Bastia, Corsica, France Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Bastia, Corsica, France
AQI Trends: Highest and Lowest
Same Day Analysis (2nd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 42 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Jul - 4th Jul 2025
Bastia, Corsica, France
5 AM3rd Jul 2025
9 PM
4 AM4th Jul 2025
47AQI
39AQI
44AQI
40AQI
In the last 24 hours,
Bastia's AQI reached its highest point of 47 at 11 AM during the Day, while the lowest point, 39, was recorded at 10 AM during the Day between 3rd Jul and 4th Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Bastia, Corsica, France
22°C19/25°C
22°C19/25°C
22°C19/25°C
23°C20/26°C
24°C20/28°C
21°C16/25°C
22°C18/25°C
22°C19/26°C
23°C19/27°C
24°C21/28°C
25°C22/29°C
26°C23/30°C
25°C21/29°C
22°C19/25°C
24°C19/28°C
25°C21/28°C
25°C21/29°C
25°C21/28°C
24°C21/28°C
24°C21/28°C
25°C21/28°C
24°C20/27°C
25°C22/29°C
26°C22/29°C
28°C23/33°C
29°C24/34°C
28°C24/30°C
27°C24/31°C
27°C24/31°C
27°C24/31°C
0°C0/0°C
50AQI
50AQI
51AQI
49AQI
2025 Days Vs Air Quality
Bastia, Corsica, France
84%
153
16%
29
0.5%
1
Total number of days with different AQI categories in last 185 days in 2025 (180 days remaining)
Under WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% of 185 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
Bastia, Corsica, France
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
70AQI
58AQI
109AQI
79AQI
66AQI
59AQI
52AQI
45AQI
38AQI
35AQI
34AQI
32AQI
35AQI
41AQI
43AQI
40AQI
41AQI
40AQI
40AQI
41AQI
43AQI
54AQI
56AQI
50AQI
49AQI
41AQI
43AQI
36AQI
33AQI
31AQI
32AQI
31AQI
34AQI
35AQI
40AQI
41AQI
43AQI
44AQI
43AQI
42AQI
42AQI
42AQI
45AQI
46AQI
41AQI
40AQI
39AQI
40AQI
47AQI
51AQI
54AQI
53AQI
52AQI
54AQI
56AQI
55AQI
49AQI
45AQI
43AQI
41AQI
40AQI
43AQI
45AQI
44AQI
47AQI
51AQI
51AQI
54AQI
50AQI
46AQI
43AQI
37AQI
37AQI
36AQI
35AQI
34AQI
34AQI
35AQI
40AQI
46AQI
46AQI
46AQI
39AQI
37AQI
35AQI
28AQI
30AQI
29AQI
25AQI
26AQI
23AQI
31AQI
32AQI
32AQI
33AQI
32AQI
32AQI
33AQI
32AQI
32AQI
30AQI
28AQI
35AQI
38AQI
26AQI
29AQI
20AQI
19AQI
19AQI
23AQI
17AQI
22AQI
27AQI
24AQI
24AQI
26AQI
23AQI
24AQI
26AQI
31AQI
41AQI
44AQI
41AQI
38AQI
39AQI
26AQI
24AQI
22AQI
24AQI
24AQI
25AQI
23AQI
21AQI
23AQI
25AQI
24AQI
27AQI
28AQI
31AQI
33AQI
30AQI
28AQI
24AQI
21AQI
23AQI
24AQI
30AQI
31AQI
31AQI
26AQI
29AQI
30AQI
30AQI
32AQI
37AQI
43AQI
44AQI
45AQI
46AQI
54AQI
57AQI
63AQI
64AQI
64AQI
65AQI
61AQI
57AQI
51AQI
49AQI
47AQI
47AQI
48AQI
49AQI
50AQI
50AQI
50AQI
52AQI
51AQI
50AQI
45AQI
43AQI
41AQI
42AQI
47AQI
45AQI
40AQI
27AQI
28AQI
49AQI
42AQI
No. of days
202539AQI
Highest AQI recorded in
June49AQI
Lowest AQI recorded in
April27AQI
202431AQI
Highest AQI recorded in
December46AQI
Lowest AQI recorded in
September18AQI
202329AQI
Highest AQI recorded in
July37AQI
Lowest AQI recorded in
January24AQI
202229AQI
Highest AQI recorded in
March36AQI
Lowest AQI recorded in
December21AQI
202127AQI
Highest AQI recorded in
August31AQI
Lowest AQI recorded in
December22AQI
202031AQI
Highest AQI recorded in
March48AQI
Lowest AQI recorded in
December21AQI
Most & Least Polluted Years Over the Last 6 Years
Bastia's annual 2025 AQI (39) shows an average percentage change of 33.4% (worsened AQI) compared to previous years: 2020 (31), 2021 (27), 2022 (29), 2023 (29), 2024 (31).