London Bloomsbury, Holborn, Camden, 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
London Bloomsbury, Holborn, Camden, United Kingdom
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 27 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
London Bloomsbury, Holborn, Camden, United Kingdom
5 AM3rd Aug 2025
9 PM
4 AM4th Aug 2025
39AQI
22AQI
27AQI
24AQI
In the last 24 hours,
London Bloomsbury's AQI reached its highest point of 39 at 6 AM during the Day, while the lowest point, 22, was recorded at 6 PM during the Day between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
London Bloomsbury, Holborn, Camden, United Kingdom
18°C16/20°C
19°C16/22°C
17°C13/22°C
18°C12/24°C
20°C14/26°C
24°C18/30°C
24°C18/31°C
23°C18/30°C
23°C16/30°C
22°C17/26°C
19°C15/23°C
21°C16/27°C
21°C18/26°C
24°C19/31°C
19°C17/22°C
19°C16/23°C
18°C15/23°C
19°C15/24°C
19°C15/23°C
18°C16/21°C
21°C16/26°C
20°C17/23°C
19°C16/23°C
19°C14/24°C
18°C15/22°C
20°C16/24°C
20°C17/25°C
18°C13/22°C
18°C14/22°C
19°C14/24°C
--°C/°C
27AQI
27AQI
31AQI
26AQI
2025 Days Vs Air Quality
London Bloomsbury, Holborn, Camden, United Kingdom
73%
157
27%
57
0.4%
1
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 73%
Health Risk Level:
Low
In 2025, 73% of 216 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
London Bloomsbury, Holborn, Camden, United Kingdom
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
31AQI
38AQI
50AQI
25AQI
22AQI
24AQI
42AQI
51AQI
63AQI
84AQI
99AQI
47AQI
52AQI
53AQI
46AQI
58AQI
78AQI
66AQI
61AQI
67AQI
78AQI
51AQI
44AQI
35AQI
32AQI
29AQI
28AQI
30AQI
28AQI
30AQI
34AQI
52AQI
57AQI
33AQI
40AQI
46AQI
44AQI
65AQI
61AQI
95AQI
78AQI
69AQI
73AQI
67AQI
90AQI
69AQI
65AQI
78AQI
85AQI
44AQI
32AQI
38AQI
36AQI
28AQI
31AQI
27AQI
26AQI
43AQI
46AQI
59AQI
73AQI
75AQI
98AQI
80AQI
52AQI
65AQI
94AQI
147AQI
62AQI
37AQI
33AQI
34AQI
28AQI
26AQI
32AQI
47AQI
64AQI
61AQI
76AQI
49AQI
81AQI
89AQI
86AQI
55AQI
46AQI
27AQI
25AQI
30AQI
29AQI
34AQI
44AQI
61AQI
75AQI
40AQI
28AQI
31AQI
53AQI
36AQI
33AQI
58AQI
74AQI
48AQI
27AQI
42AQI
24AQI
25AQI
36AQI
42AQI
28AQI
47AQI
26AQI
21AQI
45AQI
39AQI
57AQI
68AQI
52AQI
55AQI
57AQI
72AQI
54AQI
50AQI
29AQI
25AQI
25AQI
28AQI
24AQI
32AQI
30AQI
37AQI
41AQI
38AQI
36AQI
39AQI
45AQI
32AQI
43AQI
38AQI
29AQI
34AQI
34AQI
29AQI
32AQI
21AQI
26AQI
24AQI
19AQI
22AQI
22AQI
24AQI
25AQI
23AQI
26AQI
26AQI
20AQI
18AQI
16AQI
19AQI
55AQI
55AQI
42AQI
48AQI
43AQI
42AQI
31AQI
27AQI
28AQI
31AQI
37AQI
46AQI
47AQI
45AQI
32AQI
27AQI
24AQI
23AQI
23AQI
22AQI
26AQI
29AQI
42AQI
37AQI
32AQI
33AQI
30AQI
27AQI
25AQI
27AQI
24AQI
25AQI
32AQI
33AQI
32AQI
35AQI
27AQI
26AQI
26AQI
27AQI
29AQI
25AQI
19AQI
18AQI
29AQI
40AQI
35AQI
39AQI
26AQI
28AQI
29AQI
29AQI
24AQI
22AQI
21AQI
27AQI
47AQI
54AQI
58AQI
44AQI
33AQI
32AQI
29AQI
23AQI
No. of days
202542AQI
Highest AQI recorded in
March58AQI
Lowest AQI recorded in
August23AQI
202433AQI
Highest AQI recorded in
November52AQI
Lowest AQI recorded in
July24AQI
202333AQI
Highest AQI recorded in
February43AQI
Lowest AQI recorded in
August24AQI
202242AQI
Highest AQI recorded in
March72AQI
Lowest AQI recorded in
August26AQI
202141AQI
Highest AQI recorded in
September50AQI
Lowest AQI recorded in
August32AQI
202036AQI
Highest AQI recorded in
April52AQI
Lowest AQI recorded in
October25AQI
Most & Least Polluted Years Over the Last 6 Years
London Bloomsbury's annual 2025 AQI (42) shows an average percentage change of 14.8% (worsened AQI) compared to previous years: 2020 (36), 2021 (41), 2022 (42), 2023 (33), 2024 (33).