WorldArrow icon
Arrow iconChiang Mai

Air quality in Chiang Mai

Air quality index (AQI⁺) and PM2.5 air pollution in Chiang Mai • 16:36, Sep 17

CM MediclinicThailand Pollution Control DepartmentScience and Technology Service Center, Chiang Mai University (STSC-CMU)Space EateryAiroTEC CMRUSISB Schoolcomputers UCISTonkla School ChiangmaiAirQ@cnxVaree Chiangmai International SchoolZynthierNakornpayap International SchoolAiroTEC CMRUPayap UniversitybcBright Seeds International KindergartenLanna International SchoolPeter EisenbacherTarWongบจก. กาดสันคะยอม ออนไลน์Khuang Sri BoonD&KCR7ChatkulPisanupong JPAmerican Pacific International SchoolMeritton British International SchoolHotel MAYURut WongVictorKaoChaoPaultchenThe Prince Royal’s CollegeMr BeanLake view parkpomGunFoon ร้านกันฝุ่นTeera KlaiODPC 1Panyaden International SchoolDiddkingsamanahavemailSKKMill Hill International School ThailandHana Christian International KindergartenGrace International SchoolChiang Mai MunicipalitySaidaroon Kindergarten SchoolLuang NuaAmericana Chinese International School - ACISmatteoSamAmerican Pacific International School (Primary)Chiangmai Life Construction Co. Ltd.PIRABRonLewis KingAmbassador Bilingual Academy - ABATouch Hill Place Elegantbenjamas sittidechNorth-Chiang Mai UniversityNWhomeร้านแซลทู คาเฟ่Chiang Mai Internaitonal School (CMIS)La CasitaKTTSXGrace Church Frank M.ริกกีPlean BakeryIQAir Community MemberAnonymousAmaraPinta Home Lannacom Company LimitedNikorn.LMii Paa Aii @ Mea KamponGFranciszek KuliberdaASMDarunee Farm, Doi Lo, Chaing MaiLEX TECH™GYangAkecmtdEast SwasdiburiMJRBaanDoitoneUdompong YongdechasathitMZBegin PlayspaceMikeNaturacharmkankanok Ville1pws concreteAnonymous contributor
CM MediclinicThailand Pollution Control DepartmentScience and Technology Service Center, Chiang Mai University (STSC-CMU)Space EateryAiroTEC CMRUSISB Schoolcomputers UCISTonkla School ChiangmaiAirQ@cnxVaree Chiangmai International SchoolZynthierNakornpayap International SchoolAiroTEC CMRUPayap UniversitybcBright Seeds International KindergartenLanna International SchoolPeter EisenbacherTarWongบจก. กาดสันคะยอม ออนไลน์Khuang Sri BoonD&KCR7ChatkulPisanupong JPAmerican Pacific International SchoolMeritton British International SchoolHotel MAYURut WongVictorKaoChaoPaultchenThe Prince Royal’s CollegeMr BeanLake view parkpomGunFoon ร้านกันฝุ่นTeera KlaiODPC 1Panyaden International SchoolDiddkingsamanahavemailSKKMill Hill International School ThailandHana Christian International KindergartenGrace International SchoolChiang Mai MunicipalitySaidaroon Kindergarten SchoolLuang NuaAmericana Chinese International School - ACISmatteoSamAmerican Pacific International School (Primary)Chiangmai Life Construction Co. Ltd.PIRABRonLewis KingAmbassador Bilingual Academy - ABATouch Hill Place Elegantbenjamas sittidechNorth-Chiang Mai UniversityNWhomeร้านแซลทู คาเฟ่Chiang Mai Internaitonal School (CMIS)La CasitaKTTSXGrace Church Frank M.ริกกีPlean BakeryIQAir Community MemberAnonymousAmaraPinta Home Lannacom Company LimitedNikorn.LMii Paa Aii @ Mea KamponGFranciszek KuliberdaASMDarunee Farm, Doi Lo, Chaing MaiLEX TECH™GYangAkecmtdEast SwasdiburiMJRBaanDoitoneUdompong YongdechasathitMZBegin PlayspaceMikeNaturacharmkankanok Ville1pws concreteAnonymous contributor

Live most polluted city ranking

Real-time Chiang Mai most polluted city ranking

#CitiesAQI⁺ US
1
The national flag of Thailand

Samoeng

47

2
The national flag of Thailand

Mae Rim

42

3
The national flag of Thailand

Fa Ham

39

4
The national flag of Thailand

Ban Pong

38

5
The national flag of Thailand

Chang Klan

38

6
The national flag of Thailand

Nong Hoi

38

7
The national flag of Thailand

Ban Waen

33

8
The national flag of Thailand

Chiang Mai

33

9
The national flag of Thailand

Phra Sing

33

10
The national flag of Thailand

Suthep

33

Live cleanest city ranking

Real-time Chiang Mai cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Thailand

Mae Wang

12

2
The national flag of Thailand

San Pa Tong

12

3
The national flag of Thailand

Hot

14

4
The national flag of Thailand

Fang

17

5
The national flag of Thailand

Mae On

22

6
The national flag of Thailand

Nam Phrae

22

7
The national flag of Thailand

Doi Tao

26

8
The national flag of Thailand

Chiang Dao

27

9
The national flag of Thailand

Doi Saket

28

10
The national flag of Thailand

Hang Dong

28

Wildfires in Chiang Mai

Real-time information

Active fires

--

Forest fire.
external link icon

Wildfire Map Spotlight: Dome Fire, Yosemite National Park, California

external link icon

September 17, 2026: Beijing among top 10 most polluted cities in the world

external link icon

Wildfire Map Spotlight: Timber and Plaskett Fires, California

Which is the most polluted city in Chiang Mai?