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Dayan Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-08-20 12:39:27 PM (Local Time)

location image
Live AQI
45(AQI-US)
Air Quality is
Good
pm10 :  24 µg/m³
PM2.5 :  8 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi good level.webp in Dayan
light rain shower

20 °C

Light rain shower
Humidity
Humidity76 %

Wind Speed
Wind Speed7 km/h

UV Index
UV Index11
Last Updated: 2025-08-20 12:39:27 PM (Local Time)


Map

Dayan

Major Air Pollutants

Dayan

AQI Graph

Historical Air Quality Data

Dayan

Dayan
AQI
.
19-08-2025Time20-08-2025
42
Min.at 12:54 PM on 19th Aug
60
Max.at 10:09 PM on 19th Aug

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Dayan, Yunnan, China

Year
.
AQI


Annual AQI Trends

2020
45AQI
2021
50AQI
11%
Rise
2022
55AQI
10%
Rise
2023
54AQI
-2%
Fall
2024
51AQI
-6%
Fall
2025
57AQI
12%
Rise
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
5%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedFebruary, 202381AQI

Least PollutedJune, 202034AQI

* This data analysis is from year 2020 - 2025

Dayan's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Moderate
51
9
27
17
86
Good
47
8
18
17
80
Good
41
7
25
17
88
Good
41
7
26
17
90
Good
46
8
26
17
88

China's Metro Cities

Air Quality Index

Health Advice For People Living In

Dayan

0Cigarettes per day

Weekly 0 Cigarettes
Monthly 0 Cigarettes

Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.

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 Off
  • Car Filter
    Car FilterAdvisable
  • N95 Mask
    N95 MaskAdvisable
  • Stay Indoor
    Stay IndoorAdvisable


As per the current AQI, turn off the air purifier.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Dayan

  • asthma due to air pollution in DayanAsthma
  • heart due to air pollution in DayanHeart Issues
  • allergy due to air pollution in DayanAllergies
  • sinus due to air pollution in DayanSinus
  • flu due to air pollution in DayanCold/Flu
  • copd due to air pollution in DayanChronic (COPD)
asthma due to air pollution in Dayan

Low Chances of Asthma

Asthma

Risk of Asthma symptoms is Low when AQI is Good (0-50)

Mild symptoms such as slight wheezing, occasional cough, and minor shortness of breath

Do's :

  • Keep track of air quality to plan outdoor activities safely.

  • Drink water to keep airways moist and reduce irritation.

  • Include non-allergenic fruits and vegetables that support overall lung health, like apples, pears, and spinach.

Don'ts :

  • Skip medications that is prescribed by your doctor.

  • Engage in outdoor activities in early morning during high pollen hours.

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

China

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

Dayan's AQI Data Analytics Solutions

Air quality data monitoring platforms

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aqi air quality app for Dayan
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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 Dayan

Frequently Asked Questions About Air Quality

What is the current AQI level in Dayan?

The current real-time AQI level in Dayan is 45 (Good) due to recent rainfall by 0.76mm/hr. This was last updated 2025-08-20 12:39:27 PM (Local Time).

When was the best AQI level in Dayan in the last 24 hours?

The best AQI level was 42 (Good) at 12:54 PM, Aug 19, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in Dayan in the last 24 hours?

The worst AQI level was 60 (Moderate) at 10:09 PM, Aug 19, 2025 (Local Time) during the last 24 hours.

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

The AQI levels in Dayan have been fluctuating throughout the last 24 hours. The levels have increased by highest 60 at 10:09 PM, Aug 19, 2025 (Local Time), lowest 42 at 12:54 PM, Aug 19, 2025 (Local Time).

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

The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.