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Air quality in Chiang Mai
Air quality index (AQI) and PM2.5 air pollution in Chiang Mai
11.7M people follow this city
Chiang Mai Air Quality Map
Real-time Chiang Mai air pollution map
AIR QUALITY DATA CONTRIBUTORS
68 Contributors
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Weather
What is the current weather in Chiang Mai?
| Weather | Scattered clouds |
| Temperature | 91.4°F |
| Humidity | 52% |
| Wind | 8.1 mp/h |
| Pressure | 29.7 Hg |
Air pollution has cost an estimated1,200 deaths*in Chiang Mai in 2024Find out more*Air pollution also cost approximately $450,000,000 USD in Chiang Mai in 2024.
live aqi city ranking
Real-time Thailand city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Sam Phran, Nakhon Pathom | 103 |
| 2 | Ayutthaya, Phra Nakhon Si Ayutthaya | 99 |
| 3 | Lampang, Lampang | 87 |
| 4 | Chiang Rai, Chiang Rai | 84 |
| 5 | Bangkok Yai, Bangkok | 81 |
| 6 | Uttaradit, Uttaradit | 78 |
| 7 | Din Daeng, Bangkok | 76 |
| 8 | Sukhothai, Sukhothai | 76 |
| 9 | Khon Kaen, Khon Kaen | 75 |
| 10 | Bang Phli, Samut Prakan | 73 |
(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 | Nongphueng 444 M.1 | 153 |
| 2 | BAN HUAI THONG | 106 |
| 3 | Lacroix Organic Farm ( Lacroix Maze Garden ) | 97 |
| 4 | YuuBaan Studio | 92 |
| 5 | Chiang Mai Montessori International School | 88 |
| 6 | Chiangmai Life Construction | 88 |
| 7 | Rochalia 2 | 88 |
| 8 | Wang Tan 4 | 86 |
| 9 | CHan coffee | 84 |
| 10 | Chiang Mai. Baan Sirin Home | 84 |
(local time)
SEE WORLD AQI RANKING
US AQI
71
live AQI index
Moderate
Overview
What is the current air quality in Chiang Mai?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 71 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 19.9µg/m³ | |
!
PM2.5
x4
PM2.5 concentration in Chiang Mai is currently 4 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Chiang Mai?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Chiang Mai air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, May 13 | Moderate 61 AQI US |  | 100.4° 75.2° |  6.7 mp/h |
| Tuesday, May 14 | Moderate 60 AQI US | | 102.2° 73.4° | 6.7 mp/h |
| Wednesday, May 15 | Moderate 75 AQI US | | 100.4° 75.2° | 8.9 mp/h |
| Today | Moderate 71 AQI US | 100% | 102.2° 75.2° | 6.7 mp/h |
| Friday, May 17 | Moderate 66 AQI US | 100% | 98.6° 75.2° | 6.7 mp/h |
| Saturday, May 18 | Moderate 61 AQI US | 80% | 95° 73.4° | 4.5 mp/h |
| Sunday, May 19 | Moderate 62 AQI US | 100% | 98.6° 75.2° | 4.5 mp/h |
| Monday, May 20 | Moderate 62 AQI US | 100% | 98.6° 75.2° | 8.9 mp/h |
| Tuesday, May 21 | Moderate 70 AQI US | 100% | 95° 75.2° | 2.2 mp/h |
| Wednesday, May 22 | Moderate 71 AQI US | 100% | 87.8° 75.2° | 2.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Chiang Mai air quality data attribution
68Contributors
- 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 CMRU7 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
21 Educational Contributors
Banana Coding1 station
- Chiangmai Life Construction Co. Ltd.
1 station
Hotel1 station
La Casita - Mexican Food1 station
- YUMI SIRI
1 station
GunFoon ร้านกันฝุ่น1 station
Zynthier1 station
- AirQ@cnx
1 station
ร้านแซลทู คาเฟ่1 station
Sansiri2 stations
The Masterpiece1 station
11 Corporate Contributors
- Pisanupong JP
1 station
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
- S
1 station
Chatkul1 station
- Adisak F
1 station
- KaoChao
1 station
- Teera Klai
1 station
- Sam
1 station
PIRAB1 station
- CR7
1 station
Diddking1 station
Space Eatery1 station
- pom
1 station
Akecmtd1 station
- matteo
1 station
26 Individual Contributors
5 Anonymous contributors5 stations
5 Anonymous Contributors
4 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in Chiang Mai?
- Saidaroon Kindergarten 27
- Cat Motors 49
- The First Church of Chiang Mai 53
- Space Eatery 55
- Lanna International School 56
- Singapore International School Chiangmai 2 58
- The Prince Royals College 60
- CM MUNICIPALITY - CMRU 23 62
- CM MUNICIPALITY - CMRU 25 62
- CM MUNICIPARITY CMRU 16 62
- Hotel MAYU 62
- SBS of Rangsit University (Chiang Mai) 62
- Sansiri - Burasiri Sanphisuea 63
- AQSEA_THA_002 64
- AiroTEC CMRU 64
- Banana Coding 64
- CM MUNICIPALITY - CMRU 24 64
- Khuang Pao Early Childhood Development Center 64
- SALTU CAFE - แซลทู คาเฟ่ 64
- Sansiri - dcondo campus 64
- 33 MD 66
- APIS Main 66
- CM MUNICIPALITY-CMRU 7 66
- British Concordance International School 67
- CM MUNICIPALITY - CMRU 21 67
- Pha Jee 67
- APISP 68
- Si Phum, Mueang 68
- natura green resort 68
- Chiang Mai International School 69
- Hana Christian International Kindergarten 69
- Moo Ban 69
- Nantawan Serene Lake Village 69
- STSC@CMU 69
- Luang Nua 70
- Ambassador Bilingual Academy - ABA 71
- Americanmotors Chiangmai 71
- Baan Charoonsook 71
- La Casita - Mexican Food 71
- Mr.Kleane Air Check 71
- Siwalee Cheong Doi 71
- Soi Rattanasakha Mae Hia 71
- The Masterpiece SceneryHill 71
- CM MUNICIPALITY-CMRU-11 73
- NIS-NAKORNPAYAP INTERNATIONAL SCHOOL 73
- ODPC1_CMRU_AiroTEC 73
- Prem International School 73
- Ruamchok Mall 73
- Meritton British International School 75
- Phra Sing 75
- CENDiM CMU 77
- CM MUNICIPALITY - CMRU 12 77
- City Hall, Chiangmai 77
- Dumrongnivet Village 77
- Mea Hai Market - Kulapant village 5--7 77
- North Chiangmai University 78
- Bright Seeds International Kindergarten 2 79
- UCIS : Unity Concord International School 79
- Americana Chinese International School - ACIS 80
- Kankanok19 village 80
- Khuang Sri Boon 80
- Varee Chiangmai International School 80
- Ban Wangtan 82
- Serene Lake 82
- Soi Sri Sukri 1 82
- Wichai Wittaya English Program 82
- CHan coffee 84
- Chiang Mai. Baan Sirin Home 84
- Wang Tan 4 86
- Chiang Mai Montessori International School 88
- Chiangmai Life Construction 88
- Rochalia 2 88
- YuuBaan Studio 92
- Lacroix Organic Farm ( Lacroix Maze Garden ) 97
- BAN HUAI THONG 106
- Nongphueng 444 M.1 153
AQI US, Metric