Air Quality in Isumi, Japan
Drizzle
22.7°C · 94.2% humidity
22.7°
Feels 22.7°
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Isumi's air quality — share it
AQI Forecast
25
5pm
25
25
34
8pm
31
30
28
11pm
27
27
26
2am
26
26
25
5am
25
24
24
8am
24
27
34
11am
27
27
27
2pm
34
34
Air Quality Index Trend
45h · 29 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.
94.2%
Humidity
42.6 km/h
Wind ENE
1009.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
8.2 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Isumi?
Temperature & Precipitation
PM2.5 Trend
45h · 29 stationsPM2.58.2 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
8.2
Median
8.2
Average
8.2
Low
8.2
High
PM2.5 µg/m³ · Model: 5.9 · Bias: -2.3
What is the 7-day forecast for Isumi?
09-05
25.7° 20.8°
27.69 mm
09-06
27.6° 23.4°
0.5 mm
09-07
26.7° 23.7°
1.06 mm
09-08
26.3° 21.5°
17.44 mm
09-09
26.5° 19.6°
47.94 mm
09-10
26.8° 22.8°
5.75 mm
09-11
28.6° 22.8°
0.38 mm
Both models agree
Avg diff: 2.6°C
Where are air quality stations near Isumi?
17
Takashi, Mobara, Chiba Prefecture, Japan (茂原高師茂原市)
25
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 2026-09-05T11:14 UTC.