Jean Macac School, Brest, Bretagne, France Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Jean Macac School, Brest, Bretagne, France
AQI Trends: Highest and Lowest
Same Day Analysis (10th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 57 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Oct - 11th Oct 2025
Jean Macac School, Brest, Bretagne, France
8 AM10th Oct 2025
8 PM
7 AM11th Oct 2025
58AQI
53AQI
64AQI
55AQI
In the last 24 hours,
Jean Macac School's AQI reached its highest point of 64 at 7 AM during the Night, while the lowest point, 53, was recorded at 1 PM during the Day between 10th Oct and 11th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Jean Macac School, Brest, Bretagne, France
15°C14/17°C
15°C13/17°C
15°C14/17°C
16°C13/19°C
15°C14/16°C
15°C14/17°C
16°C15/18°C
17°C15/19°C
16°C14/19°C
15°C13/16°C
13°C11/16°C
12°C11/14°C
12°C10/15°C
13°C10/17°C
13°C11/16°C
13°C10/17°C
14°C12/16°C
14°C12/16°C
14°C12/17°C
13°C10/17°C
14°C12/18°C
15°C12/19°C
17°C16/17°C
14°C12/14°C
13°C12/15°C
13°C12/16°C
13°C10/17°C
14°C12/17°C
13°C11/16°C
14°C12/18°C
--°C/°C
34AQI
30AQI
34AQI
30AQI
2025 Days Vs Air Quality
Jean Macac School, Brest, Bretagne, France
84%
238
16%
45
Total number of days with different AQI categories in last 284 days in 2025 (81 days remaining)
Under WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% of 284 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
Jean Macac School, Brest, Bretagne, France
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
41AQI
29AQI
31AQI
38AQI
46AQI
33AQI
34AQI
42AQI
29AQI
30AQI
38AQI
39AQI
38AQI
67AQI
78AQI
46AQI
60AQI
63AQI
57AQI
59AQI
57AQI
60AQI
37AQI
42AQI
38AQI
43AQI
36AQI
47AQI
34AQI
33AQI
36AQI
39AQI
30AQI
44AQI
33AQI
47AQI
40AQI
50AQI
39AQI
51AQI
35AQI
73AQI
72AQI
61AQI
34AQI
48AQI
67AQI
75AQI
66AQI
58AQI
40AQI
47AQI
46AQI
39AQI
50AQI
34AQI
31AQI
30AQI
41AQI
32AQI
46AQI
65AQI
81AQI
74AQI
52AQI
48AQI
31AQI
30AQI
31AQI
66AQI
37AQI
26AQI
36AQI
24AQI
42AQI
61AQI
57AQI
37AQI
25AQI
31AQI
24AQI
41AQI
73AQI
59AQI
32AQI
53AQI
26AQI
27AQI
25AQI
47AQI
36AQI
41AQI
33AQI
32AQI
37AQI
48AQI
43AQI
48AQI
63AQI
66AQI
59AQI
50AQI
31AQI
20AQI
23AQI
17AQI
18AQI
19AQI
18AQI
51AQI
42AQI
26AQI
21AQI
18AQI
35AQI
47AQI
55AQI
56AQI
36AQI
34AQI
36AQI
26AQI
38AQI
34AQI
21AQI
23AQI
25AQI
29AQI
35AQI
36AQI
21AQI
23AQI
21AQI
26AQI
40AQI
41AQI
33AQI
35AQI
41AQI
50AQI
42AQI
30AQI
29AQI
21AQI
22AQI
28AQI
32AQI
24AQI
18AQI
19AQI
23AQI
27AQI
26AQI
25AQI
18AQI
20AQI
17AQI
19AQI
27AQI
60AQI
45AQI
42AQI
51AQI
47AQI
30AQI
26AQI
23AQI
31AQI
33AQI
33AQI
47AQI
55AQI
54AQI
29AQI
25AQI
25AQI
18AQI
16AQI
13AQI
18AQI
23AQI
28AQI
21AQI
19AQI
18AQI
22AQI
17AQI
20AQI
21AQI
21AQI
23AQI
24AQI
23AQI
28AQI
28AQI
27AQI
37AQI
24AQI
25AQI
20AQI
24AQI
22AQI
18AQI
16AQI
56AQI
61AQI
29AQI
27AQI
24AQI
19AQI
19AQI
18AQI
22AQI
20AQI
21AQI
23AQI
25AQI
26AQI
28AQI
27AQI
21AQI
25AQI
40AQI
52AQI
55AQI
43AQI
35AQI
39AQI
42AQI
38AQI
44AQI
42AQI
39AQI
33AQI
30AQI
32AQI
30AQI
30AQI
30AQI
24AQI
22AQI
20AQI
22AQI
23AQI
21AQI
26AQI
22AQI
19AQI
18AQI
24AQI
25AQI
21AQI
20AQI
22AQI
19AQI
18AQI
18AQI
28AQI
25AQI
20AQI
17AQI
22AQI
23AQI
19AQI
17AQI
18AQI
18AQI
27AQI
32AQI
20AQI
18AQI
40AQI
46AQI
47AQI
56AQI
37AQI
49AQI
49AQI
47AQI
56AQI
52AQI
53AQI
57AQI
44AQI
47AQI
43AQI
37AQI
30AQI
31AQI
25AQI
32AQI
23AQI
50AQI
No. of days
202535AQI
Highest AQI recorded in
October50AQI
Lowest AQI recorded in
September23AQI
202435AQI
Highest AQI recorded in
January42AQI
Lowest AQI recorded in
July23AQI
202338AQI
Highest AQI recorded in
January51AQI
Lowest AQI recorded in
August26AQI
202237AQI
Highest AQI recorded in
December58AQI
Lowest AQI recorded in
July26AQI
202134AQI
Highest AQI recorded in
March43AQI
Lowest AQI recorded in
August26AQI
202031AQI
Highest AQI recorded in
March56AQI
Lowest AQI recorded in
July22AQI
Most & Least Polluted Years Over the Last 6 Years
Jean Macac School's annual 2025 AQI (35) shows an average percentage change of 0.8% (worsened AQI) compared to previous years: 2020 (31), 2021 (34), 2022 (37), 2023 (38), 2024 (35).