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Hatogaya-honchō (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

Intensywny deszcz
18°C
Intensywny deszcz
Humidity
85.7%
Wind
8 m/s
Pressure
1007 hPa
Direction
183°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
15° / 20°
Precip.
10.8mm
Max wind
8.4 m/s

Hourly Forecast

10.04
Now
Weather
18°
1.5
8
10.04
02:00
Weather
18°
0.4
8
10.04
03:00
Weather
19°
0.8
7
10.04
04:00
Weather
19°
2.7
8
10.04
05:00
Weather
19°
0.4
8
10.04
06:00
Weather
19°
0.4
8
10.04
07:00
Weather
20°
1.4
8
10.04
08:00
Weather
19°
1.5
7
10.04
09:00
Weather
19°
1
7
10.04
10:00
Weather
19°
0.7
8
10.04
11:00
Weather
19°
6
10.04
12:00
Weather
18°
6
10.04
13:00
Weather
17°
10.04
14:00
Weather
16°
10.04
15:00
Weather
15°
10.04
16:00
Weather
15°
10.04
17:00
Weather
15°
10.04
18:00
Weather
15°
10.04
19:00
Weather
15°
10.04
20:00
Weather
15°
10.04
21:00
Weather
15°
10.04
22:00
Weather
15°
10.04
23:00
Weather
15°
11.04
00:00
Weather
17°

Temperature

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

Precipitation

2.7mm
0mm
01:00
1.5mm
02:00
0.4mm
03:00
0.8mm
04:00
2.7mm
05:00
0.4mm
06:00
0.4mm
07:00
1.4mm
08:00
1.5mm
09:00
1mm
10:00
0.7mm
01:00 12:00 00:00

Wind

8.4m/s
0m/s
01:00
7.5 m/s
02:00
7.8 m/s
03:00
7.2 m/s
04:00
8.4 m/s
05:00
8.4 m/s
06:00
8.2 m/s
07:00
7.6 m/s
08:00
7.4 m/s
09:00
7.2 m/s
10:00
7.5 m/s
11:00
6.4 m/s
12:00
5.7 m/s
13:00
4.2 m/s
14:00
2.9 m/s
15:00
2.3 m/s
16:00
2.4 m/s
17:00
1.9 m/s
18:00
1.6 m/s
19:00
2 m/s
20:00
1.7 m/s
21:00
2.3 m/s
22:00
2.5 m/s
23:00
2.1 m/s
00:00
1.8 m/s
01:00 12:00 00:00

Radiation

0.059 uSv
18.8 km
7.4%

Measurement time: 2026-04-09 23:00

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
10.3 km
149
49.7%

Measurement time: 2026-04-10 02:00

Calculated from PM2.5/PM10

PM2.5
10.3 km
55 µg/m3
65.5%

Measurement time: 2026-04-10 02:00

source: Aqicn

O3
12.7 km
44.8 µg/m3
28%

Measurement time: 2026-04-10 02:00

source: Aqicn

PM10
33.3 km
30 µg/m3
21.4%

Measurement time: 2026-04-10 02:00

source: Aqicn

NO2
10.3 km
11.2 µg/m3
5.6%

Measurement time: 2026-04-10 02:00

source: Aqicn

SO2
41.5 km
2.9 µg/m3
0.8%

Measurement time: 2026-04-10 02:00

source: Aqicn

CO
12.7 km
0.0023 mg/m3
0%

Measurement time: 2026-04-10 02:00

source: Aqicn

About Air Quality in Hatogaya-honchō

Air quality in Hatogaya-honchō 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 Hatogaya-honchō

  • 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 Hatogaya-honchō?

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 Hatogaya-honchō

If you're planning outdoor activities in Hatogaya-honchō, 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.