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Imaichi (Tochigi) (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
10°C
Rain
Humidity
91.6%
Wind
1 m/s
Pressure
1010.4 hPa
Direction
175°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
10° / 15°
Precip.
12.1mm
Max wind
3.9 m/s

Hourly Forecast

09.04
Now
Weather
10°
0.6
09.04
20:00
Weather
10°
0.4
09.04
21:00
Weather
11°
0.4
09.04
22:00
Weather
11°
0.3
09.04
23:00
Weather
12°
0.3
10.04
00:00
Weather
12°
0.5
10.04
01:00
Weather
13°
0.7
10.04
02:00
Weather
14°
0.4
10.04
03:00
Weather
14°
0.4
10.04
04:00
Weather
15°
0.5
10.04
05:00
Weather
15°
0.9
10.04
06:00
Weather
15°
1.7
10.04
07:00
Weather
15°
2.7
10.04
08:00
Weather
15°
2
10.04
09:00
Weather
14°
0.3
10.04
10:00
Weather
14°
10.04
11:00
Weather
14°
10.04
12:00
Weather
13°
10.04
13:00
Weather
12°
10.04
14:00
Weather
11°
10.04
15:00
Weather
11°
10.04
16:00
Weather
11°
10.04
17:00
Weather
11°
10.04
18:00
Weather
10°

Temperature

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

Precipitation

2.7mm
0mm
19:00
0.6mm
20:00
0.4mm
21:00
0.4mm
22:00
0.3mm
23:00
0.3mm
00:00
0.5mm
01:00
0.7mm
02:00
0.4mm
03:00
0.4mm
04:00
0.5mm
05:00
0.9mm
06:00
1.7mm
07:00
2.7mm
08:00
2mm
09:00
0.3mm
19:00 06:00 18:00

Wind

3.9m/s
0m/s
19:00
1.2 m/s
20:00
1.4 m/s
21:00
1.6 m/s
22:00
1.7 m/s
23:00
3 m/s
00:00
3 m/s
01:00
3.3 m/s
02:00
3.3 m/s
03:00
3.6 m/s
04:00
3.3 m/s
05:00
3.4 m/s
06:00
2.6 m/s
07:00
1.6 m/s
08:00
1 m/s
09:00
1.7 m/s
10:00
1.4 m/s
11:00
1.6 m/s
12:00
1.8 m/s
13:00
1.2 m/s
14:00
2.1 m/s
15:00
2.9 m/s
16:00
3.4 m/s
17:00
3.8 m/s
18:00
3.9 m/s
19:00 06:00 18:00

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
90 km
78
26%

Measurement time: 2026-04-09 20:00

Calculated from PM2.5/PM10

PM2.5
90 km
25 µg/m3
29.8%

Measurement time: 2026-04-09 20:00

source: Aqicn

O3
90 km
39.2 µg/m3
24.5%

Measurement time: 2026-04-09 20:00

source: Aqicn

PM10
90 km
14 µg/m3
10%

Measurement time: 2026-04-09 20:00

source: Aqicn

NO2
90 km
1.9 µg/m3
1%

Measurement time: 2026-04-09 20:00

source: Aqicn

SO2
90 km
1.5 µg/m3
0.4%

Measurement time: 2026-04-09 20:00

source: Aqicn

Info


Country: Japan
Region: Tochigi
Latitude: 36.71667
Longitude: 139.68333

Cities in the area:


Solar Energy

Very low
98.5 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Imaichi

About Air Quality in Imaichi

Air quality in Imaichi 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 Imaichi

  • 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 Imaichi?

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 Imaichi

If you're planning outdoor activities in Imaichi, 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.