Air Quality in Ōyanomachi-noboritate, Japan

Cloudy
27.7°C · 86.8% humidity
27.7°
Feels 34.4°
57
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
6 stations

Nearby Monitoring Stations

AQI Forecast
27 7am
54
54
57 10am
50
66
62 1pm
60
58
57 4pm
56
56
55 7pm
55
55
27 10pm
27
27
27 1am
27
27
27 4am
27
27
AD 728×90

Air Quality Index Trend

45h · 28 stn

Ōyanomachi-noboritate'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.

86.8%
Humidity
27.8 km/h
Wind ENE
989.6 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
57
15.0 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Ōyanomachi-noboritate?

Temperature & Precipitation

PM2.5 Trend

45h · 28 stations
PM2.515.0 µg/m³ ✓ WHO
Moderate
PM1027.4 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250
Station readings (6 stations within 25 km)
15.0
Median
11.18
Average
8.2
Low
20.2
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -4.2

What is the 7-day forecast for Ōyanomachi-noboritate?

07-22
28.5° 27.3°
1.63 mm
07-23
28.8° 23.8°
2.44 mm
07-24
29.0° 26.0°
4.81 mm
07-25
28.6° 26.4°
07-26
31.9° 25.8°
1.25 mm
07-27
28.3° 26.3°
0.06 mm
07-28
30.5° 26.7°
0.81 mm
Both models agree Avg diff: 1.5°C

Where are air quality stations near Ōyanomachi-noboritate?

21
Matsushimamachi Aitsu, Kamiamakusa, Kumamoto, Japan (上天草市合津上天草市松島町)
8.9 km PM2.5: 5.0 µg/m³
23
Matsushimamachi Kyoragi, Kamiamakusa, Kumamoto, Japan (五和手野天草市)
15.6 km PM2.5: 5.5 µg/m³
80
Yatsushiro (八代市)
18.6 km PM2.5: 25.9 µg/m³
70
Yatsushiro (八代市)
18.6 km PM2.5: 21.1 µg/m³
53
Yatsushiro (八代市)
18.6 km PM2.5: 13.1 µg/m³
17
Koga Kamimachi, Yatsushiro, Kumamoto, Japan (八代八千把出張所八代市)
18.9 km PM2.5: 4.1 µg/m³
85
Miyajimachi, Yatsushiro, Kumamoto, Japan (八代自排局八代市)
22.0 km PM2.5: 28.3 µg/m³
6
Shindenmachi, Shimabara, Nagasaki, Japan (島原大気測定局島原市)
22.1 km PM2.5: 1.4 µg/m³
21
Asahimachi, Uto, Kumamoto, Japan (宇土運動公園宇土市)
23.9 km PM2.5: 5.0 µg/m³
42
Asahimachi, Uto, Kumamoto, Japan (宇土運動公園宇土市)
23.9 km PM2.5: 10.1 µg/m³

What cities are near Ōyanomachi-noboritate?

37 Minamishimabara 42 Honmachi 39 Uki 38 Shimabara 38 Matsubase 39 Uto 35 Unzen 10 Amakusa 12 Hondomachi-hondo 34 Sashiki
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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 2026-07-22T01:26 UTC.