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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
72 Contributors
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Weather
What is the current weather in Chiang Mai?
| Weather | Few clouds |
| Temperature | 95°F |
| Humidity | 30% |
| Wind | 5.7 mp/h |
| Pressure | 28.9 Hg |
Air pollution has cost an estimated1,000 deaths*in Chiang Mai in 2024Find out more*Air pollution also cost approximately $400,000,000 USD in Chiang Mai in 2024.
live aqi city ranking
Real-time Thailand city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Uttaradit, Uttaradit | 152 |
| 2 | Sukhothai, Sukhothai | 147 |
| 3 | Doi Saket, Chiang Mai | 138 |
| 4 | San Sai, Chiang Mai | 136 |
| 5 | Chiang Rai, Chiang Rai | 129 |
| 6 | Chiang Mai, Chiang Mai | 126 |
| 7 | Mae On, Chiang Mai | 124 |
| 8 | Sam Phran, Nakhon Pathom | 120 |
| 9 | Mae Mo, Lampang | 112 |
| 10 | Udon Thani, Changwat Udon Thani | 112 |
(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 | 178 |
| 2 | Chiang Mai. Baan Sirin Home | 162 |
| 3 | Khuang Pao Early Childhood Development Center | 161 |
| 4 | North Chiangmai University | 160 |
| 5 | Lacroix Organic Farm ( Lacroix Maze Garden ) | 156 |
| 6 | YuuBaan Studio | 155 |
| 7 | APIS Main | 154 |
| 8 | Hussadhisawee Soi 3 | 154 |
| 9 | CHan coffee | 153 |
| 10 | City Hall, Chiangmai | 153 |
(local time)
SEE WORLD AQI RANKING
Spotlight
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US AQI
126
live AQI index
Unhealthy for sensitive groups
Overview
What is the current air quality in Chiang Mai?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Unhealthy for sensitive groups | 126 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 45.8µg/m³ | |
!
PM2.5
x9.2
PM2.5 concentration in Chiang Mai is currently 9.2 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Chiang Mai?
 | Reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Run an air purifier GET AN AIR PURIFIER |
Forecast
Chiang Mai air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Wednesday, Apr 24 | Unhealthy 153 AQI US  |  | 107.6° 78.8° |  4.5 mp/h |
| Thursday, Apr 25 | Unhealthy 157 AQI US | | 105.8° 77° | 4.5 mp/h |
| Friday, Apr 26 | Unhealthy 156 AQI US | | 107.6° 77° | 6.7 mp/h |
| Today | Unhealthy for sensitive groups 126 AQI US | | 109.4° 77° | 4.5 mp/h |
| Sunday, Apr 28 | Moderate 75 AQI US  | | 109.4° 77° | 4.5 mp/h |
| Monday, Apr 29 | Moderate 74 AQI US |  30% | 109.4° 78.8° | 11.2 mp/h |
| Tuesday, Apr 30 | Moderate 76 AQI US |  | 107.6° 77° | 4.5 mp/h |
| Wednesday, May 1 | Moderate 75 AQI US | | 109.4° 80.6° | 6.7 mp/h |
| Thursday, May 2 | Moderate 67 AQI US | | 107.6° 78.8° | 6.7 mp/h |
| Friday, May 3 | Moderate 57 AQI US | | 107.6° 78.8° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Chiang Mai air quality data attribution
72Contributors
- 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 CMRU6 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
Panyaden International School1 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
22 Educational Contributors
Banana Coding1 station
CM Mediclinic1 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
East Swasdiburi1 station
- Peter Eisenbacher
1 station
Udompong Yongdechasathit1 station
Cat Motors1 station
TarVong1 station
Rut Wong1 station
- Per Schjetne
1 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
- จินตวัฒน์ ตุ้ยเต็มวงศ์
1 station
- HS
1 station
PIRAB1 station
Diddking1 station
Space Eatery1 station
- pom
1 station
Akecmtd1 station
- matteo
1 station
27 Individual Contributors
7 Anonymous contributors7 stations
7 Anonymous Contributors
4 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in Chiang Mai?
- Saidaroon Kindergarten 57
- Rimping Supermarket Nimcity 63
- Don Kaeo Village 7 67
- Cat Motors 70
- SBS of Rangsit University (Chiang Mai) 74
- The Masterpiece SceneryHill 76
- Singapore International School Chiangmai 2 90
- Space Eatery 93
- The First Church of Chiang Mai 93
- Mr.Kleane Air Check 97
- 33 MD 99
- APISP 102
- Lanna International School 104
- Sansiri - dcondo campus 106
- The Prince Royals College 107
- CM MUNICIPALITY - CMRU 10 112
- Ambassador Bilingual Academy - ABA 114
- CM MUNICIPALITY - CMRU 25 114
- CM MUNICIPARITY CMRU 16 114
- Ban Wangtan 117
- CM MUNICIPALITY - CMRU 24 117
- Mea Hai Market - Kulapant village 5--7 117
- Meritton British International School 117
- Moo Ban 117
- Siwalee Cheong Doi 117
- Chiang Mai International School 119
- La Casita - Mexican Food 119
- STSC@CMU 119
- Sansiri - Burasiri Sanphisuea 119
- British Concordance International School 121
- Pha Jee 121
- CM MUNICIPALITY-CMRU 7 122
- Dumrongnivet Village 122
- Banana Coding 124
- Hana Christian International Kindergarten 124
- Nantawan Serene Lake Village 124
- Varee Chiangmai International School 124
- AQSEA_THA_002 126
- Panyaden International School 126
- Phra Sing 129
- Pruksa Ville 75 129
- natura green resort 129
- Soi Sri Sukri 1 131
- AiroTEC CMRU 134
- Hotel MAYU 134
- Ruamchok Mall 134
- Luang Nua 135
- CM MUNICIPALITY - CMRU 23 136
- CM Mediclinic 136
- Wang Tan 4 137
- San Phak Wan 139
- Americana Chinese International School - ACIS 141
- Americanmotors Chiangmai 141
- CM MUNICIPALITY - CMRU 21 141
- NIS-NAKORNPAYAP INTERNATIONAL SCHOOL 141
- ODPC1_CMRU_AiroTEC 141
- Bright Seeds International Kindergarten 2 143
- CENDiM CMU 143
- Khuang Sri Boon 143
- UCIS : Unity Concord International School 146
- Baan Charoonsook 149
- Prem International School 149
- Wichai Wittaya English Program 151
- Chiang Mai Montessori International School 152
- Serene Lake 152
- Si Phum, Mueang 152
- CHan coffee 153
- City Hall, Chiangmai 153
- Grand Canyon Chiang Mai 153
- Kankanok19 village 153
- SALTU CAFE - แซลทู คาเฟ่ 153
- APIS Main 154
- Hussadhisawee Soi 3 154
- YuuBaan Studio 155
- Lacroix Organic Farm ( Lacroix Maze Garden ) 156
- North Chiangmai University 160
- Khuang Pao Early Childhood Development Center 161
- Chiang Mai. Baan Sirin Home 162
- Nongphueng 444 M.1 178
AQI US, Metric