Air Quality in Shimabara, Japan

Drizzle
26.5°C · 90.4% humidity
26.5°
Feels 26.5°
56
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
4 stations

Nearby Monitoring Stations

AQI Forecast
34 7am
34
54
56 10am
50
65
62 1pm
60
58
57 4pm
56
56
55 7pm
55
55
27 10pm
27
27
27 1am
27
25
25 4am
25
25
AD 728×90

Air Quality Index Trend

47h · 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
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
56
14.53 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Shimabara?

Temperature & Precipitation

PM2.5 Trend

47h · 30 stations
PM2.514.53 µg/m³ ✓ WHO
Moderate
PM1027.4 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250
Station readings (4 stations within 25 km)
14.53
Median
15.43
Average
11.0
Low
24.9
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -3.7

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?

6
Shindenmachi, Shimabara, Nagasaki, Japan (島原大気測定局島原市)
1.0 km PM2.5: 1.4 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
57
Obamacho Kitahonmachi, Unzen, Nagasaki, Japan (小浜大気測定局雲仙市)
15.6 km PM2.5: 15.0 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
17
Kawanobori, Arao-shi, Kumamoto-ken, Japan (荒尾運動公園荒尾市)
23.8 km PM2.5: 4.1 µg/m³
24
Kawanobori, Arao-shi, Kumamoto-ken, Japan (荒尾運動公園荒尾市)
23.8 km PM2.5: 5.8 µg/m³
59
Iwasaki, Tamana, Kumamoto, Japan (有明保健所玉名市)
24.4 km PM2.5: 15.9 µg/m³
7
Iwasaki, Tamana, Kumamoto, Japan (有明保健所玉名市)
24.4 km PM2.5: 1.7 µg/m³
49
Nakashimamachi, Kumamoto Prefecture, Japan (中島熊本市西区)
25.1 km PM2.5: 11.8 µg/m³
25
Nakashimamachi, Kumamoto Prefecture, Japan (中島熊本市西区)
25.1 km PM2.5: 6.0 µg/m³

What cities are near Shimabara?

73 Unzen 68 Minamishimabara 53 Nagasu 50 Ōyanomachi-noboritate 51 Arao 46 Tamana 68 Ōmuta 44 Uto 58 Kumamoto 48 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 2026-07-22T01:41 UTC.