Get a monitor and contributor to air quality data in your city.
Sign in
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Chiang Mai
Air quality index (AQI) and PM2.5 air pollution in Chiang Mai
11.8M people follow this city
Chiang Mai Air Quality Map
Real-time Chiang Mai air pollution map
AIR QUALITY DATA CONTRIBUTORS
67 Contributors
See all
Weather
What is the current weather in Chiang Mai?
| Weather | Scattered clouds |
| Temperature | 80.6°F |
| Humidity | 69% |
| Wind | 4.6 mp/h |
| Pressure | 29.6 Hg |
Air pollution has cost an estimated1,300 deaths*in Chiang Mai in 2024Find out more*Air pollution also cost approximately $490,000,000 USD in Chiang Mai in 2024.
live aqi city ranking
Real-time Thailand city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Thalang, Phuket | 85 |
| 2 | Mae Rim, Chiang Mai | 63 |
| 3 | Din Daeng, Bangkok | 62 |
| 4 | Ko Pha Ngan, Surat Thani | 61 |
| 5 | Lam Plai Mat, Buriram | 60 |
| 6 | Nang Rong, Buriram | 60 |
| 7 | Mae Mo, Lampang | 57 |
| 8 | Sam Phran, Nakhon Pathom | 57 |
| 9 | Hang Dong, Chiang Mai | 56 |
| 10 | San Sai, Chiang Mai | 53 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Chiang Mai aqi ranking
Real-time Chiang Mai air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | CM MUNICIPALITY - CMRU 21 | 118 |
| 2 | Chiang moi | 91 |
| 3 | APIS Main | 75 |
| 4 | Chiangmai Life Construction | 67 |
| 5 | Khuang Pao Early Childhood Development Center | 67 |
| 6 | City Hall, Chiangmai | 64 |
| 7 | Ruamchok Mall | 64 |
| 8 | Meera Krishna House | 63 |
| 9 | Phra Sing | 62 |
| 10 | Space Eatery | 62 |
(local time)
SEE WORLD AQI RANKING
US AQI
49
live AQI index
Good
Overview
What is the current air quality in Chiang Mai?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 49 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 9µg/m³ | |
| PM10 | 15.8µg/m³ | |
!
PM2.5
x1.8
PM2.5 concentration in Chiang Mai is currently 1.8 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Chiang Mai?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Chiang Mai air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, Jul 20 | Good 20 AQI US |  | 80.6° 73.4° |  0 mp/h |
| Sunday, Jul 21 | Good 34 AQI US | | 80.6° 73.4° | 0 mp/h |
| Monday, Jul 22 | Good 38 AQI US | | 77° 73.4° | 0 mp/h |
| Today | Good 49 AQI US | 80% | 87.8° 71.6° | 4.5 mp/h |
| Wednesday, Jul 24 | Moderate 55 AQI US  | 90% | 87.8° 73.4° | 4.5 mp/h |
| Thursday, Jul 25 | Moderate 61 AQI US | 90% | 89.6° 73.4° | 4.5 mp/h |
| Friday, Jul 26 | Moderate 64 AQI US | 100% | 86° 73.4° | 2.2 mp/h |
| Saturday, Jul 27 | Moderate 61 AQI US | 100% | 86° 73.4° | 4.5 mp/h |
| Sunday, Jul 28 | Moderate 71 AQI US | 90% | 86° 71.6° | 2.2 mp/h |
| Monday, Jul 29 | Moderate 71 AQI US | 100% | 75.2° 73.4° | 2.2 mp/h |
Interested in hourly forecast? Get the app
How to best protect from air pollution?
Chiang Mai air quality data attribution
67Contributors
- Chiang Mai Municipality
1 station
- Thailand Pollution Control Department
2 stations
- James Sc
1 station
3 Government Contributors
2 Non-profit organization Contributors
- American Pacific International School
1 station
- Ambassador Bilingual Academy - ABA
1 station
Bright Seeds International Kindergarten1 station
British Concordance International School1 station
AiroTEC CMRU8 stations
Chiang Mai International School1 station
- Lanna International School
1 station
Meritton British International School1 station
Nakornpayap International School1 station
ฝ่ายอาคารสถานที ม.นอร์ท-เชียงใหม่1 station
- Prem International School
1 station
Saidaroon Kindergarten School1 station
SISB Schools1 station
The Prince Royal’s College1 station
Unity Concord International School1 station
Varee Chiangmai International School1 station
20 Educational Contributors
Banana Coding1 station
CM Mediclinic1 station
AirGradient4 stations
- Chiangmai Life Construction Co. Ltd.
1 station
Hotel1 station
La Casita - Mexican Food1 station
GunFoon ร้านกันฝุ่น1 station
Zynthier1 station
- AirQ@cnx
1 station
ร้านแซลทู คาเฟ่1 station
Sansiri2 stations
The Masterpiece1 station
12 Corporate Contributors
AiroTEC CMRU1 station
- benjamas sittidech
1 station
Yang1 station
East Swasdiburi1 station
- Peter Eisenbacher
1 station
Udompong Yongdechasathit1 station
Cat Motors1 station
Rut Wong1 station
- samanahavemail
1 station
Khuang Sri Boon1 station
- Luang Nua
1 station
Chatkul1 station
- Adisak F
1 station
- KaoChao
1 station
- Teera Klai
1 station
- bc
1 station
- Sam
2 stations
PIRAB1 station
- CR7
1 station
Diddking1 station
Space Eatery1 station
- Sittichai Kunanantakul
1 station
- pom
1 station
Akecmtd1 station
- matteo
1 station
26 Individual Contributors
4 Anonymous contributors4 stations
4 Anonymous Contributors
5 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in Chiang Mai?
- North Chiangmai University 0
- AQSEA_THA_002 10
- Saidaroon Kindergarten 11
- Sansiri - dcondo campus 13
- Banana Coding 17
- Mr.Kleane Air Check 17
- The First Church of Chiang Mai 17
- Baan Charoonsook 22
- CM MUNICIPARITY CMRU 16 22
- Cat Motors 22
- Khuang Sri Boon 22
- Suan Phrik Temple 22
- The Prince Royals College 22
- Sansiri - Burasiri Sanphisuea 26
- Lanna International School 27
- STSC@CMU 27
- CHan coffee 33
- CM MUNICIPALITY - CMRU 23 33
- CM MUNICIPALITY - CMRU 24 33
- CM MUNICIPALITY - CMRU 25 33
- Hotel MAYU 33
- Luang Nua 33
- YuuBaan Studio 33
- Americana Chinese International School - ACIS 38
- BAN HUAI THONG 38
- CENDiM CMU 38
- ODPC1_CMRU_AiroTEC 38
- Singapore International School Chiangmai 2 38
- Soi Rattanasakha Mae Hia 38
- Soi Sri Sukri 1 38
- The Masterpiece SceneryHill 38
- Varee Chiangmai International School 38
- Rochalia 39
- British Concordance International School 44
- CM MUNICIPALITY-CMRU 7 44
- Nantawan Serene Lake Village 44
- Pha Jee 44
- AiroTEC CMRU 49
- CM MUNICIPALITY - CMRU 12 49
- Chiang Mai International School 49
- Nongphueng 444 M.1 49
- Ri Chen 1 49
- SBS of Rangsit University (Chiang Mai) 49
- Ambassador Bilingual Academy - ABA 50
- Si Phum, Mueang 51
- CM MUNICIPALITY - CMRU 10 52
- CM Mediclinic 52
- Kankanok19 village 52
- Wichai Wittaya English Program 52
- APISP 53
- Ban Wangtan 53
- Dumrongnivet Village 53
- Americanmotors Chiangmai 54
- Hana Christian International Kindergarten 55
- Meritton British International School 55
- UCIS : Unity Concord International School 55
- Chiang Mai. Baan Sirin Home 56
- SALTU CAFE - แซลทู คาเฟ่ 56
- Siwalee Cheong Doi 56
- Bright Seeds International Kindergarten 2 58
- CM MUNICIPALITY-CMRU-11 58
- Mea Hai Market - Kulapant village 5--7 58
- NARIT ASTROPARK (Parking) 58
- Prem International School 58
- Rochalia 2 58
- Wang Tan 4 58
- natura green resort 58
- NARIT ASTROPARK (Research building) 59
- La Casita - Mexican Food 60
- NIS-NAKORNPAYAP INTERNATIONAL SCHOOL 60
- Phra Sing 62
- Space Eatery 62
- Meera Krishna House 63
- City Hall, Chiangmai 64
- Ruamchok Mall 64
- Chiangmai Life Construction 67
- Khuang Pao Early Childhood Development Center 67
- APIS Main 75
- Chiang moi 91
- CM MUNICIPALITY - CMRU 21 118
AQI US, Metric