Air Quality in Ōnojō, Japan

Rain
18.9°C · 96.1% humidity
18.9°
Feels 18.9°
37
Good
Air quality is satisfactory. Enjoy outdoor activities.
14 stations

Nearby Monitoring Stations

AQI Forecast
54 3am
54
66
37 6am
45
68
73 9am
75
78
62 12pm
63
64
65 3pm
65
65
65 6pm
66
83
83 9pm
66
66
66 12am
66
83
AD 728×90

Air Quality Index Trend

47h · 26 stn

Ōnojō'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 Ōnojō is 1.8× the WHO annual guideline of 5 µg/m³.

96.1%
Humidity
20.1 km/h
Wind E
1004.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
37
8.84 µg/m³
PM10▲
38
41.2 µg/m³
050100150200300500

What is the weather forecast for Ōnojō?

Temperature & Precipitation

PM2.5 Trend

47h · 26 stations
PM2.58.84 µg/m³ ✓ WHO
Good
PM1041.2 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (14 stations within 25 km)
8.84
Median
8.97
Average
3.4
Low
14.5
High
PM2.5 µg/m³ · Model: 19.2 · Bias: +10.4

What is the 7-day forecast for Ōnojō?

05-28
21.4° 13.3°
56.13 mm
05-29
21.5° 18.8°
5.44 mm
05-30
22.1° 19.2°
0.19 mm
05-31
25.4° 19.5°
06-01
29.1° 18.0°
1.25 mm
06-02
24.0° 20.0°
06-03
22.3° 16.2°
30.31 mm
Both models agree Avg diff: 2.0°C

Where are air quality stations near Ōnojō?

17
Ohashi, Fukuoka, Japan (大橋福岡市南区)
4.6 km PM2.5: 4.1 µg/m³
13
Ohashi, Fukuoka, Japan (大橋福岡市南区)
4.6 km PM2.5: 3.1 µg/m³
50
Saifu, Dazaifu, Fukuoka, Japan (太宰府太宰府市)
5.2 km PM2.5: 12.0 µg/m³
21
Saifu, Dazaifu, Fukuoka, Japan (太宰府太宰府市)
5.2 km PM2.5: 5.0 µg/m³
42
Yoshizuka, Fukuoka, Japan (吉塚福岡市博多区)
9.2 km PM2.5: 10.1 µg/m³
26
Yoshizuka, Fukuoka, Japan (吉塚福岡市博多区)
9.2 km PM2.5: 6.2 µg/m³
5
Nagao, Fukuoka, Japan (長尾福岡市城南区)
9.3 km PM2.5: 1.2 µg/m³
38
Fukuoka (福岡)
9.4 km PM2.5: 9.1 µg/m³
17
Fukuoka (福岡)
9.4 km PM2.5: 4.1 µg/m³
38
Fukuoka (福岡)
9.4 km PM2.5: 9.1 µg/m³

What cities are near Ōnojō?

38 Kasuga 38 Umi 30 Dazaifu 39 Katanawa 31 Chikushino-shi 43 Shime 41 Sue 54 Fukuoka 41 Wakasugi 40 Sasaguri
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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 2026-05-28T21:35 UTC.