Air Quality in Shimosuwa, Japan
Clear
21.6°C · 49.2% humidity
21.6°
Feels 21.6°
26
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Shimosuwa's air quality — share it
AQI Forecast
25
12pm
25
24
26
3pm
24
24
24
6pm
25
25
27
9pm
34
34
34
12am
34
54
54
3am
54
54
54
6am
54
54
27
9am
25
25
Air Quality Index Trend
47h · 3 stnShimosuwa'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.
49.2%
Humidity
18.2 km/h
Wind NE
1013.7 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.15 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Shimosuwa?
Temperature & Precipitation
PM2.5 Trend
47h · 3 stationsPM2.56.15 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX9.4
Very High
What is the 7-day forecast for Shimosuwa?
06-09
21.6° 13.5°
0.62 mm
06-10
19.2° 12.4°
8.75 mm
06-11
24.2° 11.8°
0.13 mm
06-12
18.9° 13.2°
0.25 mm
06-13
26.3° 14.0°
0.06 mm
06-14
28.7° 14.0°
0.62 mm
06-15
25.3° 15.9°
1.5 mm
Both models agree
Avg diff: 2.6°C
Where are air quality stations near Shimosuwa?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T06:50 UTC.