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Hongch’ŏn (Gangwon-do) (KR)

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
10°C
Light rain
Humidity
99.6%
Wind
5 m/s
Pressure
997.8 hPa
Direction
213°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
7° / 14°
Precip.
0.7mm
Max wind
6 m/s

Hourly Forecast

09.04
Now
Weather
10°
0.2
5
10.04
00:00
Weather
10°
0.1
10.04
01:00
Weather
11°
10.04
02:00
Weather
11°
0.1
10.04
03:00
Weather
12°
0.1
5
10.04
04:00
Weather
13°
6
10.04
05:00
Weather
13°
0.2
6
10.04
06:00
Weather
14°
6
10.04
07:00
Weather
14°
6
10.04
08:00
Weather
14°
6
10.04
09:00
Weather
13°
5
10.04
10:00
Weather
10°
10.04
11:00
Weather
10.04
12:00
Weather
10.04
13:00
Weather
10.04
14:00
Weather
10.04
15:00
Weather
10.04
16:00
Weather
10.04
17:00
Weather
10.04
18:00
Weather
10.04
19:00
Weather
10.04
20:00
Weather
10.04
21:00
Weather
10.04
22:00
Weather

Temperature

14°C
7°C
23:00
10°C
00:00
10°C
01:00
11°C
02:00
11°C
03:00
12°C
04:00
13°C
05:00
13°C
06:00
14°C
07:00
14°C
08:00
14°C
09:00
13°C
10:00
10°C
11:00
9°C
12:00
8°C
13:00
7°C
14:00
7°C
15:00
8°C
16:00
7°C
17:00
7°C
18:00
7°C
19:00
7°C
20:00
7°C
21:00
7°C
22:00
7°C
23:00 10:00 22:00

Precipitation

0.2mm
0mm
23:00
0.2mm
00:00
0.1mm
02:00
0.1mm
03:00
0.1mm
05:00
0.2mm
23:00 10:00 22:00

Wind

6m/s
0m/s
23:00
5.1 m/s
00:00
4.6 m/s
01:00
4 m/s
02:00
4.7 m/s
03:00
5.3 m/s
04:00
5.7 m/s
05:00
5.5 m/s
06:00
6 m/s
07:00
5.7 m/s
08:00
5.9 m/s
09:00
5.4 m/s
10:00
5 m/s
11:00
4.3 m/s
12:00
3.6 m/s
13:00
3.6 m/s
14:00
3.6 m/s
15:00
3.4 m/s
16:00
3.1 m/s
17:00
3.2 m/s
18:00
3.3 m/s
19:00
3.3 m/s
20:00
3.3 m/s
21:00
3.2 m/s
22:00
3.5 m/s
23:00 10:00 22:00

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
63.5 km
126
42%

Measurement time: 2026-04-10 00:00

Calculated from PM2.5/PM10

PM2.5
63.5 km
46 µg/m3
54.8%

Measurement time: 2026-04-10 00:00

source: Aqicn

O3
63.5 km
27.5 µg/m3
17.2%

Measurement time: 2026-04-10 00:00

source: Aqicn

NO2
71.3 km
29.7 µg/m3
14.9%

Measurement time: 2026-04-10 00:00

source: Aqicn

PM10
63.5 km
12 µg/m3
8.6%

Measurement time: 2026-04-10 00:00

source: Aqicn

SO2
81.1 km
3.8 µg/m3
1.1%

Measurement time: 2026-04-10 01:00

source: Aqicn

CO
71.3 km
0.0056 mg/m3
0%

Measurement time: 2026-04-10 00:00

source: Aqicn

Info


Country: South Korea
Region: Gangwon-do
Latitude: 37.6918
Longitude: 127.8857


Solar Energy

Moderate
376 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Hongch’ŏn

About Air Quality in Hongch’ŏn

Air quality in Hongch’ŏn 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 Hongch’ŏn

  • 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 Hongch’ŏn?

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 Hongch’ŏn

If you're planning outdoor activities in Hongch’ŏn, 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.