Air Quality in Karatsu, Japan

Drizzle
28.2°C · 83.7% humidity
28.2°
Feels 34.8°
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
10 5am
10
10
19 8am
6
15
13 11am
12
12
11 2pm
11
11
10 5pm
10
10
10 8pm
0
0
0 11pm
0
0
0 2am
0
0
Station readings
10
AD 728×90

Air Quality Index Trend

46h · 22 stn

Karatsu'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
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
19
4.47 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

46h · 22 stations
PM2.54.47 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
4.47
Median
5.93
Average
4.1
Low
7.0
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +5.5
Get AQI alerts for Karatsu

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T23:16 UTC.