Myeongji dong, Busan, Busan, South Korea Historical Air Quality Analysis

Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

October Air Quality Analysis
Myeongji dong, Busan, Busan, South Korea

2021

2022

2023

2024

2025

AQI

Days

Days	2025	2024	2023	2022	2021
Oct. 1	50	48	50	109	44
Oct. 2	64	38	47	67	80
Oct. 3	57	32	43	68	77
Oct. 4	48	32	54	39	50
Oct. 5	48	34	45	38	49
Oct. 6	52	34	54	46	57
Oct. 7	45	34	44	48	46
Oct. 8	48	70	29	33	58
Oct. 9	44	37	39	40	48
Oct. 10	50	47	50	46	65
Oct. 11	54	46	49	35	28
Oct. 12	64	54	51	57	26
Oct. 13	51	44	54	44	26
Oct. 14	56	49	63	44	33
Oct. 15	49	44	58	47	50
Oct. 16	46	61	67	44	33
Oct. 17	46	56	65	79	37
Oct. 18	48	55	72	47	49
Oct. 19	46	31	63	56	56
Oct. 20	53	33	33	66	64
Oct. 21	53	45	38	73	50
Oct. 22	16	30	47	72	68
Oct. 23	26	42	67	75	33
Oct. 24	32	50	73	58	51
Oct. 25	31	43	79	41	56
Oct. 26	49	42	82	46	81
Oct. 27	56	44	78	57	104
Oct. 28	40	59	64	78	66
Oct. 29	52	35	63	47	36
Oct. 30	55	41	68	45	47
Oct. 31	59	52	99	44	57

AQI Trends: Highest and Lowest

Highest AQI recorded on

1st Oct 2022

109AQI

Lowest AQI recorded on

22nd Oct 2025

16AQI

Same Day Analysis (31st October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 59 of Moderate air quality, showing improvement over 2023 on the same day.

2025 Days Vs Air Quality
Myeongji dong, Busan, Busan, South Korea

2025

42%

129

56%

170

Total number of days with different AQI categories in last 305 days in 2025 (60 days remaining)

Good

129 Days

Moderate

170 Days

Poor

5 Days

Unhealthy

0 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 42%

Health Risk Level:

Significant

In 2025, 42% of 305 days were within WHO’s safe air quality limits, and 58% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.

Annual Air Quality Insights
Myeongji dong, Busan, Busan, South Korea

AQI levels in 2025

AQI

PM2.5

PM10

SO2

NO2

Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

74AQI

60AQI

66AQI

57AQI

51AQI

52AQI

48AQI

50AQI

37AQI

48AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202554AQI

129

170

Highest AQI recorded in

January

74AQI

Lowest AQI recorded in

September

37AQI

202457AQI

162

186

Highest AQI recorded in

April

79AQI

Lowest AQI recorded in

July

38AQI

202363AQI

123

212

Highest AQI recorded in

March

82AQI

Lowest AQI recorded in

September

42AQI

202263AQI

107

173

Highest AQI recorded in

November

79AQI

Lowest AQI recorded in

August

27AQI

202152AQI

147

Highest AQI recorded in

December

74AQI

Lowest AQI recorded in

July

34AQI

Most & Least Polluted Years Over the Last 5 Years

Most Polluted Year Recorded

2023(Avg.)

63AQI

Least Polluted Year Recorded

2021(Avg.)

52AQI

Myeongji dong's annual 2025 AQI (54) shows an average percentage change of -7.4% (improved AQI) compared to previous years: 2021 (52), 2022 (63), 2023 (63), 2024 (57).

Myeongji dong, Busan, Busan, South Korea Historical Air Quality Analysis

October Air Quality AnalysisMyeongji dong, Busan, Busan, South Korea

2025 Days Vs Air Quality Myeongji dong, Busan, Busan, South Korea

Annual Air Quality InsightsMyeongji dong, Busan, Busan, South Korea

AQI levels in 2025

No. of days

October Air Quality Analysis
Myeongji dong, Busan, Busan, South Korea

2025 Days Vs Air Quality
Myeongji dong, Busan, Busan, South Korea

Annual Air Quality Insights
Myeongji dong, Busan, Busan, South Korea