Strasbourg, Grand Est, France Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Strasbourg, Grand Est, France
AQI Trends: Highest and Lowest
Same Day Analysis (16th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 18 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 16th Sep - 17th Sep 2025
Strasbourg, Grand Est, France
6 AM16th Sep 2025
8 PM
5 AM17th Sep 2025
27AQI
17AQI
22AQI
16AQI
In the last 24 hours,
Strasbourg's AQI reached its highest point of 27 at 1 PM during the Day, while the lowest point, 16, was recorded at 6 AM during the Night between 16th Sep and 17th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Strasbourg, Grand Est, France
21°C13/29°C
23°C16/31°C
21°C18/25°C
19°C16/22°C
19°C15/25°C
16°C11/23°C
18°C11/24°C
18°C10/26°C
22°C13/31°C
22°C17/29°C
19°C16/22°C
18°C14/23°C
17°C13/22°C
19°C13/25°C
18°C15/21°C
17°C13/22°C
20°C15/26°C
18°C14/24°C
16°C12/20°C
17°C11/24°C
19°C12/26°C
17°C15/19°C
17°C13/20°C
16°C12/21°C
17°C14/21°C
16°C12/20°C
16°C12/22°C
17°C14/21°C
19°C16/22°C
16°C13/19°C
--°C/°C
31AQI
27AQI
29AQI
26AQI
2025 Days Vs Air Quality
Strasbourg, Grand Est, France
59%
152
41%
107
Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)
Under WHO’s Safe Air Quality Limits: 59%
Health Risk Level:
Considerable
In 2025, 59% of 260 days were within WHO’s safe air quality limits, and 41% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Strasbourg, Grand Est, France
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
77AQI
55AQI
55AQI
57AQI
55AQI
46AQI
43AQI
44AQI
44AQI
46AQI
60AQI
61AQI
55AQI
64AQI
78AQI
64AQI
65AQI
66AQI
79AQI
85AQI
77AQI
68AQI
61AQI
50AQI
49AQI
46AQI
42AQI
44AQI
43AQI
50AQI
49AQI
56AQI
61AQI
72AQI
70AQI
78AQI
67AQI
59AQI
72AQI
81AQI
92AQI
76AQI
63AQI
59AQI
75AQI
77AQI
69AQI
64AQI
67AQI
73AQI
80AQI
68AQI
63AQI
52AQI
53AQI
52AQI
45AQI
46AQI
49AQI
55AQI
53AQI
59AQI
67AQI
70AQI
69AQI
65AQI
66AQI
80AQI
69AQI
58AQI
70AQI
64AQI
58AQI
62AQI
61AQI
60AQI
49AQI
56AQI
60AQI
62AQI
56AQI
47AQI
49AQI
59AQI
67AQI
54AQI
58AQI
62AQI
55AQI
49AQI
48AQI
51AQI
54AQI
54AQI
54AQI
43AQI
42AQI
46AQI
51AQI
58AQI
59AQI
55AQI
53AQI
51AQI
50AQI
45AQI
45AQI
46AQI
46AQI
46AQI
42AQI
41AQI
48AQI
43AQI
44AQI
54AQI
47AQI
45AQI
48AQI
52AQI
54AQI
54AQI
54AQI
47AQI
39AQI
40AQI
43AQI
47AQI
47AQI
44AQI
44AQI
39AQI
43AQI
49AQI
51AQI
40AQI
49AQI
50AQI
47AQI
44AQI
49AQI
48AQI
42AQI
40AQI
38AQI
36AQI
39AQI
36AQI
39AQI
39AQI
45AQI
46AQI
45AQI
44AQI
44AQI
37AQI
35AQI
34AQI
35AQI
43AQI
54AQI
55AQI
55AQI
58AQI
59AQI
55AQI
49AQI
47AQI
50AQI
54AQI
52AQI
51AQI
51AQI
53AQI
50AQI
49AQI
49AQI
47AQI
44AQI
43AQI
44AQI
47AQI
52AQI
52AQI
51AQI
50AQI
49AQI
44AQI
42AQI
40AQI
42AQI
46AQI
42AQI
44AQI
43AQI
41AQI
40AQI
33AQI
32AQI
37AQI
34AQI
27AQI
20AQI
19AQI
20AQI
23AQI
29AQI
31AQI
29AQI
29AQI
29AQI
25AQI
23AQI
22AQI
22AQI
23AQI
25AQI
30AQI
28AQI
32AQI
40AQI
44AQI
52AQI
55AQI
60AQI
61AQI
62AQI
61AQI
57AQI
41AQI
41AQI
47AQI
49AQI
42AQI
32AQI
29AQI
27AQI
34AQI
42AQI
48AQI
31AQI
20AQI
17AQI
16AQI
16AQI
18AQI
28AQI
19AQI
20AQI
21AQI
32AQI
41AQI
35AQI
26AQI
20AQI
19AQI
17AQI
15AQI
18AQI
57AQI
66AQI
60AQI
49AQI
44AQI
48AQI
37AQI
39AQI
23AQI
No. of days
202548AQI
Highest AQI recorded in
February66AQI
Lowest AQI recorded in
September23AQI
202446AQI
Highest AQI recorded in
January64AQI
Lowest AQI recorded in
July28AQI
202352AQI
Highest AQI recorded in
February60AQI
Lowest AQI recorded in
April46AQI
202263AQI
Highest AQI recorded in
June64AQI
Lowest AQI recorded in
November51AQI
202151AQI
Highest AQI recorded in
June63AQI
Lowest AQI recorded in
January21AQI
202028AQI
Highest AQI recorded in
March48AQI
Lowest AQI recorded in
October19AQI
Most & Least Polluted Years Over the Last 6 Years
Strasbourg's annual 2025 AQI (48) shows an average percentage change of 8.1% (worsened AQI) compared to previous years: 2020 (28), 2021 (51), 2022 (63), 2023 (52), 2024 (46).