Air Quality in Nagasaki, Japan

Partly Cloudy
23.9°C · 64.3% humidity
23.9°
Feels 23.9°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations

Nearby Monitoring Stations

AQI Forecast
54 8am
54
54
30 11am
37
42
45 2pm
48
49
31 5pm
32
32
26 8pm
26
65
66 11pm
66
54
54 2am
54
54
54 5am
54
66
AD 728×90

Air Quality Index Trend

47h · 10 stn

Nagasaki'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.

64.3%
Humidity
25.9 km/h
Wind E
1012.2 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
30
7.11 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Nagasaki?

Temperature & Precipitation

PM2.5 Trend

47h · 10 stations
PM2.57.11 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX19.9
Extreme
AD 300×250
Station readings (7 stations within 25 km)
7.11
Median
8.27
Average
6.0
Low
11.0
High
PM2.5 µg/m³ · Model: 13.5 · Bias: +6.4

What is the 7-day forecast for Nagasaki?

06-09
23.9° 21.7°
0.06 mm
06-10
21.2° 18.6°
0.38 mm
06-11
24.3° 21.8°
06-12
23.5° 21.8°
06-13
23.5° 21.3°
33.69 mm
06-14
23.7° 18.9°
61.63 mm
06-15
24.3° 20.0°
11.5 mm
Both models agree Avg diff: 1.8°C

Where are air quality stations near Nagasaki?

9
Nagasaki (長崎)
0.5 km PM2.5: 2.2 µg/m³
36
Kogakuramachi, Nagasaki, Nagasaki, Japan (小ケ倉支所長崎市)
5.9 km PM2.5: 8.6 µg/m³
17
Yagamimachi, Nagasaki, Nagasaki, Japan (東長崎支所長崎市)
7.0 km PM2.5: 4.1 µg/m³
11
Yagamimachi, Nagasaki, Nagasaki, Japan (東長崎支所長崎市)
7.0 km PM2.5: 2.6 µg/m³
56
Nodago, Nagasaki, Japan (時津小学校大気測定局西彼杵郡時津町)
9.3 km PM2.5: 14.5 µg/m³
5
Kinkaimura Matsumachi, Nagasaki, Nagasaki, Japan (村松長崎市)
15.7 km PM2.5: 1.2 µg/m³
46
Mawatarimachi, Isahaya, Nagasaki, Japan (諫早諌早市)
16.7 km PM2.5: 11.0 µg/m³
9
Mawatarimachi, Isahaya, Nagasaki, Japan (諫早諌早市)
16.7 km PM2.5: 2.2 µg/m³
30
Nishisanjocho, Omura, Nagasaki, Japan (大村大気測定局大村市)
19.5 km PM2.5: 7.2 µg/m³
32
Osetocho Yukinourakamigo, Saikai, Nagasaki, Japan (雪浦大気測定局西海市)
27.8 km PM2.5: 7.7 µg/m³

What cities are near Nagasaki?

35 Obita 38 Togitsu 45 Isahaya 30 Ōmura 33 Saikai 18 Unzen 20 Minamishimabara 15 Hondomachi-hondo 30 Ureshinomachi-shimojuku 14 Amakusa
Get AQI alerts for Nagasaki

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 2026-06-09T02:33 UTC.