Air Quality in Yonezawa, Japan
Cloudy
17.9°C · 73.8% humidity
17.9°
Feels 17.9°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Yonezawa's air quality — share it
AQI Forecast
25
8am
25
25
21
11am
25
25
25
2pm
25
27
27
5pm
27
27
27
8pm
27
25
27
11pm
27
27
27
2am
27
27
27
5am
27
25
Air Quality Index Trend
47h · 4 stnYonezawa'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.
73.8%
Humidity
17.8 km/h
Wind NW
1015.7 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.0 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Yonezawa?
Temperature & Precipitation
PM2.5 Trend
47h · 4 stationsPM2.55.0 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX17.4
Extreme
Station readings (1 station within 25 km)
5.0
Median
5.0
Average
5.0
Low
5.0
High
PM2.5 µg/m³ · Model: 6.0 · Bias: +1.0
What is the 7-day forecast for Yonezawa?
06-09
22.7° 14.6°
0.25 mm
06-10
15.1° 13.9°
4.88 mm
06-11
23.5° 13.7°
5.0 mm
06-12
15.8° 14.1°
1.44 mm
06-13
24.4° 11.9°
0.81 mm
06-14
25.9° 15.1°
0.06 mm
06-15
23.9° 14.9°
6.25 mm
Both models agree
Avg diff: 2.6°C
Where are air quality stations near Yonezawa?
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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 2026-06-09T02:42 UTC.