Penicuik, Midlothian, 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
Penicuik, Midlothian, United Kingdom
AQI Trends: Highest and Lowest
Same Day Analysis (4th 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: 4th Aug - 5th Aug 2025
Penicuik, Midlothian, United Kingdom
4 AM4th Aug 2025
9 PM
3 AM5th Aug 2025
27AQI
16AQI
24AQI
20AQI
In the last 24 hours,
Penicuik's AQI reached its highest point of 27 at 9 PM during the Day, while the lowest point, 16, was recorded at 5 AM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Penicuik, Midlothian, United Kingdom
12°C11/14°C
13°C8/18°C
13°C6/18°C
16°C13/20°C
17°C12/20°C
18°C12/24°C
18°C13/23°C
16°C11/21°C
15°C10/18°C
12°C9/14°C
14°C12/18°C
16°C12/21°C
17°C12/21°C
15°C11/18°C
16°C14/20°C
16°C14/19°C
16°C13/19°C
15°C12/18°C
16°C12/20°C
14°C10/17°C
14°C10/18°C
14°C11/17°C
14°C9/17°C
14°C8/18°C
15°C12/19°C
14°C10/17°C
14°C10/17°C
14°C8/19°C
15°C10/20°C
13°C10/17°C
--°C/°C
24AQI
22AQI
24AQI
24AQI
2025 Days Vs Air Quality
Penicuik, Midlothian, United Kingdom
94%
203
6%
13
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% 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
Penicuik, Midlothian, United Kingdom
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
27AQI
29AQI
26AQI
25AQI
28AQI
28AQI
27AQI
27AQI
25AQI
27AQI
28AQI
26AQI
24AQI
24AQI
26AQI
27AQI
29AQI
35AQI
31AQI
25AQI
25AQI
24AQI
30AQI
29AQI
29AQI
27AQI
26AQI
25AQI
26AQI
25AQI
29AQI
26AQI
28AQI
31AQI
26AQI
25AQI
25AQI
30AQI
53AQI
29AQI
42AQI
38AQI
26AQI
32AQI
43AQI
39AQI
55AQI
49AQI
74AQI
31AQI
31AQI
28AQI
29AQI
30AQI
29AQI
25AQI
24AQI
25AQI
27AQI
29AQI
27AQI
28AQI
28AQI
43AQI
29AQI
54AQI
74AQI
48AQI
28AQI
30AQI
24AQI
20AQI
20AQI
20AQI
22AQI
35AQI
56AQI
71AQI
83AQI
59AQI
59AQI
38AQI
25AQI
27AQI
22AQI
19AQI
21AQI
27AQI
22AQI
25AQI
34AQI
32AQI
34AQI
32AQI
26AQI
22AQI
31AQI
37AQI
38AQI
51AQI
41AQI
22AQI
11AQI
13AQI
12AQI
11AQI
16AQI
15AQI
15AQI
23AQI
15AQI
30AQI
27AQI
24AQI
43AQI
15AQI
21AQI
19AQI
27AQI
36AQI
18AQI
19AQI
16AQI
18AQI
18AQI
23AQI
19AQI
20AQI
22AQI
30AQI
40AQI
37AQI
31AQI
28AQI
25AQI
29AQI
30AQI
35AQI
31AQI
31AQI
18AQI
19AQI
16AQI
13AQI
16AQI
15AQI
14AQI
14AQI
16AQI
15AQI
13AQI
16AQI
18AQI
18AQI
18AQI
17AQI
17AQI
17AQI
70AQI
45AQI
39AQI
47AQI
30AQI
29AQI
21AQI
27AQI
33AQI
21AQI
21AQI
31AQI
34AQI
36AQI
19AQI
18AQI
15AQI
15AQI
17AQI
17AQI
24AQI
17AQI
16AQI
17AQI
15AQI
17AQI
15AQI
16AQI
16AQI
24AQI
16AQI
19AQI
18AQI
20AQI
19AQI
22AQI
19AQI
21AQI
20AQI
17AQI
19AQI
30AQI
21AQI
18AQI
47AQI
58AQI
50AQI
27AQI
26AQI
19AQI
18AQI
16AQI
16AQI
19AQI
19AQI
21AQI
21AQI
27AQI
34AQI
36AQI
25AQI
23AQI
25AQI
22AQI
20AQI
No. of days
202527AQI
Highest AQI recorded in
March36AQI
Lowest AQI recorded in
August20AQI
202428AQI
Highest AQI recorded in
May37AQI
Lowest AQI recorded in
July22AQI
202326AQI
Highest AQI recorded in
April35AQI
Lowest AQI recorded in
November21AQI
202228AQI
Highest AQI recorded in
March43AQI
Lowest AQI recorded in
October20AQI
202125AQI
Highest AQI recorded in
September28AQI
Lowest AQI recorded in
January19AQI
202024AQI
Highest AQI recorded in
March34AQI
Lowest AQI recorded in
December18AQI
Most & Least Polluted Years Over the Last 6 Years
Penicuik's annual 2025 AQI (27) shows an average percentage change of 4.1% (worsened AQI) compared to previous years: 2020 (24), 2021 (25), 2022 (28), 2023 (26), 2024 (28).