Air Quality in Ōno-hara, Japan
Overcast
25.5°C · 92.1% humidity
25.5°
Feels 25.5°
86
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
4 stations
Nearby Monitoring Stations
Ōno-hara's air quality — share it
AQI Forecast
34
8am
34
34
86
11am
71
54
46
2pm
48
44
41
5pm
39
58
57
8pm
56
55
55
11pm
55
54
54
2am
54
54
54
5am
54
54
Air Quality Index Trend
45h · 11 stnŌno-hara'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 Ōno-hara is 1.9× the WHO 24-hour guideline of 15 µg/m³.
92.1%
Humidity
22.1 km/h
Wind ENE
994.8 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
28.57 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Ōno-hara?
Temperature & Precipitation
PM2.5 Trend
45h · 11 stationsPM2.528.57 µg/m³
×1.9 WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX24.9
Extreme
Station readings (4 stations within 25 km)
28.57
Median
23.43
Average
4.6
Low
32.1
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -17.7
Both models agree
Avg diff: 3.1°C
Where are air quality stations near Ōno-hara?
18
Waki, Yamaguchi, Japan (和木コミュニティセンター玖珂郡和木町)
59
Waki, Yamaguchi, Japan (和木コミュニティセンター玖珂郡和木町)
12
Waki, Yamaguchi, Japan (和木コミュニティセンター玖珂郡和木町)
9
Yamatemachi, Iwakuni, Yamaguchi, Japan (麻里布小学校岩国市)
61
Inokuchi, Hiroshima, Japan (井口小学校広島市西区)
63
Inokuchi, Hiroshima, Japan (井口小学校広島市西区)
7
Inokuchi, Hiroshima, Japan (井口小学校広島市西区)
64
Koihonmachi, Hiroshima Prefecture, Japan (庚午広島市西区)
20
Hiroshima (広島)
70
Hiroshima (広島)
What cities are near Ōno-hara?
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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 2026-07-22T02:16 UTC.