Because On The Rhine, Riehen, Basel Stadt, Switzerland 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
Because On The Rhine, Riehen, Basel Stadt, Switzerland
AQI Trends: Highest and Lowest
Same Day Analysis (16th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 30 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 15th Aug - 16th Aug 2026
Because On The Rhine, Riehen, Basel Stadt, Switzerland
6 AM15th Aug 2026
9 PM
5 AM16th Aug 2026
29AQI
23AQI
40AQI
27AQI
In the last 24 hours,
Because On The Rhine's AQI reached its highest point of 40 at 1 AM during the Night, while the lowest point, 23, was recorded at 6 AM during the Day between 15th Aug and 16th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Because On The Rhine, Riehen, Basel Stadt, Switzerland
21°C15/28°C
19°C13/26°C
18°C10/27°C
17°C9/25°C
19°C10/27°C
19°C11/26°C
20°C10/30°C
22°C12/32°C
21°C14/29°C
20°C15/28°C
22°C14/32°C
27°C17/37°C
26°C18/38°C
25°C17/34°C
22°C16/29°C
24°C15/34°C
24°C18/37°C
24°C17/36°C
23°C16/31°C
23°C17/30°C
21°C14/30°C
22°C13/32°C
24°C17/36°C
24°C16/33°C
25°C16/34°C
24°C15/35°C
25°C16/36°C
27°C17/37°C
26°C18/37°C
24°C18/32°C
34AQI
31AQI
33AQI
31AQI
2026 Days Vs Air Quality
Because On The Rhine, Riehen, Basel Stadt, Switzerland
88%
197
12%
27
0.4%
1
Total number of days with different AQI categories in last 228 days in 2026 (137 days remaining)
Under WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2026, 88% of 228 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
Because On The Rhine, Riehen, Basel Stadt, Switzerland
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
111AQI (US)
51AQI (US)
23AQI (US)
41AQI (US)
47AQI (US)
60AQI (US)
72AQI (US)
56AQI (US)
18AQI (US)
10AQI (US)
47AQI (US)
48AQI (US)
39AQI (US)
40AQI (US)
46AQI (US)
50AQI (US)
64AQI (US)
74AQI (US)
61AQI (US)
58AQI (US)
59AQI (US)
62AQI (US)
74AQI (US)
68AQI (US)
76AQI (US)
89AQI (US)
22AQI (US)
28AQI (US)
33AQI (US)
37AQI (US)
40AQI (US)
48AQI (US)
52AQI (US)
48AQI (US)
33AQI (US)
53AQI (US)
46AQI (US)
15AQI (US)
29AQI (US)
48AQI (US)
40AQI (US)
20AQI (US)
23AQI (US)
38AQI (US)
42AQI (US)
35AQI (US)
35AQI (US)
39AQI (US)
35AQI (US)
36AQI (US)
28AQI (US)
21AQI (US)
22AQI (US)
32AQI (US)
27AQI (US)
33AQI (US)
32AQI (US)
36AQI (US)
34AQI (US)
34AQI (US)
47AQI (US)
45AQI (US)
44AQI (US)
60AQI (US)
63AQI (US)
70AQI (US)
83AQI (US)
67AQI (US)
45AQI (US)
23AQI (US)
20AQI (US)
39AQI (US)
34AQI (US)
28AQI (US)
35AQI (US)
31AQI (US)
29AQI (US)
68AQI (US)
61AQI (US)
44AQI (US)
43AQI (US)
43AQI (US)
37AQI (US)
35AQI (US)
11AQI (US)
17AQI (US)
29AQI (US)
26AQI (US)
21AQI (US)
28AQI (US)
30AQI (US)
26AQI (US)
27AQI (US)
24AQI (US)
30AQI (US)
24AQI (US)
27AQI (US)
26AQI (US)
26AQI (US)
28AQI (US)
39AQI (US)
27AQI (US)
14AQI (US)
21AQI (US)
39AQI (US)
32AQI (US)
26AQI (US)
26AQI (US)
22AQI (US)
20AQI (US)
22AQI (US)
21AQI (US)
26AQI (US)
25AQI (US)
26AQI (US)
23AQI (US)
20AQI (US)
21AQI (US)
25AQI (US)
23AQI (US)
20AQI (US)
24AQI (US)
29AQI (US)
26AQI (US)
18AQI (US)
22AQI (US)
27AQI (US)
24AQI (US)
20AQI (US)
21AQI (US)
20AQI (US)
27AQI (US)
36AQI (US)
37AQI (US)
34AQI (US)
34AQI (US)
34AQI (US)
33AQI (US)
38AQI (US)
40AQI (US)
52AQI (US)
42AQI (US)
35AQI (US)
28AQI (US)
28AQI (US)
26AQI (US)
25AQI (US)
26AQI (US)
28AQI (US)
25AQI (US)
19AQI (US)
18AQI (US)
18AQI (US)
22AQI (US)
21AQI (US)
22AQI (US)
23AQI (US)
21AQI (US)
19AQI (US)
20AQI (US)
21AQI (US)
22AQI (US)
21AQI (US)
25AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
24AQI (US)
21AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
27AQI (US)
30AQI (US)
30AQI (US)
27AQI (US)
35AQI (US)
23AQI (US)
24AQI (US)
23AQI (US)
25AQI (US)
23AQI (US)
21AQI (US)
22AQI (US)
21AQI (US)
25AQI (US)
25AQI (US)
28AQI (US)
28AQI (US)
25AQI (US)
24AQI (US)
28AQI (US)
26AQI (US)
27AQI (US)
23AQI (US)
25AQI (US)
38AQI (US)
28AQI (US)
23AQI (US)
26AQI (US)
24AQI (US)
24AQI (US)
25AQI (US)
48AQI (US)
25AQI (US)
23AQI (US)
33AQI (US)
51AQI (US)
63AQI (US)
51AQI (US)
44AQI (US)
46AQI (US)
43AQI (US)
32AQI (US)
24AQI (US)
28AQI (US)
24AQI (US)
25AQI (US)
28AQI (US)
42AQI (US)
34AQI (US)
27AQI (US)
24AQI (US)
26AQI (US)
30AQI (US)
52AQI (US)
35AQI (US)
41AQI (US)
26AQI (US)
29AQI (US)
24AQI (US)
28AQI (US)
33AQI (US)
No. of days
202634AQI (US)
Highest AQI (US) recorded in
January52AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202542AQI (US)
Highest AQI (US) recorded in
February62AQI (US)
Lowest AQI (US) recorded in
September22AQI (US)
202434AQI (US)
Highest AQI (US) recorded in
January52AQI (US)
Lowest AQI (US) recorded in
October24AQI (US)
202337AQI (US)
Highest AQI (US) recorded in
February55AQI (US)
Lowest AQI (US) recorded in
November24AQI (US)
202241AQI (US)
Highest AQI (US) recorded in
March72AQI (US)
Lowest AQI (US) recorded in
September24AQI (US)
202140AQI (US)
Highest AQI (US) recorded in
February55AQI (US)
Lowest AQI (US) recorded in
August30AQI (US)
202039AQI (US)
Highest AQI (US) recorded in
March56AQI (US)
Lowest AQI (US) recorded in
October29AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Because On The Rhine's annual 2026 AQI (US) (34) shows an average percentage change of -12.008% (improved AQI (US)) compared to previous years: 2020 (39), 2021 (40), 2022 (41), 2023 (37), 2024 (34), 2025 (42).