Air Quality in Nagato, Japan

Windy
27.0°C · 86.3% humidity
27.0°
Feels 33.2°
61
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations

Nearby Monitoring Stations

AQI Forecast
27 7am
27
27
61 10am
58
51
47 1pm
43
40
39 4pm
37
56
36 7pm
35
35
55 10pm
54
54
54 1am
34
34
34 4am
34
34
AD 728×90

Air Quality Index Trend

45h · 10 stn

Nagato'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. Current PM2.5 concentration in Nagato is 1.1× the WHO 24-hour guideline of 15 µg/m³.

86.3%
Humidity
67.8 km/h
Wind E
992.8 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
61
16.92 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Nagato?

Temperature & Precipitation

PM2.5 Trend

45h · 10 stations
PM2.516.92 µg/m³ ×1.1 WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250
Station readings (2 stations within 25 km)
16.92
Median
17.85
Average
16.9
Low
18.8
High
PM2.5 µg/m³ · Model: 12.85 · Bias: -4.1

What is the 7-day forecast for Nagato?

07-22
28.5° 25.4°
0.44 mm
07-23
25.1° 23.5°
22.94 mm
07-24
27.5° 25.0°
1.37 mm
07-25
26.7° 25.1°
0.25 mm
07-26
26.3° 25.3°
07-27
27.5° 25.6°
0.06 mm
07-28
27.5° 25.6°
0.38 mm
Both models agree Avg diff: 2.4°C

Where are air quality stations near Nagato?

21
Higashifukawa, Nagato, Yamaguchi, Japan (長門土木建築事務所長門市)
2.1 km PM2.5: 5.0 µg/m³
42
Emukai, Hagi, Yamaguchi, Japan (萩健康福祉センター萩市)
18.6 km PM2.5: 10.1 µg/m³
13
Toyouracho Oaza Kogushi, Shimonoseki, Yamaguchi, Japan (豊浦局下関市)
34.0 km PM2.5: 3.1 µg/m³
26
Toyouracho Oaza Kogushi, Shimonoseki, Yamaguchi, Japan (豊浦局下関市)
34.0 km PM2.5: 6.2 µg/m³

What cities are near Nagato?

65 Hagi 60 Mine 80 Yamaguchi 68 Ogōri-shimogō 50 Sanyōonoda 50 Onoda 46 Ube 72 Hōfu 53 Shimonoseki 58 Shūnan
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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 2026-07-22T01:19 UTC.