Bellinzona, Ticino, 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
Bellinzona, Ticino, Switzerland
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 24 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Bellinzona, Ticino, Switzerland
5 AM2nd Aug 2025
9 PM
4 AM3rd Aug 2025
25AQI
19AQI
34AQI
23AQI
In the last 24 hours,
Bellinzona's AQI reached its highest point of 34 at 2 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
Bellinzona, Ticino, Switzerland
21°C15/29°C
18°C14/21°C
16°C11/20°C
15°C8/23°C
12°C7/18°C
13°C6/22°C
15°C7/23°C
16°C10/22°C
15°C10/20°C
15°C11/18°C
18°C12/25°C
19°C12/25°C
18°C12/24°C
18°C13/26°C
18°C11/24°C
17°C13/23°C
17°C13/23°C
15°C10/20°C
17°C11/24°C
16°C12/20°C
15°C12/18°C
14°C10/19°C
14°C10/19°C
17°C11/23°C
14°C10/19°C
15°C9/22°C
14°C9/20°C
16°C9/22°C
15°C11/20°C
13°C10/18°C
--°C/°C
26AQI
26AQI
26AQI
26AQI
2025 Days Vs Air Quality
Bellinzona, Ticino, Switzerland
69%
146
31%
67
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 69%
Health Risk Level:
Moderate
In 2025, 69% of 215 days were within WHO’s safe air quality limits, and 31% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Bellinzona, Ticino, Switzerland
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
88AQI
77AQI
43AQI
51AQI
70AQI
72AQI
35AQI
46AQI
43AQI
30AQI
40AQI
35AQI
56AQI
73AQI
72AQI
74AQI
69AQI
62AQI
64AQI
64AQI
59AQI
58AQI
58AQI
45AQI
54AQI
42AQI
42AQI
24AQI
28AQI
44AQI
44AQI
57AQI
47AQI
45AQI
62AQI
60AQI
64AQI
75AQI
86AQI
71AQI
67AQI
75AQI
56AQI
66AQI
45AQI
44AQI
75AQI
90AQI
99AQI
95AQI
97AQI
89AQI
87AQI
88AQI
75AQI
83AQI
38AQI
38AQI
41AQI
37AQI
41AQI
41AQI
52AQI
57AQI
66AQI
62AQI
66AQI
63AQI
55AQI
44AQI
37AQI
42AQI
27AQI
31AQI
27AQI
26AQI
33AQI
45AQI
46AQI
58AQI
54AQI
28AQI
29AQI
31AQI
43AQI
29AQI
31AQI
38AQI
27AQI
24AQI
21AQI
24AQI
33AQI
45AQI
55AQI
32AQI
32AQI
49AQI
61AQI
52AQI
47AQI
55AQI
51AQI
46AQI
27AQI
26AQI
18AQI
19AQI
21AQI
20AQI
20AQI
19AQI
24AQI
15AQI
15AQI
16AQI
22AQI
23AQI
32AQI
28AQI
40AQI
42AQI
45AQI
44AQI
21AQI
16AQI
20AQI
24AQI
22AQI
27AQI
30AQI
27AQI
23AQI
23AQI
30AQI
26AQI
21AQI
26AQI
32AQI
36AQI
33AQI
21AQI
18AQI
21AQI
23AQI
26AQI
22AQI
26AQI
25AQI
26AQI
40AQI
52AQI
44AQI
27AQI
36AQI
26AQI
35AQI
51AQI
51AQI
73AQI
70AQI
70AQI
71AQI
72AQI
70AQI
53AQI
44AQI
36AQI
39AQI
50AQI
55AQI
59AQI
60AQI
48AQI
50AQI
56AQI
59AQI
44AQI
36AQI
35AQI
45AQI
36AQI
35AQI
37AQI
41AQI
41AQI
42AQI
28AQI
20AQI
19AQI
21AQI
27AQI
32AQI
33AQI
33AQI
30AQI
36AQI
24AQI
23AQI
29AQI
36AQI
24AQI
18AQI
21AQI
20AQI
17AQI
22AQI
19AQI
18AQI
18AQI
20AQI
23AQI
24AQI
54AQI
68AQI
42AQI
32AQI
28AQI
51AQI
27AQI
24AQI
No. of days
202543AQI
Highest AQI recorded in
February68AQI
Lowest AQI recorded in
August24AQI
202427AQI
Highest AQI recorded in
December44AQI
Lowest AQI recorded in
October19AQI
202326AQI
Highest AQI recorded in
June34AQI
Lowest AQI recorded in
November17AQI
202226AQI
Highest AQI recorded in
July38AQI
Lowest AQI recorded in
October17AQI
202125AQI
Highest AQI recorded in
April33AQI
Lowest AQI recorded in
November15AQI
202025AQI
Highest AQI recorded in
April32AQI
Lowest AQI recorded in
December15AQI
Most & Least Polluted Years Over the Last 6 Years
Bellinzona's annual 2025 AQI (43) shows an average percentage change of 65.3% (worsened AQI) compared to previous years: 2020 (25), 2021 (25), 2022 (26), 2023 (26), 2024 (27).