Air Quality in Isumi, Japan
Rain
22.9°C · 98.5% humidity
22.9°
Feels 22.9°
48
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Isumi's air quality — share it
AQI Forecast
83
7am
83
84
48
10am
58
65
53
1pm
57
47
49
4pm
51
52
52
7pm
53
53
33
10pm
34
34
34
1am
34
34
34
4am
34
54
Air Quality Index Trend
46h · 6 stnIsumi'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.
98.5%
Humidity
17.4 km/h
Wind NW
1002.3 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
11.58 µg/m³
PM10
48.05 µg/m³
050100150200300500
What is the weather forecast for Isumi?
Temperature & Precipitation
PM2.5 Trend
46h · 6 stationsPM2.511.58 µg/m³
✓ WHO
Good
PM1048.05 µg/m³
Good
UV INDEX17.4
Extreme
What is the 7-day forecast for Isumi?
07-22
27.5° 22.0°
8.94 mm
07-23
26.7° 19.8°
1.94 mm
07-24
25.0° 23.0°
3.81 mm
07-25
28.4° 20.7°
0.19 mm
07-26
28.7° 17.7°
0.19 mm
07-27
26.6° 21.6°
50.19 mm
07-28
28.1° 22.5°
1.5 mm
Both models agree
Avg diff: 2.6°C
Where are air quality stations near Isumi?
61
Takashi, Mobara, Chiba Prefecture, Japan (茂原高師茂原市)
57
Takashi, Mobara, Chiba Prefecture, Japan (茂原高師茂原市)
72
Takashi, Mobara, Chiba Prefecture, Japan (茂原高師茂原市)
What cities are near Isumi?
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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 2026-07-22T01:18 UTC.