Air Quality in Katsuura, Japan

Windy
22.2°C · 75.4% humidity
22.2°
Feels 22.2°
40
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
54 8pm
54
34
40 11pm
36
34
39 2am
37
36
36 5am
35
35
35 8am
34
34
54 11am
54
34
34 2pm
34
34
34 5pm
34
54
AD 728×90

Air Quality Index Trend

48h · 1 stn

Katsuura'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. Current PM2.5 concentration in Katsuura is 1.9× the WHO annual guideline of 5 µg/m³.

75.4%
Humidity
75.2 km/h
Wind SW
1003.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
40
9.69 µg/m³
PM10
25
27.45 µg/m³
050100150200300500

What is the weather forecast for Katsuura?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.59.69 µg/m³ ✓ WHO
Good
PM1027.45 µg/m³
Good
UV INDEX0.7
Low
AD 300×250

What is the 7-day forecast for Katsuura?

05-29
22.2° 16.5°
0.19 mm
05-30
20.3° 15.8°
2.38 mm
05-31
23.1° 16.6°
0.69 mm
06-01
21.7° 17.9°
0.25 mm
06-02
20.9° 16.6°
06-03
24.5° 19.6°
0.56 mm
06-04
22.0° 15.6°
0.19 mm
Both models agree Avg diff: 2.7°C

Where are air quality stations near Katsuura?

30
Tawarada, Kimitsu, Chiba, Japan (君津俵田君津市)
30.8 km PM2.5: 7.2 µg/m³
30
Tawarada, Kimitsu, Chiba, Japan (君津俵田君津市)
30.8 km PM2.5: 7.2 µg/m³

What cities are near Katsuura?

52 Isumi 52 Ōhara 21 Kamogawa 37 Mobara 21 Minamibōsō 28 Sodegaura 35 Ōamishirasato 37 Ōami 30 Kisarazu 21 Tateyama
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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 2026-05-29T14:52 UTC.