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Busan Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-10-18 10:34:14 AM (Local Time)

location image
Live AQI
56(AQI-US)
Air Quality is
Moderate
pm10 :  22 µg/m³
PM2.5 :  12 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi moderate level.webp in Busan
patchy rain possible

23 °C

Patchy rain nearby
Humidity
Humidity86 %
Wind Speed
Wind Speed14 km/h
UV Index
UV Index2
Last Updated: 2025-10-18 10:34:14 AM (Local Time)
Map

Busan

Major Air Pollutants

Busan

PM2.5's Icon

Particulate Matter(PM2.5)

12µg/m³

PM10's Icon

Particulate Matter(PM10)

22µg/m³

CO's Icon

Carbon Monoxide(CO)

430ppb

SO2's Icon

Sulfur Dioxide(SO2)

3ppb

NO2's Icon

Nitrogen Dioxide(NO2)

23ppb

O3's Icon

Ozone(O3)

18ppb

Trending in South Korea

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What’s the Connection Between Air Pollution and Blood Cancer?

What’s the Connection Between Air Pollution and Blood Cancer?

AQI Graph

Historical Air Quality Data

Busan

24 Hours
AQI
Busan
AQI
.
17-10-2025Time18-10-2025
50
Min.at 4:04 PM on 17th Oct
61
Max.at 2:04 AM on 18th Oct

Want air quality data?

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Busan, Busan, South Korea

AQI
Year
.
AQI

Annual AQI Trends

2020
56AQI
2021
56AQI
0%
No Change
2022
56AQI
0%
No Change
2023
58AQI
4%
Rise
2024
52AQI
-10%
Fall
2025
55AQI
6%
Rise
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
0%
No Change

Most & Least Polluted Months

Most PollutedMarch, 202175AQI
Least PollutedAugust, 202225AQI

* This data analysis is from year 2020 - 2025

Busan's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Moderate
60
14
22
27
91
Moderate
53
10
17
29
87
Moderate
56
12
20
24
100
Moderate
60
14
25
24
94
Good
39
7
15
25
89
Moderate
55
11
18
26
100
Moderate
58
13
24
26
100
Moderate
58
13
26
27
97
Moderate
58
13
24
27
99
Moderate
62
15
19
26
92
Moderate
56
12
22
26
100
Moderate
56
12
17
25
100
Moderate
60
14
24
24
100
Moderate
55
11
22
27
88
Moderate
55
11
20
24
87
Moderate
55
11
28
30
99
Good
39
7
16
27
96
Moderate
64
16
24
23
100
Moderate
68
18
34
23
100
Moderate
56
12
20
24
100
Good
50
9
19
28
97
Moderate
62
15
27
29
90
Good
44
8
24
29
95

South Korea's Metro Cities

Air Quality Index

Busan City AQI

Busan

56

temp.23°C
hum.86%
Daegu City AQI

Daegu

57

temp.18°C
hum.94%
Daejeon City AQI

Daejeon

45

temp.17°C
hum.95%
Gwangju City AQI

Gwangju

47

temp.18°C
hum.92%
Incheon City AQI

Incheon

47

temp.16°C
hum.78%
Sejong City AQI

Sejong

39

temp.15°C
hum.95%
Seoul City AQI

Seoul

34

temp.17°C
hum.80%
Ulsan City AQI

Ulsan

57

temp.21°C
hum.91%

Air Quality Calendar 2025

Busan

2025
AQI
January
1 Jan
54
2 Jan
66
3 Jan
52
4 Jan
55
5 Jan
56
6 Jan
92
7 Jan
51
8 Jan
61
9 Jan
44
10 Jan
49
11 Jan
51
12 Jan
60
13 Jan
70
14 Jan
90
15 Jan
55
16 Jan
64
17 Jan
75
18 Jan
85
19 Jan
74
20 Jan
101
21 Jan
121
22 Jan
115
23 Jan
129
24 Jan
86
25 Jan
71
26 Jan
56
27 Jan
59
28 Jan
45
29 Jan
45
30 Jan
55
31 Jan
58
February
1 Feb
58
2 Feb
64
3 Feb
57
4 Feb
48
5 Feb
48
6 Feb
47
7 Feb
57
8 Feb
40
9 Feb
47
10 Feb
48
11 Feb
65
12 Feb
64
13 Feb
48
14 Feb
67
15 Feb
54
16 Feb
71
17 Feb
50
18 Feb
50
19 Feb
46
20 Feb
47
21 Feb
47
22 Feb
53
23 Feb
50
24 Feb
52
25 Feb
53
26 Feb
92
27 Feb
75
28 Feb
77
March
1 Mar
77
2 Mar
80
3 Mar
52
4 Mar
47
5 Mar
38
6 Mar
42
7 Mar
50
8 Mar
49
9 Mar
67
10 Mar
58
11 Mar
74
12 Mar
76
13 Mar
60
14 Mar
56
15 Mar
44
16 Mar
50
17 Mar
59
18 Mar
60
19 Mar
72
20 Mar
75
21 Mar
81
22 Mar
85
23 Mar
96
24 Mar
85
25 Mar
114
26 Mar
80
27 Mar
73
28 Mar
74
29 Mar
56
30 Mar
49
31 Mar
65
April
1 Apr
62
2 Apr
50
3 Apr
53
4 Apr
62
5 Apr
58
6 Apr
61
7 Apr
58
8 Apr
75
9 Apr
74
10 Apr
77
11 Apr
76
12 Apr
69
13 Apr
65
14 Apr
59
15 Apr
50
16 Apr
64
17 Apr
58
18 Apr
69
19 Apr
50
20 Apr
61
21 Apr
48
22 Apr
47
23 Apr
44
24 Apr
61
25 Apr
63
26 Apr
52
27 Apr
57
28 Apr
53
29 Apr
57
30 Apr
61
May
1 May
52
2 May
51
3 May
52
4 May
49
5 May
48
6 May
52
7 May
55
8 May
51
9 May
40
10 May
42
11 May
55
12 May
60
13 May
72
14 May
67
15 May
64
16 May
63
17 May
54
18 May
60
19 May
58
20 May
42
21 May
40
22 May
55
23 May
54
24 May
39
25 May
41
26 May
49
27 May
55
28 May
56
29 May
54
30 May
54
31 May
58
June
1 Jun
68
2 Jun
76
3 Jun
69
4 Jun
55
5 Jun
52
6 Jun
57
7 Jun
52
8 Jun
61
9 Jun
54
10 Jun
64
11 Jun
53
12 Jun
59
13 Jun
60
14 Jun
39
15 Jun
50
16 Jun
47
17 Jun
46
18 Jun
60
19 Jun
54
20 Jun
42
21 Jun
37
22 Jun
29
23 Jun
50
24 Jun
42
25 Jun
47
26 Jun
59
27 Jun
68
28 Jun
54
29 Jun
55
30 Jun
48
July
1 Jul
49
2 Jul
56
3 Jul
62
4 Jul
63
5 Jul
55
6 Jul
53
7 Jul
63
8 Jul
64
9 Jul
55
10 Jul
53
11 Jul
55
12 Jul
56
13 Jul
53
14 Jul
49
15 Jul
50
16 Jul
53
17 Jul
53
18 Jul
41
19 Jul
40
20 Jul
47
21 Jul
39
22 Jul
49
23 Jul
67
24 Jul
50
25 Jul
40
26 Jul
38
27 Jul
35
28 Jul
39
29 Jul
37
30 Jul
40
31 Jul
44
August
1 Aug
53
2 Aug
59
3 Aug
59
4 Aug
57
5 Aug
52
6 Aug
51
7 Aug
52
8 Aug
60
9 Aug
49
10 Aug
46
11 Aug
49
12 Aug
42
13 Aug
43
14 Aug
44
15 Aug
44
16 Aug
45
17 Aug
44
18 Aug
53
19 Aug
53
20 Aug
49
21 Aug
52
22 Aug
55
23 Aug
52
24 Aug
54
25 Aug
49
26 Aug
43
27 Aug
49
28 Aug
51
29 Aug
49
30 Aug
49
31 Aug
50
September
1 Sep
39
2 Sep
44
3 Sep
47
4 Sep
41
5 Sep
38
6 Sep
38
7 Sep
41
8 Sep
47
9 Sep
40
10 Sep
40
11 Sep
41
12 Sep
41
13 Sep
36
14 Sep
39
15 Sep
51
16 Sep
45
17 Sep
38
18 Sep
35
19 Sep
33
20 Sep
31
21 Sep
27
22 Sep
29
23 Sep
30
24 Sep
39
25 Sep
40
26 Sep
40
27 Sep
40
28 Sep
31
29 Sep
30
30 Sep
37
October
1 Oct
51
2 Oct
68
3 Oct
54
4 Oct
47
5 Oct
58
6 Oct
55
7 Oct
48
8 Oct
47
9 Oct
46
10 Oct
50
11 Oct
50
12 Oct
61
13 Oct
48
14 Oct
50
15 Oct
44
16 Oct
48
17 Oct
49
18 Oct
-
19 Oct
-
20 Oct
-
21 Oct
-
22 Oct
-
23 Oct
-
24 Oct
-
25 Oct
-
26 Oct
-
27 Oct
-
28 Oct
-
29 Oct
-
30 Oct
-
31 Oct
-
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

Health Advice For People Living In

Busan

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 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

Busan

  • asthma due to air pollution in BusanAsthma
  • heart due to air pollution in BusanHeart Issues
  • allergy due to air pollution in BusanAllergies
  • sinus due to air pollution in BusanSinus
  • flu due to air pollution in BusanCold/Flu
  • copd due to air pollution in BusanChronic (COPD)
asthma due to air pollution in Busan

Mild Chances of Asthma

Asthma

Risk of Asthma symptoms is Mild 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

South Korea

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

Most Polluted Cities Live Ranking 2025
World's Most PollutedCity Rankings (2024)
World's Most PollutedCountry Rankings(2024)
RankCityAQIAQI Status

Standard Value

Follow

1.

Sa Chon, South Korea

64
Moderate
4xabove Standard

2.

Pohang, South Korea

64
Moderate
4xabove Standard

3.

Kimhae, South Korea

63
Moderate
4xabove Standard

4.

Chinju, South Korea

62
Moderate
4xabove Standard

5.

Gwangyang, South Korea

60
Moderate
4xabove Standard

6.

Changwon, South Korea

60
Moderate
4xabove Standard

7.

Gwangyang-si, South Korea

60
Moderate
4xabove Standard

8.

Gyeongsan, South Korea

59
Moderate
4xabove Standard

9.

Suncheon, South Korea

59
Moderate
4xabove Standard

10.

Yeosu, South Korea

59
Moderate
4xabove Standard

Last Updated: 18 Oct 2025, 01:38 AM

AQI City Rankings

Air Quality Solutions For Busan

Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Air Quality Monitor

Monitor the air quality
Air Quality Sensors

Air Quality Sensors

Sensors to measure the air quality
Fresh Air Machine

Fresh Air Machine

Clean the air you breathe
Car Cabin Filter

Car Cabin Filter

Purify the air in your car
N95 Mask

N95 Mask

Shield yourself from pollution
air quality solutions for offices for Busan

Air Quality Solution For Offices

A complete solution for air quality monitoring, data analysis, and fresh air solutions in workplaces prioritizing employee's health and productivity.

air quality solutions for smart-city for Busan

Air Quality Solutions For Smart City

Prana Air smart city project provides air quality monitors, drones, outdoor air purifiers, and data dashboards solution to improve air quality.

air quality solutions for institutes for Busan

Air Quality Solutions for Schools | Institutes

Prana Air provides the air quality solutions for schools by air monitoring & fresh air machine that help the students to breather clean air.

air quality solutions for hotels for Busan

Air Quality Solutions For Hotels

Prana Air air quality solutions are suited for hotel businesses. The occupancy of hotels is the main reasons for bad air quality.

air quality solutions for restaurants for Busan

Air Quality Solutions for Restaurants

Prana Air has the air quality solutions for restaurant, cafes, and gives you the power to know what your customers and staff breathe.

air quality solutions for rmc-plants for Busan

Air Quality Solutions for RMC Plants

Prana Air provides air quality monitoring solutions for RMC plants. Improve compliance, protect workers and community, and reduce emissions.

air quality solutions for fitness-center for Busan

Air Quality Solutions for Fitness Center

Prana Air provides the air quality solutions of pollution monitoring and fresh air for fitness center - gym.

air quality solutions for parking-lot for Busan

Air Quality Solutions for Parking Lot

A complete solution for air monitoring, data analysis, and fresh air solutions for enclosed car parking areas and car lots.

air quality solutions for retail-stores for Busan

Air Quality Solutions for Retail Stores

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets.

air quality solutions for airport for Busan

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets

Prana Air provides the air quality solutions for airport. Gathering of many passengers is the main reasons of bad air quality in airport.

air quality solutions for construction-sites for Busan

Air Quality Solutions For Construction Sites

Prana Air offers air quality monitoring solutions for construction sites with data cloud storage, web-dashboard, mobile apps, TV display.

air quality solutions for hospitals for Busan

Air Quality Solutions For Hospitals

Prana Air provides air quality monitoring and fresh air solutions for hospitals to ensure clean and healthy indoor air.

air quality solutions for bathroom for Busan

Air Quality Solutions For Washroom | Bathroom

Improve washroom and bathroom air quality with Prana Air air quality monitoring devices and fresh air machine. Breathe easy and stay healthy.

air quality solutions for banks for Busan

Air Quality Solutions for Banks

Prana Air provides air quality solutions of pollution monitoring and fresh air for banks and financial institutions.

air quality solutions for cinema for Busan

Air Quality Solutions for Cinema

Air quality solutions for cinema halls or theatres will help the customers to get the good experience, comfort and breathe clean air.

air quality solutions for real-estates for Busan

Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

Busan'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 Busan
Mobile App

Empower Your Decisions with Reliable Data

Get it onApp Store
Get it onGoogle Play
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 Busan

Frequently Asked Questions About Air Quality

What is the current AQI level in Busan?

The current real-time AQI level in Busan is 56 (Moderate) due to recent rainfall by 0.06mm/hr. This was last updated 2025-10-18 10:34:14 AM (Local Time).

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

The best AQI level was 50 (Good) at 4:04 PM, Oct 17, 2025 (Local Time) during the last 24 hours.

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

The worst AQI level was 61 (Moderate) at 2:04 AM (Local Time) during the last 24 hours.

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

The AQI levels in Busan have been fluctuating throughout the last 24 hours. The levels have increased by highest 61 at 2:04 AM (Local Time), lowest 50 at 4:04 PM, Oct 17, 2025 (Local Time).

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

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

Recent AQI Blogs

Read the latest news

Here are some latest blogs that you can go through to find out more air pollution.

Red Fort in Delhi is Not Red Anymore! It is Turning Black: Air Pollution Damaging Red Fort

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Over 2 lakh residents reported air pollution hospitalisations in Delhi from 2022 to 2024. 

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Prana Sense

Air Quality Monitor

Air Quality Index depicts the extent of air pollution at a particular location.

Prana Sense Air Quality MonitorPrana Sense Air Quality Monitor
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Pocket PM

Air Quality Monitor

Know the air quality around you wherever you are with the Pocket monitor to get instant air quality insights.

Pocket PM Air Quality MonitorPocket PM Air Quality Monitor
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Cair +

Indoor Air Quality Monitor

Track indoor air quality with advanced connectivity and portability for real-time air quality data.

Cair + Indoor Air Quality MonitorCair + Indoor Air Quality Monitor