San Fernando, Cadiz, Andalusia, Spain 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
San Fernando, Cadiz, Andalusia, Spain
AQI Trends: Highest and Lowest
Same Day Analysis (6th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 38 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: 6th Aug - 7th Aug 2025
San Fernando, Cadiz, Andalusia, Spain
7 AM6th Aug 2025
9 PM
6 AM7th Aug 2025
AQI
AQI
44AQI
36AQI
In the last 24 hours,
San Fernando's AQI reached its highest point of 44 at 5 PM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
San Fernando, Cadiz, Andalusia, Spain
23°C21/26°C
24°C21/29°C
22°C21/24°C
21°C20/23°C
22°C21/23°C
23°C19/27°C
24°C21/28°C
26°C23/32°C
26°C23/29°C
26°C24/30°C
24°C22/27°C
23°C21/26°C
23°C20/27°C
23°C20/26°C
23°C20/26°C
24°C21/27°C
24°C20/25°C
26°C23/31°C
27°C23/31°C
25°C22/29°C
25°C22/27°C
25°C21/29°C
27°C23/32°C
27°C23/31°C
26°C22/31°C
27°C22/32°C
27°C23/33°C
27°C23/31°C
25°C22/30°C
--°C/°C
--°C/°C
38AQI
38AQI
40AQI
39AQI
2025 Days Vs Air Quality
San Fernando, Cadiz, Andalusia, Spain
90%
196
10%
22
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Under WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2025, 90% of 218 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
San Fernando, Cadiz, Andalusia, Spain
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
35AQI
32AQI
34AQI
55AQI
53AQI
33AQI
26AQI
32AQI
31AQI
27AQI
34AQI
30AQI
25AQI
36AQI
27AQI
51AQI
57AQI
31AQI
34AQI
48AQI
39AQI
61AQI
37AQI
29AQI
30AQI
27AQI
27AQI
31AQI
31AQI
30AQI
25AQI
27AQI
26AQI
24AQI
22AQI
28AQI
33AQI
35AQI
29AQI
23AQI
29AQI
30AQI
32AQI
26AQI
30AQI
40AQI
40AQI
38AQI
42AQI
37AQI
36AQI
50AQI
39AQI
25AQI
27AQI
41AQI
29AQI
36AQI
32AQI
33AQI
30AQI
30AQI
39AQI
55AQI
36AQI
32AQI
35AQI
34AQI
33AQI
36AQI
33AQI
28AQI
27AQI
25AQI
22AQI
23AQI
24AQI
25AQI
31AQI
23AQI
22AQI
20AQI
22AQI
24AQI
25AQI
30AQI
28AQI
31AQI
27AQI
24AQI
34AQI
33AQI
19AQI
31AQI
25AQI
19AQI
18AQI
23AQI
29AQI
30AQI
46AQI
46AQI
38AQI
23AQI
19AQI
17AQI
20AQI
17AQI
16AQI
19AQI
22AQI
24AQI
24AQI
21AQI
30AQI
37AQI
18AQI
20AQI
27AQI
30AQI
23AQI
42AQI
29AQI
21AQI
22AQI
22AQI
25AQI
25AQI
26AQI
24AQI
26AQI
27AQI
28AQI
26AQI
22AQI
28AQI
29AQI
28AQI
30AQI
25AQI
32AQI
36AQI
38AQI
29AQI
29AQI
37AQI
36AQI
35AQI
34AQI
38AQI
42AQI
47AQI
51AQI
40AQI
37AQI
37AQI
35AQI
32AQI
44AQI
55AQI
57AQI
53AQI
54AQI
45AQI
38AQI
43AQI
51AQI
57AQI
58AQI
57AQI
55AQI
50AQI
47AQI
47AQI
49AQI
44AQI
38AQI
40AQI
52AQI
53AQI
57AQI
57AQI
57AQI
53AQI
50AQI
48AQI
42AQI
45AQI
48AQI
46AQI
43AQI
41AQI
41AQI
38AQI
36AQI
36AQI
40AQI
44AQI
46AQI
42AQI
40AQI
37AQI
37AQI
40AQI
30AQI
35AQI
34AQI
32AQI
34AQI
38AQI
39AQI
38AQI
38AQI
36AQI
36AQI
36AQI
37AQI
38AQI
35AQI
32AQI
29AQI
26AQI
29AQI
47AQI
42AQI
37AQI
No. of days
202535AQI
Highest AQI recorded in
June47AQI
Lowest AQI recorded in
April26AQI
202436AQI
Highest AQI recorded in
April40AQI
Lowest AQI recorded in
October30AQI
202336AQI
Highest AQI recorded in
December40AQI
Lowest AQI recorded in
November29AQI
202237AQI
Highest AQI recorded in
October44AQI
Lowest AQI recorded in
November31AQI
202133AQI
Highest AQI recorded in
August43AQI
Lowest AQI recorded in
January23AQI
202025AQI
Highest AQI recorded in
May36AQI
Lowest AQI recorded in
September20AQI
Most & Least Polluted Years Over the Last 6 Years
San Fernando's annual 2025 AQI (35) shows an average percentage change of 5.4% (worsened AQI) compared to previous years: 2020 (25), 2021 (33), 2022 (37), 2023 (36), 2024 (36).