Trnava, Trnavsky, Slovakia 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
Trnava, Trnavsky, Slovakia
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 24 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Trnava, Trnavsky, Slovakia
5 AM2nd Aug 2025
8 PM
4 AM3rd Aug 2025
30AQI
20AQI
25AQI
21AQI
In the last 24 hours,
Trnava's AQI reached its highest point of 30 at 12 PM during the Day, while the lowest point, 20, was recorded at 8 AM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Trnava, Trnavsky, Slovakia
22°C16/27°C
23°C13/31°C
25°C17/35°C
18°C14/20°C
15°C12/18°C
16°C12/21°C
18°C14/23°C
18°C13/24°C
19°C12/26°C
22°C14/31°C
23°C16/31°C
23°C18/30°C
20°C13/25°C
18°C14/23°C
18°C14/22°C
21°C14/28°C
24°C16/32°C
24°C16/35°C
22°C14/29°C
23°C16/29°C
23°C17/33°C
22°C16/29°C
21°C17/27°C
18°C16/22°C
19°C16/25°C
19°C15/24°C
19°C13/25°C
19°C13/26°C
19°C13/27°C
19°C14/27°C
--°C/°C
39AQI
28AQI
34AQI
30AQI
2025 Days Vs Air Quality
Trnava, Trnavsky, Slovakia
67%
142
31%
66
2%
5
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 67%
Health Risk Level:
Moderate
In 2025, 67% of 215 days were within WHO’s safe air quality limits, and 33% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Trnava, Trnavsky, Slovakia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
67AQI
63AQI
44AQI
31AQI
58AQI
66AQI
60AQI
48AQI
39AQI
21AQI
22AQI
19AQI
28AQI
69AQI
80AQI
104AQI
111AQI
62AQI
53AQI
49AQI
54AQI
68AQI
59AQI
76AQI
64AQI
67AQI
44AQI
37AQI
32AQI
46AQI
49AQI
36AQI
57AQI
56AQI
85AQI
100AQI
60AQI
90AQI
66AQI
62AQI
78AQI
87AQI
73AQI
74AQI
72AQI
78AQI
57AQI
74AQI
72AQI
76AQI
72AQI
68AQI
69AQI
83AQI
110AQI
111AQI
109AQI
95AQI
44AQI
53AQI
43AQI
57AQI
76AQI
76AQI
78AQI
68AQI
80AQI
77AQI
60AQI
44AQI
41AQI
31AQI
39AQI
27AQI
42AQI
43AQI
37AQI
60AQI
60AQI
68AQI
63AQI
58AQI
62AQI
67AQI
64AQI
72AQI
63AQI
55AQI
54AQI
25AQI
49AQI
59AQI
55AQI
50AQI
50AQI
20AQI
19AQI
28AQI
38AQI
30AQI
37AQI
38AQI
42AQI
42AQI
48AQI
47AQI
51AQI
28AQI
24AQI
26AQI
42AQI
35AQI
43AQI
41AQI
26AQI
27AQI
32AQI
38AQI
46AQI
52AQI
43AQI
48AQI
56AQI
33AQI
24AQI
33AQI
33AQI
30AQI
29AQI
36AQI
29AQI
31AQI
30AQI
43AQI
29AQI
17AQI
20AQI
16AQI
21AQI
28AQI
40AQI
47AQI
19AQI
23AQI
28AQI
25AQI
30AQI
30AQI
18AQI
24AQI
45AQI
41AQI
47AQI
30AQI
48AQI
44AQI
43AQI
51AQI
20AQI
21AQI
29AQI
46AQI
37AQI
40AQI
37AQI
45AQI
42AQI
35AQI
36AQI
46AQI
38AQI
30AQI
31AQI
41AQI
38AQI
38AQI
40AQI
35AQI
28AQI
30AQI
33AQI
31AQI
31AQI
34AQI
38AQI
37AQI
40AQI
38AQI
33AQI
27AQI
25AQI
23AQI
26AQI
33AQI
40AQI
40AQI
39AQI
30AQI
26AQI
27AQI
41AQI
52AQI
29AQI
24AQI
37AQI
40AQI
45AQI
41AQI
34AQI
30AQI
26AQI
26AQI
24AQI
55AQI
76AQI
56AQI
39AQI
31AQI
37AQI
34AQI
24AQI
No. of days
202546AQI
Highest AQI recorded in
February76AQI
Lowest AQI recorded in
August24AQI
202447AQI
Highest AQI recorded in
January59AQI
Lowest AQI recorded in
September35AQI
202350AQI
Highest AQI recorded in
December58AQI
Lowest AQI recorded in
November35AQI
202250AQI
Highest AQI recorded in
March74AQI
Lowest AQI recorded in
September27AQI
202157AQI
Highest AQI recorded in
February77AQI
Lowest AQI recorded in
August28AQI
202054AQI
Highest AQI recorded in
March79AQI
Lowest AQI recorded in
September41AQI
Most & Least Polluted Years Over the Last 6 Years
Trnava's annual 2025 AQI (46) shows an average percentage change of -9.7% (improved AQI) compared to previous years: 2020 (54), 2021 (57), 2022 (50), 2023 (50), 2024 (47).