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Muikamachi (Niigata) (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

Pochmurno
17°C
Pochmurno
Humidity
62.1%
Wind
4 m/s
Pressure
1001.1 hPa
Direction
160°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
9° / 18°
Precip.
14.3mm
Max wind
6.2 m/s

Hourly Forecast

10.04
Now
Weather
17°
10.04
03:00
Weather
17°
0.2
10.04
04:00
Weather
18°
0.9
10.04
05:00
Weather
16°
2.1
10.04
06:00
Weather
13°
1.6
10.04
07:00
Weather
12°
0.4
10.04
08:00
Weather
12°
0.6
10.04
09:00
Weather
11°
10.04
10:00
Weather
10.04
11:00
Weather
10°
10.04
12:00
Weather
10°
10.04
13:00
Weather
11°
0.4
10.04
14:00
Weather
11°
0.7
10.04
15:00
Weather
10°
0.7
10.04
16:00
Weather
10°
0.8
10.04
17:00
Weather
10°
0.7
10.04
18:00
Weather
10°
1.3
10.04
19:00
Weather
10°
1.4
10.04
20:00
Weather
11°
1.3
10.04
21:00
Weather
11°
0.6
10.04
22:00
Weather
11°
0.3
10.04
23:00
Weather
12°
0.2
6
11.04
00:00
Weather
12°
6
11.04
01:00
Weather
14°
0.1
5

Temperature

18°C
9°C
02:00
17°C
03:00
17°C
04:00
18°C
05:00
16°C
06:00
13°C
07:00
12°C
08:00
12°C
09:00
11°C
10:00
9°C
11:00
10°C
12:00
10°C
13:00
11°C
14:00
11°C
15:00
10°C
16:00
10°C
17:00
10°C
18:00
10°C
19:00
10°C
20:00
11°C
21:00
11°C
22:00
11°C
23:00
12°C
00:00
12°C
01:00
14°C
02:00 13:00 01:00

Precipitation

2.1mm
0mm
03:00
0.2mm
04:00
0.9mm
05:00
2.1mm
06:00
1.6mm
07:00
0.4mm
08:00
0.6mm
13:00
0.4mm
14:00
0.7mm
15:00
0.7mm
16:00
0.8mm
17:00
0.7mm
18:00
1.3mm
19:00
1.4mm
20:00
1.3mm
21:00
0.6mm
22:00
0.3mm
23:00
0.2mm
01:00
0.1mm
02:00 13:00 01:00

Wind

6.2m/s
0m/s
02:00
4.4 m/s
03:00
4.4 m/s
04:00
4.8 m/s
05:00
3.2 m/s
06:00
2.8 m/s
07:00
3.5 m/s
08:00
3.5 m/s
09:00
3.1 m/s
10:00
2.1 m/s
11:00
3.1 m/s
12:00
2.8 m/s
13:00
1.9 m/s
14:00
2.8 m/s
15:00
3.7 m/s
16:00
4.8 m/s
17:00
4.4 m/s
18:00
3.9 m/s
19:00
2.8 m/s
20:00
2.5 m/s
21:00
3 m/s
22:00
3.4 m/s
23:00
5.6 m/s
00:00
6.2 m/s
01:00
5.2 m/s
02:00 13:00 01:00

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
52.2 km
12
4%

Measurement time: 2026-04-10 03:00

Calculated from PM2.5/PM10

O3
52.2 km
92.48 µg/m3
57.8%

Measurement time: 2026-04-10 03:00

source: OpenWeatherMap

PM2.5
52.2 km
2.99 µg/m3
3.6%

Measurement time: 2026-04-10 03:00

source: OpenWeatherMap

PM10
52.2 km
3.22 µg/m3
2.3%

Measurement time: 2026-04-10 03:00

source: OpenWeatherMap

NO2
52.2 km
2.81 µg/m3
1.4%

Measurement time: 2026-04-10 03:00

source: OpenWeatherMap

CO
52.2 km
0.15525 mg/m3
1.1%

Measurement time: 2026-04-10 03:00

source: OpenWeatherMap

SO2
52.2 km
0.55 µg/m3
0.2%

Measurement time: 2026-04-10 03:00

source: OpenWeatherMap

Info


Country: Japan
Region: Niigata
Latitude: 37.06667
Longitude: 138.88333

Cities in the area:


Solar Energy

Moderate
390.5 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Muikamachi

About Air Quality in Muikamachi

Air quality in Muikamachi 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 Muikamachi

  • 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 Muikamachi?

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 Muikamachi

If you're planning outdoor activities in Muikamachi, 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.