Air Quality in Nagasaki, Japan
Windy
28.2°C · 72.0% humidity
28.2°
Feels 33.3°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Nagasaki's air quality — share it
AQI Forecast
Calibrated
17
12pm
17
17
24
3pm
22
21
20
6pm
20
19
19
9pm
19
18
18
12am
18
18
18
3am
18
18
18
6am
18
18
18
9am
18
18
Station readings
8h ago
AQI 17
PM2.5 4.1 µg/m³ · 8h ago
Air Quality Index Trend
42h · 13 stnNagasaki'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.
72.0%
Humidity
55.1 km/h
Wind ENE
1001.4 hPa
Pressure
1.4
UV Low
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 Nagasaki?
Temperature & Precipitation
PM2.5 Trend
42h · 13 stationsPM2.55.8 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
What is the 7-day forecast for Nagasaki?
08-03
30.1° 27.4°
08-04
29.9° 26.6°
3.62 mm
08-05
29.4° 27.8°
0.13 mm
08-06
29.6° 26.5°
8.38 mm
08-07
29.2° 26.0°
1.81 mm
08-08
30.4° 26.4°
0.38 mm
08-09
31.0° 25.7°
Both models agree
Avg diff: 3.8°C
Where are air quality stations near Nagasaki?
14
Nagasaki (長崎)
52
Kogakuramachi, Nagasaki, Nagasaki, Japan (小ケ倉支所長崎市)
53
Yagamimachi, Nagasaki, Nagasaki, Japan (東長崎支所長崎市)
56
Kinkaimura Matsumachi, Nagasaki, Nagasaki, Japan (村松長崎市)
17
Mawatarimachi, Isahaya, Nagasaki, Japan (諫早諌早市)
25
Nishisanjocho, Omura, Nagasaki, Japan (大村大気測定局大村市)
What cities are near Nagasaki?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T06:34 UTC.