Saint Malo, Bretagne, France 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
Saint Malo, Bretagne, France
AQI Trends: Highest and Lowest
Same Day Analysis (8th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 30 of Good air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Aug - 9th Aug 2025
Saint Malo, Bretagne, France
6 AM8th Aug 2025
9 PM
5 AM9th Aug 2025
36AQI
23AQI
28AQI
19AQI
In the last 24 hours,
Saint Malo's AQI reached its highest point of 36 at 10 AM during the Day, while the lowest point, 19, was recorded at 3 AM during the Night between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Saint Malo, Bretagne, France
20°C15/24°C
22°C17/26°C
22°C18/27°C
21°C18/27°C
19°C16/23°C
18°C14/22°C
19°C16/22°C
20°C16/24°C
19°C17/22°C
18°C17/23°C
18°C16/20°C
17°C15/20°C
17°C14/20°C
17°C16/19°C
18°C16/20°C
18°C16/20°C
18°C15/21°C
18°C16/20°C
18°C16/20°C
18°C16/20°C
19°C17/21°C
19°C16/21°C
18°C16/19°C
17°C15/19°C
18°C15/21°C
20°C17/25°C
18°C16/19°C
18°C15/22°C
19°C15/24°C
19°C17/22°C
--°C/°C
27AQI
25AQI
27AQI
27AQI
2025 Days Vs Air Quality
Saint Malo, Bretagne, France
85%
187
15%
32
0.4%
1
Total number of days with different AQI categories in last 221 days in 2025 (144 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2025, 85% of 221 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
Saint Malo, Bretagne, France
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
31AQI
29AQI
48AQI
50AQI
31AQI
34AQI
29AQI
35AQI
28AQI
28AQI
46AQI
69AQI
63AQI
90AQI
107AQI
52AQI
62AQI
62AQI
54AQI
52AQI
53AQI
53AQI
32AQI
32AQI
31AQI
33AQI
32AQI
42AQI
33AQI
33AQI
34AQI
32AQI
55AQI
46AQI
34AQI
40AQI
43AQI
47AQI
48AQI
50AQI
39AQI
63AQI
66AQI
68AQI
60AQI
62AQI
70AQI
80AQI
78AQI
70AQI
35AQI
42AQI
39AQI
31AQI
35AQI
33AQI
29AQI
29AQI
45AQI
39AQI
50AQI
66AQI
81AQI
87AQI
54AQI
39AQI
32AQI
31AQI
34AQI
57AQI
31AQI
28AQI
34AQI
28AQI
48AQI
54AQI
49AQI
43AQI
32AQI
32AQI
22AQI
34AQI
35AQI
41AQI
36AQI
38AQI
31AQI
27AQI
30AQI
35AQI
36AQI
30AQI
31AQI
28AQI
45AQI
51AQI
34AQI
43AQI
51AQI
49AQI
49AQI
45AQI
33AQI
20AQI
24AQI
19AQI
24AQI
18AQI
20AQI
38AQI
36AQI
22AQI
23AQI
31AQI
48AQI
56AQI
64AQI
53AQI
40AQI
41AQI
34AQI
31AQI
43AQI
33AQI
21AQI
24AQI
21AQI
33AQI
36AQI
27AQI
19AQI
20AQI
21AQI
28AQI
35AQI
36AQI
36AQI
35AQI
39AQI
39AQI
32AQI
38AQI
36AQI
28AQI
19AQI
25AQI
17AQI
21AQI
20AQI
19AQI
18AQI
26AQI
24AQI
24AQI
19AQI
18AQI
16AQI
18AQI
23AQI
38AQI
40AQI
26AQI
38AQI
33AQI
28AQI
22AQI
22AQI
24AQI
27AQI
32AQI
40AQI
46AQI
49AQI
24AQI
20AQI
17AQI
15AQI
16AQI
13AQI
17AQI
20AQI
29AQI
21AQI
21AQI
19AQI
18AQI
16AQI
18AQI
20AQI
24AQI
26AQI
26AQI
25AQI
30AQI
30AQI
26AQI
34AQI
24AQI
21AQI
21AQI
20AQI
19AQI
20AQI
16AQI
39AQI
54AQI
44AQI
28AQI
29AQI
22AQI
20AQI
22AQI
22AQI
21AQI
23AQI
23AQI
24AQI
26AQI
27AQI
30AQI
45AQI
49AQI
41AQI
37AQI
29AQI
26AQI
25AQI
25AQI
No. of days
202535AQI
Highest AQI recorded in
February49AQI
Lowest AQI recorded in
August25AQI
202435AQI
Highest AQI recorded in
January52AQI
Lowest AQI recorded in
July23AQI
202337AQI
Highest AQI recorded in
February51AQI
Lowest AQI recorded in
July25AQI
202241AQI
Highest AQI recorded in
December60AQI
Lowest AQI recorded in
July30AQI
202140AQI
Highest AQI recorded in
March55AQI
Lowest AQI recorded in
August28AQI
202034AQI
Highest AQI recorded in
November48AQI
Lowest AQI recorded in
July23AQI
Most & Least Polluted Years Over the Last 6 Years
Saint Malo's annual 2025 AQI (35) shows an average percentage change of -4.4% (improved AQI) compared to previous years: 2020 (34), 2021 (40), 2022 (41), 2023 (37), 2024 (35).