Air Quality in Katsuura, Japan
Drizzle
22.7°C · 94.2% humidity
22.7°
Feels 22.7°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Katsuura's air quality — share it
AQI Forecast
25
6pm
25
25
24
9pm
25
25
25
12am
25
25
25
3am
25
25
25
6am
24
24
24
9am
27
34
27
12pm
27
27
34
3pm
34
34
Air Quality Index Trend
45h · 8 stnKatsuura'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▲
5.84 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Katsuura?
Temperature & Precipitation
PM2.5 Trend
45h · 8 stationsPM2.55.84 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Katsuura?
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: 2.4°C
Where are air quality stations near Katsuura?
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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 2026-09-05T12:14 UTC.