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Chiang Rai Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-11-27 02:06:32 AM (Local Time)

location image
Live AQI
93(AQI-US)
Air Quality is
Moderate
pm10 :  41 µg/m³
PM2.5 :  31 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi moderate level.webp in Chiang Rai
clear

14 °C

Clear
Humidity
Humidity94 %

Wind Speed
Wind Speed4 km/h

UV Index
UV Index0
Last Updated: 2025-11-27 02:06:32 AM (Local Time)


Map

Chiang Rai

Major Air Pollutants

Chiang Rai

AQI Graph

Historical Air Quality Data

Chiang Rai

Chiang Rai
AQI
.
26-11-2025Time27-11-2025
73
Min.at 4:05 PM on 26th Nov
103
Max.at 11:05 PM on 26th Nov

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Chiang Rai, Thailand

Year
.
AQI


Annual AQI Trends

2020
69AQI
2021
70AQI
1%
Rise
2022
72AQI
3%
Rise
2023
87AQI
21%
Rise
2024
75AQI
-14%
Fall
2025
70AQI
-7%
Fall
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
1%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedMarch, 2020236AQI

Least PollutedJuly, 202223AQI

* This data analysis is from year 2020 - 2025

Chiang Rai's Cities

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Moderate
88
29
39
14
94
Moderate
95
32
42
14
94
Poor
102
36
43
14
94
Moderate
77
23
36
14
94
Moderate
86
28
38
14
94
Moderate
97
34
46
14
94
Poor
102
36
43
14
94
Moderate
96
33
40
14
94
Poor
107
38
41
14
94
Moderate
82
26
33
14
94

Thailand's Metro Cities

Air Quality Index

Health Advice For People Living In

Chiang Rai

1.2Cigarettes per day

Cigarette
Weekly 8.4 Cigarettes
Monthly 36 Cigarettes

Breathing the air in this location is as harmful as smoking 1.2 cigarettes a day.

Source:

Berkeley Earth

Disclaimer: This cigarette-equivalent estimate is based on the average PM2.5 concentration over the last 24 hours, assuming continuous exposure during that time.

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 Rai

  • asthma due to air pollution in Chiang RaiAsthma
  • heart due to air pollution in Chiang RaiHeart Issues
  • allergy due to air pollution in Chiang RaiAllergies
  • sinus due to air pollution in Chiang RaiSinus
  • flu due to air pollution in Chiang RaiCold/Flu
  • copd due to air pollution in Chiang RaiChronic (COPD)
asthma due to air pollution in Chiang Rai

Mid. Chances of Asthma

Asthma

Risk of Asthma symptoms is Mid. when AQI is Moderate (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.

Disclaimer: The above health risks are precautionary suggestions based on current AQI levels. You may not feel the effects immediately, but prolonged exposure to air pollution can contribute to these health conditions over time. AQI.IN is neither a medical expert nor a provider of medical advice. Please consult a doctor if you experience any of the above similar symptoms.

Most Polluted Cities 2025

Thailand

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

Chiang Rai'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 Rai
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 Rai

Frequently Asked Questions About Air Quality

What is the current AQI level in Chiang Rai?

The current real-time AQI level in Chiang Rai is 93 (Moderate). This was last updated 2025-11-27 02:06:32 AM (Local Time).

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

The best AQI level was 73 (Moderate) at 4:05 PM (Local Time) during the last 24 hours.

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

The worst AQI level was 103 (Poor) at 11:05 PM (Local Time) during the last 24 hours.

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

The AQI levels in Chiang Rai have been fluctuating throughout the last 24 hours. The levels have increased by highest 103 at 11:05 PM (Local Time), lowest 73 at 4:05 PM (Local Time).

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

Current AQI levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.