Air Quality in Shimabara, Japan

Drizzle
26.5°C · 90.4% humidity
26.5°
Feels 26.5°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast
34 8am
54
34
38 11am
54
54
54 2pm
54
54
54 5pm
54
54
54 8pm
54
27
27 11pm
27
27
27 2am
25
25
25 5am
25
25
AD 728×90

Air Quality Index Trend

46h · 30 stn

Shimabara'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.

90.4%
Humidity
33.7 km/h
Wind ENE
990.0 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
38
9.16 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Shimabara?

Temperature & Precipitation

PM2.5 Trend

46h · 30 stations
PM2.59.16 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX24.9
Extreme
AD 300×250
Station readings (4 stations within 25 km)
9.16
Median
12.22
Average
4.8
Low
24.9
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +1.7

What is the 7-day forecast for Shimabara?

07-22
27.5° 25.6°
1.56 mm
07-23
30.3° 21.6°
1.5 mm
07-24
29.4° 26.1°
6.25 mm
07-25
28.4° 24.6°
07-26
31.6° 24.5°
1.75 mm
07-27
28.3° 24.9°
0.13 mm
07-28
29.7° 26.0°
0.75 mm
Both models agree Avg diff: 1.5°C

Where are air quality stations near Shimabara?

30
Shindenmachi, Shimabara, Nagasaki, Japan (島原大気測定局島原市)
1.0 km PM2.5: 7.2 µg/m³
25
Obamacho Kitahonmachi, Unzen, Nagasaki, Japan (小浜大気測定局雲仙市)
15.6 km PM2.5: 6.0 µg/m³
1
Obamacho Kitahonmachi, Unzen, Nagasaki, Japan (小浜大気測定局雲仙市)
15.6 km PM2.5: 0.2 µg/m³
11
Obamacho Kitahonmachi, Unzen, Nagasaki, Japan (小浜大気測定局雲仙市)
15.6 km PM2.5: 2.6 µg/m³
59
Kawanobori, Arao-shi, Kumamoto-ken, Japan (荒尾運動公園荒尾市)
23.8 km PM2.5: 15.9 µg/m³
21
Kawanobori, Arao-shi, Kumamoto-ken, Japan (荒尾運動公園荒尾市)
23.8 km PM2.5: 5.0 µg/m³
50
Iwasaki, Tamana, Kumamoto, Japan (有明保健所玉名市)
24.4 km PM2.5: 12.0 µg/m³
7
Iwasaki, Tamana, Kumamoto, Japan (有明保健所玉名市)
24.4 km PM2.5: 1.7 µg/m³
30
Nakashimamachi, Kumamoto Prefecture, Japan (中島熊本市西区)
25.1 km PM2.5: 7.2 µg/m³
3
Nakashimamachi, Kumamoto Prefecture, Japan (中島熊本市西区)
25.1 km PM2.5: 0.7 µg/m³

What cities are near Shimabara?

71 Unzen 70 Minamishimabara 36 Nagasu 48 Ōyanomachi-noboritate 28 Arao 42 Tamana 68 Ōmuta 34 Uto 60 Kumamoto 39 Isahaya
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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 2026-07-22T02:15 UTC.