Interlaken, Bern, 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
Interlaken, Bern, Switzerland
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 26 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Interlaken, Bern, Switzerland
5 AM2nd Aug 2025
9 PM
4 AM3rd Aug 2025
AQI
AQI
30AQI
15AQI
In the last 24 hours,
Interlaken's AQI reached its highest point of 30 at 5 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Interlaken, Bern, Switzerland
14°C11/18°C
15°C11/19°C
13°C9/17°C
9°C6/12°C
5°C3/6°C
8°C0/14°C
10°C4/16°C
12°C6/18°C
13°C7/18°C
13°C9/17°C
13°C10/19°C
13°C10/17°C
11°C8/16°C
13°C8/18°C
15°C8/21°C
15°C11/22°C
14°C10/20°C
11°C8/16°C
11°C7/16°C
12°C6/17°C
10°C8/13°C
9°C6/11°C
9°C6/12°C
10°C8/14°C
6°C6/7°C
8°C6/11°C
9°C4/14°C
11°C6/15°C
11°C7/14°C
--°C/°C
--°C/°C
24AQI
22AQI
25AQI
23AQI
2025 Days Vs Air Quality
Interlaken, Bern, Switzerland
97%
207
3%
6
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 97%
Health Risk Level:
Very Low
In 2025, 97% of 214 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Interlaken, Bern, Switzerland
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
37AQI
35AQI
33AQI
33AQI
31AQI
29AQI
31AQI
35AQI
30AQI
31AQI
30AQI
31AQI
34AQI
39AQI
43AQI
35AQI
32AQI
33AQI
35AQI
35AQI
34AQI
30AQI
31AQI
30AQI
29AQI
30AQI
27AQI
29AQI
40AQI
28AQI
30AQI
28AQI
29AQI
33AQI
33AQI
33AQI
34AQI
35AQI
31AQI
33AQI
30AQI
28AQI
28AQI
22AQI
15AQI
18AQI
17AQI
17AQI
19AQI
18AQI
22AQI
21AQI
18AQI
21AQI
20AQI
15AQI
17AQI
17AQI
18AQI
18AQI
17AQI
20AQI
22AQI
19AQI
19AQI
19AQI
19AQI
26AQI
22AQI
18AQI
15AQI
18AQI
20AQI
21AQI
17AQI
21AQI
20AQI
23AQI
29AQI
31AQI
20AQI
17AQI
20AQI
29AQI
37AQI
37AQI
34AQI
31AQI
31AQI
34AQI
27AQI
35AQI
29AQI
30AQI
26AQI
26AQI
21AQI
24AQI
20AQI
24AQI
19AQI
20AQI
20AQI
23AQI
18AQI
11AQI
18AQI
17AQI
17AQI
16AQI
13AQI
13AQI
15AQI
15AQI
16AQI
16AQI
14AQI
17AQI
17AQI
17AQI
22AQI
28AQI
49AQI
20AQI
21AQI
16AQI
24AQI
18AQI
16AQI
16AQI
18AQI
19AQI
19AQI
28AQI
21AQI
19AQI
18AQI
20AQI
24AQI
21AQI
19AQI
15AQI
20AQI
21AQI
17AQI
22AQI
16AQI
18AQI
21AQI
18AQI
16AQI
20AQI
19AQI
23AQI
20AQI
19AQI
19AQI
20AQI
58AQI
77AQI
56AQI
51AQI
48AQI
51AQI
48AQI
44AQI
34AQI
32AQI
33AQI
33AQI
34AQI
37AQI
39AQI
39AQI
34AQI
32AQI
34AQI
26AQI
21AQI
22AQI
27AQI
43AQI
51AQI
43AQI
41AQI
37AQI
30AQI
21AQI
22AQI
21AQI
21AQI
24AQI
22AQI
25AQI
22AQI
28AQI
24AQI
22AQI
23AQI
28AQI
28AQI
24AQI
21AQI
21AQI
19AQI
18AQI
19AQI
18AQI
17AQI
20AQI
20AQI
23AQI
26AQI
33AQI
24AQI
23AQI
20AQI
21AQI
35AQI
26AQI
26AQI
No. of days
202526AQI
Highest AQI recorded in
June35AQI
Lowest AQI recorded in
April20AQI
202430AQI
Highest AQI recorded in
December39AQI
Lowest AQI recorded in
October20AQI
202330AQI
Highest AQI recorded in
June37AQI
Lowest AQI recorded in
November26AQI
202229AQI
Highest AQI recorded in
March35AQI
Lowest AQI recorded in
October25AQI
202130AQI
Highest AQI recorded in
February34AQI
Lowest AQI recorded in
January25AQI
202028AQI
Highest AQI recorded in
May32AQI
Lowest AQI recorded in
December24AQI
Most & Least Polluted Years Over the Last 6 Years
Interlaken's annual 2025 AQI (26) shows an average percentage change of -12.002% (improved AQI) compared to previous years: 2020 (28), 2021 (30), 2022 (29), 2023 (30), 2024 (30).