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Uenohara (Yamanashi) (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

Chuva intensa
16°C
Chuva intensa
Humidity
96.4%
Wind
5 m/s
Pressure
1007.3 hPa
Direction
205°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
11° / 18°
Precip.
23.6mm
Max wind
5.9 m/s

Hourly Forecast

10.04
Now
Weather
16°
2.2
5
10.04
01:00
Weather
16°
1.9
6
10.04
02:00
Weather
17°
2.7
6
10.04
03:00
Weather
17°
2.8
6
10.04
04:00
Weather
17°
2.8
5
10.04
05:00
Weather
17°
2.3
10.04
06:00
Weather
17°
2.3
10.04
07:00
Weather
17°
3.1
10.04
08:00
Weather
17°
2.3
10.04
09:00
Weather
16°
0.8
10.04
10:00
Weather
15°
0.4
10.04
11:00
Weather
15°
10.04
12:00
Weather
15°
10.04
13:00
Weather
14°
10.04
14:00
Weather
14°
10.04
15:00
Weather
13°
10.04
16:00
Weather
13°
10.04
17:00
Weather
13°
10.04
18:00
Weather
12°
10.04
19:00
Weather
11°
10.04
20:00
Weather
11°
10.04
21:00
Weather
11°
10.04
22:00
Weather
14°
10.04
23:00
Weather
18°

Temperature

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

Precipitation

3.1mm
0mm
00:00
2.2mm
01:00
1.9mm
02:00
2.7mm
03:00
2.8mm
04:00
2.8mm
05:00
2.3mm
06:00
2.3mm
07:00
3.1mm
08:00
2.3mm
09:00
0.8mm
10:00
0.4mm
00:00 11:00 23:00

Wind

5.9m/s
0m/s
00:00
5.2 m/s
01:00
5.6 m/s
02:00
5.7 m/s
03:00
5.9 m/s
04:00
5.2 m/s
05:00
4.6 m/s
06:00
4.4 m/s
07:00
4.1 m/s
08:00
3.2 m/s
09:00
2.2 m/s
10:00
1.6 m/s
11:00
2.2 m/s
12:00
2.5 m/s
13:00
2.6 m/s
14:00
3.3 m/s
15:00
3.3 m/s
16:00
3.5 m/s
17:00
3.6 m/s
18:00
3.4 m/s
19:00
3.3 m/s
20:00
3.1 m/s
21:00
3.4 m/s
22:00
2.8 m/s
23:00
2.8 m/s
00:00 11:00 23:00

Radiation

0.059 uSv
55.6 km
7.4%

Measurement time: 2026-04-09 22:00

source: remap_europe

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
59.7 km
126
42%

Measurement time: 2026-04-10 01:00

Calculated from PM2.5/PM10

PM2.5
59.7 km
46 µg/m3
54.8%

Measurement time: 2026-04-10 01:00

source: Aqicn

O3
50.9 km
44.8 µg/m3
28%

Measurement time: 2026-04-10 02:00

source: Aqicn

PM10
55 km
30 µg/m3
21.4%

Measurement time: 2026-04-10 02:00

source: Aqicn

NO2
59.7 km
10.2 µg/m3
5.1%

Measurement time: 2026-04-10 01:00

source: Aqicn

SO2
50.9 km
2.9 µg/m3
0.8%

Measurement time: 2026-04-10 02:00

source: Aqicn

CO
50.9 km
0.0023 mg/m3
0%

Measurement time: 2026-04-10 02:00

source: Aqicn

Info


Country: Japan
Region: Yamanashi
Latitude: 35.61667
Longitude: 139.11667

Cities in the area:


Solar Energy

Moderate
437.3 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Uenohara

About Air Quality in Uenohara

Air quality in Uenohara 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 Uenohara

  • 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 Uenohara?

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 Uenohara

If you're planning outdoor activities in Uenohara, 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.