Air Quality in Ōzu, Japan

Heavy Rain
20.0°C · 93.9% humidity
20.0°
Feels 20.0°
35
Good
Air quality is satisfactory. Enjoy outdoor activities.
11 stations

Nearby Monitoring Stations

AQI Forecast
54 6am
66
66
35 9am
61
67
72 12pm
75
60
62 3pm
63
64
64 6pm
65
65
65 9pm
66
66
66 12am
83
83
83 3am
83
66
AD 728×90

Air Quality Index Trend

47h · 17 stn

Ōzu'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 Ōzu is 1.7× the WHO annual guideline of 5 µg/m³.

93.9%
Humidity
38.3 km/h
Wind SSE
1004.6 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
35
8.26 µg/m³
PM10▲
76
104.9 µg/m³
050100150200300500

What is the weather forecast for Ōzu?

Temperature & Precipitation

PM2.5 Trend

47h · 17 stations
PM2.58.26 µg/m³ ✓ WHO
Good
PM10104.9 µg/m³
Moderate
UV INDEX9.4
Very High
AD 300×250
Station readings (11 stations within 25 km)
8.26
Median
8.25
Average
6.0
Low
11.0
High
PM2.5 µg/m³ · Model: 23.15 · Bias: +14.9

What is the 7-day forecast for Ōzu?

05-29
22.1° 19.1°
16.88 mm
05-30
22.6° 19.2°
1.13 mm
05-31
26.3° 18.7°
06-01
30.2° 18.8°
1.69 mm
06-02
24.8° 20.8°
0.5 mm
06-03
23.4° 17.1°
14.37 mm
06-04
27.8° 18.4°
28.69 mm
Both models agree Avg diff: 2.3°C

Where are air quality stations near Ōzu?

31
Hikimizu, Kumamoto, Japan (大津町引水菊池郡大津町)
1.0 km PM2.5: 7.4 µg/m³
35
Nirenoki, Kumamoto, Japan (楡木熊本市北区)
11.6 km PM2.5: 8.4 µg/m³
32
Nirenoki, Kumamoto, Japan (楡木熊本市北区)
11.6 km PM2.5: 7.7 µg/m³
17
Waifu, Kikuchi, Kumamoto, Japan (菊池市役所菊池市)
12.4 km PM2.5: 4.1 µg/m³
34
Waifu, Kikuchi, Kumamoto, Japan (菊池市役所菊池市)
12.4 km PM2.5: 8.2 µg/m³
34
Akitsu, Kumamoto-ken, Japan (秋津熊本市東区)
15.1 km PM2.5: 8.2 µg/m³
35
Akitsu, Kumamoto-ken, Japan (秋津熊本市東区)
15.1 km PM2.5: 8.4 µg/m³
12
Kuwamizuhonmachi, Kumamoto Prefecture, Japan (神水本町自排局熊本市中央区)
16.3 km PM2.5: 2.9 µg/m³
57
Kuwamizuhonmachi, Kumamoto Prefecture, Japan (神水本町自排局熊本市中央区)
16.3 km PM2.5: 15.0 µg/m³
25
Uekimachi Iwano, Kumamoto-ken, Japan (北区役所熊本市北区)
16.7 km PM2.5: 6.0 µg/m³

What cities are near Ōzu?

35 Okino 36 Kōshi 36 Kikuchi 30 Shimada 26 Kotō 45 Uekimachi-mōno 35 Kumamoto 32 Mifune 68 Aso 34 Yamaga
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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 2026-05-29T00:10 UTC.