Porta San Felice, Bologna, Emilia Romagna, Italy 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+
October Air Quality Analysis
Porta San Felice, Bologna, Emilia Romagna, Italy
2021
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Oct 2021
154AQILowest AQI recorded on
5th Oct 2021
19AQISame Day Analysis (22nd October ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 2nd highest AQI at 106 of Poor air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 22nd Oct - 23rd Oct 2025
Porta San Felice, Bologna, Emilia Romagna, Italy
AQI
Day
Night
.
7 AM22nd Oct 2025
6 PM
6 AM23rd Oct 2025
Day time
Avg. Highest Time
2PM22nd Oct
122AQI
Avg. Lowest Time
7AM22nd Oct
92AQI
Night time
Avg. Highest Time
9PM22nd Oct
142AQI
Avg. Lowest Time
6AM23rd Oct
92AQI
In the last 24 hours,
Porta San Felice's AQI reached its highest point of 142 at 9 PM during the Night, while the lowest point, 92, was recorded at 6 AM during the Night between 22nd Oct and 23rd Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Porta San Felice, Bologna, Emilia Romagna, Italy
SepOct
23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd
Day
Night
23rd Sep 2025367 AMAQI
23rd Sep 2025368 AMAQI
23rd Sep 2025359 AMAQI
23rd Sep 20254110 AMAQI
23rd Sep 20254211 AMAQI
23rd Sep 20253212 PMAQI
23rd Sep 2025371 PMAQI
23rd Sep 2025342 PMAQI
23rd Sep 2025423 PMAQI
23rd Sep 2025224 PMAQI
23rd Sep 2025225 PMAQI
23rd Sep 2025266 PMAQI
23rd Sep 2025327 PMAQI
23rd Sep 2025288 PMAQI
23rd Sep 2025349 PMAQI
23rd Sep 20252010 PMAQI
23rd Sep 20252011 PMAQI
24th Sep 20252412 AMAQI
24th Sep 2025291 AMAQI
24th Sep 2025202 AMAQI
24th Sep 2025173 AMAQI
24th Sep 2025164 AMAQI
24th Sep 2025165 AMAQI
24th Sep 2025236 AMAQI
20°C17/24°C
24th Sep 2025207 AMAQI
24th Sep 2025308 AMAQI
24th Sep 2025369 AMAQI
24th Sep 20252710 AMAQI
24th Sep 20252611 AMAQI
24th Sep 20253112 PMAQI
24th Sep 2025191 PMAQI
24th Sep 2025182 PMAQI
24th Sep 2025183 PMAQI
24th Sep 2025154 PMAQI
24th Sep 2025175 PMAQI
24th Sep 2025156 PMAQI
24th Sep 2025167 PMAQI
24th Sep 2025208 PMAQI
24th Sep 2025189 PMAQI
24th Sep 20251810 PMAQI
24th Sep 20251811 PMAQI
25th Sep 20252012 AMAQI
25th Sep 2025221 AMAQI
25th Sep 2025192 AMAQI
25th Sep 2025163 AMAQI
25th Sep 2025164 AMAQI
25th Sep 2025175 AMAQI
25th Sep 2025166 AMAQI
18°C13/25°C
25th Sep 2025207 AMAQI
25th Sep 2025178 AMAQI
25th Sep 2025209 AMAQI
25th Sep 20251610 AMAQI
25th Sep 20251311 AMAQI
25th Sep 20251812 PMAQI
25th Sep 2025141 PMAQI
25th Sep 2025182 PMAQI
25th Sep 2025173 PMAQI
25th Sep 2025124 PMAQI
25th Sep 2025105 PMAQI
25th Sep 2025206 PMAQI
25th Sep 2025237 PMAQI
25th Sep 2025188 PMAQI
25th Sep 2025169 PMAQI
25th Sep 20251610 PMAQI
25th Sep 20251411 PMAQI
26th Sep 20251612 AMAQI
26th Sep 2025201 AMAQI
26th Sep 2025202 AMAQI
26th Sep 2025323 AMAQI
26th Sep 2025294 AMAQI
26th Sep 2025455 AMAQI
26th Sep 2025496 AMAQI
15°C12/22°C
26th Sep 2025387 AMAQI
26th Sep 2025528 AMAQI
26th Sep 2025509 AMAQI
26th Sep 20253010 AMAQI
26th Sep 20256711 AMAQI
26th Sep 20257712 PMAQI
26th Sep 2025681 PMAQI
26th Sep 2025562 PMAQI
26th Sep 2025513 PMAQI
26th Sep 2025264 PMAQI
26th Sep 2025225 PMAQI
26th Sep 2025206 PMAQI
26th Sep 2025207 PMAQI
26th Sep 2025188 PMAQI
26th Sep 2025179 PMAQI
26th Sep 20251510 PMAQI
26th Sep 20251811 PMAQI
27th Sep 20252212 AMAQI
27th Sep 2025371 AMAQI
27th Sep 2025522 AMAQI
27th Sep 2025533 AMAQI
27th Sep 2025474 AMAQI
27th Sep 2025245 AMAQI
27th Sep 2025186 AMAQI
16°C11/22°C
27th Sep 2025297 AMAQI
27th Sep 2025508 AMAQI
27th Sep 2025479 AMAQI
27th Sep 20254410 AMAQI
27th Sep 20252611 AMAQI
27th Sep 20252812 PMAQI
27th Sep 2025401 PMAQI
27th Sep 2025392 PMAQI
27th Sep 2025213 PMAQI
27th Sep 2025134 PMAQI
27th Sep 2025185 PMAQI
27th Sep 2025246 PMAQI
27th Sep 2025377 PMAQI
27th Sep 2025428 PMAQI
27th Sep 2025209 PMAQI
27th Sep 20251510 PMAQI
27th Sep 20251211 PMAQI
28th Sep 20251712 AMAQI
28th Sep 2025321 AMAQI
28th Sep 2025442 AMAQI
28th Sep 2025503 AMAQI
28th Sep 2025604 AMAQI
28th Sep 2025665 AMAQI
28th Sep 2025676 AMAQI
15°C12/23°C
28th Sep 2025657 AMAQI
28th Sep 2025638 AMAQI
28th Sep 2025589 AMAQI
28th Sep 20255510 AMAQI
28th Sep 20253011 AMAQI
28th Sep 20251612 PMAQI
28th Sep 2025151 PMAQI
28th Sep 2025202 PMAQI
28th Sep 2025193 PMAQI
28th Sep 2025174 PMAQI
28th Sep 2025185 PMAQI
28th Sep 2025186 PMAQI
28th Sep 2025417 PMAQI
28th Sep 2025608 PMAQI
28th Sep 2025729 PMAQI
28th Sep 20257710 PMAQI
28th Sep 20258211 PMAQI
29th Sep 20258612 AMAQI
29th Sep 2025711 AMAQI
29th Sep 2025662 AMAQI
29th Sep 2025803 AMAQI
29th Sep 2025644 AMAQI
29th Sep 2025745 AMAQI
29th Sep 2025716 AMAQI
15°C12/20°C
29th Sep 2025587 AMAQI
29th Sep 2025718 AMAQI
29th Sep 2025579 AMAQI
29th Sep 20256010 AMAQI
29th Sep 20257411 AMAQI
29th Sep 20257312 PMAQI
29th Sep 2025581 PMAQI
29th Sep 2025532 PMAQI
29th Sep 2025423 PMAQI
29th Sep 2025454 PMAQI
29th Sep 2025425 PMAQI
29th Sep 2025576 PMAQI
29th Sep 2025457 PMAQI
29th Sep 2025458 PMAQI
29th Sep 2025599 PMAQI
29th Sep 20256310 PMAQI
29th Sep 20257611 PMAQI
30th Sep 20256412 AMAQI
30th Sep 2025681 AMAQI
30th Sep 2025542 AMAQI
30th Sep 2025663 AMAQI
30th Sep 2025674 AMAQI
30th Sep 2025555 AMAQI
30th Sep 2025596 AMAQI
17°C12/23°C
30th Sep 2025627 AMAQI
30th Sep 2025618 AMAQI
30th Sep 2025639 AMAQI
30th Sep 20257210 AMAQI
30th Sep 20256811 AMAQI
30th Sep 20256012 PMAQI
30th Sep 2025601 PMAQI
30th Sep 2025512 PMAQI
30th Sep 2025553 PMAQI
30th Sep 2025474 PMAQI
30th Sep 2025425 PMAQI
30th Sep 2025506 PMAQI
30th Sep 2025467 PMAQI
30th Sep 2025428 PMAQI
30th Sep 2025539 PMAQI
30th Sep 20257010 PMAQI
30th Sep 20256611 PMAQI
1st Oct 20255712 AMAQI
1st Oct 2025541 AMAQI
1st Oct 2025482 AMAQI
1st Oct 2025533 AMAQI
1st Oct 2025494 AMAQI
1st Oct 2025515 AMAQI
1st Oct 2025556 AMAQI
17°C13/23°C
1st Oct 2025537 AMAQI
1st Oct 2025588 AMAQI
1st Oct 2025589 AMAQI
1st Oct 20255810 AMAQI
1st Oct 20255711 AMAQI
1st Oct 20255812 PMAQI
1st Oct 2025571 PMAQI
1st Oct 2025562 PMAQI
1st Oct 2025513 PMAQI
1st Oct 2025434 PMAQI
1st Oct 2025405 PMAQI
1st Oct 2025506 PMAQI
1st Oct 2025507 PMAQI
1st Oct 2025528 PMAQI
1st Oct 2025549 PMAQI
1st Oct 20255510 PMAQI
1st Oct 20255611 PMAQI
2nd Oct 20255712 AMAQI
2nd Oct 2025581 AMAQI
2nd Oct 2025552 AMAQI
2nd Oct 2025573 AMAQI
2nd Oct 2025684 AMAQI
2nd Oct 2025755 AMAQI
2nd Oct 2025706 AMAQI
14°C11/16°C
2nd Oct 2025717 AMAQI
2nd Oct 2025748 AMAQI
2nd Oct 2025739 AMAQI
2nd Oct 20257010 AMAQI
2nd Oct 20256211 AMAQI
2nd Oct 20255512 PMAQI
2nd Oct 2025541 PMAQI
2nd Oct 2025512 PMAQI
2nd Oct 2025513 PMAQI
2nd Oct 2025524 PMAQI
2nd Oct 2025525 PMAQI
2nd Oct 2025516 PMAQI
2nd Oct 2025557 PMAQI
2nd Oct 2025598 PMAQI
2nd Oct 2025649 PMAQI
2nd Oct 20256010 PMAQI
2nd Oct 20256311 PMAQI
3rd Oct 20256512 AMAQI
3rd Oct 2025591 AMAQI
3rd Oct 2025522 AMAQI
3rd Oct 2025523 AMAQI
3rd Oct 2025474 AMAQI
3rd Oct 2025485 AMAQI
3rd Oct 2025506 AMAQI
12°C9/16°C
3rd Oct 2025537 AMAQI
3rd Oct 2025538 AMAQI
3rd Oct 2025549 AMAQI
3rd Oct 20255710 AMAQI
3rd Oct 20255811 AMAQI
3rd Oct 20255812 PMAQI
3rd Oct 2025461 PMAQI
3rd Oct 2025562 PMAQI
3rd Oct 2025563 PMAQI
3rd Oct 2025604 PMAQI
3rd Oct 2025595 PMAQI
3rd Oct 2025606 PMAQI
3rd Oct 2025627 PMAQI
3rd Oct 2025718 PMAQI
3rd Oct 2025789 PMAQI
3rd Oct 20258310 PMAQI
3rd Oct 20258211 PMAQI
4th Oct 20258612 AMAQI
4th Oct 2025791 AMAQI
4th Oct 2025772 AMAQI
4th Oct 2025773 AMAQI
4th Oct 2025704 AMAQI
4th Oct 2025705 AMAQI
4th Oct 2025786 AMAQI
13°C9/18°C
4th Oct 2025877 AMAQI
4th Oct 2025888 AMAQI
4th Oct 2025799 AMAQI
4th Oct 20257810 AMAQI
4th Oct 20257111 AMAQI
4th Oct 20257312 PMAQI
4th Oct 2025721 PMAQI
4th Oct 2025722 PMAQI
4th Oct 2025753 PMAQI
4th Oct 2025684 PMAQI
4th Oct 2025715 PMAQI
4th Oct 2025716 PMAQI
4th Oct 2025727 PMAQI
4th Oct 2025798 PMAQI
4th Oct 2025889 PMAQI
4th Oct 20259410 PMAQI
4th Oct 20259011 PMAQI
5th Oct 202510412 AMAQI
5th Oct 2025921 AMAQI
5th Oct 2025942 AMAQI
5th Oct 2025953 AMAQI
5th Oct 2025934 AMAQI
5th Oct 2025915 AMAQI
5th Oct 2025866 AMAQI
15°C9/21°C
5th Oct 2025977 AMAQI
5th Oct 20251098 AMAQI
5th Oct 2025959 AMAQI
5th Oct 20259310 AMAQI
5th Oct 20259211 AMAQI
5th Oct 20258312 PMAQI
5th Oct 2025711 PMAQI
5th Oct 2025572 PMAQI
5th Oct 2025543 PMAQI
5th Oct 2025534 PMAQI
5th Oct 2025415 PMAQI
5th Oct 2025486 PMAQI
5th Oct 2025547 PMAQI
5th Oct 2025588 PMAQI
5th Oct 2025639 PMAQI
5th Oct 20257010 PMAQI
5th Oct 20257211 PMAQI
6th Oct 20257312 AMAQI
6th Oct 2025721 AMAQI
6th Oct 2025682 AMAQI
6th Oct 2025673 AMAQI
6th Oct 2025624 AMAQI
6th Oct 2025595 AMAQI
6th Oct 2025596 AMAQI
13°C9/14°C
6th Oct 2025597 AMAQI
6th Oct 2025588 AMAQI
6th Oct 2025569 AMAQI
6th Oct 20255710 AMAQI
6th Oct 20255611 AMAQI
6th Oct 20255112 PMAQI
6th Oct 2025521 PMAQI
6th Oct 2025542 PMAQI
6th Oct 2025513 PMAQI
6th Oct 2025564 PMAQI
6th Oct 2025535 PMAQI
6th Oct 2025576 PMAQI
6th Oct 2025607 PMAQI
13°C8/19°C
7th Oct 2025691 PMAQI
7th Oct 2025672 PMAQI
7th Oct 2025673 PMAQI
7th Oct 2025664 PMAQI
7th Oct 2025635 PMAQI
7th Oct 2025646 PMAQI
7th Oct 2025697 PMAQI
7th Oct 2025748 PMAQI
7th Oct 2025799 PMAQI
7th Oct 20259110 PMAQI
7th Oct 202510111 PMAQI
8th Oct 202511412 AMAQI
8th Oct 20251031 AMAQI
8th Oct 20251022 AMAQI
8th Oct 20251043 AMAQI
8th Oct 20251004 AMAQI
8th Oct 2025955 AMAQI
8th Oct 2025936 AMAQI
15°C10/20°C
8th Oct 2025867 AMAQI
8th Oct 2025868 AMAQI
8th Oct 2025859 AMAQI
8th Oct 20259310 AMAQI
8th Oct 20259311 AMAQI
8th Oct 20259312 PMAQI
8th Oct 2025981 PMAQI
8th Oct 2025872 PMAQI
8th Oct 2025743 PMAQI
8th Oct 2025754 PMAQI
8th Oct 2025715 PMAQI
8th Oct 2025716 PMAQI
8th Oct 2025737 PMAQI
8th Oct 2025848 PMAQI
8th Oct 2025859 PMAQI
8th Oct 20258510 PMAQI
8th Oct 20258411 PMAQI
9th Oct 20258512 AMAQI
9th Oct 2025981 AMAQI
9th Oct 20251102 AMAQI
9th Oct 20251243 AMAQI
9th Oct 20251194 AMAQI
9th Oct 20251005 AMAQI
9th Oct 20251016 AMAQI
16°C11/21°C
9th Oct 20251017 AMAQI
9th Oct 20251068 AMAQI
9th Oct 2025969 AMAQI
9th Oct 202512110 AMAQI
9th Oct 202512611 AMAQI
9th Oct 202510712 PMAQI
9th Oct 2025861 PMAQI
9th Oct 2025782 PMAQI
9th Oct 2025663 PMAQI
9th Oct 2025584 PMAQI
9th Oct 2025575 PMAQI
9th Oct 2025566 PMAQI
9th Oct 2025597 PMAQI
9th Oct 2025598 PMAQI
9th Oct 2025679 PMAQI
9th Oct 20257210 PMAQI
9th Oct 20257311 PMAQI
10th Oct 20257212 AMAQI
10th Oct 2025761 AMAQI
10th Oct 2025752 AMAQI
10th Oct 2025753 AMAQI
10th Oct 2025904 AMAQI
10th Oct 2025875 AMAQI
10th Oct 2025886 AMAQI
17°C12/22°C
10th Oct 2025917 AMAQI
10th Oct 2025938 AMAQI
10th Oct 2025969 AMAQI
10th Oct 20259810 AMAQI
10th Oct 202510511 AMAQI
10th Oct 20259312 PMAQI
10th Oct 2025841 PMAQI
10th Oct 2025772 PMAQI
10th Oct 2025743 PMAQI
10th Oct 2025704 PMAQI
10th Oct 2025705 PMAQI
10th Oct 2025736 PMAQI
10th Oct 2025787 PMAQI
10th Oct 2025858 PMAQI
10th Oct 2025829 PMAQI
10th Oct 20258710 PMAQI
10th Oct 20259811 PMAQI
11th Oct 20259712 AMAQI
11th Oct 20251021 AMAQI
11th Oct 2025962 AMAQI
11th Oct 2025983 AMAQI
11th Oct 2025964 AMAQI
11th Oct 2025895 AMAQI
11th Oct 2025926 AMAQI
17°C12/22°C
11th Oct 2025937 AMAQI
11th Oct 2025898 AMAQI
11th Oct 2025899 AMAQI
11th Oct 20258610 AMAQI
11th Oct 20258611 AMAQI
11th Oct 20259312 PMAQI
11th Oct 20251021 PMAQI
11th Oct 20251072 PMAQI
11th Oct 20251053 PMAQI
11th Oct 20251024 PMAQI
11th Oct 20251175 PMAQI
11th Oct 20251146 PMAQI
11th Oct 20251227 PMAQI
11th Oct 20251258 PMAQI
11th Oct 20251259 PMAQI
11th Oct 202512110 PMAQI
11th Oct 202512111 PMAQI
12th Oct 202511212 AMAQI
12th Oct 20251171 AMAQI
12th Oct 20251252 AMAQI
12th Oct 20251233 AMAQI
12th Oct 20251074 AMAQI
12th Oct 20251085 AMAQI
12th Oct 20251066 AMAQI
17°C13/23°C
12th Oct 20251097 AMAQI
12th Oct 20251158 AMAQI
12th Oct 20251259 AMAQI
12th Oct 202511410 AMAQI
12th Oct 202512211 AMAQI
12th Oct 202512012 PMAQI
12th Oct 20251121 PMAQI
12th Oct 20251022 PMAQI
12th Oct 2025913 PMAQI
12th Oct 2025834 PMAQI
12th Oct 2025715 PMAQI
12th Oct 2025696 PMAQI
12th Oct 2025727 PMAQI
12th Oct 2025828 PMAQI
12th Oct 2025819 PMAQI
12th Oct 20258510 PMAQI
12th Oct 20258811 PMAQI
13th Oct 20258412 AMAQI
13th Oct 2025911 AMAQI
13th Oct 2025902 AMAQI
13th Oct 2025823 AMAQI
13th Oct 2025864 AMAQI
13th Oct 2025805 AMAQI
13th Oct 2025876 AMAQI
17°C13/23°C
13th Oct 2025887 AMAQI
13th Oct 2025948 AMAQI
13th Oct 2025939 AMAQI
13th Oct 20258610 AMAQI
13th Oct 20258211 AMAQI
13th Oct 202510012 PMAQI
13th Oct 2025971 PMAQI
13th Oct 2025902 PMAQI
13th Oct 2025703 PMAQI
13th Oct 2025654 PMAQI
13th Oct 2025625 PMAQI
13th Oct 2025686 PMAQI
13th Oct 2025707 PMAQI
13th Oct 2025808 PMAQI
13th Oct 2025889 PMAQI
13th Oct 20259010 PMAQI
13th Oct 20258811 PMAQI
14th Oct 20259212 AMAQI
14th Oct 2025951 AMAQI
14th Oct 2025892 AMAQI
14th Oct 2025903 AMAQI
14th Oct 2025884 AMAQI
14th Oct 2025945 AMAQI
14th Oct 2025936 AMAQI
17°C13/21°C
14th Oct 2025947 AMAQI
14th Oct 2025958 AMAQI
14th Oct 20251069 AMAQI
14th Oct 202511010 AMAQI
14th Oct 202510611 AMAQI
14th Oct 202513812 PMAQI
14th Oct 20251401 PMAQI
14th Oct 20251172 PMAQI
14th Oct 2025613 PMAQI
14th Oct 2025584 PMAQI
14th Oct 2025585 PMAQI
14th Oct 2025576 PMAQI
14th Oct 2025647 PMAQI
14th Oct 2025728 PMAQI
14th Oct 2025789 PMAQI
14th Oct 20257610 PMAQI
14th Oct 20258011 PMAQI
15th Oct 20258012 AMAQI
15th Oct 2025791 AMAQI
15th Oct 2025782 AMAQI
15th Oct 2025863 AMAQI
15th Oct 2025944 AMAQI
15th Oct 2025915 AMAQI
15th Oct 2025826 AMAQI
17°C13/20°C
15th Oct 2025817 AMAQI
15th Oct 2025908 AMAQI
15th Oct 2025879 AMAQI
15th Oct 20259010 AMAQI
15th Oct 20259311 AMAQI
15th Oct 20257812 PMAQI
15th Oct 2025671 PMAQI
15th Oct 2025602 PMAQI
15th Oct 2025573 PMAQI
15th Oct 2025564 PMAQI
15th Oct 2025585 PMAQI
15th Oct 2025566 PMAQI
15th Oct 2025567 PMAQI
15th Oct 2025608 PMAQI
15th Oct 2025619 PMAQI
15th Oct 20256110 PMAQI
15th Oct 20255911 PMAQI
16th Oct 20256412 AMAQI
16th Oct 2025651 AMAQI
16th Oct 2025642 AMAQI
16th Oct 2025773 AMAQI
16th Oct 2025814 AMAQI
16th Oct 2025785 AMAQI
16th Oct 2025746 AMAQI
15°C12/20°C
16th Oct 2025717 AMAQI
16th Oct 2025778 AMAQI
16th Oct 2025819 AMAQI
16th Oct 20258210 AMAQI
16th Oct 20257811 AMAQI
16th Oct 20257212 PMAQI
16th Oct 2025601 PMAQI
16th Oct 2025602 PMAQI
16th Oct 2025603 PMAQI
16th Oct 2025584 PMAQI
16th Oct 2025585 PMAQI
16th Oct 2025586 PMAQI
16th Oct 2025607 PMAQI
16th Oct 2025648 PMAQI
16th Oct 2025679 PMAQI
16th Oct 20257610 PMAQI
16th Oct 20257111 PMAQI
17th Oct 20256812 AMAQI
17th Oct 2025691 AMAQI
17th Oct 2025712 AMAQI
17th Oct 2025693 AMAQI
17th Oct 2025764 AMAQI
17th Oct 2025775 AMAQI
17th Oct 2025726 AMAQI
14°C10/19°C
17th Oct 2025827 AMAQI
17th Oct 2025838 AMAQI
17th Oct 2025929 AMAQI
17th Oct 20259310 AMAQI
17th Oct 20258411 AMAQI
17th Oct 20257612 PMAQI
17th Oct 2025721 PMAQI
17th Oct 2025642 PMAQI
17th Oct 2025563 PMAQI
17th Oct 2025604 PMAQI
17th Oct 2025575 PMAQI
17th Oct 2025616 PMAQI
17th Oct 2025677 PMAQI
17th Oct 2025698 PMAQI
17th Oct 2025839 PMAQI
17th Oct 20259010 PMAQI
17th Oct 202510311 PMAQI
18th Oct 202510512 AMAQI
18th Oct 2025961 AMAQI
18th Oct 2025902 AMAQI
18th Oct 2025913 AMAQI
18th Oct 2025884 AMAQI
18th Oct 2025805 AMAQI
18th Oct 2025776 AMAQI
13°C9/19°C
18th Oct 2025817 AMAQI
18th Oct 2025808 AMAQI
18th Oct 2025839 AMAQI
18th Oct 20258010 AMAQI
18th Oct 20258711 AMAQI
18th Oct 20258112 PMAQI
18th Oct 2025831 PMAQI
18th Oct 2025782 PMAQI
18th Oct 2025753 PMAQI
18th Oct 2025684 PMAQI
18th Oct 2025665 PMAQI
18th Oct 2025616 PMAQI
18th Oct 2025717 PMAQI
18th Oct 2025848 PMAQI
18th Oct 2025909 PMAQI
18th Oct 20259810 PMAQI
18th Oct 20259911 PMAQI
19th Oct 202511112 AMAQI
19th Oct 20251041 AMAQI
19th Oct 2025922 AMAQI
19th Oct 20251043 AMAQI
19th Oct 2025974 AMAQI
19th Oct 2025925 AMAQI
19th Oct 2025866 AMAQI
13°C9/19°C
19th Oct 2025877 AMAQI
19th Oct 2025948 AMAQI
19th Oct 2025949 AMAQI
19th Oct 20259710 AMAQI
19th Oct 20259311 AMAQI
19th Oct 20259212 PMAQI
19th Oct 2025861 PMAQI
19th Oct 2025852 PMAQI
19th Oct 2025823 PMAQI
19th Oct 2025754 PMAQI
19th Oct 2025745 PMAQI
19th Oct 2025666 PMAQI
19th Oct 2025737 PMAQI
19th Oct 2025828 PMAQI
19th Oct 2025899 PMAQI
19th Oct 20259610 PMAQI
19th Oct 202510911 PMAQI
20th Oct 202511212 AMAQI
20th Oct 20251191 AMAQI
20th Oct 20251072 AMAQI
20th Oct 20251033 AMAQI
20th Oct 20251004 AMAQI
20th Oct 2025905 AMAQI
20th Oct 2025976 AMAQI
13°C9/18°C
20th Oct 2025977 AMAQI
20th Oct 2025948 AMAQI
20th Oct 20251029 AMAQI
20th Oct 202510510 AMAQI
20th Oct 202510711 AMAQI
20th Oct 202511112 PMAQI
20th Oct 20251061 PMAQI
20th Oct 2025962 PMAQI
20th Oct 2025883 PMAQI
20th Oct 2025834 PMAQI
20th Oct 2025805 PMAQI
20th Oct 2025826 PMAQI
20th Oct 2025867 PMAQI
20th Oct 2025908 PMAQI
20th Oct 2025899 PMAQI
20th Oct 20259110 PMAQI
20th Oct 20259311 PMAQI
21st Oct 20259512 AMAQI
21st Oct 20251101 AMAQI
21st Oct 2025882 AMAQI
21st Oct 2025873 AMAQI
21st Oct 2025844 AMAQI
21st Oct 2025875 AMAQI
21st Oct 2025816 AMAQI
14°C11/18°C
21st Oct 2025797 AMAQI
21st Oct 2025758 AMAQI
21st Oct 2025669 AMAQI
21st Oct 20256310 AMAQI
21st Oct 20256511 AMAQI
21st Oct 20256512 PMAQI
21st Oct 2025691 PMAQI
21st Oct 2025682 PMAQI
21st Oct 2025693 PMAQI
21st Oct 2025674 PMAQI
21st Oct 2025645 PMAQI
21st Oct 2025646 PMAQI
21st Oct 2025717 PMAQI
21st Oct 2025798 PMAQI
21st Oct 2025849 PMAQI
21st Oct 20259110 PMAQI
21st Oct 202510311 PMAQI
22nd Oct 202511112 AMAQI
22nd Oct 20251061 AMAQI
22nd Oct 20251042 AMAQI
22nd Oct 2025943 AMAQI
22nd Oct 2025934 AMAQI
22nd Oct 2025915 AMAQI
22nd Oct 2025936 AMAQI
14°C12/15°C
22nd Oct 2025927 AMAQI
22nd Oct 2025968 AMAQI
22nd Oct 20251009 AMAQI
22nd Oct 20259910 AMAQI
22nd Oct 202510011 AMAQI
22nd Oct 202510512 PMAQI
22nd Oct 20251191 PMAQI
22nd Oct 20251222 PMAQI
22nd Oct 20251203 PMAQI
22nd Oct 20251174 PMAQI
22nd Oct 20251105 PMAQI
22nd Oct 20251096 PMAQI
22nd Oct 20251147 PMAQI
22nd Oct 20251278 PMAQI
22nd Oct 20251429 PMAQI
22nd Oct 202511710 PMAQI
22nd Oct 202510911 PMAQI
23rd Oct 202511712 AMAQI
23rd Oct 20251161 AMAQI
23rd Oct 20251182 AMAQI
23rd Oct 20251073 AMAQI
23rd Oct 20251034 AMAQI
23rd Oct 2025985 AMAQI
23rd Oct 2025926 AMAQI
13°C12/15°C
23rd Oct 2025957 AMAQI
7 AM23rd Oct 2025878 AMAQI
23rd Oct 2025869 AMAQI
23rd Oct 20258910 AMAQI
23rd Oct 20258711 AMAQI
23rd Oct 20258412 PMAQI
12 PM23rd Oct 2025791 PMAQI
23rd Oct 2025722 PMAQI
23rd Oct 2025703 PMAQI
23rd Oct 2025714 PMAQI
6 PM
12 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
8 AM - 12 PM
75AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
5 PM
55AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 12 PM (Avg. 75), while the lowest AQI was between 5 PM to 5 PM (Avg. 55).
Night time
Avg. Highest Time
12 AM - 6 AM
74AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
7 PM
61AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 6 AM (Avg. 74), while the lowest AQI was between 7 PM to 7 PM (Avg. 61).
2025 Days Vs Air Quality
Porta San Felice, Bologna, Emilia Romagna, Italy
2025
59%
175
37%
108
4%
11
0.3%
1
Total number of days with different AQI categories in last 296 days in 2025 (69 days remaining)
Good
175 DaysModerate
108 DaysPoor
11 DaysUnhealthy
1 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 59%
Health Risk Level:
Considerable
In 2025, 59% of 296 days were within WHO’s safe air quality limits, and 41% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Porta San Felice, Bologna, Emilia Romagna, Italy
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
114AQI
114AQI
2nd January 2025
121AQI
121AQI
3rd January 2025
122AQI
122AQI
4th January 2025
112AQI
112AQI
5th January 2025
109AQI
109AQI
6th January 2025
104AQI
104AQI
7th January 2025
96AQI
96AQI
8th January 2025
100AQI
100AQI
9th January 2025
72AQI
72AQI
10th January 2025
48AQI
48AQI
11th January 2025
48AQI
48AQI
12th January 2025
47AQI
47AQI
13th January 2025
39AQI
39AQI
14th January 2025
43AQI
43AQI
15th January 2025
52AQI
52AQI
16th January 2025
43AQI
43AQI
17th January 2025
46AQI
46AQI
18th January 2025
74AQI
74AQI
19th January 2025
70AQI
70AQI
20th January 2025
56AQI
56AQI
21st January 2025
63AQI
63AQI
22nd January 2025
67AQI
67AQI
23rd January 2025
59AQI
59AQI
24th January 2025
59AQI
59AQI
25th January 2025
60AQI
60AQI
26th January 2025
53AQI
53AQI
27th January 2025
55AQI
55AQI
28th January 2025
47AQI
47AQI
29th January 2025
43AQI
43AQI
30th January 2025
45AQI
45AQI
31st January 2025
46AQI
46AQI
1st February 2025
39AQI
39AQI
2nd February 2025
42AQI
42AQI
3rd February 2025
51AQI
51AQI
4th February 2025
52AQI
52AQI
5th February 2025
52AQI
52AQI
6th February 2025
51AQI
51AQI
7th February 2025
56AQI
56AQI
8th February 2025
60AQI
60AQI
9th February 2025
64AQI
64AQI
10th February 2025
77AQI
77AQI
11th February 2025
79AQI
79AQI
12th February 2025
63AQI
63AQI
13th February 2025
57AQI
57AQI
14th February 2025
48AQI
48AQI
15th February 2025
51AQI
51AQI
16th February 2025
54AQI
54AQI
17th February 2025
55AQI
55AQI
18th February 2025
56AQI
56AQI
19th February 2025
57AQI
57AQI
20th February 2025
58AQI
58AQI
21st February 2025
71AQI
71AQI
22nd February 2025
78AQI
78AQI
23rd February 2025
96AQI
96AQI
24th February 2025
130AQI
130AQI
25th February 2025
148AQI
148AQI
26th February 2025
160AQI
160AQI
27th February 2025
144AQI
144AQI
28th February 2025
75AQI
75AQI
1st March 2025
42AQI
42AQI
2nd March 2025
49AQI
49AQI
3rd March 2025
55AQI
55AQI
4th March 2025
50AQI
50AQI
5th March 2025
51AQI
51AQI
6th March 2025
56AQI
56AQI
7th March 2025
59AQI
59AQI
8th March 2025
56AQI
56AQI
9th March 2025
56AQI
56AQI
10th March 2025
56AQI
56AQI
11th March 2025
55AQI
55AQI
12th March 2025
48AQI
48AQI
13th March 2025
37AQI
37AQI
14th March 2025
46AQI
46AQI
15th March 2025
49AQI
49AQI
16th March 2025
35AQI
35AQI
17th March 2025
35AQI
35AQI
18th March 2025
34AQI
34AQI
19th March 2025
38AQI
38AQI
20th March 2025
45AQI
45AQI
21st March 2025
49AQI
49AQI
22nd March 2025
52AQI
52AQI
23rd March 2025
44AQI
44AQI
24th March 2025
44AQI
44AQI
25th March 2025
39AQI
39AQI
26th March 2025
39AQI
39AQI
27th March 2025
41AQI
41AQI
28th March 2025
36AQI
36AQI
29th March 2025
42AQI
42AQI
30th March 2025
33AQI
33AQI
31st March 2025
30AQI
30AQI
1st April 2025
32AQI
32AQI
2nd April 2025
33AQI
33AQI
3rd April 2025
38AQI
38AQI
4th April 2025
42AQI
42AQI
5th April 2025
42AQI
42AQI
6th April 2025
38AQI
38AQI
7th April 2025
31AQI
31AQI
8th April 2025
40AQI
40AQI
9th April 2025
40AQI
40AQI
10th April 2025
46AQI
46AQI
11th April 2025
52AQI
52AQI
12th April 2025
49AQI
49AQI
13th April 2025
51AQI
51AQI
14th April 2025
46AQI
46AQI
15th April 2025
46AQI
46AQI
16th April 2025
42AQI
42AQI
17th April 2025
44AQI
44AQI
18th April 2025
32AQI
32AQI
19th April 2025
29AQI
29AQI
20th April 2025
32AQI
32AQI
21st April 2025
31AQI
31AQI
22nd April 2025
32AQI
32AQI
23rd April 2025
35AQI
35AQI
24th April 2025
30AQI
30AQI
25th April 2025
22AQI
22AQI
26th April 2025
22AQI
22AQI
27th April 2025
23AQI
23AQI
28th April 2025
30AQI
30AQI
29th April 2025
33AQI
33AQI
30th April 2025
34AQI
34AQI
1st May 2025
47AQI
47AQI
2nd May 2025
52AQI
52AQI
3rd May 2025
51AQI
51AQI
4th May 2025
45AQI
45AQI
5th May 2025
35AQI
35AQI
6th May 2025
25AQI
25AQI
7th May 2025
26AQI
26AQI
8th May 2025
29AQI
29AQI
9th May 2025
32AQI
32AQI
10th May 2025
37AQI
37AQI
11th May 2025
40AQI
40AQI
12th May 2025
34AQI
34AQI
13th May 2025
35AQI
35AQI
14th May 2025
35AQI
35AQI
15th May 2025
36AQI
36AQI
16th May 2025
27AQI
27AQI
17th May 2025
37AQI
37AQI
18th May 2025
32AQI
32AQI
19th May 2025
35AQI
35AQI
20th May 2025
39AQI
39AQI
21st May 2025
39AQI
39AQI
22nd May 2025
30AQI
30AQI
23rd May 2025
22AQI
22AQI
24th May 2025
31AQI
31AQI
25th May 2025
32AQI
32AQI
26th May 2025
38AQI
38AQI
27th May 2025
37AQI
37AQI
28th May 2025
39AQI
39AQI
29th May 2025
34AQI
34AQI
30th May 2025
32AQI
32AQI
31st May 2025
37AQI
37AQI
1st June 2025
37AQI
37AQI
2nd June 2025
37AQI
37AQI
3rd June 2025
36AQI
36AQI
4th June 2025
45AQI
45AQI
5th June 2025
50AQI
50AQI
6th June 2025
50AQI
50AQI
7th June 2025
50AQI
50AQI
8th June 2025
50AQI
50AQI
9th June 2025
59AQI
59AQI
10th June 2025
63AQI
63AQI
11th June 2025
67AQI
67AQI
12th June 2025
69AQI
69AQI
13th June 2025
68AQI
68AQI
14th June 2025
70AQI
70AQI
15th June 2025
64AQI
64AQI
16th June 2025
60AQI
60AQI
17th June 2025
49AQI
49AQI
18th June 2025
54AQI
54AQI
19th June 2025
58AQI
58AQI
20th June 2025
60AQI
60AQI
21st June 2025
69AQI
69AQI
22nd June 2025
77AQI
77AQI
23rd June 2025
54AQI
54AQI
24th June 2025
60AQI
60AQI
25th June 2025
58AQI
58AQI
26th June 2025
57AQI
57AQI
27th June 2025
54AQI
54AQI
28th June 2025
53AQI
53AQI
29th June 2025
50AQI
50AQI
30th June 2025
51AQI
51AQI
1st July 2025
53AQI
53AQI
2nd July 2025
51AQI
51AQI
3rd July 2025
51AQI
51AQI
4th July 2025
55AQI
55AQI
5th July 2025
53AQI
53AQI
6th July 2025
55AQI
55AQI
7th July 2025
39AQI
39AQI
8th July 2025
30AQI
30AQI
9th July 2025
29AQI
29AQI
10th July 2025
33AQI
33AQI
11th July 2025
33AQI
33AQI
12th July 2025
34AQI
34AQI
13th July 2025
37AQI
37AQI
14th July 2025
37AQI
37AQI
15th July 2025
38AQI
38AQI
16th July 2025
41AQI
41AQI
17th July 2025
39AQI
39AQI
18th July 2025
33AQI
33AQI
19th July 2025
34AQI
34AQI
20th July 2025
42AQI
42AQI
21st July 2025
36AQI
36AQI
22nd July 2025
27AQI
27AQI
23rd July 2025
24AQI
24AQI
24th July 2025
22AQI
22AQI
25th July 2025
24AQI
24AQI
26th July 2025
25AQI
25AQI
27th July 2025
23AQI
23AQI
28th July 2025
21AQI
21AQI
29th July 2025
21AQI
21AQI
30th July 2025
23AQI
23AQI
31st July 2025
25AQI
25AQI
1st August 2025
34AQI
34AQI
2nd August 2025
36AQI
36AQI
3rd August 2025
36AQI
36AQI
4th August 2025
35AQI
35AQI
5th August 2025
35AQI
35AQI
6th August 2025
37AQI
37AQI
7th August 2025
33AQI
33AQI
8th August 2025
41AQI
41AQI
9th August 2025
53AQI
53AQI
10th August 2025
59AQI
59AQI
11th August 2025
57AQI
57AQI
12th August 2025
58AQI
58AQI
13th August 2025
59AQI
59AQI
14th August 2025
59AQI
59AQI
15th August 2025
57AQI
57AQI
16th August 2025
53AQI
53AQI
17th August 2025
54AQI
54AQI
18th August 2025
53AQI
53AQI
19th August 2025
54AQI
54AQI
20th August 2025
51AQI
51AQI
21st August 2025
45AQI
45AQI
22nd August 2025
37AQI
37AQI
23rd August 2025
35AQI
35AQI
24th August 2025
30AQI
30AQI
25th August 2025
29AQI
29AQI
26th August 2025
32AQI
32AQI
27th August 2025
41AQI
41AQI
28th August 2025
46AQI
46AQI
29th August 2025
37AQI
37AQI
30th August 2025
33AQI
33AQI
31st August 2025
23AQI
23AQI
1st September 2025
22AQI
22AQI
2nd September 2025
22AQI
22AQI
3rd September 2025
22AQI
22AQI
4th September 2025
22AQI
22AQI
5th September 2025
28AQI
28AQI
6th September 2025
26AQI
26AQI
7th September 2025
26AQI
26AQI
8th September 2025
31AQI
31AQI
9th September 2025
37AQI
37AQI
10th September 2025
38AQI
38AQI
11th September 2025
29AQI
29AQI
12th September 2025
24AQI
24AQI
13th September 2025
24AQI
24AQI
14th September 2025
24AQI
24AQI
15th September 2025
26AQI
26AQI
16th September 2025
26AQI
26AQI
17th September 2025
24AQI
24AQI
18th September 2025
31AQI
31AQI
19th September 2025
36AQI
36AQI
20th September 2025
48AQI
48AQI
21st September 2025
41AQI
41AQI
22nd September 2025
35AQI
35AQI
23rd September 2025
32AQI
32AQI
24th September 2025
21AQI
21AQI
25th September 2025
17AQI
17AQI
26th September 2025
33AQI
33AQI
27th September 2025
31AQI
31AQI
28th September 2025
46AQI
46AQI
29th September 2025
62AQI
62AQI
30th September 2025
58AQI
58AQI
1st October 2025
53AQI
53AQI
2nd October 2025
61AQI
61AQI
3rd October 2025
60AQI
60AQI
4th October 2025
78AQI
78AQI
5th October 2025
81AQI
81AQI
6th October 2025
60AQI
60AQI
7th October 2025
73AQI
73AQI
8th October 2025
89AQI
89AQI
9th October 2025
88AQI
88AQI
10th October 2025
84AQI
84AQI
11th October 2025
104AQI
104AQI
12th October 2025
100AQI
100AQI
13th October 2025
83AQI
83AQI
14th October 2025
88AQI
88AQI
15th October 2025
73AQI
73AQI
16th October 2025
69AQI
69AQI
17th October 2025
75AQI
75AQI
18th October 2025
83AQI
83AQI
19th October 2025
90AQI
90AQI
20th October 2025
97AQI
97AQI
21st October 2025
79AQI
79AQI
22nd October 2025
106AQI
106AQI
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
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
68AQI
72AQI
45AQI
37AQI
35AQI
56AQI
35AQI
43AQI
31AQI
81AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202549AQI
11
14
6
3
21
3
1
22
9
28
2
29
2
10
20
25
6
19
12
28
2
20
2
175
108
11
1
Highest AQI recorded in
October81AQI
Lowest AQI recorded in
September31AQI
202444AQI
1
2
12
30
31
25
2
11
15
23
8
14
13
3
10
21
156
62
3
Highest AQI recorded in
April72AQI
Lowest AQI recorded in
May27AQI
202356AQI
1
1
2
2
2
Highest AQI recorded in
December79AQI
Lowest AQI recorded in
November29AQI
202262AQI
2
16
6
3
5
13
3
2
1
28
22
8
17
14
12
18
6
16
3
2
68
115
9
5
Highest AQI recorded in
January93AQI
Lowest AQI recorded in
April42AQI
202157AQI
3
17
5
3
5
18
4
13
16
29
1
31
19
10
13
18
19
12
17
12
12
15
3
1
9
19
2
22
5
1
170
160
19
5
Highest AQI recorded in
December87AQI
Lowest AQI recorded in
April37AQI
202049AQI
5
8
8
11
14
3
28
1
28
2
20
6
21
8
17
13
1
18
9
2
12
15
3
154
85
12
2
Highest AQI recorded in
November90AQI
Lowest AQI recorded in
June29AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2022(Avg.)
62AQILeast Polluted Year Recorded
2024(Avg.)
44AQIPorta San Felice's annual 2025 AQI (49) shows an average percentage change of -6.9% (improved AQI) compared to previous years: 2020 (49), 2021 (57), 2022 (62), 2023 (56), 2024 (44).
