Waterford, County Waterford, Ireland 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
Waterford, County Waterford, Ireland
AQI Trends: Highest and Lowest
Same Day Analysis (17th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 52 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 18th Oct - 19th Oct 2025
Waterford, County Waterford, Ireland
7 AM18th Oct 2025
7 PM
6 AM19th Oct 2025
AQI
AQI
56AQI
47AQI
In the last 24 hours,
Waterford's AQI reached its highest point of 56 at 10 AM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 18th Oct and 19th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Waterford, County Waterford, Ireland
15°C13/16°C
12°C9/15°C
9°C5/14°C
8°C3/14°C
10°C5/15°C
11°C7/15°C
11°C8/16°C
12°C9/16°C
13°C7/16°C
11°C7/16°C
12°C7/15°C
14°C13/16°C
15°C14/16°C
15°C14/16°C
14°C11/17°C
11°C9/13°C
12°C10/15°C
12°C9/15°C
14°C10/15°C
10°C5/14°C
11°C7/15°C
9°C6/14°C
8°C5/14°C
9°C5/14°C
12°C7/14°C
13°C9/16°C
11°C8/15°C
11°C8/13°C
13°C10/15°C
--°C/°C
--°C/°C
38AQI
38AQI
38AQI
38AQI
2025 Days Vs Air Quality
Waterford, County Waterford, Ireland
96%
136
4%
6
Total number of days with different AQI categories in last 291 days in 2025 (74 days remaining)
Under WHO’s Safe Air Quality Limits: 96%
Health Risk Level:
Very Low
In 2025, 96% of 291 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
Waterford, County Waterford, Ireland
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
30AQI
33AQI
19AQI
29AQI
23AQI
25AQI
26AQI
21AQI
14AQI
15AQI
16AQI
43AQI
37AQI
24AQI
22AQI
29AQI
27AQI
21AQI
21AQI
25AQI
24AQI
24AQI
24AQI
30AQI
32AQI
26AQI
23AQI
20AQI
17AQI
17AQI
18AQI
19AQI
18AQI
16AQI
16AQI
15AQI
17AQI
17AQI
16AQI
16AQI
17AQI
18AQI
19AQI
21AQI
21AQI
23AQI
24AQI
23AQI
20AQI
21AQI
22AQI
20AQI
18AQI
18AQI
16AQI
18AQI
39AQI
50AQI
34AQI
29AQI
25AQI
19AQI
17AQI
18AQI
20AQI
21AQI
20AQI
22AQI
25AQI
30AQI
30AQI
24AQI
24AQI
28AQI
30AQI
44AQI
54AQI
43AQI
38AQI
41AQI
40AQI
35AQI
37AQI
29AQI
23AQI
22AQI
24AQI
24AQI
27AQI
29AQI
28AQI
23AQI
20AQI
19AQI
23AQI
24AQI
23AQI
20AQI
15AQI
17AQI
17AQI
23AQI
22AQI
20AQI
19AQI
20AQI
19AQI
18AQI
19AQI
24AQI
23AQI
20AQI
22AQI
22AQI
18AQI
17AQI
16AQI
19AQI
19AQI
32AQI
34AQI
28AQI
22AQI
19AQI
32AQI
31AQI
44AQI
37AQI
46AQI
47AQI
37AQI
30AQI
43AQI
48AQI
46AQI
50AQI
58AQI
67AQI
51AQI
49AQI
63AQI
52AQI
27AQI
24AQI
21AQI
29AQI
21AQI
47AQI
No. of days
202527AQI
Highest AQI recorded in
October47AQI
Lowest AQI recorded in
July21AQI
Most & Least Polluted Years Over the Last 1 Years
Waterford's annual 2025 AQI (27) shows an average percentage change of NaN% (improved AQI) compared to previous years: .