Captains Cove, County Donegal, 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
Captains Cove, County Donegal, Ireland
AQI Trends: Highest and Lowest
Same Day Analysis (18th September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 20 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 18th Sep - 19th Sep 2025
Captains Cove, County Donegal, Ireland
6 AM18th Sep 2025
8 PM
5 AM19th Sep 2025
24AQI
21AQI
25AQI
20AQI
In the last 24 hours,
Captains Cove's AQI reached its highest point of 25 at 3 AM during the Night, while the lowest point, 20, was recorded at 6 AM during the Night between 18th Sep and 19th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Captains Cove, County Donegal, Ireland
14°C12/16°C
14°C12/16°C
15°C13/17°C
16°C15/19°C
17°C15/19°C
17°C14/21°C
15°C13/17°C
14°C12/17°C
14°C14/15°C
14°C14/15°C
14°C13/17°C
14°C13/16°C
14°C13/15°C
14°C11/16°C
13°C12/14°C
13°C11/15°C
14°C12/16°C
15°C13/17°C
15°C11/17°C
13°C10/15°C
14°C11/16°C
14°C12/15°C
13°C12/13°C
12°C11/14°C
12°C9/14°C
12°C11/13°C
13°C12/15°C
13°C12/14°C
14°C11/16°C
14°C12/15°C
--°C/°C
21AQI
19AQI
21AQI
19AQI
2025 Days Vs Air Quality
Captains Cove, County Donegal, Ireland
96%
109
4%
4
Total number of days with different AQI categories in last 262 days in 2025 (103 days remaining)
Under WHO’s Safe Air Quality Limits: 96%
Health Risk Level:
Very Low
In 2025, 96% of 262 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
Captains Cove, County Donegal, Ireland
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
14AQI
23AQI
19AQI
18AQI
24AQI
24AQI
25AQI
22AQI
18AQI
18AQI
15AQI
57AQI
56AQI
37AQI
32AQI
34AQI
26AQI
24AQI
24AQI
30AQI
25AQI
25AQI
23AQI
29AQI
33AQI
27AQI
22AQI
19AQI
16AQI
17AQI
17AQI
22AQI
20AQI
16AQI
15AQI
14AQI
17AQI
16AQI
15AQI
17AQI
18AQI
16AQI
17AQI
18AQI
21AQI
22AQI
21AQI
19AQI
19AQI
20AQI
18AQI
17AQI
18AQI
18AQI
18AQI
36AQI
53AQI
52AQI
37AQI
31AQI
24AQI
19AQI
16AQI
18AQI
19AQI
19AQI
19AQI
22AQI
24AQI
27AQI
26AQI
24AQI
26AQI
24AQI
24AQI
26AQI
42AQI
42AQI
32AQI
36AQI
36AQI
31AQI
30AQI
21AQI
18AQI
18AQI
19AQI
21AQI
24AQI
23AQI
23AQI
22AQI
21AQI
18AQI
22AQI
22AQI
22AQI
19AQI
15AQI
20AQI
17AQI
21AQI
20AQI
19AQI
19AQI
19AQI
19AQI
16AQI
17AQI
19AQI
19AQI
17AQI
20AQI
19AQI
26AQI
22AQI
25AQI
19AQI
No. of days
202523AQI
Highest AQI recorded in
June26AQI
Lowest AQI recorded in
May19AQI
Most & Least Polluted Years Over the Last 1 Years
Captains Cove's annual 2025 AQI (23) shows an average percentage change of NaN% (improved AQI) compared to previous years: .