Forfar, Angus, 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
Forfar, Angus, United Kingdom
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 18 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Forfar, Angus, United Kingdom
4 AM2nd Aug 2025
9 PM
3 AM3rd Aug 2025
20AQI
15AQI
23AQI
18AQI
In the last 24 hours,
Forfar's AQI reached its highest point of 23 at 3 AM during the Night, while the lowest point, 15, was recorded at 11 AM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Forfar, Angus, United Kingdom
13°C9/14°C
15°C12/18°C
13°C8/17°C
13°C6/19°C
14°C6/19°C
17°C10/23°C
17°C10/23°C
18°C12/24°C
17°C12/24°C
17°C11/23°C
15°C12/18°C
13°C8/17°C
15°C10/20°C
16°C10/21°C
17°C13/21°C
15°C12/18°C
16°C13/18°C
16°C13/19°C
17°C13/22°C
16°C13/19°C
17°C13/20°C
16°C10/21°C
14°C9/19°C
15°C10/19°C
14°C8/19°C
13°C8/19°C
16°C9/21°C
14°C11/18°C
13°C8/17°C
14°C7/21°C
--°C/°C
23AQI
23AQI
24AQI
24AQI
2025 Days Vs Air Quality
Forfar, Angus, United Kingdom
92%
197
8%
17
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2025, 92% of 215 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
Forfar, Angus, United Kingdom
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
26AQI
27AQI
32AQI
32AQI
28AQI
21AQI
21AQI
24AQI
23AQI
33AQI
55AQI
53AQI
28AQI
26AQI
23AQI
28AQI
30AQI
34AQI
50AQI
47AQI
42AQI
41AQI
32AQI
26AQI
24AQI
25AQI
27AQI
23AQI
20AQI
27AQI
30AQI
36AQI
28AQI
21AQI
20AQI
21AQI
33AQI
31AQI
28AQI
48AQI
34AQI
52AQI
55AQI
53AQI
45AQI
61AQI
42AQI
56AQI
51AQI
80AQI
44AQI
28AQI
23AQI
21AQI
24AQI
20AQI
29AQI
25AQI
27AQI
32AQI
33AQI
32AQI
25AQI
24AQI
46AQI
35AQI
70AQI
87AQI
53AQI
25AQI
21AQI
24AQI
22AQI
21AQI
23AQI
26AQI
37AQI
56AQI
75AQI
97AQI
80AQI
72AQI
44AQI
31AQI
30AQI
24AQI
19AQI
22AQI
22AQI
25AQI
30AQI
39AQI
33AQI
37AQI
38AQI
31AQI
31AQI
32AQI
34AQI
33AQI
35AQI
48AQI
21AQI
15AQI
20AQI
20AQI
23AQI
19AQI
20AQI
16AQI
25AQI
21AQI
29AQI
26AQI
24AQI
44AQI
34AQI
23AQI
25AQI
25AQI
34AQI
17AQI
18AQI
14AQI
19AQI
23AQI
20AQI
21AQI
22AQI
29AQI
35AQI
39AQI
39AQI
36AQI
34AQI
33AQI
29AQI
22AQI
29AQI
32AQI
30AQI
20AQI
20AQI
18AQI
13AQI
14AQI
14AQI
13AQI
15AQI
14AQI
15AQI
15AQI
17AQI
19AQI
18AQI
17AQI
14AQI
18AQI
14AQI
47AQI
45AQI
33AQI
47AQI
38AQI
22AQI
21AQI
21AQI
28AQI
20AQI
19AQI
29AQI
31AQI
31AQI
19AQI
16AQI
15AQI
14AQI
16AQI
18AQI
23AQI
18AQI
16AQI
16AQI
16AQI
17AQI
15AQI
15AQI
16AQI
25AQI
17AQI
16AQI
18AQI
20AQI
18AQI
27AQI
26AQI
25AQI
28AQI
23AQI
24AQI
29AQI
26AQI
17AQI
32AQI
41AQI
48AQI
32AQI
26AQI
19AQI
19AQI
18AQI
18AQI
18AQI
18AQI
31AQI
37AQI
40AQI
28AQI
24AQI
23AQI
23AQI
18AQI
No. of days
202529AQI
Highest AQI recorded in
March40AQI
Lowest AQI recorded in
August18AQI
202424AQI
Highest AQI recorded in
May36AQI
Lowest AQI recorded in
April16AQI
202320AQI
Highest AQI recorded in
April30AQI
Lowest AQI recorded in
August14AQI
202223AQI
Highest AQI recorded in
March49AQI
Lowest AQI recorded in
July11AQI
202120AQI
Highest AQI recorded in
July25AQI
Lowest AQI recorded in
October13AQI
202019AQI
Highest AQI recorded in
April25AQI
Lowest AQI recorded in
October15AQI
Most & Least Polluted Years Over the Last 6 Years
Forfar's annual 2025 AQI (29) shows an average percentage change of 38.7% (worsened AQI) compared to previous years: 2020 (19), 2021 (20), 2022 (23), 2023 (20), 2024 (24).