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Toyonaka (Ōsaka) (JP)

Air Quality Trend (last 7 days)

Good (0-50)
Moderate (51-100)
Unhealthy for Sensitive Groups (101-150)
Unhealthy (151-200)
Very Unhealthy (201-300)
Hazardous (300+)

Weather - 48h MET Norway

Rain
15°C
Rain
Humidity
70.5%
Wind
3 m/s
Pressure
1014.6 hPa
Direction
116°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
13° / 20°
Precip.
75mm
Max wind
9.7 m/s

Hourly Forecast

09.04
Now
Weather
15°
0.5
09.04
10:00
Weather
14°
09.04
11:00
Weather
13°
0.2
09.04
12:00
Weather
13°
1.3
09.04
13:00
Weather
13°
2.7
09.04
14:00
Weather
13°
1
09.04
15:00
Weather
13°
1.8
09.04
16:00
Weather
13°
3.4
09.04
17:00
Weather
13°
2.8
09.04
18:00
Weather
13°
1.4
09.04
19:00
Weather
14°
2.6
09.04
20:00
Weather
14°
4.3
09.04
21:00
Weather
14°
6.8
09.04
22:00
Weather
14°
7.7
09.04
23:00
Weather
15°
4.1
10.04
00:00
Weather
15°
6.3
10.04
01:00
Weather
15°
5.5
10.04
02:00
Weather
16°
2.7
6
10.04
03:00
Weather
19°
1.9
9
10.04
04:00
Weather
19°
2
8
10.04
05:00
Weather
20°
3.5
9
10.04
06:00
Weather
20°
11.6
10
10.04
07:00
Weather
19°
0.9
8
10.04
08:00
Weather
19°

Temperature

20°C
13°C
09:00
15°C
10:00
14°C
11:00
13°C
12:00
13°C
13:00
13°C
14:00
13°C
15:00
13°C
16:00
13°C
17:00
13°C
18:00
13°C
19:00
14°C
20:00
14°C
21:00
14°C
22:00
14°C
23:00
15°C
00:00
15°C
01:00
15°C
02:00
16°C
03:00
19°C
04:00
19°C
05:00
20°C
06:00
20°C
07:00
19°C
08:00
19°C
09:00 20:00 08:00

Precipitation

11.6mm
0mm
09:00
0.5mm
11:00
0.2mm
12:00
1.3mm
13:00
2.7mm
14:00
1mm
15:00
1.8mm
16:00
3.4mm
17:00
2.8mm
18:00
1.4mm
19:00
2.6mm
20:00
4.3mm
21:00
6.8mm
22:00
7.7mm
23:00
4.1mm
00:00
6.3mm
01:00
5.5mm
02:00
2.7mm
03:00
1.9mm
04:00
2mm
05:00
3.5mm
06:00
11.6mm
07:00
0.9mm
09:00 20:00 08:00

Wind

9.7m/s
0m/s
09:00
3.4 m/s
10:00
2.7 m/s
11:00
3 m/s
12:00
2.8 m/s
13:00
2.9 m/s
14:00
3.4 m/s
15:00
3 m/s
16:00
3.8 m/s
17:00
4.5 m/s
18:00
3.7 m/s
19:00
4.6 m/s
20:00
4.3 m/s
21:00
3.6 m/s
22:00
3.1 m/s
23:00
4 m/s
00:00
3.9 m/s
01:00
3.2 m/s
02:00
6.1 m/s
03:00
9.2 m/s
04:00
8.3 m/s
05:00
8.8 m/s
06:00
9.7 m/s
07:00
8.4 m/s
08:00
5 m/s
09:00 20:00 08:00

Radiation

No sensor within 100 km.

We display the worst measurements from all stations in the area. This approach provides a more cautious assessment of air quality, accounting for local pollution sources.

AQI
27 km
158
52.7%

Measurement time: 2026-04-09 10:00

Calculated from PM2.5/PM10

PM2.5
27 km
70 µg/m3
83.3%

Measurement time: 2026-04-09 10:00

source: Aqicn

O3
27 km
43.2 µg/m3
27%

Measurement time: 2026-04-09 10:00

source: Aqicn

NO2
10.3 km
46.3 µg/m3
23.2%

Measurement time: 2026-04-09 11:00

source: Aqicn

PM10
10.3 km
21 µg/m3
15%

Measurement time: 2026-04-09 11:00

source: Aqicn

SO2
10.3 km
8.6 µg/m3
2.5%

Measurement time: 2026-04-09 11:00

source: Aqicn

CO
27 km
0.0023 mg/m3
0%

Measurement time: 2026-04-09 10:00

source: Aqicn

Info


Country: Japan
Region: Ōsaka
Latitude: 34.78244
Longitude: 135.46932


Solar Energy

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About Air Quality in Toyonaka

Air quality in Toyonaka is monitored in real-time by sensors and measurement stations. On this page you'll find current data on major air pollutants including particulate matter PM2.5 and PM10, nitrogen dioxide (NO2), ozone (O3), and radiation levels.

Common Pollutants in Toyonaka

  • PM2.5 - fine particulate matter up to 2.5 micrometers, particularly harmful to health
  • PM10 - particulate matter up to 10 micrometers from traffic and industry
  • NO2 - nitrogen dioxide mainly emitted by vehicles
  • O3 - tropospheric ozone formed in photochemical reactions

When is Air Quality Best in Toyonaka?

Generally, the best air quality occurs:

  • Early morning (5:00-7:00 AM) before rush hour traffic
  • After rainfall which cleanses the atmosphere
  • During strong winds that disperse pollutants
  • In summer months when heating systems are less used

Tips for Runners in Toyonaka

If you're planning outdoor activities in Toyonaka, always check the current AQI value. When AQI exceeds 100, consider moving your workout indoors or shortening the distance. People with respiratory issues, children, and seniors should be especially cautious during elevated pollution levels. Choose routes away from busy streets and industrial areas.