Air Quality in Jōetsu, Japan
Windy
18.1°C · 81.2% humidity
18.1°
Feels 18.1°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Jōetsu's air quality — share it
AQI Forecast
27
5am
27
27
24
8am
27
27
27
11am
27
27
27
2pm
27
27
27
5pm
27
27
34
8pm
34
34
34
11pm
54
54
54
2am
34
34
Jōetsu'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.
81.2%
Humidity
40.6 km/h
Wind NE
1015.3 hPa
Pressure
6.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.75 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Jōetsu?
Temperature & Precipitation
PM2.55.75 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX6.9
High
What is the 7-day forecast for Jōetsu?
06-08
22.0° 18.0°
3.5 mm
06-09
19.7° 18.1°
06-10
19.4° 18.2°
1.75 mm
06-11
21.1° 19.3°
06-12
20.2° 18.2°
1.88 mm
06-13
20.9° 18.6°
06-14
21.4° 20.7°
Both models agree
Avg diff: 2.4°C
What cities are near Jōetsu?
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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 2026-06-08T23:09 UTC.