Bratislava, Bratislavsky, Slovakia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Bratislava, Bratislavsky, Slovakia
AQI Trends: Highest and Lowest
Same Day Analysis (1st October):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 53 of Moderate air quality on the same day.
Day & Night AQI Trend: 1st Oct - 2nd Oct 2026
Bratislava, Bratislavsky, Slovakia
6 AM1st Oct 2026
7 PM
5 AM2nd Oct 2026
55AQI
47AQI
59AQI
44AQI
In the last 24 hours,
Bratislava's AQI reached its highest point of 59 at 11 PM during the Night, while the lowest point, 44, was recorded at 8 PM during the Night between 1st Oct and 2nd Oct 2026.
Day & Night AQI Trend : Sep - Oct 2026
Bratislava, Bratislavsky, Slovakia
22°C18/26°C
23°C17/30°C
22°C19/26°C
19°C14/24°C
20°C14/28°C
24°C17/32°C
23°C14/32°C
16°C13/19°C
13°C11/16°C
15°C11/21°C
16°C14/21°C
16°C14/20°C
18°C14/24°C
20°C15/26°C
16°C14/18°C
17°C13/22°C
19°C14/24°C
20°C16/26°C
15°C11/19°C
13°C10/16°C
13°C10/19°C
12°C10/15°C
13°C8/18°C
15°C11/20°C
16°C12/21°C
17°C12/23°C
17°C12/23°C
17°C12/24°C
17°C13/23°C
17°C12/22°C
38AQI
32AQI
40AQI
36AQI
2026 Days Vs Air Quality
Bratislava, Bratislavsky, Slovakia
74%
200
23%
63
3%
8
Total number of days with different AQI categories in last 275 days in 2026 (90 days remaining)
Under WHO’s Safe Air Quality Limits: 74%
Health Risk Level:
Low
In 2026, 74% of 275 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
Bratislava, Bratislavsky, Slovakia
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
39AQI (US)
35AQI (US)
27AQI (US)
40AQI (US)
61AQI (US)
49AQI (US)
62AQI (US)
63AQI (US)
73AQI (US)
101AQI (US)
41AQI (US)
44AQI (US)
74AQI (US)
99AQI (US)
112AQI (US)
106AQI (US)
73AQI (US)
73AQI (US)
78AQI (US)
79AQI (US)
93AQI (US)
116AQI (US)
137AQI (US)
142AQI (US)
78AQI (US)
52AQI (US)
49AQI (US)
48AQI (US)
29AQI (US)
64AQI (US)
80AQI (US)
98AQI (US)
109AQI (US)
51AQI (US)
31AQI (US)
42AQI (US)
65AQI (US)
41AQI (US)
50AQI (US)
65AQI (US)
62AQI (US)
58AQI (US)
51AQI (US)
12AQI (US)
31AQI (US)
22AQI (US)
37AQI (US)
52AQI (US)
15AQI (US)
27AQI (US)
56AQI (US)
66AQI (US)
93AQI (US)
21AQI (US)
12AQI (US)
31AQI (US)
43AQI (US)
58AQI (US)
58AQI (US)
66AQI (US)
67AQI (US)
81AQI (US)
109AQI (US)
91AQI (US)
57AQI (US)
69AQI (US)
56AQI (US)
52AQI (US)
58AQI (US)
67AQI (US)
55AQI (US)
34AQI (US)
45AQI (US)
47AQI (US)
35AQI (US)
35AQI (US)
59AQI (US)
33AQI (US)
56AQI (US)
65AQI (US)
36AQI (US)
33AQI (US)
48AQI (US)
57AQI (US)
11AQI (US)
18AQI (US)
30AQI (US)
27AQI (US)
25AQI (US)
35AQI (US)
43AQI (US)
40AQI (US)
38AQI (US)
31AQI (US)
29AQI (US)
31AQI (US)
28AQI (US)
25AQI (US)
26AQI (US)
42AQI (US)
44AQI (US)
45AQI (US)
41AQI (US)
42AQI (US)
67AQI (US)
69AQI (US)
35AQI (US)
45AQI (US)
14AQI (US)
23AQI (US)
36AQI (US)
33AQI (US)
26AQI (US)
17AQI (US)
18AQI (US)
24AQI (US)
23AQI (US)
21AQI (US)
27AQI (US)
25AQI (US)
22AQI (US)
27AQI (US)
31AQI (US)
34AQI (US)
18AQI (US)
22AQI (US)
23AQI (US)
27AQI (US)
20AQI (US)
22AQI (US)
22AQI (US)
25AQI (US)
37AQI (US)
45AQI (US)
30AQI (US)
33AQI (US)
36AQI (US)
49AQI (US)
36AQI (US)
35AQI (US)
43AQI (US)
49AQI (US)
54AQI (US)
55AQI (US)
26AQI (US)
25AQI (US)
25AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
24AQI (US)
21AQI (US)
20AQI (US)
21AQI (US)
21AQI (US)
23AQI (US)
24AQI (US)
22AQI (US)
15AQI (US)
17AQI (US)
19AQI (US)
21AQI (US)
22AQI (US)
25AQI (US)
27AQI (US)
28AQI (US)
40AQI (US)
53AQI (US)
49AQI (US)
53AQI (US)
41AQI (US)
32AQI (US)
24AQI (US)
53AQI (US)
72AQI (US)
67AQI (US)
80AQI (US)
63AQI (US)
56AQI (US)
32AQI (US)
30AQI (US)
20AQI (US)
21AQI (US)
22AQI (US)
24AQI (US)
23AQI (US)
24AQI (US)
27AQI (US)
28AQI (US)
25AQI (US)
26AQI (US)
27AQI (US)
29AQI (US)
41AQI (US)
50AQI (US)
36AQI (US)
36AQI (US)
33AQI (US)
28AQI (US)
28AQI (US)
29AQI (US)
27AQI (US)
33AQI (US)
38AQI (US)
40AQI (US)
35AQI (US)
44AQI (US)
54AQI (US)
55AQI (US)
50AQI (US)
45AQI (US)
55AQI (US)
58AQI (US)
56AQI (US)
58AQI (US)
41AQI (US)
41AQI (US)
46AQI (US)
45AQI (US)
47AQI (US)
28AQI (US)
35AQI (US)
29AQI (US)
34AQI (US)
43AQI (US)
43AQI (US)
32AQI (US)
30AQI (US)
43AQI (US)
38AQI (US)
20AQI (US)
23AQI (US)
36AQI (US)
37AQI (US)
47AQI (US)
50AQI (US)
47AQI (US)
33AQI (US)
27AQI (US)
38AQI (US)
29AQI (US)
31AQI (US)
39AQI (US)
37AQI (US)
34AQI (US)
27AQI (US)
35AQI (US)
43AQI (US)
52AQI (US)
26AQI (US)
24AQI (US)
31AQI (US)
42AQI (US)
24AQI (US)
31AQI (US)
41AQI (US)
33AQI (US)
38AQI (US)
34AQI (US)
35AQI (US)
30AQI (US)
28AQI (US)
30AQI (US)
31AQI (US)
29AQI (US)
28AQI (US)
38AQI (US)
45AQI (US)
44AQI (US)
50AQI (US)
53AQI (US)
72AQI (US)
48AQI (US)
50AQI (US)
34AQI (US)
32AQI (US)
34AQI (US)
33AQI (US)
40AQI (US)
35AQI (US)
53AQI (US)
No. of days
202642AQI (US)
Highest AQI (US) recorded in
January72AQI (US)
Lowest AQI (US) recorded in
May32AQI (US)
202546AQI (US)
Highest AQI (US) recorded in
February83AQI (US)
Lowest AQI (US) recorded in
September30AQI (US)
202444AQI (US)
Highest AQI (US) recorded in
December55AQI (US)
Lowest AQI (US) recorded in
May34AQI (US)
202344AQI (US)
Highest AQI (US) recorded in
December51AQI (US)
Lowest AQI (US) recorded in
November31AQI (US)
202247AQI (US)
Highest AQI (US) recorded in
March72AQI (US)
Lowest AQI (US) recorded in
September29AQI (US)
202149AQI (US)
Highest AQI (US) recorded in
February70AQI (US)
Lowest AQI (US) recorded in
August22AQI (US)
202046AQI (US)
Highest AQI (US) recorded in
March64AQI (US)
Lowest AQI (US) recorded in
October35AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Bratislava's annual 2026 AQI (US) (42) shows an average percentage change of -8.5% (improved AQI (US)) compared to previous years: 2020 (46), 2021 (49), 2022 (47), 2023 (44), 2024 (44), 2025 (46).