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Ishii (Tokushima) (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

Intensywny deszcz
17°C
Intensywny deszcz
Humidity
91.9%
Wind
7 m/s
Pressure
1002.8 hPa
Direction
97°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
13° / 23°
Precip.
24.8mm
Max wind
7.2 m/s

Hourly Forecast

09.04
Now
Weather
17°
3.9
7
09.04
22:00
Weather
18°
2.6
7
09.04
23:00
Weather
17°
1.3
10.04
00:00
Weather
19°
5.2
10.04
01:00
Weather
18°
4
10.04
02:00
Weather
19°
2.3
10.04
03:00
Weather
20°
10.04
04:00
Weather
22°
10.04
05:00
Weather
23°
5.3
10.04
06:00
Weather
22°
10.04
07:00
Weather
22°
0.2
10.04
08:00
Weather
21°
10.04
09:00
Weather
21°
10.04
10:00
Weather
18°
10.04
11:00
Weather
17°
10.04
12:00
Weather
16°
10.04
13:00
Weather
16°
10.04
14:00
Weather
15°
10.04
15:00
Weather
15°
10.04
16:00
Weather
15°
10.04
17:00
Weather
15°
5
10.04
18:00
Weather
14°
6
10.04
19:00
Weather
14°
6
10.04
20:00
Weather
13°
5

Temperature

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

Precipitation

5.3mm
0mm
21:00
3.9mm
22:00
2.6mm
23:00
1.3mm
00:00
5.2mm
01:00
4mm
02:00
2.3mm
05:00
5.3mm
07:00
0.2mm
21:00 08:00 20:00

Wind

7.2m/s
0m/s
21:00
7.2 m/s
22:00
6.9 m/s
23:00
2.8 m/s
00:00
2.2 m/s
01:00
3.1 m/s
02:00
4.8 m/s
03:00
3.7 m/s
04:00
2.1 m/s
05:00
3.2 m/s
06:00
2.2 m/s
07:00
2 m/s
08:00
3.4 m/s
09:00
3.6 m/s
10:00
2.9 m/s
11:00
3.1 m/s
12:00
3.6 m/s
13:00
3.8 m/s
14:00
3.5 m/s
15:00
3.5 m/s
16:00
4.1 m/s
17:00
5.4 m/s
18:00
5.7 m/s
19:00
5.6 m/s
20:00
5.4 m/s
21:00 08:00 20:00

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
97.8 km
171
57%

Measurement time: 2026-04-09 21:00

Calculated from PM2.5/PM10

PM2.5
97.8 km
95 µg/m3
113.1%

Measurement time: 2026-04-09 21:00

source: Aqicn

O3
97.8 km
44.8 µg/m3
28%

Measurement time: 2026-04-09 21:00

source: Aqicn

PM10
97.8 km
25 µg/m3
17.9%

Measurement time: 2026-04-09 21:00

source: Aqicn

NO2
97.8 km
19.5 µg/m3
9.8%

Measurement time: 2026-04-09 21:00

source: Aqicn

CO
86.1 km
0.12556 mg/m3
0.9%

Measurement time: 2026-04-09 21:15

source: OpenWeatherMap

SO2
97.8 km
1.5 µg/m3
0.4%

Measurement time: 2026-04-09 21:00

source: Aqicn

Info


Country: Japan
Region: Tokushima
Latitude: 34.06752
Longitude: 134.44208

Cities in the area:


Solar Energy

Low
237.4 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Ishii

About Air Quality in Ishii

Air quality in Ishii 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 Ishii

  • 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 Ishii?

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 Ishii

If you're planning outdoor activities in Ishii, 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.