Air Quality in Karatsu, Japan
Windy
26.7°C · 77.7% humidity
26.7°
Feels 26.7°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Karatsu's air quality — share it
AQI Forecast
Calibrated
16
7am
16
16
24
10am
22
21
20
1pm
19
19
20
4pm
20
20
19
7pm
19
19
19
10pm
19
19
17
1am
17
17
17
4am
17
17
Station readings
15
CAMS model
adj -8
24
24
24
24
24
25
25
25
25
27
27
27
27
27
27
27
27
27
25
25
25
25
25
25
Air Quality Index Trend
44h · 19 stnKaratsu'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.
77.7%
Humidity
42.0 km/h
Wind ENE
1002.7 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.8 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Karatsu?
Temperature & Precipitation
PM2.5 Trend
44h · 19 stationsPM2.55.8 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
What is the 7-day forecast for Karatsu?
08-03
28.2° 25.9°
0.06 mm
08-04
32.3° 25.8°
1.25 mm
08-05
29.0° 26.2°
1.37 mm
08-06
30.1° 25.7°
7.06 mm
08-07
30.3° 25.1°
1.38 mm
08-08
29.4° 24.9°
5.63 mm
08-09
27.6° 24.8°
0.44 mm
Both models agree
Avg diff: 4.4°C
Where are air quality stations near Karatsu?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T01:56 UTC.