Air Quality in Shimabara, Japan

Rain
19.7°C · 96.3% humidity
19.7°
Feels 19.7°
36
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast
66 6am
66
66
36 9am
49
59
66 12pm
71
74
60 3pm
61
63
64 6pm
64
65
65 9pm
65
66
66 12am
66
66
66 3am
66
66
AD 728×90

Air Quality Index Trend

47h · 28 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. Current PM2.5 concentration in Shimabara is 1.7× the WHO annual guideline of 5 µg/m³.

96.3%
Humidity
50.5 km/h
Wind SE
1005.0 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
36
8.58 µg/m³
PM10▲
63
79.9 µg/m³
050100150200300500

What is the weather forecast for Shimabara?

Temperature & Precipitation

PM2.5 Trend

47h · 28 stations
PM2.58.58 µg/m³ ✓ WHO
Good
PM1079.9 µg/m³
Moderate
UV INDEX9.4
Very High
AD 300×250
Station readings (3 stations within 25 km)
8.58
Median
8.43
Average
8.2
Low
8.9
High
PM2.5 µg/m³ · Model: 23.15 · Bias: +14.6

What is the 7-day forecast for Shimabara?

05-29
20.4° 19.1°
3.75 mm
05-30
21.5° 18.6°
0.25 mm
05-31
23.0° 19.7°
06-01
25.0° 18.6°
1.69 mm
06-02
23.4° 20.6°
0.06 mm
06-03
23.7° 17.8°
27.12 mm
06-04
24.3° 19.1°
62.38 mm
Both models agree Avg diff: 2.2°C

Where are air quality stations near Shimabara?

35
Shindenmachi, Shimabara, Nagasaki, Japan (島原大気測定局島原市)
1.0 km PM2.5: 8.4 µg/m³
27
Obamacho Kitahonmachi, Unzen, Nagasaki, Japan (小浜大気測定局雲仙市)
15.6 km PM2.5: 6.5 µg/m³
29
Obamacho Kitahonmachi, Unzen, Nagasaki, Japan (小浜大気測定局雲仙市)
15.6 km PM2.5: 7.0 µg/m³
39
Obamacho Kitahonmachi, Unzen, Nagasaki, Japan (小浜大気測定局雲仙市)
15.6 km PM2.5: 9.4 µg/m³
5
Kawanobori, Arao-shi, Kumamoto-ken, Japan (荒尾運動公園荒尾市)
23.8 km PM2.5: 1.2 µg/m³
9
Kawanobori, Arao-shi, Kumamoto-ken, Japan (荒尾運動公園荒尾市)
23.8 km PM2.5: 2.2 µg/m³
46
Iwasaki, Tamana, Kumamoto, Japan (有明保健所玉名市)
24.4 km PM2.5: 11.0 µg/m³
30
Iwasaki, Tamana, Kumamoto, Japan (有明保健所玉名市)
24.4 km PM2.5: 7.2 µg/m³
30
Nakashimamachi, Kumamoto Prefecture, Japan (中島熊本市西区)
25.1 km PM2.5: 7.2 µg/m³
42
Nakashimamachi, Kumamoto Prefecture, Japan (中島熊本市西区)
25.1 km PM2.5: 10.1 µg/m³

What cities are near Shimabara?

38 Unzen 34 Minamishimabara 40 Nagasu 28 Ōyanomachi-noboritate 42 Arao 35 Tamana 46 Ōmuta 32 Uto 35 Kumamoto 46 Isahaya
Get AQI alerts for Shimabara

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 2026-05-29T00:18 UTC.