
Temperature & Precipitation
PM2.5 Trend
47h · 4 stationsPM2.57.2 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX7.9
Very High
Station readings (1 station within 25 km)
7.2
Median
7.2
Average
7.2
Low
7.2
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -0.9
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
Where are air quality stations near Itoigawa?
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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 2026-05-29T23:35 UTC.