Yongdang Dong, Mokpo, Jeonnam, 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+

September Air Quality Analysis
Yongdang Dong, Mokpo, Jeonnam, South Korea

2021

2022

2023

2024

2025

AQI

Days

Days	2025	2024	2023	2022	2021
Sep. 1	36	55	56		28
Sep. 2	40	64	40	32	29
Sep. 3	47	54	38	29	33
Sep. 4	49	39	62	28	38
Sep. 5	43	41	48	17	38
Sep. 6	36	58	59	41	37
Sep. 7	43	50	48	62	33
Sep. 8	43	38	41	61	35
Sep. 9	36	61	52	62	41
Sep. 10	43	57	56	46	43
Sep. 11	43	32	53	46	44
Sep. 12	40	20	49	62	56
Sep. 13	40	20	50	57	56
Sep. 14	38	20	26	35	26
Sep. 15	42	23	27	43	34
Sep. 16	36	19	28	44	37
Sep. 17	35	22	28	48	29
Sep. 18	44	24	28	61	31
Sep. 19		29	49	51	43
Sep. 20		17	52	41	44
Sep. 21		15	29	40	44
Sep. 22		22	33	31	70
Sep. 23		28	37	41	49
Sep. 24		28	37	32	45
Sep. 25		31	31	39	48
Sep. 26		39	40	56	33
Sep. 27		62	35	70	38
Sep. 28		65	56	66	37
Sep. 29		35	81	61	44
Sep. 30		34	43	74	44

AQI Trends: Highest and Lowest

Highest AQI recorded on

29th Sep 2023

81AQI

Lowest AQI recorded on

21st Sep 2024

15AQI

Same Day Analysis (18th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 44 of Good air quality, showing improvement over 2022 on the same day.

Day & Night AQI Trend: 18th Sep - 19th Sep 2025
Yongdang Dong, Mokpo, Jeonnam, South Korea

AQI

Day

Night

6 AM18th Sep 2025

6 PM

5 AM19th Sep 2025

Day time

Avg. Highest Time

6PM18th Sep

55AQI

Avg. Lowest Time

8AM18th Sep

39AQI

Night time

Avg. Highest Time

7PM18th Sep

57AQI

Avg. Lowest Time

1AM19th Sep

40AQI

In the last 24 hours,

Yongdang Dong's AQI reached its highest point of 57 at 7 PM during the Night, while the lowest point, 39, was recorded at 8 AM during the Day between 18th Sep and 19th Sep 2025.

Day & Night AQI Trend : Aug - Sep 2025
Yongdang Dong, Mokpo, Jeonnam, South Korea

AugSep

20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th

Day

Night

27°C26/29°C

27°C25/29°C

27°C26/29°C

27°C26/28°C

26°C25/27°C

26°C24/28°C

26°C25/28°C

27°C25/29°C

27°C26/29°C

26°C25/28°C

26°C25/27°C

26°C25/29°C

26°C25/28°C

26°C25/27°C

25°C25/26°C

22°C20/25°C

24°C21/25°C

24°C23/27°C

24°C23/25°C

24°C22/25°C

25°C23/26°C

24°C23/25°C

23°C22/24°C

6 AM

12 PM

6 PM

12 AM

5 AM

--°C/°C

Day time

Avg. Highest Time

6 AM - 8 AM

45AQI

3 hours / Day

90 hours / Month

Avg. Lowest Time

9 AM - 5 PM

40AQI

9 hours / Day

270 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 6 AM to 8 AM (Avg. 45), while the lowest AQI was between 9 AM to 5 PM (Avg. 40).

Night time

Avg. Highest Time

12 AM - 5 AM

45AQI

6 hours / Day

180 hours / Month

Avg. Lowest Time

7 PM - 8 PM

41AQI

2 hours / Day

60 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 12 AM to 5 AM (Avg. 45), while the lowest AQI was between 7 PM to 8 PM (Avg. 41).

2025 Days Vs Air Quality
Yongdang Dong, Mokpo, Jeonnam, South Korea

2025

47%

123

52%

137

0.3%

Total number of days with different AQI categories in last 262 days in 2025 (103 days remaining)

Good

123 Days

Moderate

137 Days

Poor

1 Days

Unhealthy

0 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 47%

Health Risk Level:

Significant

In 2025, 47% of 262 days were within WHO’s safe air quality limits, and 53% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.

Annual Air Quality Insights
Yongdang Dong, Mokpo, Jeonnam, 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.

59AQI

51AQI

64AQI

58AQI

53AQI

52AQI

50AQI

46AQI

41AQI

No. of days

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

202553AQI

123

137

Highest AQI recorded in

March

64AQI

Lowest AQI recorded in

September

41AQI

202449AQI

209

152

Highest AQI recorded in

April

58AQI

Lowest AQI recorded in

July

30AQI

202351AQI

209

144

Highest AQI recorded in

April

68AQI

Lowest AQI recorded in

November

42AQI

202250AQI

170

130

Highest AQI recorded in

February

61AQI

Lowest AQI recorded in

August

30AQI

202155AQI

173

177

Highest AQI recorded in

March

90AQI

Lowest AQI recorded in

September

40AQI

202052AQI

139

122

Highest AQI recorded in

August

56AQI

Lowest AQI recorded in

July

42AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded

2021(Avg.)

55AQI

Least Polluted Year Recorded

2024(Avg.)

49AQI

Yongdang Dong's annual 2025 AQI (53) shows an average percentage change of 3.9% (worsened AQI) compared to previous years: 2020 (52), 2021 (55), 2022 (50), 2023 (51), 2024 (49).


6 AM	39
7 AM	39
8 AM	39
9 AM	42
10 AM	41
11 AM	48
12 PM	51
1 PM	52
2 PM	51
3 PM	48
4 PM	53
5 PM	53
6 PM	55
7 PM	57
8 PM	56
9 PM	52
10 PM	54
11 PM	53
12 AM	53
1 AM	40
2 AM	41
3 AM	42
4 AM	42
5 AM	43

Yongdang Dong, Mokpo, Jeonnam, South Korea Historical Air Quality Analysis

September Air Quality AnalysisYongdang Dong, Mokpo, Jeonnam, South Korea

Day & Night AQI Trend: 18th Sep - 19th Sep 2025Yongdang Dong, Mokpo, Jeonnam, South Korea

Day & Night AQI Trend : Aug - Sep 2025Yongdang Dong, Mokpo, Jeonnam, South Korea

2025 Days Vs Air Quality Yongdang Dong, Mokpo, Jeonnam, South Korea

Annual Air Quality InsightsYongdang Dong, Mokpo, Jeonnam, South Korea

AQI levels in 2025

No. of days

September Air Quality Analysis
Yongdang Dong, Mokpo, Jeonnam, South Korea

Day & Night AQI Trend: 18th Sep - 19th Sep 2025
Yongdang Dong, Mokpo, Jeonnam, South Korea

Day & Night AQI Trend : Aug - Sep 2025
Yongdang Dong, Mokpo, Jeonnam, South Korea

2025 Days Vs Air Quality
Yongdang Dong, Mokpo, Jeonnam, South Korea

Annual Air Quality Insights
Yongdang Dong, Mokpo, Jeonnam, South Korea