Bellinzona, Ticino, Switzerland Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
December Air Quality Analysis
Bellinzona, Ticino, Switzerland
AQI Trends: Highest and Lowest
Same Day Analysis (12th December ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 60 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 12th Dec - 13th Dec 2025
Bellinzona, Ticino, Switzerland
7 AM12th Dec 2025
4 PM
6 AM13th Dec 2025
59AQI
52AQI
71AQI
49AQI
In the last 24 hours,
Bellinzona's AQI reached its highest point of 71 at 11 PM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 12th Dec and 13th Dec 2025.
Day & Night AQI Trend : Nov - Dec 2025
Bellinzona, Ticino, Switzerland
6°C3/11°C
7°C4/10°C
7°C6/8°C
7°C6/7°C
5°C0/10°C
1°C-2/5°C
0°C-2/3°C
0°C-3/3°C
-2°C-4/2°C
-4°C-6/2°C
-3°C-5/2°C
-2°C-3/0°C
0°C-3/4°C
-1°C-4/4°C
-1°C-4/5°C
0°C-3/7°C
2°C0/7°C
2°C1/5°C
2°C0/4°C
2°C1/5°C
2°C0/4°C
2°C2/3°C
2°C-2/5°C
2°C-1/6°C
2°C1/6°C
5°C3/9°C
5°C3/10°C
4°C2/9°C
4°C2/8°C
4°C2/9°C
--°C/°C
58AQI
44AQI
61AQI
43AQI
2025 Days Vs Air Quality
Bellinzona, Ticino, Switzerland
65%
224
35%
121
0.2%
1
Total number of days with different AQI categories in last 347 days in 2025 (18 days remaining)
Under WHO’s Safe Air Quality Limits: 65%
Health Risk Level:
Moderate
In 2025, 65% of 347 days were within WHO’s safe air quality limits, and 35% 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
25AQI
23AQI
23AQI
23AQI
24AQI
27AQI
28AQI
37AQI
51AQI
59AQI
59AQI
61AQI
65AQI
66AQI
55AQI
55AQI
55AQI
49AQI
52AQI
50AQI
30AQI
26AQI
28AQI
26AQI
26AQI
31AQI
41AQI
36AQI
22AQI
17AQI
16AQI
16AQI
17AQI
17AQI
21AQI
19AQI
17AQI
20AQI
24AQI
35AQI
28AQI
21AQI
26AQI
23AQI
22AQI
21AQI
25AQI
20AQI
23AQI
29AQI
33AQI
38AQI
20AQI
18AQI
16AQI
16AQI
18AQI
15AQI
20AQI
35AQI
36AQI
42AQI
54AQI
50AQI
61AQI
66AQI
58AQI
57AQI
70AQI
80AQI
70AQI
62AQI
70AQI
68AQI
81AQI
78AQI
82AQI
63AQI
59AQI
71AQI
78AQI
52AQI
34AQI
51AQI
24AQI
16AQI
24AQI
23AQI
26AQI
33AQI
45AQI
33AQI
40AQI
41AQI
16AQI
20AQI
38AQI
42AQI
51AQI
58AQI
73AQI
64AQI
46AQI
53AQI
60AQI
64AQI
70AQI
45AQI
32AQI
23AQI
54AQI
58AQI
13AQI
15AQI
37AQI
68AQI
53AQI
37AQI
29AQI
56AQI
61AQI
65AQI
85AQI
111AQI
79AQI
62AQI
54AQI
49AQI
47AQI
54AQI
55AQI
59AQI
58AQI
60AQI
54AQI
68AQI
42AQI
32AQI
28AQI
51AQI
27AQI
38AQI
23AQI
54AQI
46AQI
64AQI
No. of days
202543AQI
Highest AQI recorded in
February68AQI
Lowest AQI recorded in
September23AQI
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 65.7% (worsened AQI) compared to previous years: 2020 (25), 2021 (25), 2022 (26), 2023 (26), 2024 (27).