Limerick, County Limerick, Ireland Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Limerick, County Limerick, Ireland
AQI Trends: Highest and Lowest
Same Day Analysis (27th September):
On this day, AQI across the 2 years varied significantly: 2026 ranks 2nd highest AQI at 21 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 27th Sep - 28th Sep 2026
Limerick, County Limerick, Ireland
7 AM27th Sep 2026
7 PM
6 AM28th Sep 2026
25AQI
9AQI
38AQI
10AQI
In the last 24 hours,
Limerick's AQI reached its highest point of 38 at 5 AM during the Night, while the lowest point, 9, was recorded at 4 PM during the Day between 27th Sep and 28th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Limerick, County Limerick, Ireland
14°C11/17°C
13°C11/16°C
14°C10/19°C
16°C13/20°C
15°C13/18°C
13°C10/16°C
13°C8/16°C
17°C14/20°C
13°C11/17°C
11°C8/15°C
11°C7/16°C
14°C12/17°C
14°C10/18°C
16°C13/19°C
16°C14/20°C
17°C13/21°C
13°C10/17°C
13°C10/16°C
12°C11/15°C
13°C9/16°C
14°C9/16°C
12°C8/17°C
17°C13/22°C
16°C13/20°C
13°C9/16°C
13°C9/18°C
12°C9/16°C
12°C8/18°C
12°C7/15°C
10°C6/16°C
26AQI
24AQI
29AQI
25AQI
2026 Days Vs Air Quality
Limerick, County Limerick, Ireland
97%
260
2%
6
0.3%
1
Total number of days with different AQI categories in last 271 days in 2026 (94 days remaining)
Under WHO’s Safe Air Quality Limits: 97%
Health Risk Level:
Very Low
In 2026, 97% of 271 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
Limerick, County Limerick, Ireland
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
30AQI (US)
31AQI (US)
29AQI (US)
44AQI (US)
30AQI (US)
28AQI (US)
31AQI (US)
37AQI (US)
18AQI (US)
28AQI (US)
22AQI (US)
28AQI (US)
22AQI (US)
36AQI (US)
30AQI (US)
17AQI (US)
39AQI (US)
34AQI (US)
26AQI (US)
31AQI (US)
24AQI (US)
42AQI (US)
43AQI (US)
39AQI (US)
47AQI (US)
35AQI (US)
16AQI (US)
28AQI (US)
29AQI (US)
14AQI (US)
41AQI (US)
17AQI (US)
32AQI (US)
67AQI (US)
33AQI (US)
59AQI (US)
49AQI (US)
49AQI (US)
68AQI (US)
29AQI (US)
33AQI (US)
25AQI (US)
17AQI (US)
29AQI (US)
42AQI (US)
21AQI (US)
32AQI (US)
34AQI (US)
28AQI (US)
38AQI (US)
25AQI (US)
17AQI (US)
28AQI (US)
29AQI (US)
30AQI (US)
19AQI (US)
23AQI (US)
31AQI (US)
34AQI (US)
16AQI (US)
16AQI (US)
37AQI (US)
68AQI (US)
27AQI (US)
36AQI (US)
14AQI (US)
17AQI (US)
29AQI (US)
24AQI (US)
34AQI (US)
37AQI (US)
37AQI (US)
25AQI (US)
22AQI (US)
23AQI (US)
17AQI (US)
35AQI (US)
48AQI (US)
90AQI (US)
124AQI (US)
66AQI (US)
16AQI (US)
18AQI (US)
32AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
22AQI (US)
27AQI (US)
23AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
15AQI (US)
26AQI (US)
25AQI (US)
31AQI (US)
20AQI (US)
18AQI (US)
27AQI (US)
14AQI (US)
20AQI (US)
25AQI (US)
18AQI (US)
18AQI (US)
29AQI (US)
16AQI (US)
20AQI (US)
10AQI (US)
25AQI (US)
43AQI (US)
35AQI (US)
27AQI (US)
24AQI (US)
26AQI (US)
22AQI (US)
22AQI (US)
33AQI (US)
40AQI (US)
35AQI (US)
25AQI (US)
25AQI (US)
15AQI (US)
24AQI (US)
17AQI (US)
17AQI (US)
12AQI (US)
13AQI (US)
21AQI (US)
27AQI (US)
22AQI (US)
29AQI (US)
37AQI (US)
39AQI (US)
33AQI (US)
33AQI (US)
33AQI (US)
35AQI (US)
34AQI (US)
36AQI (US)
48AQI (US)
34AQI (US)
33AQI (US)
31AQI (US)
28AQI (US)
16AQI (US)
21AQI (US)
24AQI (US)
15AQI (US)
19AQI (US)
14AQI (US)
17AQI (US)
21AQI (US)
17AQI (US)
19AQI (US)
13AQI (US)
19AQI (US)
21AQI (US)
20AQI (US)
19AQI (US)
22AQI (US)
11AQI (US)
9AQI (US)
16AQI (US)
15AQI (US)
22AQI (US)
20AQI (US)
10AQI (US)
10AQI (US)
12AQI (US)
20AQI (US)
14AQI (US)
30AQI (US)
35AQI (US)
9AQI (US)
11AQI (US)
21AQI (US)
18AQI (US)
17AQI (US)
18AQI (US)
13AQI (US)
16AQI (US)
7AQI (US)
9AQI (US)
17AQI (US)
11AQI (US)
15AQI (US)
16AQI (US)
25AQI (US)
25AQI (US)
26AQI (US)
20AQI (US)
26AQI (US)
37AQI (US)
44AQI (US)
26AQI (US)
17AQI (US)
29AQI (US)
31AQI (US)
43AQI (US)
27AQI (US)
34AQI (US)
39AQI (US)
32AQI (US)
34AQI (US)
25AQI (US)
26AQI (US)
29AQI (US)
36AQI (US)
39AQI (US)
26AQI (US)
34AQI (US)
45AQI (US)
22AQI (US)
21AQI (US)
30AQI (US)
25AQI (US)
21AQI (US)
21AQI (US)
20AQI (US)
28AQI (US)
25AQI (US)
25AQI (US)
27AQI (US)
26AQI (US)
32AQI (US)
28AQI (US)
22AQI (US)
25AQI (US)
30AQI (US)
27AQI (US)
29AQI (US)
22AQI (US)
37AQI (US)
38AQI (US)
48AQI (US)
47AQI (US)
33AQI (US)
19AQI (US)
15AQI (US)
22AQI (US)
18AQI (US)
26AQI (US)
24AQI (US)
24AQI (US)
27AQI (US)
25AQI (US)
19AQI (US)
32AQI (US)
27AQI (US)
38AQI (US)
34AQI (US)
21AQI (US)
23AQI (US)
24AQI (US)
20AQI (US)
31AQI (US)
41AQI (US)
27AQI (US)
27AQI (US)
26AQI (US)
20AQI (US)
34AQI (US)
35AQI (US)
31AQI (US)
25AQI (US)
21AQI (US)
31AQI (US)
34AQI (US)
34AQI (US)
24AQI (US)
28AQI (US)
17AQI (US)
25AQI (US)
29AQI (US)
27AQI (US)
No. of days
202628AQI (US)
Highest AQI (US) recorded in
February34AQI (US)
Lowest AQI (US) recorded in
June17AQI (US)
202531AQI (US)
Highest AQI (US) recorded in
October46AQI (US)
Lowest AQI (US) recorded in
May18AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Limerick's annual 2026 AQI (US) (28) shows an average percentage change of -9.6% (improved AQI (US)) compared to previous years: 2025 (31).