Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

One Hundred, 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+

August Air Quality Analysis

One Hundred, Bologna, Emilia Romagna, Italy

2021
2022
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
11th Aug 2021
74AQI
Lowest AQI recorded on
7th Aug 2025
28AQI

Same Day Analysis (13th August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 57 of Moderate air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 13th Aug - 14th Aug 2025

One Hundred, Bologna, Emilia Romagna, Italy

AQI
Day
Night
.

5 AM13th Aug 2025

8 PM

4 AM14th Aug 2025

Day time
Avg. Highest Time
6AM13th Aug

64AQI

Avg. Lowest Time
2PM13th Aug

53AQI

Night time
Avg. Highest Time
5AM13th Aug

63AQI

Avg. Lowest Time
12AM14th Aug

54AQI

In the last 24 hours,

One Hundred's AQI reached its highest point of 64 at 6 AM during the Day, while the lowest point, 53, was recorded at 2 PM during the Day between 13th Aug and 14th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

One Hundred, Bologna, Emilia Romagna, Italy

JulAug
15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th
Day
Night
15th Jul 2025455 AMAQI
15th Jul 2025456 AMAQI
15th Jul 2025517 AMAQI
15th Jul 2025538 AMAQI
15th Jul 2025539 AMAQI
15th Jul 20255410 AMAQI
15th Jul 20255111 AMAQI
15th Jul 20255212 PMAQI
15th Jul 2025491 PMAQI
15th Jul 2025482 PMAQI
15th Jul 2025483 PMAQI
15th Jul 2025424 PMAQI
15th Jul 2025485 PMAQI
15th Jul 2025486 PMAQI
15th Jul 2025437 PMAQI
15th Jul 2025348 PMAQI
15th Jul 2025369 PMAQI
15th Jul 20255210 PMAQI
15th Jul 20255011 PMAQI
16th Jul 20254612 AMAQI
16th Jul 2025361 AMAQI
16th Jul 2025412 AMAQI
16th Jul 2025403 AMAQI
16th Jul 2025434 AMAQI

26°C21/34°C

16th Jul 2025385 AMAQI
16th Jul 2025516 AMAQI
16th Jul 2025517 AMAQI
16th Jul 2025538 AMAQI
16th Jul 2025599 AMAQI
16th Jul 20255810 AMAQI
16th Jul 20255611 AMAQI
16th Jul 20255012 PMAQI
16th Jul 2025511 PMAQI
16th Jul 2025402 PMAQI
16th Jul 2025393 PMAQI
16th Jul 2025404 PMAQI
16th Jul 2025405 PMAQI
16th Jul 2025386 PMAQI
16th Jul 2025457 PMAQI
16th Jul 2025468 PMAQI
16th Jul 2025509 PMAQI
16th Jul 20255210 PMAQI
16th Jul 20254411 PMAQI
17th Jul 20254112 AMAQI
17th Jul 2025441 AMAQI
17th Jul 2025452 AMAQI
17th Jul 2025463 AMAQI
17th Jul 2025454 AMAQI

25°C20/34°C

17th Jul 2025525 AMAQI
17th Jul 2025526 AMAQI
17th Jul 2025527 AMAQI
17th Jul 2025518 AMAQI
17th Jul 2025499 AMAQI
17th Jul 20254810 AMAQI
17th Jul 20254011 AMAQI
17th Jul 20253712 PMAQI
17th Jul 2025371 PMAQI
17th Jul 2025382 PMAQI
17th Jul 2025323 PMAQI
17th Jul 2025294 PMAQI
17th Jul 2025275 PMAQI
17th Jul 2025286 PMAQI
17th Jul 2025267 PMAQI
17th Jul 2025248 PMAQI
17th Jul 2025299 PMAQI
17th Jul 20252610 PMAQI
17th Jul 20252811 PMAQI
18th Jul 20253012 AMAQI
18th Jul 2025341 AMAQI
18th Jul 2025302 AMAQI
18th Jul 2025233 AMAQI
18th Jul 2025254 AMAQI

25°C19/32°C

18th Jul 2025315 AMAQI
18th Jul 2025266 AMAQI
18th Jul 2025297 AMAQI
18th Jul 2025298 AMAQI
18th Jul 2025269 AMAQI
18th Jul 20252610 AMAQI
18th Jul 20252911 AMAQI
18th Jul 20252412 PMAQI
18th Jul 2025291 PMAQI
18th Jul 2025262 PMAQI
18th Jul 2025263 PMAQI
18th Jul 2025284 PMAQI
18th Jul 2025275 PMAQI
18th Jul 2025266 PMAQI
18th Jul 2025267 PMAQI
18th Jul 2025348 PMAQI
18th Jul 2025389 PMAQI
18th Jul 20253410 PMAQI
18th Jul 20253211 PMAQI
19th Jul 20253012 AMAQI
19th Jul 2025321 AMAQI
19th Jul 2025332 AMAQI
19th Jul 2025323 AMAQI
19th Jul 2025274 AMAQI

25°C18/33°C

19th Jul 2025275 AMAQI
19th Jul 2025276 AMAQI
19th Jul 2025297 AMAQI
19th Jul 2025338 AMAQI
19th Jul 2025329 AMAQI
19th Jul 20253310 AMAQI
19th Jul 20253411 AMAQI
19th Jul 20253412 PMAQI
19th Jul 2025321 PMAQI
19th Jul 2025312 PMAQI
19th Jul 2025323 PMAQI
19th Jul 2025344 PMAQI
19th Jul 2025355 PMAQI
19th Jul 2025386 PMAQI
19th Jul 2025367 PMAQI
19th Jul 2025358 PMAQI
19th Jul 2025389 PMAQI
19th Jul 20254010 PMAQI
19th Jul 20254011 PMAQI
20th Jul 20253812 AMAQI
20th Jul 2025331 AMAQI
20th Jul 2025372 AMAQI
20th Jul 2025443 AMAQI
20th Jul 2025464 AMAQI

27°C20/34°C

20th Jul 2025445 AMAQI
20th Jul 2025426 AMAQI
20th Jul 2025457 AMAQI
20th Jul 2025518 AMAQI
20th Jul 2025569 AMAQI
20th Jul 20255310 AMAQI
20th Jul 20255011 AMAQI
20th Jul 20254912 PMAQI
20th Jul 2025441 PMAQI
20th Jul 2025382 PMAQI
20th Jul 2025373 PMAQI
20th Jul 2025374 PMAQI
20th Jul 2025365 PMAQI
20th Jul 2025376 PMAQI
20th Jul 2025397 PMAQI
20th Jul 2025378 PMAQI
20th Jul 2025429 PMAQI
20th Jul 20254110 PMAQI
20th Jul 20254011 PMAQI
21st Jul 20254012 AMAQI
21st Jul 2025371 AMAQI
21st Jul 2025442 AMAQI
21st Jul 2025463 AMAQI
21st Jul 2025514 AMAQI

27°C20/36°C

21st Jul 2025535 AMAQI
21st Jul 2025546 AMAQI
21st Jul 2025547 AMAQI
21st Jul 2025518 AMAQI
21st Jul 2025459 AMAQI
21st Jul 20254010 AMAQI
21st Jul 20254011 AMAQI
21st Jul 20253912 PMAQI
21st Jul 2025401 PMAQI
21st Jul 2025342 PMAQI
21st Jul 2025293 PMAQI
21st Jul 2025304 PMAQI
21st Jul 2025295 PMAQI
21st Jul 2025316 PMAQI
21st Jul 2025297 PMAQI
21st Jul 2025308 PMAQI
21st Jul 2025309 PMAQI
21st Jul 20253210 PMAQI
21st Jul 20253411 PMAQI
22nd Jul 20253112 AMAQI
22nd Jul 2025341 AMAQI
22nd Jul 2025292 AMAQI
22nd Jul 2025233 AMAQI
22nd Jul 2025224 AMAQI

28°C21/36°C

22nd Jul 2025255 AMAQI
22nd Jul 2025366 AMAQI
22nd Jul 2025367 AMAQI
22nd Jul 2025508 AMAQI
22nd Jul 2025429 AMAQI
22nd Jul 20252210 AMAQI
22nd Jul 20252511 AMAQI
22nd Jul 20252612 PMAQI
22nd Jul 2025341 PMAQI
22nd Jul 2025272 PMAQI
22nd Jul 2025293 PMAQI
22nd Jul 2025304 PMAQI
22nd Jul 2025255 PMAQI
22nd Jul 2025286 PMAQI
22nd Jul 2025247 PMAQI
22nd Jul 2025248 PMAQI
22nd Jul 2025249 PMAQI
22nd Jul 20252810 PMAQI
22nd Jul 20252711 PMAQI
23rd Jul 20253212 AMAQI
23rd Jul 2025361 AMAQI
23rd Jul 2025302 AMAQI
23rd Jul 2025303 AMAQI
23rd Jul 2025334 AMAQI

26°C18/34°C

23rd Jul 2025355 AMAQI
23rd Jul 2025326 AMAQI
23rd Jul 2025337 AMAQI
23rd Jul 2025308 AMAQI
23rd Jul 2025289 AMAQI
23rd Jul 20253010 AMAQI
23rd Jul 20253211 AMAQI
23rd Jul 20253412 PMAQI
23rd Jul 2025371 PMAQI
23rd Jul 2025352 PMAQI
23rd Jul 2025323 PMAQI
23rd Jul 2025304 PMAQI
23rd Jul 2025305 PMAQI
23rd Jul 2025276 PMAQI
23rd Jul 2025277 PMAQI
23rd Jul 2025288 PMAQI
23rd Jul 2025299 PMAQI
23rd Jul 20252910 PMAQI
23rd Jul 20252411 PMAQI
24th Jul 20252812 AMAQI
24th Jul 2025291 AMAQI
24th Jul 2025302 AMAQI
24th Jul 2025273 AMAQI
24th Jul 2025264 AMAQI

27°C20/35°C

24th Jul 2025355 AMAQI
24th Jul 2025396 AMAQI
24th Jul 2025367 AMAQI
24th Jul 2025358 AMAQI
24th Jul 2025309 AMAQI
24th Jul 20252810 AMAQI
24th Jul 20252811 AMAQI
24th Jul 20252412 PMAQI
24th Jul 2025231 PMAQI
24th Jul 2025182 PMAQI
24th Jul 2025143 PMAQI
24th Jul 2025194 PMAQI
24th Jul 2025185 PMAQI
24th Jul 2025196 PMAQI
24th Jul 2025167 PMAQI
24th Jul 2025218 PMAQI
24th Jul 2025239 PMAQI
24th Jul 20252410 PMAQI
24th Jul 20252011 PMAQI
25th Jul 20252312 AMAQI
25th Jul 2025301 AMAQI
25th Jul 2025252 AMAQI
25th Jul 2025243 AMAQI
25th Jul 2025264 AMAQI

26°C20/34°C

25th Jul 2025245 AMAQI
25th Jul 2025266 AMAQI
25th Jul 2025267 AMAQI
25th Jul 2025378 AMAQI
25th Jul 2025299 AMAQI
25th Jul 20252810 AMAQI
25th Jul 20252811 AMAQI
25th Jul 20252712 PMAQI
25th Jul 2025221 PMAQI
25th Jul 2025222 PMAQI
25th Jul 2025233 PMAQI
25th Jul 2025224 PMAQI
25th Jul 2025245 PMAQI
25th Jul 2025266 PMAQI
25th Jul 2025227 PMAQI
25th Jul 2025218 PMAQI
25th Jul 2025199 PMAQI
25th Jul 20252410 PMAQI
25th Jul 20252711 PMAQI
26th Jul 20253112 AMAQI
26th Jul 2025271 AMAQI
26th Jul 2025442 AMAQI
26th Jul 2025443 AMAQI
26th Jul 2025404 AMAQI

20°C18/23°C

26th Jul 2025435 AMAQI
26th Jul 2025466 AMAQI
26th Jul 2025367 AMAQI
26th Jul 2025348 AMAQI
26th Jul 2025379 AMAQI
26th Jul 20253810 AMAQI
26th Jul 20253811 AMAQI
26th Jul 20252712 PMAQI
26th Jul 2025371 PMAQI
26th Jul 2025262 PMAQI
26th Jul 2025263 PMAQI
26th Jul 2025234 PMAQI
26th Jul 2025245 PMAQI
26th Jul 2025246 PMAQI
26th Jul 2025227 PMAQI
26th Jul 2025228 PMAQI
26th Jul 2025289 PMAQI
26th Jul 20252110 PMAQI
26th Jul 20252411 PMAQI
27th Jul 20252612 AMAQI
27th Jul 2025271 AMAQI
27th Jul 2025282 AMAQI
27th Jul 2025303 AMAQI
27th Jul 2025304 AMAQI

21°C17/28°C

27th Jul 2025445 AMAQI
27th Jul 2025526 AMAQI
27th Jul 2025457 AMAQI
27th Jul 2025408 AMAQI
27th Jul 2025309 AMAQI
27th Jul 20252010 AMAQI
27th Jul 20251911 AMAQI
27th Jul 20252112 PMAQI
27th Jul 2025231 PMAQI
27th Jul 2025282 PMAQI
27th Jul 2025223 PMAQI
27th Jul 2025244 PMAQI
27th Jul 2025245 PMAQI
27th Jul 2025266 PMAQI
27th Jul 2025277 PMAQI
27th Jul 2025268 PMAQI
27th Jul 2025229 PMAQI
27th Jul 20252410 PMAQI
27th Jul 20252111 PMAQI
28th Jul 20252412 AMAQI
28th Jul 2025301 AMAQI
28th Jul 2025242 AMAQI
28th Jul 2025213 AMAQI
28th Jul 2025174 AMAQI

23°C16/32°C

28th Jul 2025185 AMAQI
28th Jul 2025226 AMAQI
28th Jul 2025207 AMAQI
28th Jul 2025208 AMAQI
28th Jul 2025189 AMAQI
28th Jul 20253410 AMAQI
28th Jul 20252411 AMAQI
28th Jul 20252012 PMAQI
28th Jul 2025181 PMAQI
28th Jul 2025192 PMAQI
28th Jul 2025213 PMAQI
28th Jul 2025224 PMAQI
28th Jul 2025215 PMAQI
28th Jul 2025226 PMAQI
28th Jul 2025217 PMAQI
28th Jul 2025178 PMAQI
28th Jul 2025189 PMAQI
28th Jul 20252210 PMAQI
28th Jul 20252911 PMAQI
29th Jul 20252612 AMAQI
29th Jul 2025261 AMAQI
29th Jul 2025242 AMAQI
29th Jul 2025223 AMAQI
29th Jul 2025244 AMAQI

18°C17/19°C

29th Jul 2025245 AMAQI
29th Jul 2025286 AMAQI
29th Jul 2025357 AMAQI
29th Jul 2025328 AMAQI
29th Jul 2025339 AMAQI
29th Jul 20253010 AMAQI
29th Jul 20253311 AMAQI
29th Jul 20252012 PMAQI
29th Jul 2025201 PMAQI
29th Jul 2025212 PMAQI
29th Jul 2025253 PMAQI
29th Jul 2025234 PMAQI
29th Jul 2025205 PMAQI
29th Jul 2025196 PMAQI
29th Jul 2025257 PMAQI
29th Jul 2025218 PMAQI
29th Jul 2025199 PMAQI
29th Jul 20251810 PMAQI
29th Jul 20252011 PMAQI
30th Jul 20252312 AMAQI
30th Jul 2025231 AMAQI
30th Jul 2025202 AMAQI
30th Jul 2025193 AMAQI
30th Jul 2025224 AMAQI

21°C17/26°C

30th Jul 2025205 AMAQI
30th Jul 2025226 AMAQI
30th Jul 2025227 AMAQI
30th Jul 2025218 AMAQI
30th Jul 2025209 AMAQI
30th Jul 20252210 AMAQI
30th Jul 20252311 AMAQI
30th Jul 20252512 PMAQI
30th Jul 2025201 PMAQI
30th Jul 2025212 PMAQI
30th Jul 2025203 PMAQI
30th Jul 2025204 PMAQI
30th Jul 2025215 PMAQI
30th Jul 2025226 PMAQI
30th Jul 2025227 PMAQI
30th Jul 2025238 PMAQI
30th Jul 2025249 PMAQI
30th Jul 20252510 PMAQI
30th Jul 20252511 PMAQI
31st Jul 20252512 AMAQI
31st Jul 2025251 AMAQI
31st Jul 2025252 AMAQI
31st Jul 2025253 AMAQI
31st Jul 2025234 AMAQI

22°C16/28°C

31st Jul 2025295 AMAQI
31st Jul 2025216 AMAQI
31st Jul 2025267 AMAQI
31st Jul 2025288 AMAQI
31st Jul 2025269 AMAQI
31st Jul 20252810 AMAQI
31st Jul 20252511 AMAQI
31st Jul 20251912 PMAQI
31st Jul 2025221 PMAQI
31st Jul 2025262 PMAQI
31st Jul 2025263 PMAQI
31st Jul 2025264 PMAQI
31st Jul 2025255 PMAQI
31st Jul 2025266 PMAQI
31st Jul 2025307 PMAQI
31st Jul 2025318 PMAQI
31st Jul 2025289 PMAQI
31st Jul 20252810 PMAQI
31st Jul 20253111 PMAQI
1st Aug 20253212 AMAQI
1st Aug 2025361 AMAQI
1st Aug 2025242 AMAQI
1st Aug 2025333 AMAQI
1st Aug 2025444 AMAQI

23°C17/29°C

1st Aug 2025385 AMAQI
1st Aug 2025416 AMAQI
1st Aug 2025357 AMAQI
1st Aug 2025368 AMAQI
1st Aug 2025429 AMAQI
1st Aug 20254110 AMAQI
1st Aug 20253911 AMAQI
1st Aug 20253312 PMAQI
1st Aug 2025321 PMAQI
1st Aug 2025362 PMAQI
1st Aug 2025333 PMAQI
1st Aug 2025344 PMAQI
1st Aug 2025325 PMAQI
1st Aug 2025356 PMAQI
1st Aug 2025307 PMAQI
1st Aug 2025348 PMAQI
1st Aug 2025339 PMAQI
1st Aug 20253010 PMAQI
1st Aug 20253011 PMAQI
2nd Aug 20252812 AMAQI
2nd Aug 2025301 AMAQI
2nd Aug 2025372 AMAQI
2nd Aug 2025313 AMAQI
2nd Aug 2025294 AMAQI

24°C19/31°C

2nd Aug 2025295 AMAQI
2nd Aug 2025336 AMAQI
2nd Aug 2025317 AMAQI
2nd Aug 2025318 AMAQI
2nd Aug 2025279 AMAQI
2nd Aug 20253110 AMAQI
2nd Aug 20253411 AMAQI
2nd Aug 20253712 PMAQI
2nd Aug 2025351 PMAQI
2nd Aug 2025352 PMAQI
2nd Aug 2025333 PMAQI
2nd Aug 2025354 PMAQI
2nd Aug 2025335 PMAQI
2nd Aug 2025346 PMAQI
2nd Aug 2025347 PMAQI
2nd Aug 2025338 PMAQI
2nd Aug 2025329 PMAQI
2nd Aug 20253010 PMAQI
2nd Aug 20253211 PMAQI
3rd Aug 20253412 AMAQI
3rd Aug 2025321 AMAQI
3rd Aug 2025302 AMAQI
3rd Aug 2025323 AMAQI
3rd Aug 2025304 AMAQI

22°C17/31°C

3rd Aug 2025335 AMAQI
3rd Aug 2025306 AMAQI
3rd Aug 2025327 AMAQI
3rd Aug 2025328 AMAQI
3rd Aug 2025319 AMAQI
3rd Aug 20253510 AMAQI
3rd Aug 20253111 AMAQI
3rd Aug 20253412 PMAQI
3rd Aug 2025321 PMAQI
3rd Aug 2025322 PMAQI
3rd Aug 2025343 PMAQI
3rd Aug 2025324 PMAQI
3rd Aug 2025335 PMAQI
3rd Aug 2025326 PMAQI
3rd Aug 2025337 PMAQI
3rd Aug 2025338 PMAQI
3rd Aug 2025359 PMAQI
3rd Aug 20253410 PMAQI
3rd Aug 20253411 PMAQI
4th Aug 20253412 AMAQI
4th Aug 2025321 AMAQI
4th Aug 2025302 AMAQI
4th Aug 2025243 AMAQI
4th Aug 2025264 AMAQI

20°C16/25°C

4th Aug 2025305 AMAQI
4th Aug 2025266 AMAQI
4th Aug 2025307 AMAQI
4th Aug 2025348 AMAQI
4th Aug 2025409 AMAQI
4th Aug 20253210 AMAQI
4th Aug 20253311 AMAQI
4th Aug 20253412 PMAQI
4th Aug 2025301 PMAQI
4th Aug 2025342 PMAQI
4th Aug 2025343 PMAQI
4th Aug 2025324 PMAQI
4th Aug 2025305 PMAQI
4th Aug 2025366 PMAQI
4th Aug 2025387 PMAQI
4th Aug 2025398 PMAQI
4th Aug 2025349 PMAQI
4th Aug 20254010 PMAQI
4th Aug 20253811 PMAQI
5th Aug 20253812 AMAQI
5th Aug 2025361 AMAQI
5th Aug 2025342 AMAQI
5th Aug 2025363 AMAQI
5th Aug 2025344 AMAQI

23°C17/29°C

5th Aug 2025305 AMAQI
5th Aug 2025386 AMAQI
5th Aug 2025397 AMAQI
5th Aug 2025368 AMAQI
5th Aug 2025359 AMAQI
5th Aug 20253710 AMAQI
5th Aug 20253611 AMAQI
5th Aug 20254012 PMAQI
5th Aug 2025351 PMAQI
5th Aug 2025332 PMAQI
5th Aug 2025333 PMAQI
5th Aug 2025324 PMAQI
5th Aug 2025335 PMAQI
5th Aug 2025326 PMAQI
5th Aug 2025327 PMAQI
5th Aug 2025328 PMAQI
5th Aug 2025429 PMAQI
5th Aug 20253410 PMAQI
5th Aug 20253411 PMAQI
6th Aug 20253312 AMAQI
6th Aug 2025401 AMAQI
6th Aug 2025342 AMAQI
6th Aug 2025383 AMAQI
6th Aug 2025324 AMAQI

25°C19/32°C

6th Aug 2025325 AMAQI
6th Aug 2025306 AMAQI
6th Aug 2025337 AMAQI
6th Aug 2025328 AMAQI
6th Aug 2025359 AMAQI
6th Aug 20253610 AMAQI
6th Aug 20253511 AMAQI
6th Aug 20253412 PMAQI
6th Aug 2025381 PMAQI
6th Aug 2025362 PMAQI
6th Aug 2025313 PMAQI
6th Aug 2025304 PMAQI
6th Aug 2025325 PMAQI
6th Aug 2025336 PMAQI
6th Aug 2025317 PMAQI
6th Aug 2025348 PMAQI
6th Aug 2025319 PMAQI
6th Aug 20253010 PMAQI
6th Aug 20253111 PMAQI
7th Aug 20253112 AMAQI
7th Aug 2025331 AMAQI
7th Aug 2025282 AMAQI
7th Aug 2025283 AMAQI
7th Aug 2025284 AMAQI

24°C18/31°C

7th Aug 2025285 AMAQI
7th Aug 2025286 AMAQI
7th Aug 2025307 AMAQI
7th Aug 2025368 AMAQI
7th Aug 2025299 AMAQI
7th Aug 20252610 AMAQI
7th Aug 20252711 AMAQI
7th Aug 20252312 PMAQI
7th Aug 2025251 PMAQI
7th Aug 2025272 PMAQI
7th Aug 2025263 PMAQI
7th Aug 2025244 PMAQI
7th Aug 2025265 PMAQI
7th Aug 2025296 PMAQI
7th Aug 2025267 PMAQI
7th Aug 2025288 PMAQI
7th Aug 2025299 PMAQI
7th Aug 20252910 PMAQI
7th Aug 20253411 PMAQI
8th Aug 20253512 AMAQI
8th Aug 2025281 AMAQI
8th Aug 2025382 AMAQI
8th Aug 2025453 AMAQI
8th Aug 2025494 AMAQI

24°C18/32°C

8th Aug 2025405 AMAQI
8th Aug 2025436 AMAQI
8th Aug 2025457 AMAQI
8th Aug 2025488 AMAQI
8th Aug 2025569 AMAQI
8th Aug 20255310 AMAQI
8th Aug 20254811 AMAQI
8th Aug 20254212 PMAQI
8th Aug 2025381 PMAQI
8th Aug 2025332 PMAQI
8th Aug 2025343 PMAQI
8th Aug 2025304 PMAQI
8th Aug 2025315 PMAQI
8th Aug 2025336 PMAQI
8th Aug 2025507 PMAQI
8th Aug 2025388 PMAQI
8th Aug 2025459 PMAQI
8th Aug 20255110 PMAQI
8th Aug 20255411 PMAQI
9th Aug 20255312 AMAQI
9th Aug 2025461 AMAQI
9th Aug 2025472 AMAQI
9th Aug 2025493 AMAQI
9th Aug 2025464 AMAQI

27°C20/35°C

9th Aug 2025455 AMAQI
9th Aug 2025476 AMAQI
9th Aug 2025447 AMAQI
9th Aug 2025428 AMAQI
9th Aug 2025519 AMAQI
9th Aug 20255410 AMAQI
9th Aug 20255711 AMAQI
9th Aug 20255612 PMAQI
9th Aug 2025571 PMAQI
9th Aug 2025562 PMAQI
9th Aug 2025573 PMAQI
9th Aug 2025564 PMAQI
9th Aug 2025545 PMAQI
9th Aug 2025546 PMAQI
9th Aug 2025547 PMAQI
9th Aug 2025578 PMAQI
9th Aug 2025629 PMAQI
9th Aug 20256310 PMAQI
9th Aug 20256411 PMAQI
10th Aug 20256812 AMAQI
10th Aug 2025581 AMAQI
10th Aug 2025562 AMAQI
10th Aug 2025643 AMAQI
10th Aug 2025654 AMAQI

29°C22/37°C

10th Aug 2025625 AMAQI
10th Aug 2025626 AMAQI
10th Aug 2025667 AMAQI
10th Aug 2025668 AMAQI
10th Aug 2025689 AMAQI
10th Aug 20256910 AMAQI
10th Aug 20256711 AMAQI
10th Aug 20256512 PMAQI
10th Aug 2025621 PMAQI
10th Aug 2025622 PMAQI
10th Aug 2025593 PMAQI
10th Aug 2025584 PMAQI
10th Aug 2025585 PMAQI
10th Aug 2025566 PMAQI
10th Aug 2025597 PMAQI
10th Aug 2025578 PMAQI
10th Aug 2025629 PMAQI
10th Aug 20255910 PMAQI
10th Aug 20256611 PMAQI
11th Aug 20255912 AMAQI
11th Aug 2025501 AMAQI
11th Aug 2025582 AMAQI
11th Aug 2025593 AMAQI
11th Aug 2025624 AMAQI

30°C22/39°C

11th Aug 2025645 AMAQI
11th Aug 2025666 AMAQI
11th Aug 2025687 AMAQI
11th Aug 2025558 AMAQI
11th Aug 2025569 AMAQI
11th Aug 20255510 AMAQI
11th Aug 20255711 AMAQI
11th Aug 20255812 PMAQI
11th Aug 2025551 PMAQI
11th Aug 2025542 PMAQI
11th Aug 2025573 PMAQI
11th Aug 2025534 PMAQI
11th Aug 2025545 PMAQI
11th Aug 2025536 PMAQI
11th Aug 2025547 PMAQI
11th Aug 2025548 PMAQI
11th Aug 2025549 PMAQI
11th Aug 20255110 PMAQI
11th Aug 20255211 PMAQI
12th Aug 20255312 AMAQI
12th Aug 2025521 AMAQI
12th Aug 2025532 AMAQI
12th Aug 2025563 AMAQI
12th Aug 2025604 AMAQI

29°C22/36°C

12th Aug 2025625 AMAQI
12th Aug 2025596 AMAQI
12th Aug 2025567 AMAQI
12th Aug 2025578 AMAQI
12th Aug 2025569 AMAQI
12th Aug 20255510 AMAQI
12th Aug 20255411 AMAQI
12th Aug 20255612 PMAQI
12th Aug 2025571 PMAQI
12th Aug 2025582 PMAQI
12th Aug 2025583 PMAQI
12th Aug 2025584 PMAQI
12th Aug 2025585 PMAQI
12th Aug 2025606 PMAQI
12th Aug 2025577 PMAQI
12th Aug 2025578 PMAQI
12th Aug 2025569 PMAQI
12th Aug 20255510 PMAQI
12th Aug 20255511 PMAQI
13th Aug 20255512 AMAQI
13th Aug 2025541 AMAQI
13th Aug 2025542 AMAQI
13th Aug 2025563 AMAQI
13th Aug 2025634 AMAQI

29°C22/37°C

13th Aug 2025635 AMAQI
13th Aug 2025646 AMAQI
13th Aug 2025567 AMAQI
13th Aug 2025568 AMAQI
13th Aug 2025569 AMAQI
13th Aug 20255610 AMAQI
13th Aug 20255811 AMAQI
13th Aug 20255612 PMAQI
13th Aug 2025551 PMAQI
13th Aug 2025532 PMAQI
13th Aug 2025563 PMAQI
13th Aug 2025574 PMAQI
13th Aug 2025595 PMAQI
13th Aug 2025586 PMAQI
13th Aug 2025557 PMAQI
13th Aug 2025578 PMAQI
13th Aug 2025549 PMAQI
13th Aug 20255510 PMAQI
13th Aug 20255411 PMAQI
14th Aug 20255412 AMAQI
14th Aug 2025551 AMAQI
14th Aug 2025562 AMAQI
14th Aug 2025583 AMAQI
14th Aug 2025584 AMAQI

29°C21/38°C

14th Aug 2025585 AMAQI
5 AM
14th Aug 2025586 AMAQI
14th Aug 2025567 AMAQI
14th Aug 2025588 AMAQI
14th Aug 2025569 AMAQI
14th Aug 20255610 AMAQI
14th Aug 20255811 AMAQI
14th Aug 20255812 PMAQI
12 PM
14th Aug 2025581 PMAQI
14th Aug 2025582 PMAQI
14th Aug 2025573 PMAQI
14th Aug 2025594 PMAQI
14th Aug 2025575 PMAQI
14th Aug 2025576 PMAQI
14th Aug 2025577 PMAQI
8 PM
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 11 AM

40AQI

7 hours / Day
210 hours / Month
Avg. Lowest Time
12 PM - 8 PM

35AQI

9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 11 AM (Avg. 40), while the lowest AQI was between 12 PM to 8 PM (Avg. 35).
Night time
Avg. Highest Time
12 AM - 11 PM

36AQI

8 hours / Day
240 hours / Month
Avg. Lowest Time
12 AM - 11 PM

36AQI

8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 36), while the lowest AQI was between 12 AM to 11 PM (Avg. 36).

2025 Days Vs Air Quality

One Hundred, Bologna, Emilia Romagna, Italy

2025

68%

154

28%

62

3%

7

0.8%

2

Total number of days with different AQI categories in last 226 days in 2025 (139 days remaining)

Good
154 Days
Moderate
62 Days
Poor
7 Days
Unhealthy
2 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 68%

Health Risk Level:

Moderate

In 2025, 68% of 226 days were within WHO’s safe air quality limits, and 32% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.

Annual Air Quality Insights

One Hundred, 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.

1st January 2025
122AQI
2nd January 2025
108AQI
3rd January 2025
117AQI
4th January 2025
131AQI
5th January 2025
114AQI
6th January 2025
94AQI
7th January 2025
85AQI
8th January 2025
86AQI
9th January 2025
64AQI
10th January 2025
46AQI
11th January 2025
43AQI
12th January 2025
40AQI
13th January 2025
40AQI
14th January 2025
44AQI
15th January 2025
46AQI
16th January 2025
46AQI
17th January 2025
50AQI
18th January 2025
79AQI
19th January 2025
68AQI
20th January 2025
58AQI
21st January 2025
62AQI
22nd January 2025
68AQI
23rd January 2025
57AQI
24th January 2025
57AQI
25th January 2025
59AQI
26th January 2025
50AQI
27th January 2025
53AQI
28th January 2025
44AQI
29th January 2025
42AQI
30th January 2025
45AQI
31st January 2025
43AQI
1st February 2025
42AQI
2nd February 2025
46AQI
3rd February 2025
52AQI
4th February 2025
50AQI
5th February 2025
53AQI
6th February 2025
53AQI
7th February 2025
53AQI
8th February 2025
55AQI
9th February 2025
52AQI
10th February 2025
76AQI
11th February 2025
74AQI
12th February 2025
58AQI
13th February 2025
54AQI
14th February 2025
49AQI
15th February 2025
51AQI
16th February 2025
53AQI
17th February 2025
55AQI
18th February 2025
56AQI
19th February 2025
56AQI
20th February 2025
56AQI
21st February 2025
65AQI
22nd February 2025
70AQI
23rd February 2025
100AQI
24th February 2025
129AQI
25th February 2025
156AQI
26th February 2025
159AQI
27th February 2025
145AQI
28th February 2025
77AQI
1st March 2025
43AQI
2nd March 2025
48AQI
3rd March 2025
48AQI
4th March 2025
49AQI
5th March 2025
51AQI
6th March 2025
53AQI
7th March 2025
57AQI
8th March 2025
55AQI
9th March 2025
54AQI
10th March 2025
52AQI
11th March 2025
54AQI
12th March 2025
46AQI
13th March 2025
40AQI
14th March 2025
46AQI
15th March 2025
48AQI
16th March 2025
37AQI
17th March 2025
38AQI
18th March 2025
38AQI
19th March 2025
41AQI
20th March 2025
46AQI
21st March 2025
48AQI
22nd March 2025
50AQI
23rd March 2025
46AQI
24th March 2025
47AQI
25th March 2025
43AQI
26th March 2025
40AQI
27th March 2025
42AQI
28th March 2025
37AQI
29th March 2025
38AQI
30th March 2025
32AQI
31st March 2025
30AQI
1st April 2025
34AQI
2nd April 2025
36AQI
3rd April 2025
39AQI
4th April 2025
43AQI
5th April 2025
41AQI
6th April 2025
38AQI
7th April 2025
30AQI
8th April 2025
38AQI
9th April 2025
38AQI
10th April 2025
42AQI
11th April 2025
47AQI
12th April 2025
43AQI
13th April 2025
46AQI
14th April 2025
38AQI
15th April 2025
40AQI
16th April 2025
34AQI
17th April 2025
26AQI
18th April 2025
27AQI
19th April 2025
26AQI
20th April 2025
24AQI
21st April 2025
26AQI
22nd April 2025
30AQI
23rd April 2025
30AQI
24th April 2025
31AQI
25th April 2025
27AQI
26th April 2025
21AQI
27th April 2025
23AQI
28th April 2025
30AQI
29th April 2025
32AQI
30th April 2025
31AQI
1st May 2025
42AQI
2nd May 2025
47AQI
3rd May 2025
45AQI
4th May 2025
34AQI
5th May 2025
29AQI
6th May 2025
21AQI
7th May 2025
23AQI
8th May 2025
30AQI
9th May 2025
29AQI
10th May 2025
32AQI
11th May 2025
40AQI
12th May 2025
33AQI
13th May 2025
36AQI
14th May 2025
34AQI
15th May 2025
36AQI
16th May 2025
25AQI
17th May 2025
27AQI
18th May 2025
23AQI
19th May 2025
29AQI
20th May 2025
41AQI
21st May 2025
44AQI
22nd May 2025
29AQI
23rd May 2025
22AQI
24th May 2025
24AQI
25th May 2025
31AQI
26th May 2025
36AQI
27th May 2025
38AQI
28th May 2025
38AQI
29th May 2025
34AQI
30th May 2025
34AQI
31st May 2025
34AQI
1st June 2025
37AQI
2nd June 2025
34AQI
3rd June 2025
31AQI
4th June 2025
39AQI
5th June 2025
41AQI
6th June 2025
47AQI
7th June 2025
48AQI
8th June 2025
51AQI
9th June 2025
57AQI
10th June 2025
60AQI
11th June 2025
66AQI
12th June 2025
67AQI
13th June 2025
67AQI
14th June 2025
68AQI
15th June 2025
60AQI
16th June 2025
55AQI
17th June 2025
43AQI
18th June 2025
50AQI
19th June 2025
54AQI
20th June 2025
58AQI
21st June 2025
58AQI
22nd June 2025
56AQI
23rd June 2025
51AQI
24th June 2025
49AQI
25th June 2025
56AQI
26th June 2025
56AQI
27th June 2025
45AQI
28th June 2025
43AQI
29th June 2025
44AQI
30th June 2025
48AQI
1st July 2025
47AQI
2nd July 2025
44AQI
3rd July 2025
44AQI
4th July 2025
49AQI
5th July 2025
45AQI
6th July 2025
52AQI
7th July 2025
35AQI
8th July 2025
27AQI
9th July 2025
23AQI
10th July 2025
28AQI
11th July 2025
32AQI
12th July 2025
28AQI
13th July 2025
34AQI
14th July 2025
36AQI
15th July 2025
42AQI
16th July 2025
47AQI
17th July 2025
38AQI
18th July 2025
29AQI
19th July 2025
32AQI
20th July 2025
42AQI
21st July 2025
39AQI
22nd July 2025
29AQI
23rd July 2025
30AQI
24th July 2025
25AQI
25th July 2025
24AQI
26th July 2025
31AQI
27th July 2025
27AQI
28th July 2025
21AQI
29th July 2025
24AQI
30th July 2025
21AQI
31st July 2025
26AQI
1st August 2025
35AQI
2nd August 2025
32AQI
3rd August 2025
32AQI
4th August 2025
33AQI
5th August 2025
36AQI
6th August 2025
33AQI
7th August 2025
28AQI
8th August 2025
42AQI
9th August 2025
54AQI
10th August 2025
64AQI
11th August 2025
58AQI
12th August 2025
56AQI
13th August 2025
57AQI

66AQI

71AQI

45AQI

34AQI

33AQI

51AQI

34AQI

43AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202547AQI

13
13
5
4
20
2
2
24
7
30
31
14
16
30
1
8
5
154
62
7
2

Highest AQI recorded in

February

71AQI

Lowest AQI recorded in

May

33AQI

202440AQI

1
1
1
12
30
31
25
3
20
6
29
2
19
7
4
10
21
178
40
4

Highest AQI recorded in

April

59AQI

Lowest AQI recorded in

June

28AQI

202338AQI

1
1

Highest AQI recorded in

March

38AQI

Lowest AQI recorded in

March

38AQI

202263AQI

4
16
7
1
5
12
4
2
2
24
4
16
2
19
8
13
17
6
16
3
68
95
15
3

Highest AQI recorded in

January

88AQI

Lowest AQI recorded in

April

40AQI

202150AQI

21
9
17
7
4
25
2
2
28
2
30
1
9
21
19
12
21
10
16
14
16
15
10
20
1
21
6
213
134
12

Highest AQI recorded in

December

86AQI

Lowest AQI recorded in

January

37AQI

202041AQI

12
2
18
1
16
1
22
8
14
15
21
9
26
4
27
3
20
7
3
27
2
2
203
52
5

Highest AQI recorded in

July

51AQI

Lowest AQI recorded in

October

29AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2022(Avg.)
63AQI
Least Polluted Year Recorded
2023(Avg.)
38AQI

One Hundred's annual 2025 AQI (47) shows an average percentage change of 5.5% (worsened AQI) compared to previous years: 2020 (41), 2021 (50), 2022 (63), 2023 (38), 2024 (40).