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HistoryAQIPM2.5PM10COSO2NO2O3

Astronomical Observatory, Naples, Campania, 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

Astronomical Observatory, Naples, Campania, Italy

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2021
73AQI
Lowest AQI recorded on
16th Aug 2023
23AQI

Same Day Analysis (20th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 55 of Moderate air quality, showing improvement over 2021 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 20th Aug - 21st Aug 2025

Astronomical Observatory, Naples, Campania, Italy

AQI
Day
Night
.

6 AM20th Aug 2025

8 PM

5 AM21st Aug 2025

Day time
Avg. Highest Time
3PM20th Aug

57AQI

Avg. Lowest Time
7PM20th Aug

54AQI

Night time
Avg. Highest Time
9PM20th Aug

55AQI

Avg. Lowest Time
4AM21st Aug

52AQI

In the last 24 hours,

Astronomical Observatory's AQI reached its highest point of 57 at 3 PM during the Day, while the lowest point, 52, was recorded at 4 AM during the Night between 20th Aug and 21st Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Astronomical Observatory, Naples, Campania, Italy

JulAug
22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st
Day
Night
22nd Jul 2025426 AMAQI
22nd Jul 2025437 AMAQI
22nd Jul 2025428 AMAQI
22nd Jul 2025409 AMAQI
22nd Jul 20254010 AMAQI
22nd Jul 20254111 AMAQI
22nd Jul 20254212 PMAQI
22nd Jul 2025411 PMAQI
22nd Jul 2025422 PMAQI
22nd Jul 2025433 PMAQI
22nd Jul 2025464 PMAQI
22nd Jul 2025425 PMAQI
22nd Jul 2025446 PMAQI
22nd Jul 2025427 PMAQI
22nd Jul 2025448 PMAQI
22nd Jul 2025439 PMAQI
22nd Jul 20254310 PMAQI
22nd Jul 20254211 PMAQI
23rd Jul 20254312 AMAQI
23rd Jul 2025431 AMAQI
23rd Jul 2025432 AMAQI
23rd Jul 2025433 AMAQI
23rd Jul 2025384 AMAQI
23rd Jul 2025395 AMAQI

27°C25/29°C

23rd Jul 2025386 AMAQI
23rd Jul 2025377 AMAQI
23rd Jul 2025388 AMAQI
23rd Jul 2025409 AMAQI
23rd Jul 20253910 AMAQI
23rd Jul 20254711 AMAQI
23rd Jul 20253812 PMAQI
23rd Jul 2025401 PMAQI
23rd Jul 2025382 PMAQI
23rd Jul 2025393 PMAQI
23rd Jul 2025404 PMAQI
23rd Jul 2025415 PMAQI
23rd Jul 2025396 PMAQI
23rd Jul 2025407 PMAQI
23rd Jul 2025398 PMAQI
23rd Jul 2025399 PMAQI
23rd Jul 20254110 PMAQI
23rd Jul 20254211 PMAQI
24th Jul 20254112 AMAQI
24th Jul 2025411 AMAQI
24th Jul 2025402 AMAQI
24th Jul 2025403 AMAQI
24th Jul 2025384 AMAQI
24th Jul 2025425 AMAQI

26°C24/28°C

24th Jul 2025396 AMAQI
24th Jul 2025397 AMAQI
24th Jul 2025378 AMAQI
24th Jul 2025339 AMAQI
24th Jul 20253510 AMAQI
24th Jul 20253711 AMAQI
24th Jul 20254012 PMAQI
24th Jul 2025411 PMAQI
24th Jul 2025402 PMAQI
24th Jul 2025383 PMAQI
24th Jul 2025504 PMAQI
24th Jul 2025455 PMAQI
24th Jul 2025446 PMAQI
24th Jul 2025427 PMAQI
24th Jul 2025438 PMAQI
24th Jul 2025419 PMAQI
24th Jul 20254110 PMAQI
24th Jul 20254111 PMAQI
25th Jul 20254012 AMAQI
25th Jul 2025401 AMAQI
25th Jul 2025402 AMAQI
25th Jul 2025383 AMAQI
25th Jul 2025384 AMAQI
25th Jul 2025445 AMAQI

27°C24/30°C

25th Jul 2025466 AMAQI
25th Jul 2025457 AMAQI
25th Jul 2025448 AMAQI
25th Jul 2025409 AMAQI
25th Jul 20254310 AMAQI
25th Jul 20254411 AMAQI
25th Jul 20255412 PMAQI
25th Jul 2025541 PMAQI
25th Jul 2025562 PMAQI
25th Jul 2025523 PMAQI
25th Jul 2025484 PMAQI
25th Jul 2025485 PMAQI
25th Jul 2025486 PMAQI
25th Jul 2025467 PMAQI
25th Jul 2025488 PMAQI
25th Jul 2025459 PMAQI
25th Jul 20254610 PMAQI
25th Jul 20254611 PMAQI
26th Jul 20254412 AMAQI
26th Jul 2025451 AMAQI
26th Jul 2025462 AMAQI
26th Jul 2025463 AMAQI
26th Jul 2025454 AMAQI
26th Jul 2025585 AMAQI

30°C26/33°C

26th Jul 2025606 AMAQI
26th Jul 2025577 AMAQI
26th Jul 2025528 AMAQI
26th Jul 2025479 AMAQI
26th Jul 20254610 AMAQI
26th Jul 20254511 AMAQI
26th Jul 20254812 PMAQI
26th Jul 2025521 PMAQI
26th Jul 2025522 PMAQI
26th Jul 2025503 PMAQI
26th Jul 2025494 PMAQI
26th Jul 2025505 PMAQI
26th Jul 2025516 PMAQI
26th Jul 2025537 PMAQI
26th Jul 2025528 PMAQI
26th Jul 2025519 PMAQI
26th Jul 20255210 PMAQI
26th Jul 20255211 PMAQI
27th Jul 20255212 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025512 AMAQI
27th Jul 2025523 AMAQI
27th Jul 2025484 AMAQI
27th Jul 2025455 AMAQI

27°C25/30°C

27th Jul 2025476 AMAQI
27th Jul 2025437 AMAQI
27th Jul 2025438 AMAQI
27th Jul 2025449 AMAQI
27th Jul 20254310 AMAQI
27th Jul 20254111 AMAQI
27th Jul 20253812 PMAQI
27th Jul 2025441 PMAQI
27th Jul 2025442 PMAQI
27th Jul 2025493 PMAQI
27th Jul 2025474 PMAQI
27th Jul 2025455 PMAQI
27th Jul 2025446 PMAQI
27th Jul 2025477 PMAQI
27th Jul 2025468 PMAQI
27th Jul 2025469 PMAQI
27th Jul 20254610 PMAQI
27th Jul 20254711 PMAQI
28th Jul 20254612 AMAQI
28th Jul 2025461 AMAQI
28th Jul 2025462 AMAQI
28th Jul 2025463 AMAQI
28th Jul 2025434 AMAQI
28th Jul 2025395 AMAQI

25°C23/27°C

28th Jul 2025406 AMAQI
28th Jul 2025447 AMAQI
28th Jul 2025478 AMAQI
28th Jul 2025449 AMAQI
28th Jul 20254010 AMAQI
28th Jul 20253711 AMAQI
28th Jul 20253312 PMAQI
28th Jul 2025361 PMAQI
28th Jul 2025432 PMAQI
28th Jul 2025463 PMAQI
28th Jul 2025484 PMAQI
28th Jul 2025465 PMAQI
28th Jul 2025476 PMAQI
28th Jul 2025477 PMAQI
28th Jul 2025468 PMAQI
28th Jul 2025459 PMAQI
28th Jul 20254310 PMAQI
28th Jul 20254411 PMAQI
29th Jul 20254312 AMAQI
29th Jul 2025431 AMAQI
29th Jul 2025412 AMAQI
29th Jul 2025413 AMAQI
29th Jul 2025384 AMAQI
29th Jul 2025385 AMAQI

25°C23/26°C

29th Jul 2025376 AMAQI
29th Jul 2025407 AMAQI
29th Jul 2025428 AMAQI
29th Jul 2025409 AMAQI
29th Jul 20253810 AMAQI
29th Jul 20253811 AMAQI
29th Jul 20254012 PMAQI
29th Jul 2025401 PMAQI
29th Jul 2025392 PMAQI
29th Jul 2025413 PMAQI
29th Jul 2025414 PMAQI
29th Jul 2025415 PMAQI
29th Jul 2025386 PMAQI
29th Jul 2025387 PMAQI
29th Jul 2025398 PMAQI
29th Jul 2025429 PMAQI
29th Jul 20254110 PMAQI
29th Jul 20254011 PMAQI
30th Jul 20254012 AMAQI
30th Jul 2025411 AMAQI
30th Jul 2025412 AMAQI
30th Jul 2025413 AMAQI
30th Jul 2025394 AMAQI
30th Jul 2025365 AMAQI

25°C21/28°C

30th Jul 2025386 AMAQI
30th Jul 2025387 AMAQI
30th Jul 2025368 AMAQI
30th Jul 2025349 AMAQI
30th Jul 20253410 AMAQI
30th Jul 20253511 AMAQI
30th Jul 20253612 PMAQI
30th Jul 2025391 PMAQI
30th Jul 2025382 PMAQI
30th Jul 2025403 PMAQI
30th Jul 2025384 PMAQI
30th Jul 2025385 PMAQI
30th Jul 2025426 PMAQI
30th Jul 2025437 PMAQI
30th Jul 2025428 PMAQI
30th Jul 2025449 PMAQI
30th Jul 20254310 PMAQI
30th Jul 20254311 PMAQI
31st Jul 20254312 AMAQI
31st Jul 2025431 AMAQI
31st Jul 2025432 AMAQI
31st Jul 2025433 AMAQI
31st Jul 2025404 AMAQI
31st Jul 2025375 AMAQI

26°C23/28°C

31st Jul 2025346 AMAQI
31st Jul 2025347 AMAQI
31st Jul 2025388 AMAQI
31st Jul 2025379 AMAQI
31st Jul 20253610 AMAQI
31st Jul 20253511 AMAQI
31st Jul 20253512 PMAQI
31st Jul 2025371 PMAQI
31st Jul 2025422 PMAQI
31st Jul 2025483 PMAQI
31st Jul 2025454 PMAQI
31st Jul 2025465 PMAQI
31st Jul 2025426 PMAQI
31st Jul 2025427 PMAQI
31st Jul 2025488 PMAQI
31st Jul 2025439 PMAQI
31st Jul 20254010 PMAQI
31st Jul 20254011 PMAQI
1st Aug 20254212 AMAQI
1st Aug 2025391 AMAQI
1st Aug 2025412 AMAQI
1st Aug 2025403 AMAQI
1st Aug 2025374 AMAQI
1st Aug 2025375 AMAQI

25°C23/28°C

1st Aug 2025366 AMAQI
1st Aug 2025427 AMAQI
1st Aug 2025358 AMAQI
1st Aug 2025409 AMAQI
1st Aug 20253910 AMAQI
1st Aug 20254111 AMAQI
1st Aug 20254412 PMAQI
1st Aug 2025431 PMAQI
1st Aug 2025422 PMAQI
1st Aug 2025423 PMAQI
1st Aug 2025404 PMAQI
1st Aug 2025385 PMAQI
1st Aug 2025396 PMAQI
1st Aug 2025407 PMAQI
1st Aug 2025418 PMAQI
1st Aug 2025419 PMAQI
1st Aug 20254110 PMAQI
1st Aug 20254011 PMAQI
2nd Aug 20254012 AMAQI
2nd Aug 2025411 AMAQI
2nd Aug 2025402 AMAQI
2nd Aug 2025423 AMAQI
2nd Aug 2025404 AMAQI
2nd Aug 2025405 AMAQI

25°C24/28°C

2nd Aug 2025396 AMAQI
2nd Aug 2025427 AMAQI
2nd Aug 2025408 AMAQI
2nd Aug 2025369 AMAQI
2nd Aug 20253610 AMAQI
2nd Aug 20253611 AMAQI
2nd Aug 20253412 PMAQI
2nd Aug 2025401 PMAQI
2nd Aug 2025392 PMAQI
2nd Aug 2025393 PMAQI
2nd Aug 2025414 PMAQI
2nd Aug 2025385 PMAQI
2nd Aug 2025386 PMAQI
2nd Aug 2025407 PMAQI
2nd Aug 2025368 PMAQI
2nd Aug 2025399 PMAQI
2nd Aug 20253910 PMAQI
2nd Aug 20253811 PMAQI
3rd Aug 20253912 AMAQI
3rd Aug 2025381 AMAQI
3rd Aug 2025392 AMAQI
3rd Aug 2025383 AMAQI
3rd Aug 2025364 AMAQI
3rd Aug 2025445 AMAQI

25°C23/27°C

3rd Aug 2025386 AMAQI
3rd Aug 2025397 AMAQI
3rd Aug 2025398 AMAQI
3rd Aug 2025339 AMAQI
3rd Aug 20253410 AMAQI
3rd Aug 20253611 AMAQI
3rd Aug 20253412 PMAQI
3rd Aug 2025371 PMAQI
3rd Aug 2025402 PMAQI
3rd Aug 2025433 PMAQI
3rd Aug 2025464 PMAQI
3rd Aug 2025485 PMAQI
3rd Aug 2025476 PMAQI
3rd Aug 2025477 PMAQI
3rd Aug 2025498 PMAQI
3rd Aug 2025399 PMAQI
3rd Aug 20253910 PMAQI
3rd Aug 20253811 PMAQI
4th Aug 20253812 AMAQI
4th Aug 2025381 AMAQI
4th Aug 2025432 AMAQI
4th Aug 2025363 AMAQI
4th Aug 2025434 AMAQI
4th Aug 2025505 AMAQI

25°C24/27°C

4th Aug 2025466 AMAQI
4th Aug 2025477 AMAQI
4th Aug 2025478 AMAQI
4th Aug 2025489 AMAQI
4th Aug 20255210 AMAQI
4th Aug 20255311 AMAQI
4th Aug 20255012 PMAQI
4th Aug 2025521 PMAQI
4th Aug 2025472 PMAQI
4th Aug 2025463 PMAQI
4th Aug 2025454 PMAQI
4th Aug 2025505 PMAQI
4th Aug 2025476 PMAQI
4th Aug 2025457 PMAQI
4th Aug 2025428 PMAQI
4th Aug 2025459 PMAQI
4th Aug 20254510 PMAQI
4th Aug 20254811 PMAQI
5th Aug 20254412 AMAQI
5th Aug 2025421 AMAQI
5th Aug 2025462 AMAQI
5th Aug 2025443 AMAQI
5th Aug 2025464 AMAQI
5th Aug 2025525 AMAQI

25°C22/27°C

5th Aug 2025466 AMAQI
5th Aug 2025427 AMAQI
5th Aug 2025428 AMAQI
5th Aug 2025449 AMAQI
5th Aug 20254610 AMAQI
5th Aug 20254211 AMAQI
5th Aug 20254412 PMAQI
5th Aug 2025491 PMAQI
5th Aug 2025482 PMAQI
5th Aug 2025463 PMAQI
5th Aug 2025464 PMAQI
5th Aug 2025515 PMAQI
5th Aug 2025456 PMAQI
5th Aug 2025467 PMAQI
5th Aug 2025438 PMAQI
5th Aug 2025449 PMAQI
5th Aug 20254410 PMAQI
5th Aug 20254411 PMAQI
6th Aug 20254412 AMAQI
6th Aug 2025441 AMAQI
6th Aug 2025412 AMAQI
6th Aug 2025443 AMAQI
6th Aug 2025444 AMAQI
6th Aug 2025425 AMAQI

26°C23/29°C

6th Aug 2025506 AMAQI
6th Aug 2025517 AMAQI
6th Aug 2025468 AMAQI
6th Aug 2025489 AMAQI
6th Aug 20254410 AMAQI
6th Aug 20254311 AMAQI
6th Aug 20254612 PMAQI
6th Aug 2025501 PMAQI
6th Aug 2025462 PMAQI
6th Aug 2025453 PMAQI
6th Aug 2025464 PMAQI
6th Aug 2025485 PMAQI
6th Aug 2025486 PMAQI
6th Aug 2025467 PMAQI
6th Aug 2025488 PMAQI
6th Aug 2025469 PMAQI
6th Aug 20254610 PMAQI
6th Aug 20254611 PMAQI
7th Aug 20254412 AMAQI
7th Aug 2025431 AMAQI
7th Aug 2025422 AMAQI
7th Aug 2025463 AMAQI
7th Aug 2025484 AMAQI
7th Aug 2025485 AMAQI

26°C23/29°C

7th Aug 2025496 AMAQI
7th Aug 2025467 AMAQI
7th Aug 2025428 AMAQI
7th Aug 2025469 AMAQI
7th Aug 20254710 AMAQI
7th Aug 20254511 AMAQI
7th Aug 20254312 PMAQI
7th Aug 2025461 PMAQI
7th Aug 2025452 PMAQI
7th Aug 2025443 PMAQI
7th Aug 2025444 PMAQI
7th Aug 2025455 PMAQI
7th Aug 2025486 PMAQI
7th Aug 2025497 PMAQI
7th Aug 2025488 PMAQI
7th Aug 2025469 PMAQI
7th Aug 20254510 PMAQI
7th Aug 20254511 PMAQI
8th Aug 20254512 AMAQI
8th Aug 2025461 AMAQI
8th Aug 2025452 AMAQI
8th Aug 2025453 AMAQI
8th Aug 2025444 AMAQI
8th Aug 2025425 AMAQI

27°C24/29°C

8th Aug 2025456 AMAQI
8th Aug 2025427 AMAQI
8th Aug 2025468 AMAQI
8th Aug 2025459 AMAQI
8th Aug 20254410 AMAQI
8th Aug 20255111 AMAQI
8th Aug 20254712 PMAQI
8th Aug 2025441 PMAQI
8th Aug 2025442 PMAQI
8th Aug 2025443 PMAQI
8th Aug 2025434 PMAQI
8th Aug 2025425 PMAQI
8th Aug 2025416 PMAQI
8th Aug 2025457 PMAQI
8th Aug 2025468 PMAQI
8th Aug 2025449 PMAQI
8th Aug 20254410 PMAQI
8th Aug 20254411 PMAQI
9th Aug 20254412 AMAQI
9th Aug 2025431 AMAQI
9th Aug 2025432 AMAQI
9th Aug 2025463 AMAQI
9th Aug 2025454 AMAQI
9th Aug 2025425 AMAQI

28°C25/32°C

9th Aug 2025486 AMAQI
9th Aug 2025457 AMAQI
9th Aug 2025458 AMAQI
9th Aug 2025529 AMAQI
9th Aug 20254410 AMAQI
9th Aug 20254711 AMAQI
9th Aug 20254612 PMAQI
9th Aug 2025421 PMAQI
9th Aug 2025432 PMAQI
9th Aug 2025433 PMAQI
9th Aug 2025454 PMAQI
9th Aug 2025475 PMAQI
9th Aug 2025466 PMAQI
9th Aug 2025487 PMAQI
9th Aug 2025478 PMAQI
9th Aug 2025469 PMAQI
9th Aug 20254410 PMAQI
9th Aug 20254511 PMAQI
10th Aug 20254412 AMAQI
10th Aug 2025451 AMAQI
10th Aug 2025452 AMAQI
10th Aug 2025483 AMAQI
10th Aug 2025444 AMAQI
10th Aug 2025505 AMAQI

28°C25/30°C

10th Aug 2025486 AMAQI
10th Aug 2025497 AMAQI
10th Aug 2025448 AMAQI
10th Aug 2025459 AMAQI
10th Aug 20254510 AMAQI
10th Aug 20254111 AMAQI
10th Aug 20255012 PMAQI
10th Aug 2025481 PMAQI
10th Aug 2025482 PMAQI
10th Aug 2025463 PMAQI
10th Aug 2025504 PMAQI
10th Aug 2025485 PMAQI
10th Aug 2025496 PMAQI
10th Aug 2025517 PMAQI
10th Aug 2025508 PMAQI
10th Aug 2025499 PMAQI
10th Aug 20254810 PMAQI
10th Aug 20254811 PMAQI
11th Aug 20254412 AMAQI
11th Aug 2025481 AMAQI
11th Aug 2025482 AMAQI
11th Aug 2025513 AMAQI
11th Aug 2025484 AMAQI
11th Aug 2025495 AMAQI

28°C26/31°C

11th Aug 2025486 AMAQI
11th Aug 2025507 AMAQI
11th Aug 2025508 AMAQI
11th Aug 2025499 AMAQI
11th Aug 20255510 AMAQI
11th Aug 20255211 AMAQI
11th Aug 20255112 PMAQI
11th Aug 2025511 PMAQI
11th Aug 2025502 PMAQI
11th Aug 2025513 PMAQI
11th Aug 2025524 PMAQI
11th Aug 2025535 PMAQI
11th Aug 2025576 PMAQI
11th Aug 2025537 PMAQI
11th Aug 2025548 PMAQI
11th Aug 2025519 PMAQI
11th Aug 20255110 PMAQI
11th Aug 20255011 PMAQI
12th Aug 20255112 AMAQI
12th Aug 2025511 AMAQI
12th Aug 2025522 AMAQI
12th Aug 2025503 AMAQI
12th Aug 2025594 AMAQI
12th Aug 2025585 AMAQI

28°C25/30°C

12th Aug 2025616 AMAQI
12th Aug 2025587 AMAQI
12th Aug 2025588 AMAQI
12th Aug 2025579 AMAQI
12th Aug 20255310 AMAQI
12th Aug 20255511 AMAQI
12th Aug 20255212 PMAQI
12th Aug 2025601 PMAQI
12th Aug 2025602 PMAQI
12th Aug 2025593 PMAQI
12th Aug 2025574 PMAQI
12th Aug 2025585 PMAQI
12th Aug 2025566 PMAQI
12th Aug 2025567 PMAQI
12th Aug 2025598 PMAQI
12th Aug 2025559 PMAQI
12th Aug 20255610 PMAQI
12th Aug 20255611 PMAQI
13th Aug 20255612 AMAQI
13th Aug 2025561 AMAQI
13th Aug 2025562 AMAQI
13th Aug 2025553 AMAQI
13th Aug 2025614 AMAQI
13th Aug 2025635 AMAQI

28°C26/32°C

13th Aug 2025626 AMAQI
13th Aug 2025607 AMAQI
13th Aug 2025618 AMAQI
13th Aug 2025579 AMAQI
13th Aug 20256010 AMAQI
13th Aug 20256711 AMAQI
13th Aug 20256612 PMAQI
13th Aug 2025621 PMAQI
13th Aug 2025622 PMAQI
13th Aug 2025613 PMAQI
13th Aug 2025604 PMAQI
13th Aug 2025625 PMAQI
13th Aug 2025626 PMAQI
13th Aug 2025627 PMAQI
13th Aug 2025618 PMAQI
13th Aug 2025609 PMAQI
13th Aug 20256010 PMAQI
13th Aug 20256011 PMAQI
14th Aug 20256012 AMAQI
14th Aug 2025601 AMAQI
14th Aug 2025582 AMAQI
14th Aug 2025593 AMAQI
14th Aug 2025584 AMAQI
14th Aug 2025625 AMAQI

29°C26/32°C

14th Aug 2025606 AMAQI
14th Aug 2025607 AMAQI
14th Aug 2025608 AMAQI
14th Aug 2025609 AMAQI
14th Aug 20255710 AMAQI
14th Aug 20255911 AMAQI
14th Aug 20256212 PMAQI
14th Aug 2025601 PMAQI
14th Aug 2025622 PMAQI
14th Aug 2025623 PMAQI
14th Aug 2025624 PMAQI
14th Aug 2025585 PMAQI
14th Aug 2025606 PMAQI
14th Aug 2025597 PMAQI
14th Aug 2025608 PMAQI
14th Aug 2025609 PMAQI
14th Aug 20255910 PMAQI
14th Aug 20255911 PMAQI
15th Aug 20255912 AMAQI
15th Aug 2025591 AMAQI
15th Aug 2025592 AMAQI
15th Aug 2025593 AMAQI
15th Aug 2025584 AMAQI
15th Aug 2025575 AMAQI

28°C26/31°C

15th Aug 2025596 AMAQI
15th Aug 2025587 AMAQI
15th Aug 2025598 AMAQI
15th Aug 2025589 AMAQI
15th Aug 20255810 AMAQI
15th Aug 20255711 AMAQI
15th Aug 20255712 PMAQI
15th Aug 2025581 PMAQI
15th Aug 2025572 PMAQI
15th Aug 2025573 PMAQI
15th Aug 2025584 PMAQI
15th Aug 2025585 PMAQI
15th Aug 2025586 PMAQI
15th Aug 2025597 PMAQI
15th Aug 2025608 PMAQI
15th Aug 2025589 PMAQI
15th Aug 20255810 PMAQI
15th Aug 20255811 PMAQI
16th Aug 20255812 AMAQI
16th Aug 2025581 AMAQI
16th Aug 2025582 AMAQI
16th Aug 2025593 AMAQI
16th Aug 2025604 AMAQI
16th Aug 2025585 AMAQI

27°C25/30°C

16th Aug 2025586 AMAQI
16th Aug 2025597 AMAQI
16th Aug 2025598 AMAQI
16th Aug 2025579 AMAQI
16th Aug 20255810 AMAQI
16th Aug 20255811 AMAQI
16th Aug 20255912 PMAQI
16th Aug 2025581 PMAQI
16th Aug 2025592 PMAQI
16th Aug 2025573 PMAQI
16th Aug 2025594 PMAQI
16th Aug 2025605 PMAQI
16th Aug 2025596 PMAQI
16th Aug 2025597 PMAQI
16th Aug 2025598 PMAQI
16th Aug 2025589 PMAQI
16th Aug 20255810 PMAQI
16th Aug 20255811 PMAQI
17th Aug 20255812 AMAQI
17th Aug 2025581 AMAQI
17th Aug 2025582 AMAQI
17th Aug 2025583 AMAQI
17th Aug 2025584 AMAQI
17th Aug 2025585 AMAQI

27°C24/31°C

17th Aug 2025586 AMAQI
17th Aug 2025597 AMAQI
17th Aug 2025588 AMAQI
17th Aug 2025599 AMAQI
17th Aug 20255810 AMAQI
17th Aug 20255711 AMAQI
17th Aug 20255812 PMAQI
17th Aug 2025581 PMAQI
17th Aug 2025572 PMAQI
17th Aug 2025583 PMAQI
17th Aug 2025604 PMAQI
17th Aug 2025575 PMAQI
17th Aug 2025586 PMAQI
17th Aug 2025597 PMAQI
17th Aug 2025588 PMAQI
17th Aug 2025589 PMAQI
17th Aug 20255810 PMAQI
17th Aug 20255811 PMAQI
18th Aug 20255812 AMAQI
18th Aug 2025581 AMAQI
18th Aug 2025582 AMAQI
18th Aug 2025573 AMAQI
18th Aug 2025564 AMAQI
18th Aug 2025585 AMAQI

26°C24/29°C

18th Aug 2025586 AMAQI
18th Aug 2025587 AMAQI
18th Aug 2025588 AMAQI
18th Aug 2025599 AMAQI
18th Aug 20255810 AMAQI
18th Aug 20255911 AMAQI
18th Aug 20255812 PMAQI
18th Aug 2025581 PMAQI
18th Aug 2025562 PMAQI
18th Aug 2025583 PMAQI
18th Aug 2025574 PMAQI
18th Aug 2025585 PMAQI
18th Aug 2025576 PMAQI
18th Aug 2025597 PMAQI
18th Aug 2025608 PMAQI
18th Aug 2025579 PMAQI
18th Aug 20255810 PMAQI
18th Aug 20255811 PMAQI
19th Aug 20255812 AMAQI
19th Aug 2025581 AMAQI
19th Aug 2025572 AMAQI
19th Aug 2025563 AMAQI
19th Aug 2025564 AMAQI
19th Aug 2025565 AMAQI

26°C24/30°C

19th Aug 2025556 AMAQI
19th Aug 2025547 AMAQI
19th Aug 2025558 AMAQI
19th Aug 2025569 AMAQI
19th Aug 20255610 AMAQI
19th Aug 20255711 AMAQI
19th Aug 20255712 PMAQI
19th Aug 2025561 PMAQI
19th Aug 2025552 PMAQI
19th Aug 2025563 PMAQI
19th Aug 2025554 PMAQI
19th Aug 2025565 PMAQI
19th Aug 2025576 PMAQI
19th Aug 2025577 PMAQI
19th Aug 2025568 PMAQI
19th Aug 2025559 PMAQI
19th Aug 20255510 PMAQI
19th Aug 20255511 PMAQI
20th Aug 20255512 AMAQI
20th Aug 2025561 AMAQI
20th Aug 2025542 AMAQI
20th Aug 2025553 AMAQI
20th Aug 2025544 AMAQI
20th Aug 2025555 AMAQI

27°C25/29°C

20th Aug 2025566 AMAQI
20th Aug 2025547 AMAQI
20th Aug 2025548 AMAQI
20th Aug 2025559 AMAQI
20th Aug 20255610 AMAQI
20th Aug 20255511 AMAQI
20th Aug 20255412 PMAQI
20th Aug 2025541 PMAQI
20th Aug 2025552 PMAQI
20th Aug 2025573 PMAQI
20th Aug 2025544 PMAQI
20th Aug 2025545 PMAQI
20th Aug 2025546 PMAQI
20th Aug 2025547 PMAQI
20th Aug 2025548 PMAQI
20th Aug 2025559 PMAQI
20th Aug 20255510 PMAQI
20th Aug 20255411 PMAQI
21st Aug 20255512 AMAQI
21st Aug 2025551 AMAQI
21st Aug 2025532 AMAQI
21st Aug 2025533 AMAQI
21st Aug 2025524 AMAQI
21st Aug 2025545 AMAQI

27°C25/29°C

21st Aug 2025536 AMAQI
6 AM
21st Aug 2025527 AMAQI
21st Aug 2025548 AMAQI
1 PM
8 PM
1 AM
5 AM

--°C/°C

Day time
Avg. Highest Time
6 AM - 8 PM

48AQI

15 hours / Day
450 hours / Month
Avg. Lowest Time
6 AM - 8 PM

48AQI

15 hours / Day
450 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 8 PM (Avg. 48), while the lowest AQI was between 6 AM to 8 PM (Avg. 48).
Night time
Avg. Highest Time
12 AM - 11 PM

48AQI

9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM

48AQI

9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 48), while the lowest AQI was between 12 AM to 11 PM (Avg. 48).

2025 Days Vs Air Quality

Astronomical Observatory, Naples, Campania, Italy

2025

46%

107

54%

125

Total number of days with different AQI categories in last 233 days in 2025 (132 days remaining)

Good
107 Days
Moderate
125 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 46%

Health Risk Level:

Significant

In 2025, 46% of 233 days were within WHO’s safe air quality limits, and 54% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.

Annual Air Quality Insights

Astronomical Observatory, Naples, Campania, 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
100AQI
2nd January 2025
89AQI
3rd January 2025
78AQI
4th January 2025
73AQI
5th January 2025
71AQI
6th January 2025
67AQI
7th January 2025
66AQI
8th January 2025
62AQI
9th January 2025
59AQI
10th January 2025
56AQI
11th January 2025
54AQI
12th January 2025
50AQI
13th January 2025
42AQI
14th January 2025
43AQI
15th January 2025
50AQI
16th January 2025
52AQI
17th January 2025
52AQI
18th January 2025
55AQI
19th January 2025
60AQI
20th January 2025
61AQI
21st January 2025
61AQI
22nd January 2025
65AQI
23rd January 2025
63AQI
24th January 2025
64AQI
25th January 2025
65AQI
26th January 2025
65AQI
27th January 2025
62AQI
28th January 2025
59AQI
29th January 2025
58AQI
30th January 2025
59AQI
31st January 2025
58AQI
1st February 2025
59AQI
2nd February 2025
58AQI
3rd February 2025
57AQI
4th February 2025
59AQI
5th February 2025
60AQI
6th February 2025
59AQI
7th February 2025
59AQI
8th February 2025
62AQI
9th February 2025
65AQI
10th February 2025
65AQI
11th February 2025
65AQI
12th February 2025
68AQI
13th February 2025
69AQI
14th February 2025
66AQI
15th February 2025
64AQI
16th February 2025
62AQI
17th February 2025
62AQI
18th February 2025
62AQI
19th February 2025
62AQI
20th February 2025
61AQI
21st February 2025
63AQI
22nd February 2025
65AQI
23rd February 2025
67AQI
24th February 2025
68AQI
25th February 2025
74AQI
26th February 2025
71AQI
27th February 2025
65AQI
28th February 2025
61AQI
1st March 2025
60AQI
2nd March 2025
58AQI
3rd March 2025
58AQI
4th March 2025
57AQI
5th March 2025
58AQI
6th March 2025
60AQI
7th March 2025
61AQI
8th March 2025
65AQI
9th March 2025
67AQI
10th March 2025
67AQI
11th March 2025
64AQI
12th March 2025
62AQI
13th March 2025
58AQI
14th March 2025
55AQI
15th March 2025
56AQI
16th March 2025
51AQI
17th March 2025
46AQI
18th March 2025
46AQI
19th March 2025
47AQI
20th March 2025
52AQI
21st March 2025
53AQI
22nd March 2025
54AQI
23rd March 2025
56AQI
24th March 2025
56AQI
25th March 2025
57AQI
26th March 2025
56AQI
27th March 2025
53AQI
28th March 2025
54AQI
29th March 2025
54AQI
30th March 2025
51AQI
31st March 2025
49AQI
1st April 2025
42AQI
2nd April 2025
42AQI
3rd April 2025
47AQI
4th April 2025
48AQI
5th April 2025
50AQI
6th April 2025
46AQI
7th April 2025
43AQI
8th April 2025
41AQI
9th April 2025
45AQI
10th April 2025
48AQI
11th April 2025
50AQI
12th April 2025
51AQI
13th April 2025
52AQI
14th April 2025
56AQI
15th April 2025
56AQI
16th April 2025
59AQI
17th April 2025
57AQI
18th April 2025
54AQI
19th April 2025
52AQI
20th April 2025
52AQI
21st April 2025
50AQI
22nd April 2025
45AQI
23rd April 2025
44AQI
24th April 2025
43AQI
25th April 2025
43AQI
26th April 2025
42AQI
27th April 2025
40AQI
28th April 2025
42AQI
29th April 2025
43AQI
30th April 2025
45AQI
1st May 2025
48AQI
2nd May 2025
49AQI
3rd May 2025
43AQI
4th May 2025
39AQI
5th May 2025
38AQI
6th May 2025
36AQI
7th May 2025
36AQI
8th May 2025
35AQI
9th May 2025
37AQI
10th May 2025
37AQI
11th May 2025
39AQI
12th May 2025
36AQI
13th May 2025
36AQI
14th May 2025
37AQI
15th May 2025
36AQI
16th May 2025
35AQI
17th May 2025
33AQI
18th May 2025
34AQI
19th May 2025
35AQI
20th May 2025
35AQI
21st May 2025
37AQI
22nd May 2025
36AQI
23rd May 2025
34AQI
24th May 2025
36AQI
25th May 2025
34AQI
26th May 2025
35AQI
27th May 2025
35AQI
28th May 2025
36AQI
29th May 2025
36AQI
30th May 2025
35AQI
31st May 2025
35AQI
1st June 2025
38AQI
2nd June 2025
37AQI
3rd June 2025
38AQI
4th June 2025
40AQI
5th June 2025
44AQI
6th June 2025
47AQI
7th June 2025
48AQI
8th June 2025
45AQI
9th June 2025
50AQI
10th June 2025
55AQI
11th June 2025
58AQI
12th June 2025
60AQI
13th June 2025
62AQI
14th June 2025
62AQI
15th June 2025
60AQI
16th June 2025
58AQI
17th June 2025
55AQI
18th June 2025
54AQI
19th June 2025
53AQI
20th June 2025
53AQI
21st June 2025
56AQI
22nd June 2025
59AQI
23rd June 2025
55AQI
24th June 2025
54AQI
25th June 2025
53AQI
26th June 2025
54AQI
27th June 2025
54AQI
28th June 2025
52AQI
29th June 2025
50AQI
30th June 2025
49AQI
1st July 2025
50AQI
2nd July 2025
52AQI
3rd July 2025
52AQI
4th July 2025
52AQI
5th July 2025
53AQI
6th July 2025
53AQI
7th July 2025
50AQI
8th July 2025
48AQI
9th July 2025
45AQI
10th July 2025
40AQI
11th July 2025
36AQI
12th July 2025
40AQI
13th July 2025
41AQI
14th July 2025
42AQI
15th July 2025
43AQI
16th July 2025
44AQI
17th July 2025
46AQI
18th July 2025
44AQI
19th July 2025
43AQI
20th July 2025
45AQI
21st July 2025
45AQI
22nd July 2025
43AQI
23rd July 2025
40AQI
24th July 2025
41AQI
25th July 2025
45AQI
26th July 2025
50AQI
27th July 2025
46AQI
28th July 2025
44AQI
29th July 2025
40AQI
30th July 2025
39AQI
31st July 2025
41AQI
1st August 2025
40AQI
2nd August 2025
39AQI
3rd August 2025
40AQI
4th August 2025
46AQI
5th August 2025
45AQI
6th August 2025
46AQI
7th August 2025
46AQI
8th August 2025
44AQI
9th August 2025
45AQI
10th August 2025
47AQI
11th August 2025
51AQI
12th August 2025
56AQI
13th August 2025
60AQI
14th August 2025
60AQI
15th August 2025
58AQI
16th August 2025
59AQI
17th August 2025
58AQI
18th August 2025
58AQI
19th August 2025
56AQI
20th August 2025
55AQI

62AQI

64AQI

56AQI

48AQI

37AQI

52AQI

45AQI

50AQI

No. of days

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

202552AQI

4
27
28
4
27
21
9
31
11
19
26
5
10
10
107
125

Highest AQI recorded in

February

64AQI

Lowest AQI recorded in

May

37AQI

202438AQI

30
29
17
30
31
30
31
30
27
21
10
5
24
1
5
26
286
60
1

Highest AQI recorded in

November

63AQI

Lowest AQI recorded in

January

22AQI

202328AQI

3
17
24
31
29
21
28
30
31
26
30
270

Highest AQI recorded in

August

34AQI

Lowest AQI recorded in

February

19AQI

202250AQI

20
9
1
1
14
8
5
24
2
24
3
20
10
14
14
21
3
1
119
71
3
1

Highest AQI recorded in

March

63AQI

Lowest AQI recorded in

August

29AQI

202133AQI

30
28
31
30
30
13
16
13
18
18
13
13
17
25
6
25
5
25
5
1
281
80
1

Highest AQI recorded in

June

54AQI

Lowest AQI recorded in

January

13AQI

202020AQI

13
21
16
30
31
30
1
30
31
30
31
263
1

Highest AQI recorded in

August

28AQI

Lowest AQI recorded in

December

13AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2025(Avg.)
52AQI
Least Polluted Year Recorded
2020(Avg.)
20AQI

Astronomical Observatory's annual 2025 AQI (52) shows an average percentage change of 66.8% (worsened AQI) compared to previous years: 2020 (20), 2021 (33), 2022 (50), 2023 (28), 2024 (38).