Port Talbot Margam, Port Talbot, Neath Port Talbot, United Kingdom Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Port Talbot Margam, Port Talbot, Neath Port Talbot, United Kingdom
AQI Trends: Highest and Lowest
Same Day Analysis (8th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 29 of Good air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Oct - 9th Oct 2025
Port Talbot Margam, Port Talbot, Neath Port Talbot, United Kingdom
7 AM8th Oct 2025
7 PM
6 AM9th Oct 2025
32AQI
12AQI
55AQI
16AQI
In the last 24 hours,
Port Talbot Margam's AQI reached its highest point of 55 at 1 AM during the Night, while the lowest point, 12, was recorded at 12 PM during the Day between 8th Oct and 9th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Port Talbot Margam, Port Talbot, Neath Port Talbot, United Kingdom
15°C13/17°C
15°C14/16°C
14°C13/15°C
14°C12/15°C
13°C12/15°C
14°C12/17°C
14°C14/15°C
14°C13/15°C
16°C13/17°C
17°C16/18°C
17°C16/18°C
14°C11/16°C
11°C8/14°C
10°C7/14°C
11°C7/15°C
12°C9/16°C
12°C9/17°C
12°C8/15°C
14°C12/17°C
13°C10/15°C
12°C9/14°C
13°C11/15°C
14°C13/16°C
15°C13/17°C
16°C13/17°C
12°C11/13°C
13°C12/14°C
14°C12/15°C
14°C13/15°C
13°C9/15°C
--°C/°C
28AQI
24AQI
30AQI
26AQI
2025 Days Vs Air Quality
Port Talbot Margam, Port Talbot, Neath Port Talbot, United Kingdom
91%
255
9%
26
Total number of days with different AQI categories in last 282 days in 2025 (83 days remaining)
Under WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2025, 91% of 282 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Port Talbot Margam, Port Talbot, Neath Port Talbot, United Kingdom
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
36AQI
33AQI
24AQI
26AQI
27AQI
25AQI
26AQI
25AQI
27AQI
27AQI
28AQI
28AQI
25AQI
27AQI
28AQI
41AQI
39AQI
47AQI
62AQI
54AQI
47AQI
54AQI
32AQI
52AQI
43AQI
31AQI
40AQI
28AQI
37AQI
43AQI
32AQI
24AQI
26AQI
26AQI
28AQI
26AQI
26AQI
28AQI
37AQI
50AQI
45AQI
46AQI
43AQI
56AQI
60AQI
64AQI
62AQI
61AQI
63AQI
63AQI
33AQI
34AQI
37AQI
31AQI
34AQI
34AQI
29AQI
27AQI
27AQI
34AQI
34AQI
43AQI
40AQI
60AQI
66AQI
42AQI
41AQI
53AQI
90AQI
46AQI
26AQI
22AQI
37AQI
27AQI
25AQI
18AQI
43AQI
62AQI
37AQI
45AQI
36AQI
39AQI
80AQI
42AQI
34AQI
21AQI
21AQI
23AQI
33AQI
30AQI
35AQI
32AQI
44AQI
47AQI
37AQI
22AQI
29AQI
38AQI
43AQI
49AQI
59AQI
44AQI
27AQI
18AQI
19AQI
18AQI
19AQI
15AQI
23AQI
23AQI
29AQI
19AQI
19AQI
41AQI
46AQI
37AQI
22AQI
23AQI
41AQI
49AQI
43AQI
49AQI
25AQI
19AQI
19AQI
20AQI
26AQI
18AQI
28AQI
34AQI
31AQI
30AQI
25AQI
30AQI
37AQI
36AQI
38AQI
39AQI
37AQI
38AQI
27AQI
26AQI
35AQI
26AQI
26AQI
25AQI
26AQI
26AQI
24AQI
24AQI
20AQI
26AQI
23AQI
21AQI
24AQI
18AQI
17AQI
17AQI
23AQI
54AQI
28AQI
25AQI
35AQI
34AQI
26AQI
28AQI
28AQI
22AQI
30AQI
33AQI
40AQI
38AQI
36AQI
25AQI
21AQI
18AQI
18AQI
19AQI
19AQI
20AQI
21AQI
24AQI
19AQI
16AQI
21AQI
18AQI
18AQI
18AQI
22AQI
18AQI
20AQI
27AQI
33AQI
28AQI
34AQI
30AQI
28AQI
17AQI
18AQI
21AQI
18AQI
21AQI
18AQI
25AQI
49AQI
59AQI
25AQI
27AQI
26AQI
19AQI
19AQI
20AQI
22AQI
21AQI
26AQI
24AQI
25AQI
30AQI
27AQI
20AQI
19AQI
38AQI
49AQI
53AQI
57AQI
46AQI
32AQI
40AQI
36AQI
31AQI
33AQI
27AQI
27AQI
26AQI
25AQI
30AQI
30AQI
34AQI
29AQI
24AQI
23AQI
22AQI
26AQI
25AQI
23AQI
23AQI
22AQI
22AQI
22AQI
23AQI
23AQI
24AQI
24AQI
24AQI
20AQI
19AQI
22AQI
32AQI
25AQI
19AQI
16AQI
19AQI
18AQI
16AQI
15AQI
16AQI
16AQI
22AQI
22AQI
20AQI
18AQI
31AQI
28AQI
40AQI
51AQI
41AQI
52AQI
52AQI
55AQI
37AQI
29AQI
35AQI
40AQI
40AQI
32AQI
29AQI
26AQI
24AQI
31AQI
22AQI
45AQI
No. of days
202531AQI
Highest AQI recorded in
October45AQI
Lowest AQI recorded in
September22AQI
202436AQI
Highest AQI recorded in
August44AQI
Lowest AQI recorded in
October26AQI
202339AQI
Highest AQI recorded in
October50AQI
Lowest AQI recorded in
August29AQI
202238AQI
Highest AQI recorded in
March57AQI
Lowest AQI recorded in
September26AQI
202139AQI
Highest AQI recorded in
March51AQI
Lowest AQI recorded in
November26AQI
202036AQI
Highest AQI recorded in
April52AQI
Lowest AQI recorded in
July25AQI
Most & Least Polluted Years Over the Last 6 Years
Port Talbot Margam's annual 2025 AQI (31) shows an average percentage change of -15.9% (improved AQI) compared to previous years: 2020 (36), 2021 (39), 2022 (38), 2023 (39), 2024 (36).