Lausanne Cesar Roux, Lausanne, Vaud, 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
Lausanne Cesar Roux, Lausanne, Vaud, Switzerland
AQI Trends: Highest and Lowest
Same Day Analysis (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 31 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Lausanne Cesar Roux, Lausanne, Vaud, Switzerland
6 AM14th Aug 2026
9 PM
5 AM15th Aug 2026
60AQI
25AQI
29AQI
21AQI
In the last 24 hours,
Lausanne Cesar Roux's AQI reached its highest point of 60 at 12 PM during the Day, while the lowest point, 21, was recorded at 11 PM during the Night between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Lausanne Cesar Roux, Lausanne, Vaud, Switzerland
22°C18/28°C
22°C18/26°C
21°C16/26°C
20°C14/25°C
19°C14/25°C
19°C13/25°C
20°C16/25°C
20°C13/26°C
21°C16/28°C
19°C16/23°C
21°C17/25°C
22°C16/28°C
25°C20/31°C
25°C20/30°C
24°C20/29°C
22°C18/27°C
24°C18/29°C
24°C19/31°C
22°C18/29°C
23°C18/28°C
22°C18/27°C
22°C17/27°C
22°C17/28°C
24°C20/30°C
23°C19/28°C
24°C19/32°C
24°C18/31°C
25°C20/32°C
24°C20/31°C
23°C19/29°C
37AQI
33AQI
37AQI
33AQI
2026 Days Vs Air Quality
Lausanne Cesar Roux, Lausanne, Vaud, Switzerland
84%
189
16%
35
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Under WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2026, 84% of 227 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
Lausanne Cesar Roux, Lausanne, Vaud, Switzerland
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
79AQI (US)
43AQI (US)
15AQI (US)
29AQI (US)
51AQI (US)
56AQI (US)
54AQI (US)
29AQI (US)
20AQI (US)
25AQI (US)
23AQI (US)
38AQI (US)
27AQI (US)
34AQI (US)
35AQI (US)
48AQI (US)
73AQI (US)
83AQI (US)
65AQI (US)
52AQI (US)
61AQI (US)
73AQI (US)
73AQI (US)
40AQI (US)
56AQI (US)
32AQI (US)
43AQI (US)
60AQI (US)
49AQI (US)
36AQI (US)
38AQI (US)
58AQI (US)
26AQI (US)
30AQI (US)
46AQI (US)
55AQI (US)
26AQI (US)
23AQI (US)
43AQI (US)
54AQI (US)
33AQI (US)
16AQI (US)
18AQI (US)
22AQI (US)
30AQI (US)
15AQI (US)
30AQI (US)
26AQI (US)
22AQI (US)
19AQI (US)
45AQI (US)
29AQI (US)
25AQI (US)
24AQI (US)
16AQI (US)
26AQI (US)
31AQI (US)
21AQI (US)
54AQI (US)
16AQI (US)
44AQI (US)
52AQI (US)
53AQI (US)
73AQI (US)
80AQI (US)
68AQI (US)
63AQI (US)
60AQI (US)
56AQI (US)
12AQI (US)
10AQI (US)
20AQI (US)
16AQI (US)
20AQI (US)
26AQI (US)
11AQI (US)
32AQI (US)
84AQI (US)
91AQI (US)
73AQI (US)
43AQI (US)
47AQI (US)
76AQI (US)
36AQI (US)
9AQI (US)
14AQI (US)
28AQI (US)
15AQI (US)
23AQI (US)
26AQI (US)
19AQI (US)
47AQI (US)
34AQI (US)
14AQI (US)
19AQI (US)
12AQI (US)
14AQI (US)
16AQI (US)
19AQI (US)
11AQI (US)
24AQI (US)
16AQI (US)
9AQI (US)
8AQI (US)
48AQI (US)
33AQI (US)
27AQI (US)
17AQI (US)
14AQI (US)
14AQI (US)
40AQI (US)
19AQI (US)
16AQI (US)
15AQI (US)
12AQI (US)
21AQI (US)
32AQI (US)
18AQI (US)
17AQI (US)
23AQI (US)
16AQI (US)
13AQI (US)
18AQI (US)
20AQI (US)
21AQI (US)
24AQI (US)
28AQI (US)
23AQI (US)
21AQI (US)
23AQI (US)
23AQI (US)
28AQI (US)
36AQI (US)
37AQI (US)
35AQI (US)
36AQI (US)
36AQI (US)
34AQI (US)
37AQI (US)
38AQI (US)
52AQI (US)
42AQI (US)
47AQI (US)
29AQI (US)
34AQI (US)
24AQI (US)
23AQI (US)
26AQI (US)
23AQI (US)
24AQI (US)
17AQI (US)
17AQI (US)
14AQI (US)
20AQI (US)
20AQI (US)
22AQI (US)
20AQI (US)
18AQI (US)
18AQI (US)
20AQI (US)
21AQI (US)
20AQI (US)
20AQI (US)
26AQI (US)
27AQI (US)
25AQI (US)
23AQI (US)
22AQI (US)
22AQI (US)
22AQI (US)
25AQI (US)
36AQI (US)
23AQI (US)
29AQI (US)
64AQI (US)
45AQI (US)
26AQI (US)
24AQI (US)
22AQI (US)
21AQI (US)
22AQI (US)
19AQI (US)
16AQI (US)
14AQI (US)
12AQI (US)
19AQI (US)
25AQI (US)
27AQI (US)
27AQI (US)
24AQI (US)
27AQI (US)
51AQI (US)
38AQI (US)
27AQI (US)
18AQI (US)
24AQI (US)
34AQI (US)
41AQI (US)
28AQI (US)
30AQI (US)
26AQI (US)
26AQI (US)
29AQI (US)
32AQI (US)
30AQI (US)
24AQI (US)
36AQI (US)
62AQI (US)
69AQI (US)
37AQI (US)
41AQI (US)
49AQI (US)
45AQI (US)
30AQI (US)
24AQI (US)
34AQI (US)
31AQI (US)
24AQI (US)
23AQI (US)
34AQI (US)
49AQI (US)
61AQI (US)
44AQI (US)
31AQI (US)
46AQI (US)
31AQI (US)
41AQI (US)
21AQI (US)
29AQI (US)
24AQI (US)
29AQI (US)
37AQI (US)
No. of days
202632AQI (US)
Highest AQI (US) recorded in
January46AQI (US)
Lowest AQI (US) recorded in
April21AQI (US)
202539AQI (US)
Highest AQI (US) recorded in
February60AQI (US)
Lowest AQI (US) recorded in
September20AQI (US)
202427AQI (US)
Highest AQI (US) recorded in
December43AQI (US)
Lowest AQI (US) recorded in
October20AQI (US)
202324AQI (US)
Highest AQI (US) recorded in
June36AQI (US)
Lowest AQI (US) recorded in
December18AQI (US)
202224AQI (US)
Highest AQI (US) recorded in
August37AQI (US)
Lowest AQI (US) recorded in
December16AQI (US)
202123AQI (US)
Highest AQI (US) recorded in
April29AQI (US)
Lowest AQI (US) recorded in
December15AQI (US)
202024AQI (US)
Highest AQI (US) recorded in
May32AQI (US)
Lowest AQI (US) recorded in
December16AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Lausanne Cesar Roux's annual 2026 AQI (US) (32) shows an average percentage change of 23.2% (worsened AQI (US)) compared to previous years: 2020 (24), 2021 (23), 2022 (24), 2023 (24), 2024 (27), 2025 (39).