Air Quality in Ōyanomachi-noboritate, Japan

Rain
20.6°C · 93.4% humidity
20.6°
Feels 20.6°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations

Nearby Monitoring Stations

AQI Forecast
66 4am
66
66
30 7am
40
48
70 10am
74
76
78 1pm
80
63
64 4pm
65
65
65 7pm
66
66
66 10pm
66
66
66 1am
66
66
AD 728×90

Air Quality Index Trend

47h · 29 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. Current PM2.5 concentration in Ōyanomachi-noboritate is 1.4× the WHO annual guideline of 5 µg/m³.

93.4%
Humidity
74.8 km/h
Wind S
1004.7 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
30
7.16 µg/m³
PM10▲
63
79.9 µg/m³
050100150200300500

What is the weather forecast for Ōyanomachi-noboritate?

Temperature & Precipitation

PM2.5 Trend

47h · 29 stations
PM2.57.16 µg/m³ ✓ WHO
Good
PM1079.9 µg/m³
Moderate
UV INDEX2.2
Moderate
AD 300×250
Station readings (7 stations within 25 km)
7.16
Median
8.0
Average
3.8
Low
12.6
High
PM2.5 µg/m³ · Model: 23.15 · Bias: +16.0

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

05-28
21.7° 17.9°
55.38 mm
05-29
21.4° 20.6°
9.88 mm
05-30
21.5° 19.6°
0.06 mm
05-31
23.8° 19.7°
06-01
24.4° 19.7°
1.94 mm
06-02
24.2° 21.4°
0.06 mm
06-03
23.2° 18.9°
20.13 mm
Both models agree Avg diff: 2.7°C

Where are air quality stations near Ōyanomachi-noboritate?

37
Matsushimamachi Aitsu, Kamiamakusa, Kumamoto, Japan (上天草市合津上天草市松島町)
8.9 km PM2.5: 8.9 µg/m³
42
Matsushimamachi Kyoragi, Kamiamakusa, Kumamoto, Japan (五和手野天草市)
15.6 km PM2.5: 10.1 µg/m³
19
Yatsushiro (八代市)
18.6 km PM2.5: 4.6 µg/m³
53
Yatsushiro (八代市)
18.6 km PM2.5: 13.1 µg/m³
16
Yatsushiro (八代市)
18.6 km PM2.5: 3.8 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
36
Miyajimachi, Yatsushiro, Kumamoto, Japan (八代自排局八代市)
22.0 km PM2.5: 8.6 µg/m³
40
Shindenmachi, Shimabara, Nagasaki, Japan (島原大気測定局島原市)
22.1 km PM2.5: 9.6 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
25
Asahimachi, Uto, Kumamoto, Japan (宇土運動公園宇土市)
23.9 km PM2.5: 6.0 µg/m³

What cities are near Ōyanomachi-noboritate?

29 Minamishimabara 42 Honmachi 40 Uki 30 Shimabara 43 Matsubase 52 Uto 32 Unzen 23 Amakusa 25 Hondomachi-hondo 36 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 2026-05-28T22:56 UTC.