Bayreuth, Bavaria, Germany 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
Bayreuth, Bavaria, Germany
AQI Trends: Highest and Lowest
Same Day Analysis (28th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 36 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 28th Sep - 29th Sep 2026
Bayreuth, Bavaria, Germany
6 AM28th Sep 2026
7 PM
5 AM29th Sep 2026
46AQI
23AQI
62AQI
30AQI
In the last 24 hours,
Bayreuth's AQI reached its highest point of 62 at 5 AM during the Night, while the lowest point, 23, was recorded at 3 PM during the Day between 28th Sep and 29th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Bayreuth, Bavaria, Germany
16°C13/19°C
15°C10/19°C
16°C13/20°C
15°C14/19°C
18°C14/24°C
15°C10/18°C
14°C9/18°C
17°C13/22°C
20°C16/25°C
15°C12/20°C
12°C8/16°C
14°C10/18°C
14°C11/18°C
13°C12/15°C
14°C10/18°C
17°C13/21°C
15°C12/20°C
13°C9/16°C
12°C10/15°C
13°C10/17°C
13°C10/17°C
10°C5/12°C
10°C6/13°C
11°C7/15°C
10°C9/12°C
10°C7/14°C
13°C9/19°C
15°C12/19°C
16°C12/21°C
16°C12/20°C
58AQI
37AQI
68AQI
47AQI
2026 Days Vs Air Quality
Bayreuth, Bavaria, Germany
71%
191
28%
74
1%
3
Total number of days with different AQI categories in last 272 days in 2026 (93 days remaining)
Under WHO’s Safe Air Quality Limits: 71%
Health Risk Level:
Low
In 2026, 71% of 272 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
Bayreuth, Bavaria, Germany
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
57AQI (US)
23AQI (US)
25AQI (US)
31AQI (US)
45AQI (US)
58AQI (US)
64AQI (US)
49AQI (US)
36AQI (US)
40AQI (US)
47AQI (US)
62AQI (US)
41AQI (US)
35AQI (US)
53AQI (US)
45AQI (US)
44AQI (US)
45AQI (US)
48AQI (US)
71AQI (US)
82AQI (US)
82AQI (US)
83AQI (US)
95AQI (US)
75AQI (US)
62AQI (US)
46AQI (US)
57AQI (US)
81AQI (US)
72AQI (US)
64AQI (US)
86AQI (US)
89AQI (US)
63AQI (US)
64AQI (US)
49AQI (US)
59AQI (US)
66AQI (US)
49AQI (US)
60AQI (US)
57AQI (US)
51AQI (US)
39AQI (US)
83AQI (US)
32AQI (US)
29AQI (US)
43AQI (US)
70AQI (US)
48AQI (US)
48AQI (US)
72AQI (US)
30AQI (US)
17AQI (US)
59AQI (US)
63AQI (US)
44AQI (US)
40AQI (US)
54AQI (US)
39AQI (US)
37AQI (US)
49AQI (US)
65AQI (US)
72AQI (US)
64AQI (US)
64AQI (US)
82AQI (US)
75AQI (US)
71AQI (US)
88AQI (US)
43AQI (US)
42AQI (US)
51AQI (US)
46AQI (US)
55AQI (US)
30AQI (US)
37AQI (US)
68AQI (US)
68AQI (US)
81AQI (US)
78AQI (US)
46AQI (US)
62AQI (US)
68AQI (US)
48AQI (US)
20AQI (US)
45AQI (US)
49AQI (US)
35AQI (US)
71AQI (US)
73AQI (US)
74AQI (US)
44AQI (US)
29AQI (US)
14AQI (US)
27AQI (US)
82AQI (US)
55AQI (US)
86AQI (US)
105AQI (US)
46AQI (US)
36AQI (US)
42AQI (US)
47AQI (US)
33AQI (US)
46AQI (US)
49AQI (US)
57AQI (US)
28AQI (US)
26AQI (US)
39AQI (US)
67AQI (US)
40AQI (US)
18AQI (US)
28AQI (US)
76AQI (US)
32AQI (US)
43AQI (US)
46AQI (US)
43AQI (US)
52AQI (US)
49AQI (US)
36AQI (US)
36AQI (US)
15AQI (US)
12AQI (US)
27AQI (US)
23AQI (US)
19AQI (US)
25AQI (US)
73AQI (US)
24AQI (US)
36AQI (US)
36AQI (US)
41AQI (US)
31AQI (US)
34AQI (US)
34AQI (US)
35AQI (US)
33AQI (US)
39AQI (US)
49AQI (US)
46AQI (US)
38AQI (US)
30AQI (US)
23AQI (US)
34AQI (US)
34AQI (US)
17AQI (US)
17AQI (US)
17AQI (US)
13AQI (US)
23AQI (US)
12AQI (US)
19AQI (US)
24AQI (US)
38AQI (US)
21AQI (US)
29AQI (US)
18AQI (US)
19AQI (US)
15AQI (US)
20AQI (US)
28AQI (US)
21AQI (US)
18AQI (US)
16AQI (US)
19AQI (US)
20AQI (US)
31AQI (US)
33AQI (US)
27AQI (US)
26AQI (US)
31AQI (US)
22AQI (US)
36AQI (US)
34AQI (US)
16AQI (US)
14AQI (US)
13AQI (US)
18AQI (US)
24AQI (US)
62AQI (US)
20AQI (US)
12AQI (US)
23AQI (US)
15AQI (US)
14AQI (US)
17AQI (US)
19AQI (US)
16AQI (US)
24AQI (US)
28AQI (US)
22AQI (US)
18AQI (US)
23AQI (US)
30AQI (US)
31AQI (US)
31AQI (US)
36AQI (US)
33AQI (US)
34AQI (US)
29AQI (US)
30AQI (US)
26AQI (US)
31AQI (US)
28AQI (US)
33AQI (US)
50AQI (US)
57AQI (US)
42AQI (US)
22AQI (US)
46AQI (US)
49AQI (US)
35AQI (US)
35AQI (US)
56AQI (US)
52AQI (US)
33AQI (US)
46AQI (US)
35AQI (US)
34AQI (US)
37AQI (US)
34AQI (US)
28AQI (US)
38AQI (US)
47AQI (US)
30AQI (US)
21AQI (US)
21AQI (US)
41AQI (US)
44AQI (US)
40AQI (US)
41AQI (US)
40AQI (US)
37AQI (US)
36AQI (US)
43AQI (US)
47AQI (US)
65AQI (US)
71AQI (US)
73AQI (US)
51AQI (US)
43AQI (US)
42AQI (US)
62AQI (US)
49AQI (US)
103AQI (US)
51AQI (US)
53AQI (US)
114AQI (US)
88AQI (US)
76AQI (US)
36AQI (US)
51AQI (US)
48AQI (US)
41AQI (US)
39AQI (US)
41AQI (US)
35AQI (US)
31AQI (US)
32AQI (US)
41AQI (US)
38AQI (US)
47AQI (US)
67AQI (US)
56AQI (US)
39AQI (US)
36AQI (US)
55AQI (US)
54AQI (US)
58AQI (US)
47AQI (US)
34AQI (US)
23AQI (US)
27AQI (US)
40AQI (US)
53AQI (US)
No. of days
202643AQI (US)
Highest AQI (US) recorded in
March58AQI (US)
Lowest AQI (US) recorded in
June23AQI (US)
202541AQI (US)
Highest AQI (US) recorded in
February63AQI (US)
Lowest AQI (US) recorded in
September23AQI (US)
202420AQI (US)
Highest AQI (US) recorded in
December41AQI (US)
Lowest AQI (US) recorded in
May11AQI (US)
202313AQI (US)
Highest AQI (US) recorded in
February18AQI (US)
Lowest AQI (US) recorded in
November9AQI (US)
202215AQI (US)
Highest AQI (US) recorded in
March25AQI (US)
Lowest AQI (US) recorded in
February10AQI (US)
202115AQI (US)
Highest AQI (US) recorded in
February20AQI (US)
Lowest AQI (US) recorded in
May9AQI (US)
202015AQI (US)
Highest AQI (US) recorded in
March22AQI (US)
Lowest AQI (US) recorded in
October11AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Bayreuth's annual 2026 AQI (US) (43) shows an average percentage change of 151.7% (worsened AQI (US)) compared to previous years: 2020 (15), 2021 (15), 2022 (15), 2023 (13), 2024 (20), 2025 (41).