Brno Arboretum, 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!
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
November Air Quality Analysis
Brno Arboretum, Brno, Jihomoravsky Kraj, Czechia
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
8th Nov 2024
126AQILowest AQI recorded on
3rd Nov 2023
21AQISame Day Analysis (27th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 56 of Moderate 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: 27th Nov - 28th Nov 2025
Brno Arboretum, Brno, Jihomoravsky Kraj, Czechia
AQI
Day
Night
.
6 AM27th Nov 2025
4 PM
5 AM28th Nov 2025
Day time
Avg. Highest Time
12AMNaNth undefined
AQI
Avg. Lowest Time
12AMNaNth undefined
AQI
Night time
Avg. Highest Time
10PM27th Nov
77AQI
Avg. Lowest Time
6AM27th Nov
40AQI
In the last 24 hours,
Brno Arboretum's AQI reached its highest point of 77 at 10 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 27th Nov and 28th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Brno Arboretum, Brno, Jihomoravsky Kraj, Czechia
OctNov
29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th
Day
Night
29th Oct 2025446 AMAQI
29th Oct 2025527 AMAQI
29th Oct 2025458 AMAQI
29th Oct 2025429 AMAQI
29th Oct 20254410 AMAQI
29th Oct 20254311 AMAQI
29th Oct 20255112 PMAQI
29th Oct 2025511 PMAQI
29th Oct 2025502 PMAQI
29th Oct 2025503 PMAQI
29th Oct 2025414 PMAQI
29th Oct 2025445 PMAQI
29th Oct 2025466 PMAQI
29th Oct 2025497 PMAQI
29th Oct 2025428 PMAQI
29th Oct 2025569 PMAQI
29th Oct 20255610 PMAQI
29th Oct 20255611 PMAQI
30th Oct 20255612 AMAQI
30th Oct 2025551 AMAQI
30th Oct 2025532 AMAQI
30th Oct 2025503 AMAQI
30th Oct 2025454 AMAQI
30th Oct 2025405 AMAQI
11°C7/15°C
30th Oct 2025426 AMAQI
30th Oct 2025427 AMAQI
30th Oct 2025448 AMAQI
30th Oct 2025449 AMAQI
30th Oct 20254410 AMAQI
30th Oct 20256011 AMAQI
30th Oct 20257512 PMAQI
30th Oct 2025751 PMAQI
30th Oct 2025682 PMAQI
30th Oct 2025733 PMAQI
30th Oct 2025644 PMAQI
30th Oct 2025475 PMAQI
30th Oct 2025486 PMAQI
30th Oct 2025517 PMAQI
30th Oct 2025508 PMAQI
30th Oct 2025529 PMAQI
30th Oct 20255410 PMAQI
30th Oct 20255411 PMAQI
31st Oct 20255812 AMAQI
31st Oct 2025591 AMAQI
31st Oct 2025622 AMAQI
31st Oct 2025613 AMAQI
31st Oct 2025604 AMAQI
31st Oct 2025615 AMAQI
11°C7/16°C
31st Oct 2025576 AMAQI
31st Oct 2025597 AMAQI
31st Oct 2025578 AMAQI
31st Oct 2025599 AMAQI
31st Oct 20256210 AMAQI
31st Oct 20256111 AMAQI
31st Oct 20256212 PMAQI
31st Oct 2025681 PMAQI
31st Oct 2025682 PMAQI
31st Oct 2025673 PMAQI
31st Oct 2025724 PMAQI
31st Oct 2025585 PMAQI
31st Oct 2025566 PMAQI
31st Oct 2025647 PMAQI
31st Oct 2025668 PMAQI
31st Oct 2025629 PMAQI
31st Oct 20257110 PMAQI
31st Oct 20258111 PMAQI
1st Nov 20257912 AMAQI
1st Nov 2025781 AMAQI
1st Nov 2025792 AMAQI
1st Nov 2025833 AMAQI
1st Nov 2025774 AMAQI
1st Nov 2025725 AMAQI
10°C6/15°C
1st Nov 2025696 AMAQI
1st Nov 2025697 AMAQI
1st Nov 2025708 AMAQI
1st Nov 2025689 AMAQI
1st Nov 20256810 AMAQI
1st Nov 20256811 AMAQI
1st Nov 20257712 PMAQI
1st Nov 2025751 PMAQI
1st Nov 2025742 PMAQI
1st Nov 2025673 PMAQI
1st Nov 2025574 PMAQI
1st Nov 2025575 PMAQI
1st Nov 2025606 PMAQI
1st Nov 2025567 PMAQI
1st Nov 2025558 PMAQI
1st Nov 2025569 PMAQI
1st Nov 20255610 PMAQI
1st Nov 20255711 PMAQI
2nd Nov 20256412 AMAQI
2nd Nov 2025641 AMAQI
2nd Nov 2025692 AMAQI
2nd Nov 2025733 AMAQI
2nd Nov 2025784 AMAQI
2nd Nov 2025815 AMAQI
12°C8/15°C
2nd Nov 2025816 AMAQI
2nd Nov 2025747 AMAQI
2nd Nov 2025738 AMAQI
2nd Nov 2025779 AMAQI
2nd Nov 20258010 AMAQI
2nd Nov 20258211 AMAQI
2nd Nov 20257112 PMAQI
2nd Nov 2025841 PMAQI
2nd Nov 2025752 PMAQI
2nd Nov 2025763 PMAQI
2nd Nov 2025724 PMAQI
2nd Nov 2025745 PMAQI
2nd Nov 2025716 PMAQI
2nd Nov 2025777 PMAQI
2nd Nov 2025888 PMAQI
2nd Nov 2025939 PMAQI
2nd Nov 20259110 PMAQI
2nd Nov 20258711 PMAQI
3rd Nov 20257012 AMAQI
3rd Nov 2025631 AMAQI
3rd Nov 2025622 AMAQI
3rd Nov 2025633 AMAQI
3rd Nov 2025494 AMAQI
3rd Nov 2025385 AMAQI
12°C8/16°C
3rd Nov 2025366 AMAQI
3rd Nov 2025327 AMAQI
3rd Nov 2025278 AMAQI
3rd Nov 2025279 AMAQI
3rd Nov 20251910 AMAQI
3rd Nov 20251711 AMAQI
3rd Nov 20251712 PMAQI
3rd Nov 2025201 PMAQI
3rd Nov 2025172 PMAQI
3rd Nov 2025223 PMAQI
3rd Nov 2025274 PMAQI
3rd Nov 2025265 PMAQI
3rd Nov 2025226 PMAQI
3rd Nov 2025237 PMAQI
3rd Nov 2025288 PMAQI
3rd Nov 2025289 PMAQI
3rd Nov 20252810 PMAQI
3rd Nov 20255011 PMAQI
4th Nov 20255412 AMAQI
4th Nov 2025511 AMAQI
4th Nov 2025532 AMAQI
4th Nov 2025523 AMAQI
4th Nov 2025594 AMAQI
4th Nov 2025555 AMAQI
9°C4/12°C
4th Nov 2025566 AMAQI
4th Nov 2025577 AMAQI
4th Nov 2025568 AMAQI
4th Nov 2025619 AMAQI
4th Nov 20255910 AMAQI
4th Nov 20255711 AMAQI
4th Nov 20255712 PMAQI
4th Nov 2025581 PMAQI
4th Nov 2025612 PMAQI
4th Nov 2025603 PMAQI
4th Nov 2025594 PMAQI
4th Nov 2025515 PMAQI
4th Nov 2025506 PMAQI
4th Nov 2025597 PMAQI
4th Nov 2025658 PMAQI
4th Nov 2025769 PMAQI
4th Nov 20257810 PMAQI
4th Nov 20257811 PMAQI
5th Nov 20257912 AMAQI
5th Nov 2025911 AMAQI
5th Nov 2025712 AMAQI
5th Nov 2025673 AMAQI
5th Nov 2025724 AMAQI
5th Nov 2025745 AMAQI
7°C3/12°C
5th Nov 2025666 AMAQI
5th Nov 2025587 AMAQI
5th Nov 2025568 AMAQI
5th Nov 2025589 AMAQI
5th Nov 20256010 AMAQI
5th Nov 20256411 AMAQI
5th Nov 20256312 PMAQI
5th Nov 2025601 PMAQI
5th Nov 2025442 PMAQI
5th Nov 2025553 PMAQI
5th Nov 2025554 PMAQI
5th Nov 2025535 PMAQI
5th Nov 2025526 PMAQI
5th Nov 2025527 PMAQI
5th Nov 2025568 PMAQI
5th Nov 2025609 PMAQI
5th Nov 20256310 PMAQI
5th Nov 20256411 PMAQI
6th Nov 20256412 AMAQI
6th Nov 2025691 AMAQI
6th Nov 2025772 AMAQI
6th Nov 2025783 AMAQI
6th Nov 2025694 AMAQI
6th Nov 2025715 AMAQI
7°C3/12°C
6th Nov 2025876 AMAQI
6th Nov 2025747 AMAQI
6th Nov 2025718 AMAQI
6th Nov 2025729 AMAQI
6th Nov 20258410 AMAQI
6th Nov 20257111 AMAQI
6th Nov 20256612 PMAQI
6th Nov 2025651 PMAQI
6th Nov 2025652 PMAQI
6th Nov 2025623 PMAQI
6th Nov 2025574 PMAQI
6th Nov 2025555 PMAQI
6th Nov 2025506 PMAQI
6th Nov 2025557 PMAQI
6th Nov 2025568 PMAQI
6th Nov 2025569 PMAQI
6th Nov 20255710 PMAQI
6th Nov 20256911 PMAQI
7th Nov 20257712 AMAQI
7th Nov 2025731 AMAQI
7th Nov 2025742 AMAQI
7th Nov 2025703 AMAQI
7th Nov 2025704 AMAQI
7th Nov 2025685 AMAQI
7°C3/12°C
7th Nov 2025676 AMAQI
7th Nov 2025687 AMAQI
7th Nov 2025758 AMAQI
7th Nov 2025729 AMAQI
7th Nov 20256810 AMAQI
7th Nov 20257911 AMAQI
7th Nov 20258312 PMAQI
7th Nov 2025861 PMAQI
7th Nov 2025762 PMAQI
7th Nov 2025573 PMAQI
7th Nov 2025564 PMAQI
7th Nov 2025535 PMAQI
7th Nov 2025536 PMAQI
7th Nov 2025557 PMAQI
7th Nov 2025608 PMAQI
7th Nov 2025589 PMAQI
7th Nov 20255710 PMAQI
7th Nov 20256611 PMAQI
8th Nov 20256912 AMAQI
8th Nov 2025651 AMAQI
8th Nov 2025682 AMAQI
8th Nov 2025853 AMAQI
8th Nov 2025804 AMAQI
8th Nov 2025775 AMAQI
7°C4/12°C
8th Nov 2025796 AMAQI
8th Nov 2025747 AMAQI
8th Nov 2025688 AMAQI
8th Nov 2025699 AMAQI
8th Nov 20256910 AMAQI
8th Nov 20256911 AMAQI
8th Nov 20256712 PMAQI
8th Nov 2025791 PMAQI
8th Nov 2025772 PMAQI
8th Nov 2025773 PMAQI
8th Nov 2025694 PMAQI
8th Nov 2025695 PMAQI
8th Nov 2025706 PMAQI
8th Nov 2025997 PMAQI
8th Nov 2025848 PMAQI
8th Nov 2025839 PMAQI
8th Nov 20258210 PMAQI
8th Nov 20257911 PMAQI
9th Nov 20257812 AMAQI
9th Nov 2025751 AMAQI
9th Nov 2025782 AMAQI
9th Nov 2025773 AMAQI
9th Nov 2025784 AMAQI
9th Nov 2025795 AMAQI
6°C3/8°C
9th Nov 2025816 AMAQI
9th Nov 2025777 AMAQI
9th Nov 2025688 AMAQI
9th Nov 2025669 AMAQI
9th Nov 20257510 AMAQI
9th Nov 20256811 AMAQI
9th Nov 20256112 PMAQI
9th Nov 2025621 PMAQI
9th Nov 2025642 PMAQI
9th Nov 2025633 PMAQI
9th Nov 2025584 PMAQI
9th Nov 2025565 PMAQI
9th Nov 2025526 PMAQI
9th Nov 2025537 PMAQI
9th Nov 2025578 PMAQI
9th Nov 2025629 PMAQI
9th Nov 20256710 PMAQI
9th Nov 20256811 PMAQI
10th Nov 20256512 AMAQI
10th Nov 2025671 AMAQI
10th Nov 2025692 AMAQI
10th Nov 2025773 AMAQI
10th Nov 2025784 AMAQI
10th Nov 2025765 AMAQI
6°C4/9°C
10th Nov 2025716 AMAQI
10th Nov 2025677 AMAQI
10th Nov 2025668 AMAQI
10th Nov 2025689 AMAQI
10th Nov 20257610 AMAQI
10th Nov 20257811 AMAQI
10th Nov 20257712 PMAQI
10th Nov 2025741 PMAQI
10th Nov 2025712 PMAQI
10th Nov 2025713 PMAQI
10th Nov 2025704 PMAQI
10th Nov 2025655 PMAQI
10th Nov 2025686 PMAQI
10th Nov 2025717 PMAQI
10th Nov 2025758 PMAQI
10th Nov 2025739 PMAQI
10th Nov 20257210 PMAQI
10th Nov 20257411 PMAQI
11th Nov 20258112 AMAQI
11th Nov 2025781 AMAQI
11th Nov 2025762 AMAQI
11th Nov 2025743 AMAQI
11th Nov 2025744 AMAQI
11th Nov 2025775 AMAQI
7°C4/10°C
11th Nov 2025736 AMAQI
11th Nov 2025687 AMAQI
11th Nov 2025658 AMAQI
11th Nov 2025659 AMAQI
11th Nov 20256810 AMAQI
11th Nov 20256811 AMAQI
11th Nov 20257012 PMAQI
11th Nov 2025731 PMAQI
11th Nov 2025692 PMAQI
11th Nov 2025703 PMAQI
11th Nov 2025724 PMAQI
11th Nov 2025745 PMAQI
11th Nov 2025696 PMAQI
11th Nov 2025787 PMAQI
11th Nov 20251008 PMAQI
11th Nov 2025849 PMAQI
11th Nov 20257910 PMAQI
11th Nov 20258011 PMAQI
12th Nov 20258512 AMAQI
12th Nov 2025751 AMAQI
12th Nov 2025822 AMAQI
12th Nov 2025833 AMAQI
12th Nov 2025884 AMAQI
12th Nov 2025715 AMAQI
7°C4/11°C
12th Nov 2025686 AMAQI
12th Nov 2025627 AMAQI
12th Nov 2025628 AMAQI
12th Nov 2025629 AMAQI
12th Nov 20255510 AMAQI
12th Nov 20255711 AMAQI
12th Nov 20256012 PMAQI
12th Nov 2025631 PMAQI
12th Nov 2025632 PMAQI
12th Nov 2025623 PMAQI
12th Nov 2025714 PMAQI
12th Nov 2025675 PMAQI
12th Nov 2025696 PMAQI
12th Nov 2025657 PMAQI
12th Nov 2025708 PMAQI
12th Nov 2025699 PMAQI
12th Nov 20256710 PMAQI
12th Nov 20256511 PMAQI
13th Nov 20256712 AMAQI
13th Nov 2025741 AMAQI
13th Nov 2025732 AMAQI
13th Nov 2025643 AMAQI
13th Nov 2025644 AMAQI
13th Nov 2025685 AMAQI
6°C3/11°C
13th Nov 2025686 AMAQI
13th Nov 2025687 AMAQI
13th Nov 2025678 AMAQI
13th Nov 2025699 AMAQI
13th Nov 20257010 AMAQI
13th Nov 20255611 AMAQI
13th Nov 20255412 PMAQI
13th Nov 2025511 PMAQI
13th Nov 2025562 PMAQI
13th Nov 2025553 PMAQI
13th Nov 2025534 PMAQI
13th Nov 2025545 PMAQI
13th Nov 2025596 PMAQI
13th Nov 2025597 PMAQI
13th Nov 2025618 PMAQI
13th Nov 2025589 PMAQI
13th Nov 20256110 PMAQI
13th Nov 20256211 PMAQI
14th Nov 20256712 AMAQI
14th Nov 2025961 AMAQI
14th Nov 20251002 AMAQI
14th Nov 2025863 AMAQI
14th Nov 2025824 AMAQI
14th Nov 2025655 AMAQI
6°C3/11°C
14th Nov 2025596 AMAQI
14th Nov 2025747 AMAQI
14th Nov 2025848 AMAQI
14th Nov 2025839 AMAQI
14th Nov 20257110 AMAQI
14th Nov 20255911 AMAQI
14th Nov 20255812 PMAQI
14th Nov 2025551 PMAQI
14th Nov 2025502 PMAQI
14th Nov 2025423 PMAQI
14th Nov 2025424 PMAQI
14th Nov 2025575 PMAQI
14th Nov 2025496 PMAQI
14th Nov 2025467 PMAQI
14th Nov 2025538 PMAQI
14th Nov 2025589 PMAQI
14th Nov 20256510 PMAQI
14th Nov 20255611 PMAQI
15th Nov 20255512 AMAQI
15th Nov 2025551 AMAQI
15th Nov 2025722 AMAQI
15th Nov 2025953 AMAQI
15th Nov 2025944 AMAQI
15th Nov 2025705 AMAQI
6°C3/11°C
15th Nov 2025666 AMAQI
15th Nov 2025817 AMAQI
15th Nov 2025648 AMAQI
15th Nov 2025709 AMAQI
15th Nov 20255610 AMAQI
15th Nov 20255911 AMAQI
15th Nov 20255512 PMAQI
15th Nov 2025571 PMAQI
15th Nov 2025572 PMAQI
15th Nov 2025723 PMAQI
15th Nov 2025724 PMAQI
15th Nov 2025755 PMAQI
15th Nov 2025686 PMAQI
15th Nov 2025657 PMAQI
15th Nov 2025618 PMAQI
15th Nov 2025619 PMAQI
15th Nov 20256410 PMAQI
15th Nov 20257211 PMAQI
16th Nov 20257812 AMAQI
16th Nov 2025871 AMAQI
16th Nov 2025912 AMAQI
16th Nov 2025813 AMAQI
16th Nov 2025824 AMAQI
16th Nov 2025895 AMAQI
7°C4/11°C
16th Nov 2025796 AMAQI
16th Nov 2025667 AMAQI
16th Nov 2025898 AMAQI
16th Nov 2025929 AMAQI
16th Nov 20259610 AMAQI
16th Nov 20258111 AMAQI
16th Nov 20256312 PMAQI
16th Nov 2025601 PMAQI
16th Nov 2025592 PMAQI
16th Nov 2025603 PMAQI
16th Nov 2025564 PMAQI
16th Nov 2025555 PMAQI
16th Nov 2025556 PMAQI
16th Nov 2025567 PMAQI
16th Nov 2025578 PMAQI
16th Nov 2025649 PMAQI
16th Nov 20257110 PMAQI
16th Nov 20256711 PMAQI
17th Nov 20257312 AMAQI
17th Nov 2025771 AMAQI
17th Nov 2025712 AMAQI
17th Nov 2025733 AMAQI
17th Nov 2025784 AMAQI
17th Nov 2025835 AMAQI
8°C5/11°C
17th Nov 2025706 AMAQI
17th Nov 2025787 AMAQI
17th Nov 2025838 AMAQI
17th Nov 2025739 AMAQI
17th Nov 20257910 AMAQI
17th Nov 20256711 AMAQI
17th Nov 20256412 PMAQI
17th Nov 2025631 PMAQI
17th Nov 2025582 PMAQI
17th Nov 2025673 PMAQI
17th Nov 2025604 PMAQI
17th Nov 2025565 PMAQI
17th Nov 2025576 PMAQI
17th Nov 2025617 PMAQI
17th Nov 2025608 PMAQI
17th Nov 2025339 PMAQI
17th Nov 20254410 PMAQI
17th Nov 20254011 PMAQI
18th Nov 20253912 AMAQI
18th Nov 2025431 AMAQI
18th Nov 2025532 AMAQI
18th Nov 2025503 AMAQI
18th Nov 2025394 AMAQI
18th Nov 2025355 AMAQI
6°C3/8°C
18th Nov 2025376 AMAQI
18th Nov 2025377 AMAQI
18th Nov 2025388 AMAQI
18th Nov 2025409 AMAQI
18th Nov 20254410 AMAQI
18th Nov 20254411 AMAQI
18th Nov 20254312 PMAQI
18th Nov 2025431 PMAQI
18th Nov 2025392 PMAQI
18th Nov 2025243 PMAQI
18th Nov 2025514 PMAQI
18th Nov 2025505 PMAQI
18th Nov 2025516 PMAQI
18th Nov 2025507 PMAQI
18th Nov 2025568 PMAQI
18th Nov 2025629 PMAQI
18th Nov 20256310 PMAQI
18th Nov 20256511 PMAQI
19th Nov 20256512 AMAQI
19th Nov 2025651 AMAQI
19th Nov 2025702 AMAQI
19th Nov 2025763 AMAQI
19th Nov 2025774 AMAQI
19th Nov 2025775 AMAQI
3°C-1/5°C
19th Nov 2025716 AMAQI
19th Nov 2025697 AMAQI
19th Nov 2025788 AMAQI
19th Nov 2025809 AMAQI
19th Nov 20257910 AMAQI
19th Nov 20258711 AMAQI
19th Nov 20258112 PMAQI
19th Nov 2025731 PMAQI
19th Nov 2025802 PMAQI
19th Nov 2025783 PMAQI
19th Nov 2025784 PMAQI
19th Nov 2025755 PMAQI
19th Nov 2025726 PMAQI
19th Nov 2025697 PMAQI
19th Nov 2025738 PMAQI
19th Nov 2025669 PMAQI
19th Nov 20256510 PMAQI
19th Nov 20256711 PMAQI
20th Nov 20257812 AMAQI
20th Nov 2025811 AMAQI
20th Nov 2025782 AMAQI
20th Nov 2025743 AMAQI
20th Nov 2025714 AMAQI
20th Nov 2025685 AMAQI
0°C-2/4°C
20th Nov 2025676 AMAQI
20th Nov 2025697 AMAQI
20th Nov 2025788 AMAQI
20th Nov 2025769 AMAQI
20th Nov 20257610 AMAQI
20th Nov 20257111 AMAQI
20th Nov 20256712 PMAQI
20th Nov 2025671 PMAQI
20th Nov 2025752 PMAQI
20th Nov 2025883 PMAQI
20th Nov 2025824 PMAQI
20th Nov 2025725 PMAQI
20th Nov 2025696 PMAQI
20th Nov 2025907 PMAQI
20th Nov 2025958 PMAQI
20th Nov 2025889 PMAQI
20th Nov 20259210 PMAQI
20th Nov 20259211 PMAQI
21st Nov 20258812 AMAQI
21st Nov 2025891 AMAQI
21st Nov 2025892 AMAQI
21st Nov 2025873 AMAQI
21st Nov 2025754 AMAQI
21st Nov 2025845 AMAQI
2°C0/6°C
21st Nov 2025846 AMAQI
21st Nov 2025737 AMAQI
21st Nov 2025648 AMAQI
21st Nov 2025559 AMAQI
21st Nov 20255510 AMAQI
21st Nov 20255411 AMAQI
21st Nov 20255312 PMAQI
21st Nov 2025511 PMAQI
21st Nov 2025492 PMAQI
21st Nov 2025443 PMAQI
21st Nov 2025454 PMAQI
21st Nov 2025425 PMAQI
21st Nov 2025366 PMAQI
21st Nov 2025457 PMAQI
21st Nov 2025488 PMAQI
21st Nov 2025509 PMAQI
21st Nov 20255110 PMAQI
21st Nov 20255011 PMAQI
22nd Nov 20254812 AMAQI
22nd Nov 2025561 AMAQI
22nd Nov 2025542 AMAQI
22nd Nov 2025583 AMAQI
22nd Nov 2025584 AMAQI
22nd Nov 2025515 AMAQI
0°C-2/3°C
22nd Nov 2025536 AMAQI
22nd Nov 2025547 AMAQI
22nd Nov 2025528 AMAQI
22nd Nov 2025509 AMAQI
22nd Nov 20255310 AMAQI
22nd Nov 20255311 AMAQI
22nd Nov 20255512 PMAQI
22nd Nov 2025551 PMAQI
22nd Nov 2025452 PMAQI
22nd Nov 2025563 PMAQI
22nd Nov 2025534 PMAQI
22nd Nov 2025425 PMAQI
22nd Nov 2025406 PMAQI
22nd Nov 2025467 PMAQI
22nd Nov 2025498 PMAQI
22nd Nov 2025509 PMAQI
22nd Nov 20255510 PMAQI
22nd Nov 20255511 PMAQI
23rd Nov 20255312 AMAQI
23rd Nov 2025521 AMAQI
23rd Nov 2025492 AMAQI
23rd Nov 2025533 AMAQI
23rd Nov 2025564 AMAQI
23rd Nov 2025535 AMAQI
-1°C-4/2°C
23rd Nov 2025536 AMAQI
23rd Nov 2025547 AMAQI
23rd Nov 2025568 AMAQI
23rd Nov 2025569 AMAQI
23rd Nov 20255910 AMAQI
23rd Nov 20256011 AMAQI
23rd Nov 20256112 PMAQI
23rd Nov 2025601 PMAQI
23rd Nov 2025522 PMAQI
23rd Nov 2025523 PMAQI
23rd Nov 2025554 PMAQI
23rd Nov 2025545 PMAQI
23rd Nov 2025556 PMAQI
23rd Nov 2025647 PMAQI
23rd Nov 2025768 PMAQI
23rd Nov 2025779 PMAQI
23rd Nov 20257510 PMAQI
23rd Nov 20258411 PMAQI
24th Nov 20259412 AMAQI
24th Nov 2025891 AMAQI
24th Nov 2025842 AMAQI
24th Nov 2025883 AMAQI
24th Nov 2025844 AMAQI
24th Nov 2025805 AMAQI
-2°C-5/3°C
24th Nov 2025806 AMAQI
24th Nov 2025767 AMAQI
24th Nov 2025808 AMAQI
24th Nov 2025799 AMAQI
24th Nov 20256710 AMAQI
24th Nov 20256311 AMAQI
24th Nov 20255912 PMAQI
24th Nov 2025551 PMAQI
24th Nov 2025562 PMAQI
24th Nov 2025563 PMAQI
24th Nov 2025574 PMAQI
24th Nov 2025635 PMAQI
24th Nov 2025646 PMAQI
24th Nov 2025657 PMAQI
24th Nov 2025668 PMAQI
24th Nov 2025679 PMAQI
24th Nov 20257010 PMAQI
24th Nov 20257111 PMAQI
25th Nov 20257412 AMAQI
25th Nov 2025751 AMAQI
25th Nov 2025752 AMAQI
25th Nov 2025783 AMAQI
25th Nov 2025814 AMAQI
25th Nov 2025745 AMAQI
-2°C-6/0°C
25th Nov 2025726 AMAQI
25th Nov 2025677 AMAQI
25th Nov 2025638 AMAQI
25th Nov 2025659 AMAQI
25th Nov 20256910 AMAQI
25th Nov 20256911 AMAQI
25th Nov 20257012 PMAQI
25th Nov 2025701 PMAQI
25th Nov 2025682 PMAQI
25th Nov 2025683 PMAQI
25th Nov 2025684 PMAQI
25th Nov 2025725 PMAQI
25th Nov 2025776 PMAQI
25th Nov 2025737 PMAQI
25th Nov 2025718 PMAQI
25th Nov 2025539 PMAQI
25th Nov 20256410 PMAQI
25th Nov 20256911 PMAQI
26th Nov 20256412 AMAQI
26th Nov 2025641 AMAQI
26th Nov 2025662 AMAQI
26th Nov 2025693 AMAQI
26th Nov 2025684 AMAQI
26th Nov 2025665 AMAQI
1°C0/2°C
26th Nov 2025566 AMAQI
26th Nov 2025557 AMAQI
26th Nov 2025538 AMAQI
26th Nov 2025539 AMAQI
26th Nov 20255310 AMAQI
26th Nov 20255411 AMAQI
26th Nov 20255512 PMAQI
26th Nov 2025601 PMAQI
26th Nov 2025642 PMAQI
26th Nov 2025663 PMAQI
26th Nov 2025674 PMAQI
26th Nov 2025665 PMAQI
26th Nov 2025636 PMAQI
26th Nov 2025637 PMAQI
26th Nov 2025618 PMAQI
26th Nov 2025599 PMAQI
26th Nov 20255010 PMAQI
26th Nov 20256111 PMAQI
27th Nov 20256412 AMAQI
27th Nov 2025601 AMAQI
27th Nov 2025552 AMAQI
27th Nov 2025553 AMAQI
27th Nov 2025474 AMAQI
27th Nov 2025405 AMAQI
0°C0/1°C
27th Nov 2025406 AMAQI
27th Nov 2025517 AMAQI
27th Nov 2025528 AMAQI
27th Nov 2025529 AMAQI
27th Nov 20255310 AMAQI
27th Nov 20255311 AMAQI
27th Nov 20254612 PMAQI
27th Nov 2025591 PMAQI
27th Nov 2025732 PMAQI
27th Nov 2025703 PMAQI
27th Nov 2025694 PMAQI
27th Nov 2025735 PMAQI
27th Nov 2025656 PMAQI
27th Nov 2025617 PMAQI
27th Nov 2025608 PMAQI
27th Nov 2025629 PMAQI
27th Nov 20257710 PMAQI
27th Nov 20257411 PMAQI
28th Nov 20257012 AMAQI
28th Nov 2025681 AMAQI
--°C/°C
6 AM
11 AM
4 PM
11 PM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 10 AM
64AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
11 AM - 4 PM
61AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 10 AM (Avg. 64), while the lowest AQI was between 11 AM to 4 PM (Avg. 61).
Night time
Avg. Highest Time
12 AM - 4 AM
69AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
6 PM
57AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 69), while the lowest AQI was between 6 PM to 6 PM (Avg. 57).
2025 Days Vs Air Quality
Brno Arboretum, Brno, Jihomoravsky Kraj, Czechia
2025
61%
201
37%
122
2%
8
Total number of days with different AQI categories in last 332 days in 2025 (33 days remaining)
Good
201 DaysModerate
122 DaysPoor
8 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 61%
Health Risk Level:
Moderate
In 2025, 61% of 332 days were within WHO’s safe air quality limits, and 39% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Brno Arboretum, Brno, Jihomoravsky Kraj, Czechia
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
84AQI
84AQI
2nd January 2025
82AQI
82AQI
3rd January 2025
50AQI
50AQI
4th January 2025
35AQI
35AQI
5th January 2025
60AQI
60AQI
6th January 2025
74AQI
74AQI
7th January 2025
72AQI
72AQI
8th January 2025
50AQI
50AQI
9th January 2025
52AQI
52AQI
10th January 2025
26AQI
26AQI
11th January 2025
25AQI
25AQI
12th January 2025
23AQI
23AQI
13th January 2025
32AQI
32AQI
14th January 2025
67AQI
67AQI
15th January 2025
70AQI
70AQI
16th January 2025
54AQI
54AQI
17th January 2025
58AQI
58AQI
18th January 2025
78AQI
78AQI
19th January 2025
70AQI
70AQI
20th January 2025
54AQI
54AQI
21st January 2025
63AQI
63AQI
22nd January 2025
71AQI
71AQI
23rd January 2025
64AQI
64AQI
24th January 2025
84AQI
84AQI
25th January 2025
69AQI
69AQI
26th January 2025
67AQI
67AQI
27th January 2025
53AQI
53AQI
28th January 2025
42AQI
42AQI
29th January 2025
32AQI
32AQI
30th January 2025
55AQI
55AQI
31st January 2025
60AQI
60AQI
1st February 2025
56AQI
56AQI
2nd February 2025
59AQI
59AQI
3rd February 2025
77AQI
77AQI
4th February 2025
100AQI
100AQI
5th February 2025
113AQI
113AQI
6th February 2025
61AQI
61AQI
7th February 2025
89AQI
89AQI
8th February 2025
75AQI
75AQI
9th February 2025
69AQI
69AQI
10th February 2025
87AQI
87AQI
11th February 2025
127AQI
127AQI
12th February 2025
81AQI
81AQI
13th February 2025
89AQI
89AQI
14th February 2025
84AQI
84AQI
15th February 2025
70AQI
70AQI
16th February 2025
65AQI
65AQI
17th February 2025
75AQI
75AQI
18th February 2025
70AQI
70AQI
19th February 2025
87AQI
87AQI
20th February 2025
102AQI
102AQI
21st February 2025
88AQI
88AQI
22nd February 2025
82AQI
82AQI
23rd February 2025
110AQI
110AQI
24th February 2025
135AQI
135AQI
25th February 2025
127AQI
127AQI
26th February 2025
141AQI
141AQI
27th February 2025
120AQI
120AQI
28th February 2025
54AQI
54AQI
1st March 2025
56AQI
56AQI
2nd March 2025
53AQI
53AQI
3rd March 2025
63AQI
63AQI
4th March 2025
81AQI
81AQI
5th March 2025
87AQI
87AQI
6th March 2025
90AQI
90AQI
7th March 2025
79AQI
79AQI
8th March 2025
88AQI
88AQI
9th March 2025
93AQI
93AQI
10th March 2025
65AQI
65AQI
11th March 2025
61AQI
61AQI
12th March 2025
47AQI
47AQI
13th March 2025
27AQI
27AQI
14th March 2025
52AQI
52AQI
15th March 2025
53AQI
53AQI
16th March 2025
41AQI
41AQI
17th March 2025
41AQI
41AQI
18th March 2025
39AQI
39AQI
19th March 2025
60AQI
60AQI
20th March 2025
70AQI
70AQI
21st March 2025
76AQI
76AQI
22nd March 2025
68AQI
68AQI
23rd March 2025
52AQI
52AQI
24th March 2025
70AQI
70AQI
25th March 2025
72AQI
72AQI
26th March 2025
72AQI
72AQI
27th March 2025
47AQI
47AQI
28th March 2025
66AQI
66AQI
29th March 2025
75AQI
75AQI
30th March 2025
57AQI
57AQI
31st March 2025
25AQI
25AQI
1st April 2025
44AQI
44AQI
2nd April 2025
57AQI
57AQI
3rd April 2025
47AQI
47AQI
4th April 2025
45AQI
45AQI
5th April 2025
44AQI
44AQI
6th April 2025
24AQI
24AQI
7th April 2025
20AQI
20AQI
8th April 2025
30AQI
30AQI
9th April 2025
32AQI
32AQI
10th April 2025
40AQI
40AQI
11th April 2025
45AQI
45AQI
12th April 2025
45AQI
45AQI
13th April 2025
42AQI
42AQI
14th April 2025
52AQI
52AQI
15th April 2025
49AQI
49AQI
16th April 2025
48AQI
48AQI
17th April 2025
50AQI
50AQI
18th April 2025
26AQI
26AQI
19th April 2025
23AQI
23AQI
20th April 2025
23AQI
23AQI
21st April 2025
40AQI
40AQI
22nd April 2025
21AQI
21AQI
23rd April 2025
27AQI
27AQI
24th April 2025
42AQI
42AQI
25th April 2025
23AQI
23AQI
26th April 2025
27AQI
27AQI
27th April 2025
26AQI
26AQI
28th April 2025
31AQI
31AQI
29th April 2025
42AQI
42AQI
30th April 2025
37AQI
37AQI
1st May 2025
49AQI
49AQI
2nd May 2025
36AQI
36AQI
3rd May 2025
49AQI
49AQI
4th May 2025
29AQI
29AQI
5th May 2025
25AQI
25AQI
6th May 2025
31AQI
31AQI
7th May 2025
37AQI
37AQI
8th May 2025
24AQI
24AQI
9th May 2025
28AQI
28AQI
10th May 2025
28AQI
28AQI
11th May 2025
25AQI
25AQI
12th May 2025
34AQI
34AQI
13th May 2025
34AQI
34AQI
14th May 2025
41AQI
41AQI
15th May 2025
31AQI
31AQI
16th May 2025
19AQI
19AQI
17th May 2025
22AQI
22AQI
18th May 2025
16AQI
16AQI
19th May 2025
19AQI
19AQI
20th May 2025
27AQI
27AQI
21st May 2025
35AQI
35AQI
22nd May 2025
35AQI
35AQI
23rd May 2025
23AQI
23AQI
24th May 2025
24AQI
24AQI
25th May 2025
28AQI
28AQI
26th May 2025
29AQI
29AQI
27th May 2025
29AQI
29AQI
28th May 2025
28AQI
28AQI
29th May 2025
17AQI
17AQI
30th May 2025
24AQI
24AQI
31st May 2025
36AQI
36AQI
1st June 2025
31AQI
31AQI
2nd June 2025
34AQI
34AQI
3rd June 2025
35AQI
35AQI
4th June 2025
35AQI
35AQI
5th June 2025
26AQI
26AQI
6th June 2025
27AQI
27AQI
7th June 2025
19AQI
19AQI
8th June 2025
22AQI
22AQI
9th June 2025
22AQI
22AQI
10th June 2025
35AQI
35AQI
11th June 2025
45AQI
45AQI
12th June 2025
43AQI
43AQI
13th June 2025
40AQI
40AQI
14th June 2025
34AQI
34AQI
15th June 2025
43AQI
43AQI
16th June 2025
42AQI
42AQI
17th June 2025
36AQI
36AQI
18th June 2025
39AQI
39AQI
19th June 2025
50AQI
50AQI
20th June 2025
37AQI
37AQI
21st June 2025
30AQI
30AQI
22nd June 2025
26AQI
26AQI
23rd June 2025
38AQI
38AQI
24th June 2025
37AQI
37AQI
25th June 2025
33AQI
33AQI
26th June 2025
33AQI
33AQI
27th June 2025
30AQI
30AQI
28th June 2025
26AQI
26AQI
29th June 2025
29AQI
29AQI
30th June 2025
31AQI
31AQI
1st July 2025
29AQI
29AQI
2nd July 2025
27AQI
27AQI
3rd July 2025
35AQI
35AQI
4th July 2025
39AQI
39AQI
5th July 2025
35AQI
35AQI
6th July 2025
43AQI
43AQI
7th July 2025
37AQI
37AQI
8th July 2025
27AQI
27AQI
9th July 2025
23AQI
23AQI
10th July 2025
21AQI
21AQI
11th July 2025
21AQI
21AQI
12th July 2025
23AQI
23AQI
13th July 2025
25AQI
25AQI
14th July 2025
29AQI
29AQI
15th July 2025
30AQI
30AQI
16th July 2025
34AQI
34AQI
17th July 2025
29AQI
29AQI
18th July 2025
26AQI
26AQI
19th July 2025
27AQI
27AQI
20th July 2025
32AQI
32AQI
21st July 2025
41AQI
41AQI
22nd July 2025
29AQI
29AQI
23rd July 2025
23AQI
23AQI
24th July 2025
25AQI
25AQI
25th July 2025
28AQI
28AQI
26th July 2025
37AQI
37AQI
27th July 2025
38AQI
38AQI
28th July 2025
36AQI
36AQI
29th July 2025
30AQI
30AQI
30th July 2025
30AQI
30AQI
31st July 2025
27AQI
27AQI
1st August 2025
26AQI
26AQI
2nd August 2025
28AQI
28AQI
3rd August 2025
25AQI
25AQI
4th August 2025
26AQI
26AQI
5th August 2025
29AQI
29AQI
6th August 2025
27AQI
27AQI
7th August 2025
27AQI
27AQI
8th August 2025
33AQI
33AQI
9th August 2025
39AQI
39AQI
10th August 2025
50AQI
50AQI
11th August 2025
49AQI
49AQI
12th August 2025
43AQI
43AQI
13th August 2025
45AQI
45AQI
14th August 2025
54AQI
54AQI
15th August 2025
59AQI
59AQI
16th August 2025
62AQI
62AQI
17th August 2025
57AQI
57AQI
18th August 2025
41AQI
41AQI
19th August 2025
29AQI
29AQI
20th August 2025
31AQI
31AQI
21st August 2025
42AQI
42AQI
22nd August 2025
42AQI
42AQI
23rd August 2025
29AQI
29AQI
24th August 2025
18AQI
18AQI
25th August 2025
19AQI
19AQI
26th August 2025
24AQI
24AQI
27th August 2025
33AQI
33AQI
28th August 2025
46AQI
46AQI
29th August 2025
46AQI
46AQI
30th August 2025
31AQI
31AQI
31st August 2025
25AQI
25AQI
1st September 2025
30AQI
30AQI
2nd September 2025
33AQI
33AQI
3rd September 2025
32AQI
32AQI
4th September 2025
26AQI
26AQI
5th September 2025
26AQI
26AQI
6th September 2025
20AQI
20AQI
7th September 2025
20AQI
20AQI
8th September 2025
27AQI
27AQI
9th September 2025
31AQI
31AQI
10th September 2025
40AQI
40AQI
11th September 2025
27AQI
27AQI
12th September 2025
23AQI
23AQI
13th September 2025
23AQI
23AQI
14th September 2025
27AQI
27AQI
15th September 2025
20AQI
20AQI
16th September 2025
20AQI
20AQI
17th September 2025
18AQI
18AQI
18th September 2025
25AQI
25AQI
19th September 2025
28AQI
28AQI
20th September 2025
30AQI
30AQI
21st September 2025
29AQI
29AQI
22nd September 2025
29AQI
29AQI
23rd September 2025
23AQI
23AQI
24th September 2025
24AQI
24AQI
25th September 2025
23AQI
23AQI
26th September 2025
30AQI
30AQI
27th September 2025
32AQI
32AQI
28th September 2025
36AQI
36AQI
29th September 2025
40AQI
40AQI
30th September 2025
35AQI
35AQI
1st October 2025
42AQI
42AQI
2nd October 2025
58AQI
58AQI
3rd October 2025
63AQI
63AQI
4th October 2025
73AQI
73AQI
5th October 2025
52AQI
52AQI
6th October 2025
53AQI
53AQI
7th October 2025
53AQI
53AQI
8th October 2025
64AQI
64AQI
9th October 2025
63AQI
63AQI
10th October 2025
52AQI
52AQI
11th October 2025
57AQI
57AQI
12th October 2025
59AQI
59AQI
13th October 2025
66AQI
66AQI
14th October 2025
66AQI
66AQI
15th October 2025
65AQI
65AQI
16th October 2025
65AQI
65AQI
17th October 2025
67AQI
67AQI
18th October 2025
60AQI
60AQI
19th October 2025
64AQI
64AQI
20th October 2025
61AQI
61AQI
21st October 2025
61AQI
61AQI
22nd October 2025
69AQI
69AQI
23rd October 2025
66AQI
66AQI
24th October 2025
30AQI
30AQI
25th October 2025
51AQI
51AQI
26th October 2025
42AQI
42AQI
27th October 2025
41AQI
41AQI
28th October 2025
39AQI
39AQI
29th October 2025
49AQI
49AQI
30th October 2025
53AQI
53AQI
31st October 2025
62AQI
62AQI
1st November 2025
70AQI
70AQI
2nd November 2025
75AQI
75AQI
3rd November 2025
40AQI
40AQI
4th November 2025
59AQI
59AQI
5th November 2025
64AQI
64AQI
6th November 2025
66AQI
66AQI
7th November 2025
69AQI
69AQI
8th November 2025
76AQI
76AQI
9th November 2025
69AQI
69AQI
10th November 2025
70AQI
70AQI
11th November 2025
76AQI
76AQI
12th November 2025
71AQI
71AQI
13th November 2025
62AQI
62AQI
14th November 2025
65AQI
65AQI
15th November 2025
66AQI
66AQI
16th November 2025
73AQI
73AQI
17th November 2025
65AQI
65AQI
18th November 2025
45AQI
45AQI
19th November 2025
72AQI
72AQI
20th November 2025
78AQI
78AQI
21st November 2025
65AQI
65AQI
22nd November 2025
51AQI
51AQI
23rd November 2025
59AQI
59AQI
24th November 2025
76AQI
76AQI
25th November 2025
71AQI
71AQI
26th November 2025
62AQI
62AQI
27th November 2025
56AQI
56AQI
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
57AQI
89AQI
62AQI
37AQI
29AQI
34AQI
30AQI
37AQI
28AQI
57AQI
66AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202547AQI
9
22
20
8
7
24
28
2
31
30
31
27
4
30
6
25
2
25
201
122
8
Highest AQI recorded in
February89AQI
Lowest AQI recorded in
September28AQI
202447AQI
16
12
3
18
10
1
9
22
26
4
31
28
2
28
3
25
6
16
14
19
12
10
18
2
13
15
3
239
118
9
Highest AQI recorded in
November62AQI
Lowest AQI recorded in
July36AQI
202345AQI
16
14
1
13
14
1
19
11
1
18
12
29
2
26
4
27
3
23
8
19
11
24
7
22
7
11
18
2
247
111
5
Highest AQI recorded in
December61AQI
Lowest AQI recorded in
August37AQI
202252AQI
15
14
1
15
5
1
1
27
3
10
7
23
8
28
2
20
4
2
24
4
18
13
5
25
6
20
5
167
129
10
Highest AQI recorded in
March77AQI
Lowest AQI recorded in
September34AQI
202151AQI
1
1
1
10
18
2
1
17
13
29
2
21
9
27
4
28
2
20
10
11
16
3
1
9
19
2
9
21
1
182
115
9
2
Highest AQI recorded in
February83AQI
Lowest AQI recorded in
August31AQI
202044AQI
5
7
1
7
4
13
5
28
2
31
24
7
25
5
22
7
6
23
1
2
161
62
2
Highest AQI recorded in
December84AQI
Lowest AQI recorded in
July34AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
52AQILeast Polluted Year Recorded
2020(Avg.)
44AQIBrno Arboretum's annual 2025 AQI (47) shows an average percentage change of -0.8% (improved AQI) compared to previous years: 2020 (44), 2021 (51), 2022 (52), 2023 (45), 2024 (47).
