Barnstaple, Devon, 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
Barnstaple, Devon, United Kingdom
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 21 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Barnstaple, Devon, United Kingdom
5 AM2nd Aug 2025
9 PM
4 AM3rd Aug 2025
24AQI
19AQI
25AQI
21AQI
In the last 24 hours,
Barnstaple's AQI reached its highest point of 25 at 4 AM during the Night, while the lowest point, 19, was recorded at 2 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Barnstaple, Devon, United Kingdom
16°C12/19°C
16°C15/18°C
16°C14/17°C
15°C13/18°C
15°C11/18°C
17°C13/21°C
19°C14/24°C
21°C16/26°C
22°C17/26°C
20°C16/25°C
17°C13/19°C
16°C13/19°C
17°C14/20°C
18°C15/22°C
17°C14/20°C
17°C14/21°C
16°C13/18°C
15°C12/17°C
16°C14/19°C
16°C13/20°C
17°C13/21°C
17°C13/21°C
17°C14/19°C
15°C13/17°C
16°C13/20°C
17°C14/20°C
17°C14/20°C
18°C14/21°C
15°C12/18°C
15°C11/19°C
--°C/°C
24AQI
23AQI
23AQI
23AQI
2025 Days Vs Air Quality
Barnstaple, Devon, United Kingdom
84%
179
16%
35
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% 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
Barnstaple, Devon, United Kingdom
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI
31AQI
40AQI
36AQI
24AQI
25AQI
27AQI
28AQI
29AQI
32AQI
43AQI
36AQI
27AQI
40AQI
45AQI
52AQI
48AQI
51AQI
67AQI
53AQI
51AQI
58AQI
41AQI
46AQI
31AQI
27AQI
34AQI
29AQI
28AQI
32AQI
42AQI
35AQI
26AQI
29AQI
28AQI
33AQI
36AQI
33AQI
48AQI
58AQI
59AQI
56AQI
60AQI
62AQI
66AQI
65AQI
66AQI
69AQI
67AQI
58AQI
30AQI
29AQI
39AQI
29AQI
32AQI
32AQI
26AQI
28AQI
29AQI
35AQI
41AQI
45AQI
54AQI
70AQI
71AQI
49AQI
48AQI
62AQI
86AQI
58AQI
28AQI
26AQI
34AQI
33AQI
30AQI
24AQI
51AQI
65AQI
47AQI
48AQI
33AQI
45AQI
78AQI
38AQI
29AQI
33AQI
28AQI
25AQI
46AQI
38AQI
35AQI
46AQI
51AQI
56AQI
50AQI
29AQI
34AQI
48AQI
41AQI
42AQI
59AQI
55AQI
30AQI
15AQI
19AQI
18AQI
18AQI
16AQI
26AQI
39AQI
39AQI
19AQI
23AQI
30AQI
55AQI
48AQI
24AQI
28AQI
48AQI
54AQI
49AQI
53AQI
30AQI
20AQI
19AQI
21AQI
27AQI
22AQI
26AQI
32AQI
34AQI
37AQI
28AQI
29AQI
37AQI
37AQI
41AQI
39AQI
43AQI
35AQI
31AQI
36AQI
31AQI
23AQI
22AQI
24AQI
25AQI
26AQI
19AQI
19AQI
21AQI
25AQI
21AQI
23AQI
25AQI
18AQI
16AQI
15AQI
22AQI
57AQI
37AQI
25AQI
33AQI
32AQI
24AQI
27AQI
27AQI
26AQI
28AQI
32AQI
39AQI
39AQI
39AQI
24AQI
22AQI
17AQI
17AQI
20AQI
17AQI
21AQI
21AQI
24AQI
18AQI
15AQI
18AQI
18AQI
16AQI
17AQI
19AQI
17AQI
19AQI
20AQI
21AQI
24AQI
27AQI
23AQI
26AQI
19AQI
18AQI
20AQI
18AQI
17AQI
19AQI
25AQI
50AQI
58AQI
33AQI
27AQI
26AQI
18AQI
17AQI
20AQI
22AQI
21AQI
38AQI
44AQI
45AQI
37AQI
30AQI
26AQI
23AQI
22AQI
No. of days
202534AQI
Highest AQI recorded in
March45AQI
Lowest AQI recorded in
August22AQI
202429AQI
Highest AQI recorded in
January38AQI
Lowest AQI recorded in
October24AQI
202339AQI
Highest AQI recorded in
August58AQI
Lowest AQI recorded in
July26AQI
202235AQI
Highest AQI recorded in
December46AQI
Lowest AQI recorded in
June16AQI
202133AQI
Highest AQI recorded in
March44AQI
Lowest AQI recorded in
October18AQI
202032AQI
Highest AQI recorded in
April58AQI
Lowest AQI recorded in
July19AQI
Most & Least Polluted Years Over the Last 6 Years
Barnstaple's annual 2025 AQI (34) shows an average percentage change of 3.6% (worsened AQI) compared to previous years: 2020 (32), 2021 (33), 2022 (35), 2023 (39), 2024 (29).