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Mae Chan (Chiang Rai) (TH)

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

Clear sky
20°C
Clear sky
Humidity
74.6%
Wind
1 m/s
Pressure
1017.1 hPa
Direction
259°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
16° / 28°
Precip.
0mm
Max wind
3 m/s

Hourly Forecast

03.02
Now
Weather
20°
03.02
15:00
Weather
18°
03.02
16:00
Weather
18°
03.02
17:00
Weather
17°
03.02
18:00
Weather
17°
03.02
19:00
Weather
17°
03.02
20:00
Weather
16°
03.02
21:00
Weather
16°
03.02
22:00
Weather
16°
03.02
23:00
Weather
16°
04.02
00:00
Weather
16°
04.02
01:00
Weather
17°
04.02
02:00
Weather
20°
04.02
03:00
Weather
22°
04.02
04:00
Weather
24°
04.02
05:00
Weather
26°
04.02
06:00
Weather
27°
04.02
07:00
Weather
28°
04.02
08:00
Weather
28°
04.02
09:00
Weather
28°
04.02
10:00
Weather
27°
04.02
11:00
Weather
25°
04.02
12:00
Weather
23°
04.02
13:00
Weather
21°

Temperature

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

Precipitation

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

Wind

3m/s
0m/s
14:00
1.2 m/s
15:00
1 m/s
16:00
1.3 m/s
17:00
1.2 m/s
18:00
0.7 m/s
19:00
1 m/s
20:00
1 m/s
21:00
0.6 m/s
22:00
0.8 m/s
23:00
0.7 m/s
00:00
0.5 m/s
01:00
0.9 m/s
02:00
0.6 m/s
03:00
1 m/s
04:00
1.3 m/s
05:00
1.5 m/s
06:00
1.9 m/s
07:00
2.6 m/s
08:00
2.6 m/s
09:00
3 m/s
10:00
2.3 m/s
11:00
1.6 m/s
12:00
1.8 m/s
13:00
1.6 m/s
14:00 01:00 13:00

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
33.2 km
175
58.3%

Measurement time: 2026-02-03 15:00

Calculated from PM2.5/PM10

PM2.5
33.2 km
103 µg/m3
122.6%

Measurement time: 2026-02-03 15:00

source: Aqicn

PM10
33.2 km
149 µg/m3
106.4%

Measurement time: 2026-02-03 15:00

source: Aqicn

O3
59.6 km
46.8 µg/m3
29.3%

Measurement time: 2026-02-03 12:36

source: OpenWeatherMap

CO
59.6 km
0.55688 mg/m3
4%

Measurement time: 2026-02-03 12:36

source: OpenWeatherMap

NO2
59.6 km
7.33 µg/m3
3.7%

Measurement time: 2026-02-03 12:36

source: OpenWeatherMap

SO2
59.6 km
1.24 µg/m3
0.4%

Measurement time: 2026-02-03 12:36

source: OpenWeatherMap

Info


Country: Thailand
Region: Chiang Rai
Latitude: 20.14675
Longitude: 99.85256


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About Air Quality in Mae Chan

Air quality in Mae Chan 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 Mae Chan

  • 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 Mae Chan?

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 Mae Chan

If you're planning outdoor activities in Mae Chan, 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.