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Shōbu (Saitama) (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

Fair
-1°C
Fair
Humidity
59.9%
Wind
2 m/s
Pressure
1017.8 hPa
Direction
299°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
-4° / 10°
Precip.
0mm
Max wind
3.1 m/s

Hourly Forecast

31.01
Now
Weather
-1°
31.01
15:00
Weather
-1°
31.01
16:00
Weather
-2°
31.01
17:00
Weather
-3°
31.01
18:00
Weather
-3°
31.01
19:00
Weather
-4°
31.01
20:00
Weather
-4°
31.01
21:00
Weather
-4°
31.01
22:00
Weather
-4°
31.01
23:00
Weather
-1°
01.02
00:00
Weather
01.02
01:00
Weather
01.02
02:00
Weather
01.02
03:00
Weather
01.02
04:00
Weather
01.02
05:00
Weather
10°
01.02
06:00
Weather
10°
01.02
07:00
Weather
01.02
08:00
Weather
01.02
09:00
Weather
01.02
10:00
Weather
01.02
11:00
Weather
01.02
12:00
Weather
01.02
13:00
Weather

Temperature

10°C
-4°C
14:00
-1°C
15:00
-1°C
16:00
-2°C
17:00
-3°C
18:00
-3°C
19:00
-4°C
20:00
-4°C
21:00
-4°C
22:00
-4°C
23:00
-1°C
00:00
2°C
01:00
5°C
02:00
7°C
03:00
8°C
04:00
9°C
05:00
10°C
06:00
10°C
07:00
9°C
08:00
7°C
09:00
6°C
10:00
4°C
11:00
4°C
12:00
2°C
13:00
0°C
14:00 01:00 13:00

Precipitation

0mm
0mm
14:00 01:00 13:00

Wind

3.1m/s
0m/s
14:00
2.2 m/s
15:00
2.5 m/s
16:00
2.2 m/s
17:00
2.3 m/s
18:00
1.8 m/s
19:00
1.4 m/s
20:00
1.1 m/s
21:00
1.1 m/s
22:00
1.2 m/s
23:00
2.1 m/s
00:00
1.3 m/s
01:00
1.2 m/s
02:00
1 m/s
03:00
1.3 m/s
04:00
1.8 m/s
05:00
1.5 m/s
06:00
1.5 m/s
07:00
1.9 m/s
08:00
1.2 m/s
09:00
1.6 m/s
10:00
2.7 m/s
11:00
3.1 m/s
12:00
2.6 m/s
13:00
2.1 m/s
14:00 01:00 13:00

Radiation

0.058 uSv
47.8 km
7.2%

Measurement time: 2026-01-31 12:00

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
19 km
61
20.3%

Measurement time: 2026-01-31 14:00

Calculated from PM2.5/PM10

PM2.5
19 km
17 µg/m3
20.2%

Measurement time: 2026-01-31 14:00

source: Aqicn

O3
69.4 km
26.4 µg/m3
16.5%

Measurement time: 2026-01-31 15:00

source: Aqicn

NO2
62.1 km
17.6 µg/m3
8.8%

Measurement time: 2026-01-31 15:00

source: Aqicn

PM10
43.4 km
11 µg/m3
7.9%

Measurement time: 2026-01-31 13:00

source: Aqicn

SO2
69.4 km
2.9 µg/m3
0.8%

Measurement time: 2026-01-31 15:00

source: Aqicn

CO
69.4 km
0.0045 mg/m3
0%

Measurement time: 2026-01-31 15:00

source: Aqicn

About Air Quality in Shōbu

Air quality in Shōbu 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 Shōbu

  • 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 Shōbu?

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 Shōbu

If you're planning outdoor activities in Shōbu, 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.