Air Quality in Karatsu, Japan
Drizzle
28.2°C · 83.7% humidity
28.2°
Feels 34.8°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations
Nearby Monitoring Stations
Karatsu's air quality — share it
AQI Forecast
Calibrated
10
6am
10
10
25
9am
35
28
23
12pm
19
17
15
3pm
13
12
12
6pm
11
11
1
9pm
0
0
0
12am
0
0
0
3am
0
0
Station readings
10
Air Quality Index Trend
47h · 1 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.
83.7%
Humidity
49.8 km/h
Wind ENE
989.8 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.88 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Karatsu?
Temperature & Precipitation
PM2.5 Trend
47h · 1 stationPM2.55.88 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX9.4
Very High
Station readings (4 stations within 25 km)
5.88
Median
6.6
Average
5.0
Low
8.2
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +1.5
What is the 7-day forecast for Karatsu?
07-22
28.2° 24.4°
3.25 mm
07-23
27.4° 22.6°
1.63 mm
07-24
27.2° 26.5°
0.88 mm
07-25
30.2° 23.9°
0.19 mm
07-26
28.6° 24.7°
0.31 mm
07-27
28.0° 24.9°
0.13 mm
07-28
27.4° 26.6°
0.31 mm
Both models agree
Avg diff: 1.9°C
Where are air quality stations near Karatsu?
61
Karatsu, Saga Prefecture, Japan (肥前唐津市)
72
Futago, Karatsu, Saga, Japan (唐津唐津市)
53
Otsubochoko, Imari, Saga Prefecture, Japan (大坪伊万里市)
53
Kitatakumachi Oaza Kosamurai, Taku, Saga Prefecture, Japan (多久多久市)
53
Urashi, Itoshima, Fukuoka, Japan (糸島前原市)
76
Shisacho Uramen, Matsuura, Nagasaki, Japan (松浦志佐大気測定局松浦市)
What cities are near Karatsu?
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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 2026-07-22T00:21 UTC.