Maesai Health Office, Chiangrai Air Pollution:
Real-time Air Quality Index (AQI)

Maesai Health Office, Chiangraiสำนักงานสาธารณสุขอำเภอแม่สาย เชียงราย
Mueang Chiang Rai
Chiangrai - Gaia Station 03
Chiangrai - Gaia Station 07
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Maesai Health Office, Chiangrai AQI: Maesai Health Office, Chiangrai Real-time Air Quality Index (AQI).
43
Good
Updated on Wed. 17:00
temperature: 31°C
currentpast 2 daysminmax
PM2.5 AQI
43Maesai Health Office, Chiangrai, Thailand PM25 (fine particulate matter) measured by Division of Air Quality Data, Air Quality and Noise Management Bureau, Pollution Control Department.. Values are converted to the US EPA AQI standard.2683
PM10 AQI
15Maesai Health Office, Chiangrai, Thailand PM10 (respirable particulate matter) measured by Division of Air Quality Data, Air Quality and Noise Management Bureau, Pollution Control Department.. Values are converted to the US EPA AQI standard.1252
Weather Information
Temp.
31Maesai Health Office, Chiangrai, Thailand t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).2533
Pressure
962Maesai Health Office, Chiangrai, Thailand p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).959965
Humidity
9Maesai Health Office, Chiangrai, Thailand h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).894
Wind
2Maesai Health Office, Chiangrai, Thailand w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).15
Rain
-Maesai Health Office, Chiangrai, Thailand r (rain) measured by Citizen Weather Observer Program (CWOP/APRS).02
Marker
map © OpenStreetMap contributors

Air Quality Forecast
WED 13
25°C
20°C
THU 14
31°C
19°C
FRI 15
29°C
20°C
SAT 16
22°C
20°C
SUN 17
28°C
19°C
MON 18
31°C
19°C
TUE 19
28°C
20°C
PM2.5
Wednesday 13Thursday 14Friday 15Saturday 16Sunday 17Monday 18Tuesday 19
hour
258111417202325811141720232581114172023258111417202325811141720232581114172023258111417
Wind Speed (m/s)
111211111211122222111110111111111112211111021222221120






















































Temp.
20°20°24°24°24°23°21°21°20°19°25°31°25°24°21°20°20°20°24°27°26°22°21°21°21°20°21°21°22°20°20°20°20°19°22°26°28°24°20°20°19°19°27°31°28°23°21°20°20°21°28°28°25°22°
relative humidity
99998694969799999999795194969898989879628296991009999989894999999999996695892989898987049698888929592597693100
barometric pressure
100810101010100910071007100910101008100810091007100410041007100710051005100610041001100210051005100310041006100610041005100810091008100910101008100510071010101010081009100810041003100410061005100410051004100310011003
total precipitation
1.123.12.84.1110.11.80.12.860.74.91.66.61.73.60.84.31.32.60.20.40.91.33.50.82.12.13.30.40.40.50.90.30.40.10.21.8416.2
UVI:
9


6:00 ~ 18:52
UVI:
9


6:00 ~ 18:52
UVI:
9


6:01 ~ 18:51
UVI:
7


6:01 ~ 18:50
UVI:
8


6:01 ~ 18:50
UVI:
0


6:02 ~ 18:49


6:02 ~ 18:48
Forecast plotted using timezone +07:00
Latest forecast updates:
Wind: 6 hours ago [Aug 13, 2025 4:45 AM]
fine particulate matter: 17 hours ago [Aug 12, 2025 6:02 PM]
click to view the detailed forecast

Air Quality Data provided by: the Division of Air Quality Data, Air Quality and Noise Management Bureau, Pollution Control Department. (aqmthai.com)

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About the Air Quality and Pollution Measurement:

About the Air Quality Levels

AQIAir Pollution LevelHealth ImplicationsCautionary Statement (for PM2.5)
0 - 50GoodAir quality is considered satisfactory, and air pollution poses little or no riskNone
51 -100ModerateAir quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150Unhealthy for Sensitive GroupsMembers of sensitive groups may experience health effects. The general public is not likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200UnhealthyEveryone may begin to experience health effects; members of sensitive groups may experience more serious health effectsActive children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300Very UnhealthyHealth warnings of emergency conditions. The entire population is more likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+HazardousHealth alert: everyone may experience more serious health effectsEveryone should avoid all outdoor exertion

To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.

For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check www.myhealthbeijing.com blog.


Usage Notice: All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.



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