Air Quality in Shūnan, Japan

Rain
20.9°C · 77.2% humidity
20.9°
Feels 20.9°
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast
54 3am
54
54
32 6am
38
55
58 9am
60
62
63 12pm
64
64
65 3pm
65
65
54 6pm
54
54
54 9pm
34
27
27 12am
27
27
AD 728×90

Air Quality Index Trend

43h · 9 stn

Shūnan'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 Shūnan is 1.6× the WHO annual guideline of 5 µg/m³.

77.2%
Humidity
22.4 km/h
Wind ENE
1003.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
32
7.83 µg/m³
PM10▲
44
48.05 µg/m³
050100150200300500

What is the weather forecast for Shūnan?

Temperature & Precipitation

PM2.5 Trend

43h · 9 stations
PM2.57.83 µg/m³ ✓ WHO
Good
PM1048.05 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (4 stations within 25 km)
7.83
Median
7.7
Average
7.2
Low
8.2
High
PM2.5 µg/m³ · Model: 16.35 · Bias: +8.5

What is the 7-day forecast for Shūnan?

05-28
19.0° 10.3°
55.44 mm
05-29
20.9° 15.5°
5.38 mm
05-30
20.2° 15.8°
2.19 mm
05-31
20.1° 15.8°
0.06 mm
06-01
25.2° 16.1°
1.31 mm
06-02
22.5° 15.8°
1.31 mm
06-03
20.2° 15.1°
28.62 mm
Both models agree Avg diff: 4.0°C

Where are air quality stations near Shūnan?

19
Mōrichō, Shūnan-shi, Yamaguchi-ken, Japan (周南総合庁舎周南市)
3.1 km PM2.5: 4.6 µg/m³
10
Mōrichō, Shūnan-shi, Yamaguchi-ken, Japan (周南総合庁舎周南市)
3.1 km PM2.5: 2.4 µg/m³
34
Miyanomae, Shunan, Yamaguchi, Japan (宮の前児童公園周南市)
5.8 km PM2.5: 8.2 µg/m³
21
Otemachi, Kudamatsu, Yamaguchi, Japan (下松市役所下松市)
8.4 km PM2.5: 5.0 µg/m³
50
Otemachi, Kudamatsu, Yamaguchi, Japan (下松市役所下松市)
8.4 km PM2.5: 12.0 µg/m³
38
Mitsui, Hikari, Yamaguchi, Japan (光高校光市)
17.6 km PM2.5: 9.1 µg/m³

What cities are near Shūnan?

33 Tokuyama 34 Kudamatsu 32 Hikari 30 Hōfu 34 Yanai 30 Yamaguchi 35 Iwakuni 48 Ōtake 32 Ogōri-shimogō 41 Ōno-hara
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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 2026-05-28T21:36 UTC.