Dun Laoghaire, Dunleary, Dun Laoghaire Rathdown, Ireland Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Dun Laoghaire, Dunleary, Dun Laoghaire Rathdown, Ireland
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 19 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Dun Laoghaire, Dunleary, Dun Laoghaire Rathdown, Ireland
5 AM2nd Aug 2025
9 PM
4 AM3rd Aug 2025
22AQI
16AQI
24AQI
19AQI
In the last 24 hours,
Dun Laoghaire's AQI reached its highest point of 24 at 2 AM during the Night, while the lowest point, 16, was recorded at 11 AM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Dun Laoghaire, Dunleary, Dun Laoghaire Rathdown, Ireland
14°C10/16°C
17°C13/19°C
14°C11/17°C
14°C9/20°C
15°C11/18°C
17°C12/22°C
17°C11/22°C
19°C13/25°C
20°C14/24°C
19°C15/23°C
16°C13/19°C
15°C11/18°C
15°C10/19°C
18°C13/23°C
16°C12/20°C
16°C13/19°C
16°C14/18°C
15°C14/16°C
15°C12/18°C
15°C11/19°C
15°C9/20°C
17°C13/21°C
15°C11/20°C
15°C11/19°C
16°C11/20°C
17°C15/19°C
16°C12/20°C
16°C10/20°C
14°C8/18°C
15°C8/21°C
--°C/°C
22AQI
22AQI
23AQI
23AQI
2025 Days Vs Air Quality
Dun Laoghaire, Dunleary, Dun Laoghaire Rathdown, Ireland
82%
176
18%
38
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2025, 82% of 215 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Dun Laoghaire, Dunleary, Dun Laoghaire Rathdown, Ireland
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
24AQI
27AQI
37AQI
39AQI
24AQI
21AQI
21AQI
39AQI
64AQI
56AQI
32AQI
56AQI
23AQI
21AQI
38AQI
35AQI
28AQI
36AQI
49AQI
54AQI
54AQI
42AQI
27AQI
25AQI
23AQI
24AQI
35AQI
31AQI
23AQI
26AQI
34AQI
55AQI
29AQI
52AQI
21AQI
25AQI
55AQI
43AQI
38AQI
47AQI
58AQI
46AQI
54AQI
57AQI
60AQI
54AQI
51AQI
63AQI
71AQI
68AQI
28AQI
30AQI
27AQI
30AQI
30AQI
27AQI
27AQI
27AQI
42AQI
35AQI
41AQI
25AQI
31AQI
26AQI
46AQI
50AQI
52AQI
75AQI
94AQI
55AQI
27AQI
29AQI
35AQI
42AQI
33AQI
26AQI
45AQI
71AQI
75AQI
68AQI
58AQI
25AQI
25AQI
21AQI
31AQI
19AQI
18AQI
25AQI
37AQI
41AQI
32AQI
39AQI
56AQI
73AQI
63AQI
47AQI
44AQI
54AQI
67AQI
57AQI
55AQI
54AQI
37AQI
15AQI
17AQI
16AQI
15AQI
21AQI
38AQI
57AQI
30AQI
21AQI
23AQI
42AQI
37AQI
38AQI
21AQI
23AQI
31AQI
51AQI
65AQI
44AQI
26AQI
25AQI
19AQI
20AQI
23AQI
27AQI
29AQI
36AQI
39AQI
43AQI
48AQI
38AQI
42AQI
39AQI
35AQI
40AQI
38AQI
35AQI
32AQI
30AQI
33AQI
26AQI
21AQI
24AQI
22AQI
18AQI
16AQI
17AQI
19AQI
22AQI
25AQI
24AQI
26AQI
22AQI
17AQI
16AQI
27AQI
59AQI
44AQI
35AQI
32AQI
32AQI
33AQI
26AQI
26AQI
38AQI
34AQI
35AQI
34AQI
46AQI
46AQI
33AQI
27AQI
23AQI
19AQI
19AQI
18AQI
21AQI
21AQI
18AQI
16AQI
16AQI
18AQI
18AQI
16AQI
17AQI
18AQI
17AQI
19AQI
21AQI
22AQI
24AQI
25AQI
21AQI
19AQI
19AQI
18AQI
17AQI
18AQI
18AQI
17AQI
24AQI
47AQI
55AQI
40AQI
32AQI
26AQI
20AQI
16AQI
17AQI
20AQI
19AQI
34AQI
43AQI
41AQI
39AQI
31AQI
29AQI
22AQI
20AQI
No. of days
202534AQI
Highest AQI recorded in
February43AQI
Lowest AQI recorded in
August20AQI
202431AQI
Highest AQI recorded in
March37AQI
Lowest AQI recorded in
July22AQI
202332AQI
Highest AQI recorded in
June38AQI
Lowest AQI recorded in
July19AQI
202232AQI
Highest AQI recorded in
March54AQI
Lowest AQI recorded in
August16AQI
Most & Least Polluted Years Over the Last 4 Years
Dun Laoghaire's annual 2025 AQI (34) shows an average percentage change of 8.7% (worsened AQI) compared to previous years: 2022 (32), 2023 (32), 2024 (31).