Brno Lany, Brno, Jihomoravsky Kraj, Czechia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
November Air Quality Analysis
Brno Lany, Brno, Jihomoravsky Kraj, Czechia
AQI Trends: Highest and Lowest
Same Day Analysis (28th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 74 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 28th Nov - 29th Nov 2025
Brno Lany, Brno, Jihomoravsky Kraj, Czechia
7 AM28th Nov 2025
4 PM
6 AM29th Nov 2025
79AQI
75AQI
114AQI
80AQI
In the last 24 hours,
Brno Lany's AQI reached its highest point of 114 at 2 AM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 28th Nov and 29th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Brno Lany, Brno, Jihomoravsky Kraj, Czechia
11°C7/16°C
10°C6/15°C
12°C8/15°C
12°C8/16°C
9°C4/12°C
7°C3/12°C
7°C3/12°C
7°C3/12°C
7°C4/12°C
6°C3/8°C
6°C4/9°C
7°C4/10°C
7°C4/11°C
6°C3/11°C
6°C3/11°C
6°C3/11°C
7°C4/11°C
8°C5/11°C
6°C3/8°C
3°C-1/5°C
0°C-2/4°C
2°C0/6°C
0°C-2/3°C
-1°C-4/2°C
-2°C-5/3°C
-2°C-6/0°C
1°C0/2°C
0°C0/1°C
1°C-3/3°C
0°C-2/5°C
--°C/°C
62AQI
60AQI
68AQI
60AQI
2025 Days Vs Air Quality
Brno Lany, Brno, Jihomoravsky Kraj, Czechia
53%
175
45%
150
2%
7
Total number of days with different AQI categories in last 333 days in 2025 (32 days remaining)
Under WHO’s Safe Air Quality Limits: 53%
Health Risk Level:
Considerable
In 2025, 53% of 333 days were within WHO’s safe air quality limits, and 47% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Brno Lany, Brno, Jihomoravsky Kraj, Czechia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
85AQI
84AQI
49AQI
40AQI
66AQI
86AQI
80AQI
54AQI
66AQI
27AQI
26AQI
23AQI
32AQI
71AQI
73AQI
56AQI
62AQI
79AQI
70AQI
57AQI
64AQI
71AQI
67AQI
87AQI
76AQI
70AQI
59AQI
46AQI
35AQI
59AQI
63AQI
60AQI
62AQI
78AQI
99AQI
114AQI
59AQI
91AQI
76AQI
70AQI
89AQI
126AQI
81AQI
88AQI
84AQI
71AQI
70AQI
83AQI
77AQI
90AQI
94AQI
92AQI
85AQI
110AQI
131AQI
126AQI
137AQI
111AQI
54AQI
61AQI
54AQI
65AQI
82AQI
89AQI
91AQI
84AQI
91AQI
95AQI
72AQI
64AQI
50AQI
29AQI
56AQI
56AQI
46AQI
41AQI
38AQI
61AQI
72AQI
76AQI
70AQI
53AQI
73AQI
77AQI
75AQI
49AQI
69AQI
77AQI
58AQI
25AQI
46AQI
60AQI
48AQI
44AQI
47AQI
23AQI
20AQI
28AQI
34AQI
44AQI
47AQI
51AQI
50AQI
51AQI
54AQI
51AQI
50AQI
29AQI
25AQI
29AQI
46AQI
21AQI
27AQI
43AQI
23AQI
30AQI
29AQI
37AQI
41AQI
39AQI
52AQI
37AQI
49AQI
29AQI
26AQI
32AQI
38AQI
25AQI
27AQI
29AQI
25AQI
38AQI
35AQI
42AQI
30AQI
21AQI
23AQI
17AQI
20AQI
32AQI
38AQI
40AQI
24AQI
27AQI
29AQI
29AQI
30AQI
32AQI
17AQI
26AQI
39AQI
35AQI
34AQI
37AQI
37AQI
25AQI
26AQI
20AQI
20AQI
21AQI
38AQI
46AQI
43AQI
35AQI
31AQI
42AQI
38AQI
32AQI
40AQI
53AQI
31AQI
28AQI
23AQI
43AQI
36AQI
31AQI
34AQI
28AQI
25AQI
30AQI
28AQI
30AQI
27AQI
39AQI
37AQI
31AQI
40AQI
41AQI
25AQI
22AQI
21AQI
20AQI
23AQI
32AQI
39AQI
39AQI
41AQI
36AQI
36AQI
36AQI
35AQI
74AQI
77AQI
73AQI
71AQI
77AQI
75AQI
77AQI
74AQI
74AQI
74AQI
54AQI
45AQI
61AQI
57AQI
61AQI
59AQI
69AQI
75AQI
76AQI
76AQI
82AQI
80AQI
74AQI
65AQI
58AQI
58AQI
62AQI
54AQI
31AQI
24AQI
30AQI
44AQI
37AQI
23AQI
16AQI
18AQI
24AQI
34AQI
50AQI
42AQI
26AQI
25AQI
33AQI
35AQI
27AQI
23AQI
23AQI
18AQI
20AQI
29AQI
30AQI
40AQI
24AQI
21AQI
23AQI
29AQI
18AQI
18AQI
18AQI
22AQI
27AQI
28AQI
27AQI
29AQI
19AQI
21AQI
21AQI
32AQI
29AQI
33AQI
42AQI
46AQI
47AQI
62AQI
64AQI
74AQI
52AQI
47AQI
53AQI
59AQI
61AQI
54AQI
60AQI
59AQI
67AQI
64AQI
64AQI
65AQI
66AQI
57AQI
61AQI
61AQI
65AQI
74AQI
64AQI
24AQI
50AQI
37AQI
34AQI
37AQI
44AQI
58AQI
61AQI
64AQI
76AQI
35AQI
61AQI
61AQI
64AQI
65AQI
75AQI
64AQI
68AQI
71AQI
70AQI
65AQI
66AQI
68AQI
67AQI
55AQI
41AQI
72AQI
76AQI
56AQI
49AQI
62AQI
71AQI
64AQI
57AQI
60AQI
74AQI
61AQI
90AQI
64AQI
39AQI
31AQI
33AQI
47AQI
50AQI
27AQI
56AQI
63AQI
No. of days
202551AQI
Highest AQI recorded in
February90AQI
Lowest AQI recorded in
September27AQI
202454AQI
Highest AQI recorded in
January75AQI
Lowest AQI recorded in
July38AQI
202353AQI
Highest AQI recorded in
December76AQI
Lowest AQI recorded in
July41AQI
202259AQI
Highest AQI recorded in
December88AQI
Lowest AQI recorded in
July41AQI
202156AQI
Highest AQI recorded in
February88AQI
Lowest AQI recorded in
May35AQI
202049AQI
Highest AQI recorded in
December96AQI
Lowest AQI recorded in
June36AQI
Most & Least Polluted Years Over the Last 6 Years
Brno Lany's annual 2025 AQI (51) shows an average percentage change of -5.9% (improved AQI) compared to previous years: 2020 (49), 2021 (56), 2022 (59), 2023 (53), 2024 (54).