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Chiang Mai Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Chiang Mai

Last Updated: 2025-03-21 06:54:40 AM

location image
Live AQI
122
Air Quality is
Poor
pm10 :  101 µg/m³
PM2.5 :  44 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi poor level in Chiang Mai
sunny

22 °C

Sunny
Humidity
Humidity78 %

Wind Speed
Wind Speed4 km/h

UV Index
UV Index0
Last Updated: 2025-03-21 06:54:40 AM


Map

Chiang Mai

Major Air Pollutants

Chiang Mai

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Graph

Historical Air Quality Data

Chiang Mai

Chiang Mai

AQI Trends - Annual Air Quality Changes

Chiang Mai, Chiang Mai, Thailand

Year
.
AQI


Annual AQI Trends

2020
63AQI
2021
77AQI
22%
Rise
2022
74AQI
-4%
Fall
2023
97AQI
31%
Rise
2024
91AQI
-6%
Fall
2025
101AQI
11%
Rise
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
11%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedApril, 2023195AQI

Least PollutedJune, 202033AQI

* This data analysis is from year 2020 - 2025

Chiang Mai's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Ban Thammapakorn
Poor
119
43
106
28
56
Bumrung Rat Road Soi 2
Poor
125
45
103
29
55
Chang Phueak
Poor
135
49
107
29
55
Chetupon Road
Poor
125
45
103
29
55
Chiangmai Cmis
Poor
119
43
95
29
56
City Hall
Poor
132
48
98
29
56
Faculty Of Management
Poor
120
43
95
29
56
Hpc 1
Poor
119
43
96
29
56
Kaewnawarat Road
Poor
125
45
103
29
55
Kaewnawarat Road Soi 2
Poor
125
45
103
29
55
Khlong Chonlaprathan Road
Poor
135
49
107
29
55
Khlong Chonlaprathan Road
Poor
126
46
106
29
55
Khlong Chonlaprathan Road
Poor
135
49
107
29
55
Moonmuang Road Soi 6
Poor
118
42
104
29
55
Moonmuang Road Soi 6
Poor
118
42
104
29
55
Na Wat Ket Soi 1
Poor
125
45
103
29
55
Night Bazaar
Poor
119
43
95
29
56
Pa Daet
Poor
123
44
99
29
55
Pratu Tha Phae Park
Poor
119
43
106
29
56
QHouse Villa
Poor
125
45
103
29
55
QHouse Villa
Poor
125
45
92
29
55
Rajamangala University Of Technology Lanna
Poor
131
48
95
29
56
Ratvithi Road Soi 2
Poor
118
42
104
29
55
Regina Coeli College
Poor
122
44
96
29
56
RIHES CMU
Poor
122
44
92
29
55
Sirimangkalajarn Road Soi 11
Poor
118
42
105
29
55
Sirimangkalajarn Road Soi 11
Poor
118
42
105
29
55
Sripoom Road Soi 1
Poor
118
42
104
29
55
Sripoom Road Soi 1
Poor
118
42
104
29
55
Suandok Road
Poor
118
42
104
28
55
Suthep
Poor
124
45
96
29
55
Suthep
Poor
124
45
92
29
55
Suthep
Poor
122
44
92
29
55
Tambon Chang Khlan
Poor
120
43
105
28
55
Thapae Road Soi 1
Poor
122
44
92
29
55
The Bhubing Palace Doi Buak Ha
Poor
119
43
93
24
56
Thepharak Road
Poor
124
45
101
29
55
Thepharak Road
Poor
124
45
96
29
55
Thepharak Road
Poor
124
45
92
29
55
Thepharak Road
Poor
122
44
92
29
55
Thepharak Road
Poor
124
45
92
29
55
Wualai Road Soi 1
Poor
117
42
109
29
55
Wualai Road Soi 3
Poor
117
42
110
28
55
Wualai Road Soi 3
Poor
121
44
112
28
55
Wualai Road Soi 4
Poor
117
42
109
28
55
Wualai Road Soi 4
Poor
117
42
109
28
55
Yupparaj Wittayalai School
Poor
120
43
108
29
56
Yupparaj Wittayalai School
Poor
119
43
106
29
56

Thailand's Metro Cities

Air Quality Index

Health Advice For People Living In

Chiang Mai

1.6Cigarettes per day

Cigarette
Weekly 11.2 Cigarettes
Monthly 48.0 Cigarettes

Breathing the air in this location is as harmful as smoking 1.6 cigarettes a day.

Source:

Berkeley Earth


Solutions for Current AQI

  • Air Purifier
    Air PurifierTurn On
  • Car Filter
    Car FilterMust
  • N95 Mask
    N95 MaskMust
  • Stay Indoor
    Stay IndoorMust


Must turn on the air purifier to enjoy fresh air.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Chiang Mai

  • asthma due to air pollution in Chiang MaiAsthma
  • heart due to air pollution in Chiang MaiHeart Issues
  • allergy due to air pollution in Chiang MaiAllergies
  • sinus due to air pollution in Chiang MaiSinus
  • flu due to air pollution in Chiang MaiCold/Flu
  • copd due to air pollution in Chiang MaiChronic (COPD)
asthma due to air pollution in Chiang Mai

Mid. Chances of Asthma

Asthma

Risk of Asthma symptoms is Mid. when AQI is Poor (50-150)

Moderate symptoms including frequent wheezing, noticeable shortness of breath, chest tightness, and persistent cough.

Do's :

  • Limit outdoor activities when AQI is poor.

  • Clean indoor air with an air purifier to reduce exposure.

  • Soothe the respiratory tract with herbal teas or warm water to help alleviate symptoms.

Don'ts :

  • Exercise outdoors without a mask.

  • Stay in smoky areas with strong fumes.

Most Polluted Cities 2025

Thailand

Analyze the real-time most air polluted cities in the country.

Chiang Mai's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets
aqi air quality app for Chiang Mai
Mobile App

Empower Your Decisions with Reliable Data

Your area’s real-time data with detailed parameters.

Your area’s real-time data with detailed parameters.


Personalized health advice as per current AQI.

Personalized health advice as per current AQI.


Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.


Connect and control your air quality devices.

Connect and control your air quality devices.


Air Quality FAQs

at Chiang Mai

Frequently Asked Questions About Air Quality

What is the current AQI level in Chiang Mai?

The current real-time AQI level in Chiang Mai is 122 (Poor). This was last updated 2025-03-21 06:54:40 AM.

When was the best AQI level in Chiang Mai in the last 24 hours?

The best AQI level was 77 (Moderate) at 7:10 AM, Mar 20, 2025 during the last 24 hours.

When was the worst AQI level in Chiang Mai in the last 24 hours?

The worst AQI level was 129 (Poor) at 4:10 AM during the last 24 hours.

What is the current trend of AQI levels in Chiang Mai during last 24 hours?

The AQI levels in Chiang Mai have been fluctuating throughout the last 24 hours. The levels have increased by highest 129 at 4:10 AM, lowest 77 at 7:10 AM, Mar 20, 2025.

What actions are recommended as per the current AQI level in Chiang Mai?

Current AQI levels are unhealthy for Sensitive individuals, they should reduce prolonged or heavy outdoor exertion.