Bratislava, Bratislavsky, Slovakia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
June Air Quality Analysis
Bratislava, Bratislavsky, Slovakia
AQI Trends: Highest and Lowest
Same Day Analysis (3rd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 24 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Jun - 4th Jun 2026
Bratislava, Bratislavsky, Slovakia
5 AM3rd Jun 2026
8 PM
4 AM4th Jun 2026
29AQI
11AQI
23AQI
9AQI
In the last 24 hours,
Bratislava's AQI reached its highest point of 29 at 6 AM during the Day, while the lowest point, 9, was recorded at 3 AM during the Night between 3rd Jun and 4th Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Bratislava, Bratislavsky, Slovakia
18°C14/24°C
15°C12/19°C
15°C11/21°C
14°C9/21°C
15°C8/22°C
15°C12/20°C
11°C6/14°C
10°C3/16°C
11°C6/17°C
11°C9/15°C
10°C9/11°C
11°C6/15°C
12°C5/19°C
15°C7/21°C
16°C10/21°C
17°C11/22°C
17°C10/23°C
18°C11/25°C
21°C13/28°C
22°C16/27°C
21°C13/29°C
22°C16/29°C
17°C10/23°C
17°C9/24°C
17°C12/23°C
18°C11/26°C
17°C14/21°C
19°C12/25°C
15°C12/16°C
18°C10/25°C
33AQI
28AQI
37AQI
31AQI
2026 Days Vs Air Quality
Bratislava, Bratislavsky, Slovakia
64%
96
31%
47
5%
8
Total number of days with different AQI categories in last 155 days in 2026 (210 days remaining)
Under WHO’s Safe Air Quality Limits: 64%
Health Risk Level:
Moderate
In 2026, 64% of 155 days were within WHO’s safe air quality limits, and 36% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
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)
72AQI (US)
48AQI (US)
50AQI (US)
34AQI (US)
32AQI (US)
26AQI (US)
No. of days
202647AQI (US)
Highest AQI (US) recorded in
January72AQI (US)
Lowest AQI (US) recorded in
June26AQI (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) (47) shows an average percentage change of 2.3% (worsened AQI (US)) compared to previous years: 2020 (46), 2021 (49), 2022 (47), 2023 (44), 2024 (44), 2025 (46).