Ayr, South Ayrshire, United Kingdom 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
Ayr, South Ayrshire, United Kingdom
AQI Trends: Highest and Lowest
Same Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 21 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Ayr, South Ayrshire, United Kingdom
5 AM4th Aug 2025
9 PM
4 AM5th Aug 2025
27AQI
20AQI
25AQI
22AQI
In the last 24 hours,
Ayr's AQI reached its highest point of 27 at 10 AM during the Day, while the lowest point, 20, was recorded at 7 AM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ayr, South Ayrshire, United Kingdom
14°C12/16°C
13°C10/16°C
13°C9/16°C
15°C13/16°C
16°C13/18°C
17°C13/21°C
20°C14/25°C
19°C14/24°C
16°C11/19°C
13°C10/16°C
16°C11/19°C
16°C12/20°C
17°C13/19°C
16°C13/20°C
17°C14/20°C
16°C14/17°C
15°C13/17°C
15°C13/17°C
15°C12/18°C
15°C11/17°C
15°C13/17°C
14°C12/15°C
14°C12/17°C
14°C11/17°C
15°C12/17°C
14°C12/17°C
14°C11/17°C
14°C10/17°C
16°C13/17°C
14°C12/17°C
--°C/°C
23AQI
23AQI
24AQI
24AQI
2025 Days Vs Air Quality
Ayr, South Ayrshire, United Kingdom
92%
199
8%
17
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2025, 92% of 217 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
Ayr, South Ayrshire, United Kingdom
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
26AQI
24AQI
27AQI
26AQI
23AQI
22AQI
30AQI
32AQI
34AQI
37AQI
43AQI
24AQI
23AQI
23AQI
29AQI
27AQI
33AQI
46AQI
33AQI
30AQI
37AQI
29AQI
40AQI
24AQI
20AQI
21AQI
20AQI
20AQI
22AQI
28AQI
28AQI
22AQI
22AQI
21AQI
25AQI
31AQI
33AQI
31AQI
49AQI
34AQI
40AQI
39AQI
33AQI
40AQI
49AQI
45AQI
61AQI
56AQI
62AQI
32AQI
31AQI
28AQI
30AQI
28AQI
24AQI
23AQI
24AQI
23AQI
27AQI
27AQI
23AQI
23AQI
24AQI
42AQI
33AQI
46AQI
69AQI
52AQI
33AQI
28AQI
23AQI
21AQI
22AQI
19AQI
21AQI
43AQI
57AQI
66AQI
74AQI
57AQI
52AQI
35AQI
22AQI
29AQI
21AQI
24AQI
26AQI
52AQI
34AQI
33AQI
29AQI
30AQI
36AQI
28AQI
23AQI
25AQI
31AQI
30AQI
35AQI
51AQI
55AQI
25AQI
13AQI
15AQI
14AQI
14AQI
17AQI
18AQI
19AQI
28AQI
17AQI
24AQI
28AQI
35AQI
40AQI
20AQI
28AQI
25AQI
50AQI
47AQI
23AQI
23AQI
16AQI
20AQI
24AQI
24AQI
23AQI
29AQI
37AQI
36AQI
42AQI
31AQI
21AQI
21AQI
20AQI
22AQI
19AQI
19AQI
24AQI
25AQI
18AQI
19AQI
19AQI
35AQI
51AQI
42AQI
48AQI
31AQI
23AQI
17AQI
31AQI
33AQI
45AQI
50AQI
42AQI
45AQI
42AQI
47AQI
76AQI
51AQI
37AQI
42AQI
29AQI
25AQI
21AQI
30AQI
35AQI
28AQI
23AQI
31AQI
39AQI
43AQI
25AQI
20AQI
17AQI
19AQI
19AQI
20AQI
25AQI
18AQI
16AQI
15AQI
17AQI
21AQI
16AQI
15AQI
18AQI
23AQI
17AQI
21AQI
18AQI
20AQI
19AQI
21AQI
19AQI
20AQI
21AQI
18AQI
18AQI
26AQI
22AQI
22AQI
50AQI
59AQI
50AQI
32AQI
30AQI
21AQI
18AQI
17AQI
18AQI
19AQI
19AQI
20AQI
21AQI
28AQI
34AQI
36AQI
28AQI
27AQI
34AQI
23AQI
20AQI
No. of days
202530AQI
Highest AQI recorded in
March36AQI
Lowest AQI recorded in
August20AQI
202428AQI
Highest AQI recorded in
May36AQI
Lowest AQI recorded in
July22AQI
202327AQI
Highest AQI recorded in
June34AQI
Lowest AQI recorded in
October18AQI
202231AQI
Highest AQI recorded in
March45AQI
Lowest AQI recorded in
July23AQI
202127AQI
Highest AQI recorded in
April44AQI
Lowest AQI recorded in
February15AQI
202027AQI
Highest AQI recorded in
June64AQI
Lowest AQI recorded in
September12AQI
Most & Least Polluted Years Over the Last 6 Years
Ayr's annual 2025 AQI (30) shows an average percentage change of 7.6% (worsened AQI) compared to previous years: 2020 (27), 2021 (27), 2022 (31), 2023 (27), 2024 (28).