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Pematangsiantar (North Sumatra) (ID)

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

Light rain
24°C
Light rain
Humidity
86.7%
Wind
3 m/s
Pressure
1012.4 hPa
Direction
320°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
22° / 28°
Precip.
2mm
Max wind
3.5 m/s

Hourly Forecast

12.01
Now
Weather
24°
0.1
12.01
11:00
Weather
24°
12.01
12:00
Weather
24°
12.01
13:00
Weather
24°
12.01
14:00
Weather
24°
12.01
15:00
Weather
23°
12.01
16:00
Weather
24°
12.01
17:00
Weather
23°
12.01
18:00
Weather
23°
12.01
19:00
Weather
23°
12.01
20:00
Weather
22°
12.01
21:00
Weather
22°
12.01
22:00
Weather
22°
12.01
23:00
Weather
22°
13.01
00:00
Weather
22°
13.01
01:00
Weather
23°
13.01
02:00
Weather
25°
0.2
13.01
03:00
Weather
26°
0.2
13.01
04:00
Weather
27°
13.01
05:00
Weather
27°
13.01
06:00
Weather
28°
0.4
13.01
07:00
Weather
27°
0.4
13.01
08:00
Weather
27°
0.5
13.01
09:00
Weather
26°
0.2

Temperature

28°C
22°C
10:00
24°C
11:00
24°C
12:00
24°C
13:00
24°C
14:00
24°C
15:00
23°C
16:00
24°C
17:00
23°C
18:00
23°C
19:00
23°C
20:00
22°C
21:00
22°C
22:00
22°C
23:00
22°C
00:00
22°C
01:00
23°C
02:00
25°C
03:00
26°C
04:00
27°C
05:00
27°C
06:00
28°C
07:00
27°C
08:00
27°C
09:00
26°C
10:00 21:00 09:00

Precipitation

0.5mm
0mm
10:00
0.1mm
02:00
0.2mm
03:00
0.2mm
06:00
0.4mm
07:00
0.4mm
08:00
0.5mm
09:00
0.2mm
10:00 21:00 09:00

Wind

3.5m/s
0m/s
10:00
2.6 m/s
11:00
2.6 m/s
12:00
2 m/s
13:00
1.5 m/s
14:00
1.4 m/s
15:00
1.6 m/s
16:00
1.8 m/s
17:00
2.1 m/s
18:00
2 m/s
19:00
1.8 m/s
20:00
1.6 m/s
21:00
1.7 m/s
22:00
1.5 m/s
23:00
1.5 m/s
00:00
2.3 m/s
01:00
2.8 m/s
02:00
2.4 m/s
03:00
2.6 m/s
04:00
3.1 m/s
05:00
3.4 m/s
06:00
3.5 m/s
07:00
3.5 m/s
08:00
3.1 m/s
09:00
2.9 m/s
10:00 21:00 09:00

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
83.3 km
156
52%

Calculated from PM2.5/PM10

PM2.5
83.3 km
66 µg/m3
78.6%

source: Aqicn

Info


Country: Indonesia
Latitude: 2.9595
Longitude: 99.0687


Solar Energy

Very low
11.3 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Pematangsiantar

About Air Quality in Pematangsiantar

Air quality in Pematangsiantar 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 Pematangsiantar

  • 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 Pematangsiantar?

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 Pematangsiantar

If you're planning outdoor activities in Pematangsiantar, 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.