Plessis, Saint Nazaire, Pays De La Loire, 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
Plessis, Saint Nazaire, Pays De La Loire, France
AQI Trends: Highest and Lowest
Same Day Analysis (7th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 26 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 7th Aug - 8th Aug 2025
Plessis, Saint Nazaire, Pays De La Loire, France
6 AM7th Aug 2025
9 PM
5 AM8th Aug 2025
30AQI
22AQI
26AQI
24AQI
In the last 24 hours,
Plessis's AQI reached its highest point of 30 at 6 AM during the Day, while the lowest point, undefined, was recorded at 5 AM during the Night between 7th Aug and 8th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Plessis, Saint Nazaire, Pays De La Loire, France
19°C10/26°C
23°C14/30°C
25°C17/33°C
26°C18/33°C
23°C18/28°C
20°C16/23°C
19°C15/22°C
20°C17/23°C
20°C15/26°C
21°C15/27°C
19°C17/22°C
18°C17/20°C
18°C17/21°C
19°C16/22°C
18°C14/21°C
18°C13/22°C
18°C13/23°C
19°C14/22°C
17°C14/18°C
18°C13/22°C
18°C13/21°C
19°C15/24°C
18°C14/22°C
19°C14/24°C
17°C12/23°C
17°C12/23°C
20°C16/24°C
20°C14/25°C
18°C13/26°C
20°C14/25°C
--°C/°C
26AQI
25AQI
25AQI
25AQI
2025 Days Vs Air Quality
Plessis, Saint Nazaire, Pays De La Loire, France
86%
189
14%
30
Total number of days with different AQI categories in last 220 days in 2025 (145 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2025, 86% of 220 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
Plessis, Saint Nazaire, Pays De La Loire, France
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
36AQI
38AQI
33AQI
36AQI
38AQI
30AQI
30AQI
37AQI
39AQI
34AQI
40AQI
55AQI
50AQI
70AQI
94AQI
53AQI
66AQI
65AQI
60AQI
58AQI
57AQI
49AQI
37AQI
35AQI
31AQI
36AQI
32AQI
47AQI
37AQI
38AQI
45AQI
33AQI
51AQI
43AQI
45AQI
38AQI
41AQI
42AQI
37AQI
45AQI
37AQI
47AQI
54AQI
68AQI
53AQI
59AQI
72AQI
79AQI
77AQI
57AQI
30AQI
49AQI
34AQI
22AQI
29AQI
23AQI
29AQI
29AQI
27AQI
39AQI
46AQI
52AQI
59AQI
61AQI
38AQI
31AQI
22AQI
21AQI
30AQI
38AQI
31AQI
30AQI
35AQI
37AQI
51AQI
53AQI
51AQI
28AQI
23AQI
30AQI
21AQI
21AQI
29AQI
55AQI
55AQI
55AQI
36AQI
23AQI
20AQI
34AQI
31AQI
26AQI
20AQI
24AQI
22AQI
26AQI
22AQI
32AQI
45AQI
48AQI
40AQI
35AQI
25AQI
20AQI
23AQI
15AQI
14AQI
17AQI
14AQI
23AQI
29AQI
20AQI
21AQI
16AQI
36AQI
48AQI
63AQI
45AQI
21AQI
25AQI
28AQI
32AQI
46AQI
35AQI
16AQI
24AQI
30AQI
33AQI
33AQI
24AQI
17AQI
20AQI
20AQI
21AQI
38AQI
33AQI
34AQI
31AQI
30AQI
40AQI
37AQI
30AQI
30AQI
24AQI
17AQI
24AQI
22AQI
18AQI
17AQI
17AQI
21AQI
25AQI
20AQI
24AQI
19AQI
19AQI
22AQI
17AQI
19AQI
37AQI
54AQI
42AQI
48AQI
41AQI
33AQI
22AQI
26AQI
27AQI
27AQI
31AQI
37AQI
48AQI
52AQI
38AQI
28AQI
24AQI
20AQI
16AQI
15AQI
15AQI
19AQI
27AQI
23AQI
18AQI
17AQI
17AQI
17AQI
16AQI
18AQI
19AQI
19AQI
21AQI
22AQI
23AQI
24AQI
23AQI
33AQI
29AQI
25AQI
20AQI
23AQI
23AQI
20AQI
15AQI
30AQI
48AQI
48AQI
26AQI
29AQI
23AQI
19AQI
23AQI
21AQI
23AQI
23AQI
26AQI
24AQI
26AQI
26AQI
45AQI
45AQI
37AQI
28AQI
27AQI
29AQI
24AQI
24AQI
No. of days
202533AQI
Highest AQI recorded in
January45AQI
Lowest AQI recorded in
July24AQI
202435AQI
Highest AQI recorded in
January46AQI
Lowest AQI recorded in
July29AQI
202338AQI
Highest AQI recorded in
February51AQI
Lowest AQI recorded in
August29AQI
202240AQI
Highest AQI recorded in
December53AQI
Lowest AQI recorded in
September31AQI
202136AQI
Highest AQI recorded in
November45AQI
Lowest AQI recorded in
August24AQI
202030AQI
Highest AQI recorded in
March64AQI
Lowest AQI recorded in
July23AQI
Most & Least Polluted Years Over the Last 6 Years
Plessis's annual 2025 AQI (33) shows an average percentage change of -6.09% (improved AQI) compared to previous years: 2020 (30), 2021 (36), 2022 (40), 2023 (38), 2024 (35).