Znojmo, Jihomoravsky Kraj, Czechia 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
Znojmo, Jihomoravsky Kraj, Czechia
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 22 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Znojmo, Jihomoravsky Kraj, Czechia
5 AM2nd Aug 2025
8 PM
4 AM3rd Aug 2025
37AQI
20AQI
27AQI
20AQI
In the last 24 hours,
Znojmo's AQI reached its highest point of 37 at 8 AM during the Day, while the lowest point, 20, was recorded at 3 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Znojmo, Jihomoravsky Kraj, Czechia
19°C14/24°C
20°C13/27°C
21°C16/31°C
17°C15/21°C
14°C13/15°C
16°C13/20°C
17°C13/21°C
17°C12/23°C
17°C13/23°C
21°C14/28°C
22°C16/29°C
22°C18/28°C
18°C12/24°C
17°C12/21°C
18°C14/22°C
20°C14/25°C
23°C16/30°C
22°C16/29°C
20°C15/26°C
20°C14/25°C
20°C16/27°C
20°C15/25°C
18°C16/21°C
17°C15/20°C
18°C14/23°C
17°C13/21°C
17°C12/23°C
18°C12/23°C
18°C13/24°C
18°C13/25°C
--°C/°C
29AQI
28AQI
29AQI
29AQI
2025 Days Vs Air Quality
Znojmo, Jihomoravsky Kraj, Czechia
69%
147
31%
66
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
Znojmo, Jihomoravsky Kraj, Czechia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
86AQI
72AQI
31AQI
33AQI
56AQI
66AQI
49AQI
31AQI
52AQI
25AQI
24AQI
26AQI
31AQI
55AQI
53AQI
53AQI
60AQI
66AQI
64AQI
50AQI
56AQI
62AQI
53AQI
64AQI
57AQI
58AQI
52AQI
40AQI
31AQI
51AQI
46AQI
45AQI
48AQI
65AQI
76AQI
84AQI
54AQI
81AQI
74AQI
69AQI
75AQI
95AQI
77AQI
72AQI
77AQI
78AQI
60AQI
73AQI
70AQI
77AQI
79AQI
77AQI
83AQI
97AQI
96AQI
98AQI
99AQI
50AQI
39AQI
53AQI
49AQI
53AQI
63AQI
77AQI
83AQI
74AQI
77AQI
87AQI
69AQI
54AQI
56AQI
48AQI
53AQI
53AQI
43AQI
44AQI
35AQI
54AQI
58AQI
70AQI
60AQI
48AQI
48AQI
66AQI
59AQI
47AQI
63AQI
73AQI
53AQI
27AQI
37AQI
52AQI
46AQI
40AQI
42AQI
27AQI
20AQI
24AQI
34AQI
36AQI
36AQI
39AQI
42AQI
50AQI
40AQI
38AQI
46AQI
33AQI
23AQI
27AQI
32AQI
22AQI
23AQI
31AQI
20AQI
28AQI
29AQI
31AQI
37AQI
38AQI
50AQI
36AQI
43AQI
31AQI
26AQI
27AQI
36AQI
29AQI
29AQI
27AQI
26AQI
30AQI
30AQI
35AQI
30AQI
19AQI
20AQI
17AQI
19AQI
28AQI
32AQI
31AQI
23AQI
24AQI
22AQI
21AQI
23AQI
21AQI
16AQI
21AQI
26AQI
29AQI
32AQI
26AQI
31AQI
22AQI
23AQI
24AQI
21AQI
22AQI
35AQI
48AQI
40AQI
37AQI
31AQI
37AQI
35AQI
30AQI
35AQI
46AQI
35AQI
31AQI
30AQI
38AQI
35AQI
31AQI
33AQI
29AQI
26AQI
26AQI
28AQI
29AQI
28AQI
35AQI
37AQI
35AQI
37AQI
36AQI
25AQI
23AQI
21AQI
21AQI
22AQI
25AQI
29AQI
27AQI
32AQI
24AQI
25AQI
27AQI
33AQI
47AQI
22AQI
17AQI
28AQI
30AQI
37AQI
36AQI
33AQI
29AQI
23AQI
23AQI
22AQI
50AQI
74AQI
58AQI
34AQI
27AQI
32AQI
29AQI
22AQI
No. of days
202543AQI
Highest AQI recorded in
February74AQI
Lowest AQI recorded in
August22AQI
202443AQI
Highest AQI recorded in
January57AQI
Lowest AQI recorded in
July33AQI
202341AQI
Highest AQI recorded in
December48AQI
Lowest AQI recorded in
November33AQI
202244AQI
Highest AQI recorded in
March67AQI
Lowest AQI recorded in
August28AQI
202143AQI
Highest AQI recorded in
March54AQI
Lowest AQI recorded in
May28AQI
202041AQI
Highest AQI recorded in
March59AQI
Lowest AQI recorded in
June30AQI
Most & Least Polluted Years Over the Last 6 Years
Znojmo's annual 2025 AQI (43) shows an average percentage change of 2.09% (worsened AQI) compared to previous years: 2020 (41), 2021 (43), 2022 (44), 2023 (41), 2024 (43).