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Ujiie (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

Ясне небо
2°C
Ясне небо
Humidity
52%
Wind
2 m/s
Pressure
1013.3 hPa
Direction
80°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
-8° / 7°
Precip.
0mm
Max wind
4.7 m/s

Hourly Forecast

12.01
Now
Weather
12.01
07:00
Weather
12.01
08:00
Weather
-2°
12.01
09:00
Weather
-3°
12.01
10:00
Weather
-3°
12.01
11:00
Weather
-4°
12.01
12:00
Weather
-6°
12.01
13:00
Weather
-7°
12.01
14:00
Weather
-8°
12.01
15:00
Weather
-7°
12.01
16:00
Weather
-8°
12.01
17:00
Weather
-8°
12.01
18:00
Weather
-8°
12.01
19:00
Weather
-8°
12.01
20:00
Weather
-8°
12.01
21:00
Weather
-8°
12.01
22:00
Weather
-8°
12.01
23:00
Weather
-6°
13.01
00:00
Weather
-2°
13.01
01:00
Weather
13.01
02:00
Weather
13.01
03:00
Weather
13.01
04:00
Weather
13.01
05:00
Weather

Temperature

7°C
-8°C
06:00
2°C
07:00
1°C
08:00
-2°C
09:00
-3°C
10:00
-3°C
11:00
-4°C
12:00
-6°C
13:00
-7°C
14:00
-8°C
15:00
-7°C
16:00
-8°C
17:00
-8°C
18:00
-8°C
19:00
-8°C
20:00
-8°C
21:00
-8°C
22:00
-8°C
23:00
-6°C
00:00
-2°C
01:00
1°C
02:00
2°C
03:00
4°C
04:00
5°C
05:00
7°C
06:00 17:00 05:00

Precipitation

0mm
0mm
06:00 17:00 05:00

Wind

4.7m/s
0m/s
06:00
1.8 m/s
07:00
1.4 m/s
08:00
1.8 m/s
09:00
1 m/s
10:00
0.9 m/s
11:00
1.6 m/s
12:00
2.1 m/s
13:00
2 m/s
14:00
2.3 m/s
15:00
2.6 m/s
16:00
2.5 m/s
17:00
2.1 m/s
18:00
1.9 m/s
19:00
1.7 m/s
20:00
1.5 m/s
21:00
1.5 m/s
22:00
1.6 m/s
23:00
1.3 m/s
00:00
0.7 m/s
01:00
1.5 m/s
02:00
2.6 m/s
03:00
3.5 m/s
04:00
3.8 m/s
05:00
4.7 m/s
06:00 17:00 05:00

Radiation

0.138 uSv
90.1 km
17.2%

source: safecast

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
90.2 km
37
12.3%

Calculated from PM2.5/PM10

O3
90.2 km
30.4 µg/m3
19%

source: Aqicn

PM2.5
90.2 km
9 µg/m3
10.7%

source: Aqicn

PM10
90.2 km
9 µg/m3
6.4%

source: Aqicn

NO2
90.2 km
2.8 µg/m3
1.4%

source: Aqicn

SO2
90.2 km
1.5 µg/m3
0.4%

source: Aqicn

CO
90.2 km
0.0034 mg/m3
0%

source: Aqicn

Info


Country: Japan
Region: Tochigi
Latitude: 36.68333
Longitude: 139.96667


Solar Energy

Very low
72.8 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Ujiie

About Air Quality in Ujiie

Air quality in Ujiie 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 Ujiie

  • 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 Ujiie?

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 Ujiie

If you're planning outdoor activities in Ujiie, 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.