Country Background

Análise Histórica da Qualidade do Ar de Chelsea, Massachusetts, United States

Mergulhe em detalhes sobre a qualidade do ar com dados históricos, padrões mensais e tendências anuais ao seu alcance!

Bom
050
Moderado
100
Ruim
150
Não saudável
200
Severo
300
Perigoso
301+

Análise da Qualidade do Ar de Outubro

Chelsea, Massachusetts, United States

2021
2022
2023
2024
2025
AQI
.
Dias

Tendências do AQI: Mais Altos e Mais Baixos

AQI mais alto registrado em
1st Oct 2023
94AQI
AQI mais baixo registrado em
22nd Oct 2023
11AQI


Análise do Mesmo Dia (22nd October ):
Neste dia, o AQI ao longo dos 5 anos variou significativamente: 2025 classificado como 4th mais alto AQI em 35 de Bom qualidade do ar, mostrando melhoria em relação a 2024, 2022 e 2021 no mesmo dia.

Baixe os dados anuais de 2024

Relatório Mundial de Qualidade do Ar

Globe

Tendência de AQI Dia & Noite: 22nd Oct - 23rd Oct 2025

Chelsea, Massachusetts, United States

AQI
Dia
Noite
.

6 AM22nd Oct 2025

6 PM

5 AM23rd Oct 2025

Durante o dia
Média do Tempo Mais Alto
3PM22nd Oct

42AQI

Média do Tempo Mais Baixo
11AM22nd Oct

26AQI

Durante a noite
Média do Tempo Mais Alto
12AM23rd Oct

35AQI

Média do Tempo Mais Baixo
4AM23rd Oct

22AQI

Nas últimas 24 horas,

AQI de Chelsea atingiu seu ponto mais alto de 42 às 3 PM durante o Dia, enquanto o ponto mais baixo, 22, foi registrado às 4 AM durante o Noite entre 22nd Oct e 23rd Oct 2025.

Tendência de AQI Dia & Noite : Sep - Oct 2025

Chelsea, Massachusetts, United States

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
Dia
Noite
23rd Sep 2025246 AMAQI
23rd Sep 2025247 AMAQI
23rd Sep 2025248 AMAQI
23rd Sep 2025269 AMAQI
23rd Sep 20252610 AMAQI
23rd Sep 20252811 AMAQI
23rd Sep 20253112 PMAQI
23rd Sep 2025331 PMAQI
23rd Sep 2025362 PMAQI
23rd Sep 2025343 PMAQI
23rd Sep 2025334 PMAQI
23rd Sep 2025345 PMAQI
23rd Sep 2025336 PMAQI
23rd Sep 2025277 PMAQI
23rd Sep 2025278 PMAQI
23rd Sep 2025339 PMAQI
23rd Sep 20253310 PMAQI
23rd Sep 20253411 PMAQI
24th Sep 20253212 AMAQI
24th Sep 2025331 AMAQI
24th Sep 2025312 AMAQI
24th Sep 2025303 AMAQI
24th Sep 2025324 AMAQI
24th Sep 2025365 AMAQI

21°C15/30°C

24th Sep 2025346 AMAQI
24th Sep 2025327 AMAQI
24th Sep 2025328 AMAQI
24th Sep 2025309 AMAQI
24th Sep 20253110 AMAQI
24th Sep 20253011 AMAQI
24th Sep 20252912 PMAQI
24th Sep 2025291 PMAQI
24th Sep 2025302 PMAQI
24th Sep 2025313 PMAQI
24th Sep 2025304 PMAQI
24th Sep 2025305 PMAQI
24th Sep 2025306 PMAQI
24th Sep 2025307 PMAQI
24th Sep 2025298 PMAQI
24th Sep 2025289 PMAQI
24th Sep 20252610 PMAQI
24th Sep 20252711 PMAQI
25th Sep 20252912 AMAQI
25th Sep 2025261 AMAQI
25th Sep 2025242 AMAQI
25th Sep 2025243 AMAQI
25th Sep 2025224 AMAQI
25th Sep 2025225 AMAQI

18°C17/19°C

25th Sep 2025166 AMAQI
25th Sep 2025127 AMAQI
25th Sep 2025118 AMAQI
25th Sep 2025119 AMAQI
25th Sep 20251110 AMAQI
25th Sep 20251111 AMAQI
25th Sep 20251112 PMAQI
25th Sep 202581 PMAQI
25th Sep 2025142 PMAQI
25th Sep 2025203 PMAQI
25th Sep 2025174 PMAQI
25th Sep 2025205 PMAQI
25th Sep 2025206 PMAQI
25th Sep 2025207 PMAQI
25th Sep 2025208 PMAQI
25th Sep 2025219 PMAQI
25th Sep 20252110 PMAQI
25th Sep 20252211 PMAQI
26th Sep 20252712 AMAQI
26th Sep 2025321 AMAQI
26th Sep 2025332 AMAQI
26th Sep 2025273 AMAQI
26th Sep 2025204 AMAQI
26th Sep 2025175 AMAQI

19°C17/21°C

26th Sep 2025176 AMAQI
26th Sep 2025177 AMAQI
26th Sep 2025178 AMAQI
26th Sep 2025189 AMAQI
26th Sep 20252210 AMAQI
26th Sep 20252511 AMAQI
26th Sep 20252612 PMAQI
26th Sep 2025271 PMAQI
26th Sep 2025292 PMAQI
26th Sep 2025293 PMAQI
26th Sep 2025284 PMAQI
26th Sep 2025285 PMAQI
26th Sep 2025286 PMAQI
26th Sep 2025277 PMAQI
26th Sep 2025218 PMAQI
26th Sep 2025209 PMAQI
26th Sep 20252010 PMAQI
26th Sep 20252011 PMAQI
27th Sep 20252012 AMAQI
27th Sep 2025201 AMAQI
27th Sep 2025202 AMAQI
27th Sep 2025203 AMAQI
27th Sep 2025204 AMAQI
27th Sep 2025205 AMAQI

22°C18/28°C

27th Sep 2025206 AMAQI
27th Sep 2025207 AMAQI
27th Sep 2025208 AMAQI
27th Sep 2025209 AMAQI
27th Sep 20251910 AMAQI
27th Sep 20251811 AMAQI
27th Sep 20252012 PMAQI
27th Sep 2025211 PMAQI
27th Sep 2025242 PMAQI
27th Sep 2025233 PMAQI
27th Sep 2025254 PMAQI
27th Sep 2025285 PMAQI
27th Sep 2025286 PMAQI
27th Sep 2025297 PMAQI
27th Sep 2025318 PMAQI
27th Sep 2025329 PMAQI
27th Sep 20253010 PMAQI
27th Sep 20253211 PMAQI
28th Sep 20253312 AMAQI
28th Sep 2025321 AMAQI
28th Sep 2025312 AMAQI
28th Sep 2025303 AMAQI
28th Sep 2025264 AMAQI
28th Sep 2025255 AMAQI

19°C15/23°C

28th Sep 2025246 AMAQI
28th Sep 2025227 AMAQI
28th Sep 2025228 AMAQI
28th Sep 2025199 AMAQI
28th Sep 20251710 AMAQI
28th Sep 20251711 AMAQI
28th Sep 20252112 PMAQI
28th Sep 2025271 PMAQI
28th Sep 2025262 PMAQI
28th Sep 2025263 PMAQI
28th Sep 2025254 PMAQI
28th Sep 2025265 PMAQI
28th Sep 2025286 PMAQI
28th Sep 2025347 PMAQI
28th Sep 2025388 PMAQI
28th Sep 2025289 PMAQI
28th Sep 20253110 PMAQI
28th Sep 20253911 PMAQI
29th Sep 20253812 AMAQI
29th Sep 2025381 AMAQI
29th Sep 2025332 AMAQI
29th Sep 2025353 AMAQI
29th Sep 2025314 AMAQI
29th Sep 2025325 AMAQI

22°C17/29°C

29th Sep 2025326 AMAQI
29th Sep 2025317 AMAQI
29th Sep 2025188 AMAQI
29th Sep 2025199 AMAQI
29th Sep 20252010 AMAQI
29th Sep 20251711 AMAQI
29th Sep 20251712 PMAQI
29th Sep 2025121 PMAQI
29th Sep 2025182 PMAQI
29th Sep 2025173 PMAQI
29th Sep 2025124 PMAQI
29th Sep 2025125 PMAQI
29th Sep 2025136 PMAQI
29th Sep 2025147 PMAQI
29th Sep 2025128 PMAQI
29th Sep 2025129 PMAQI
29th Sep 20251110 PMAQI
29th Sep 20251111 PMAQI
30th Sep 20251112 AMAQI
30th Sep 2025111 AMAQI
30th Sep 2025112 AMAQI
30th Sep 2025113 AMAQI
30th Sep 2025114 AMAQI
30th Sep 2025285 AMAQI

21°C13/28°C

30th Sep 2025176 AMAQI
30th Sep 2025217 AMAQI
30th Sep 2025218 AMAQI
30th Sep 2025199 AMAQI
30th Sep 20252510 AMAQI
30th Sep 20252611 AMAQI
30th Sep 20252712 PMAQI
30th Sep 2025251 PMAQI
30th Sep 2025402 PMAQI
30th Sep 2025373 PMAQI
30th Sep 2025304 PMAQI
30th Sep 2025235 PMAQI
30th Sep 2025196 PMAQI
30th Sep 2025187 PMAQI
30th Sep 2025128 PMAQI
30th Sep 2025139 PMAQI
30th Sep 20252110 PMAQI
30th Sep 20252811 PMAQI
1st Oct 20252612 AMAQI
1st Oct 2025261 AMAQI
1st Oct 2025272 AMAQI
1st Oct 2025283 AMAQI
1st Oct 2025304 AMAQI
1st Oct 2025275 AMAQI

18°C14/26°C

1st Oct 2025306 AMAQI
1st Oct 2025287 AMAQI
1st Oct 2025288 AMAQI
1st Oct 2025309 AMAQI
1st Oct 20252810 AMAQI
1st Oct 20252411 AMAQI
1st Oct 20251912 PMAQI
1st Oct 2025171 PMAQI
1st Oct 2025302 PMAQI
1st Oct 2025233 PMAQI
1st Oct 2025314 PMAQI
1st Oct 2025425 PMAQI
1st Oct 2025826 PMAQI
1st Oct 2025727 PMAQI
1st Oct 2025708 PMAQI
1st Oct 2025719 PMAQI
1st Oct 20253210 PMAQI
1st Oct 20251411 PMAQI
2nd Oct 20251412 AMAQI
2nd Oct 202581 AMAQI
2nd Oct 202572 AMAQI
2nd Oct 202573 AMAQI
2nd Oct 202574 AMAQI
2nd Oct 202565 AMAQI

14°C9/20°C

2nd Oct 2025286 AMAQI
2nd Oct 2025347 AMAQI
2nd Oct 2025178 AMAQI
2nd Oct 2025119 AMAQI
2nd Oct 20251310 AMAQI
2nd Oct 20251411 AMAQI
2nd Oct 20253012 PMAQI
2nd Oct 2025191 PMAQI
2nd Oct 2025132 PMAQI
2nd Oct 2025133 PMAQI
2nd Oct 2025134 PMAQI
2nd Oct 2025125 PMAQI
2nd Oct 2025116 PMAQI
2nd Oct 2025117 PMAQI
2nd Oct 2025308 PMAQI
2nd Oct 2025509 PMAQI
2nd Oct 20254210 PMAQI
2nd Oct 20254411 PMAQI
3rd Oct 20254612 AMAQI
3rd Oct 2025431 AMAQI
3rd Oct 2025382 AMAQI
3rd Oct 2025173 AMAQI
3rd Oct 2025304 AMAQI
3rd Oct 2025175 AMAQI

12°C7/18°C

3rd Oct 202576 AMAQI
3rd Oct 202577 AMAQI
3rd Oct 2025298 AMAQI
3rd Oct 2025189 AMAQI
3rd Oct 20253210 AMAQI
3rd Oct 20253911 AMAQI
3rd Oct 20253912 PMAQI
3rd Oct 2025401 PMAQI
3rd Oct 2025432 PMAQI
3rd Oct 2025213 PMAQI
3rd Oct 2025144 PMAQI
3rd Oct 2025175 PMAQI
3rd Oct 2025196 PMAQI
3rd Oct 2025177 PMAQI
3rd Oct 2025348 PMAQI
3rd Oct 2025199 PMAQI
3rd Oct 20253410 PMAQI
3rd Oct 20255011 PMAQI
4th Oct 20254712 AMAQI
4th Oct 2025421 AMAQI
4th Oct 2025432 AMAQI
4th Oct 2025413 AMAQI
4th Oct 2025424 AMAQI
4th Oct 2025455 AMAQI

15°C7/24°C

4th Oct 2025406 AMAQI
4th Oct 2025407 AMAQI
4th Oct 2025398 AMAQI
4th Oct 2025369 AMAQI
4th Oct 20253910 AMAQI
4th Oct 20254311 AMAQI
4th Oct 20254612 PMAQI
4th Oct 2025471 PMAQI
4th Oct 2025462 PMAQI
4th Oct 2025463 PMAQI
4th Oct 2025474 PMAQI
4th Oct 2025455 PMAQI
4th Oct 2025446 PMAQI
4th Oct 2025427 PMAQI
4th Oct 2025488 PMAQI
4th Oct 2025539 PMAQI
4th Oct 20255810 PMAQI
4th Oct 20256211 PMAQI
5th Oct 20256112 AMAQI
5th Oct 2025611 AMAQI
5th Oct 2025592 AMAQI
5th Oct 2025583 AMAQI
5th Oct 2025584 AMAQI
5th Oct 2025565 AMAQI

19°C10/29°C

5th Oct 2025576 AMAQI
5th Oct 2025557 AMAQI
5th Oct 2025548 AMAQI
5th Oct 2025549 AMAQI
5th Oct 20255510 AMAQI
5th Oct 20255811 AMAQI
5th Oct 20255512 PMAQI
5th Oct 2025551 PMAQI
5th Oct 2025552 PMAQI
5th Oct 2025563 PMAQI
5th Oct 2025584 PMAQI
5th Oct 2025585 PMAQI
5th Oct 2025586 PMAQI
5th Oct 2025577 PMAQI
5th Oct 2025598 PMAQI
5th Oct 2025609 PMAQI
5th Oct 20256110 PMAQI
5th Oct 20256211 PMAQI
6th Oct 20256012 AMAQI
6th Oct 2025601 AMAQI
6th Oct 2025612 AMAQI
6th Oct 2025573 AMAQI
6th Oct 2025574 AMAQI
6th Oct 2025585 AMAQI

21°C13/30°C

6th Oct 2025616 AMAQI
6th Oct 2025627 AMAQI
6th Oct 2025608 AMAQI
6th Oct 2025639 AMAQI
6th Oct 20255910 AMAQI
6th Oct 20255711 AMAQI
6th Oct 20255612 PMAQI
6th Oct 2025561 PMAQI

21°C14/31°C

7th Oct 2025467 AMAQI
7th Oct 2025398 AMAQI
7th Oct 2025429 AMAQI
7th Oct 20255010 AMAQI
7th Oct 20255211 AMAQI
7th Oct 20255212 PMAQI
7th Oct 2025541 PMAQI
7th Oct 2025542 PMAQI
7th Oct 2025543 PMAQI
7th Oct 2025514 PMAQI
7th Oct 2025515 PMAQI
7th Oct 2025456 PMAQI
7th Oct 2025467 PMAQI
7th Oct 2025408 PMAQI
7th Oct 2025189 PMAQI
7th Oct 20251110 PMAQI
7th Oct 20251011 PMAQI
8th Oct 2025812 AMAQI
8th Oct 202571 AMAQI
8th Oct 202572 AMAQI
8th Oct 2025293 AMAQI
8th Oct 2025164 AMAQI
8th Oct 202585 AMAQI

21°C15/30°C

8th Oct 202586 AMAQI
8th Oct 202587 AMAQI
8th Oct 2025348 AMAQI
8th Oct 2025189 AMAQI
8th Oct 20253210 AMAQI
8th Oct 20254611 AMAQI
8th Oct 20251812 PMAQI
8th Oct 2025121 PMAQI
8th Oct 202592 PMAQI
8th Oct 202593 PMAQI
8th Oct 2025134 PMAQI
8th Oct 202595 PMAQI
8th Oct 2025116 PMAQI
8th Oct 202597 PMAQI
8th Oct 202568 PMAQI
8th Oct 2025319 PMAQI
8th Oct 20254810 PMAQI
8th Oct 20254011 PMAQI
9th Oct 20253712 AMAQI
9th Oct 2025351 AMAQI
9th Oct 2025152 AMAQI
9th Oct 202563 AMAQI
9th Oct 2025154 AMAQI
9th Oct 2025225 AMAQI

17°C10/21°C

9th Oct 2025236 AMAQI
9th Oct 2025237 AMAQI
9th Oct 2025238 AMAQI
9th Oct 2025159 AMAQI
9th Oct 20251210 AMAQI
9th Oct 2025911 AMAQI
9th Oct 2025812 PMAQI
9th Oct 2025151 PMAQI
9th Oct 2025332 PMAQI
9th Oct 2025373 PMAQI
9th Oct 2025394 PMAQI
9th Oct 2025275 PMAQI
9th Oct 2025166 PMAQI
9th Oct 2025107 PMAQI
9th Oct 2025348 PMAQI
9th Oct 2025409 PMAQI
9th Oct 20254410 PMAQI
9th Oct 20254111 PMAQI
10th Oct 20254412 AMAQI
10th Oct 2025401 AMAQI
10th Oct 2025302 AMAQI
10th Oct 2025123 AMAQI
10th Oct 202564 AMAQI
10th Oct 202565 AMAQI

9°C6/16°C

10th Oct 202576 AMAQI
10th Oct 202577 AMAQI
10th Oct 202578 AMAQI
10th Oct 2025109 AMAQI
10th Oct 20251810 AMAQI
10th Oct 20253711 AMAQI
10th Oct 20253812 PMAQI
10th Oct 2025391 PMAQI
10th Oct 2025232 PMAQI
10th Oct 2025133 PMAQI
10th Oct 2025124 PMAQI
10th Oct 2025115 PMAQI
10th Oct 2025176 PMAQI
10th Oct 2025137 PMAQI
10th Oct 2025128 PMAQI
10th Oct 2025339 PMAQI
10th Oct 20251610 PMAQI
10th Oct 20251011 PMAQI
11th Oct 20253512 AMAQI
11th Oct 2025391 AMAQI
11th Oct 2025402 AMAQI
11th Oct 2025373 AMAQI
11th Oct 2025164 AMAQI
11th Oct 202565 AMAQI

9°C1/16°C

11th Oct 202576 AMAQI
11th Oct 202577 AMAQI
11th Oct 2025278 AMAQI
11th Oct 2025149 AMAQI
11th Oct 2025710 AMAQI
11th Oct 20253211 AMAQI
11th Oct 20253912 PMAQI
11th Oct 2025231 PMAQI
11th Oct 2025112 PMAQI
11th Oct 2025193 PMAQI
11th Oct 2025384 PMAQI
11th Oct 2025535 PMAQI
11th Oct 2025546 PMAQI
11th Oct 2025427 PMAQI
11th Oct 2025458 PMAQI
11th Oct 2025469 PMAQI
11th Oct 20254410 PMAQI
11th Oct 20254911 PMAQI
12th Oct 20255012 AMAQI
12th Oct 2025531 AMAQI
12th Oct 2025532 AMAQI
12th Oct 2025443 AMAQI
12th Oct 2025154 AMAQI
12th Oct 202595 AMAQI

13°C9/17°C

12th Oct 202586 AMAQI
12th Oct 2025107 AMAQI
12th Oct 2025238 AMAQI
12th Oct 2025239 AMAQI
12th Oct 20252210 AMAQI
12th Oct 20251611 AMAQI
12th Oct 20251612 PMAQI
12th Oct 2025151 PMAQI
12th Oct 2025172 PMAQI
12th Oct 2025343 PMAQI
12th Oct 2025394 PMAQI
12th Oct 2025405 PMAQI
12th Oct 2025456 PMAQI
12th Oct 2025457 PMAQI
12th Oct 2025518 PMAQI
12th Oct 2025539 PMAQI
12th Oct 20255510 PMAQI
12th Oct 20255711 PMAQI
13th Oct 20255912 AMAQI
13th Oct 2025581 AMAQI
13th Oct 2025512 AMAQI
13th Oct 2025503 AMAQI
13th Oct 2025514 AMAQI
13th Oct 2025485 AMAQI

13°C10/15°C

13th Oct 2025486 AMAQI
13th Oct 2025537 AMAQI
13th Oct 2025568 AMAQI
13th Oct 2025569 AMAQI
13th Oct 20255610 AMAQI
13th Oct 20255411 AMAQI
13th Oct 20255012 PMAQI
13th Oct 2025431 PMAQI
13th Oct 2025412 PMAQI
13th Oct 2025423 PMAQI
13th Oct 2025424 PMAQI
13th Oct 2025385 PMAQI
13th Oct 2025306 PMAQI
13th Oct 2025277 PMAQI
13th Oct 2025198 PMAQI
13th Oct 2025269 PMAQI
13th Oct 20252810 PMAQI
13th Oct 20252411 PMAQI
14th Oct 20252612 AMAQI
14th Oct 2025281 AMAQI
14th Oct 2025272 AMAQI
14th Oct 2025243 AMAQI
14th Oct 2025274 AMAQI
14th Oct 2025285 AMAQI

13°C13/14°C

14th Oct 2025266 AMAQI
14th Oct 2025267 AMAQI
14th Oct 2025278 AMAQI
14th Oct 2025279 AMAQI
14th Oct 20251710 AMAQI
14th Oct 2025611 AMAQI
14th Oct 20251812 PMAQI
14th Oct 2025341 PMAQI
14th Oct 2025372 PMAQI
14th Oct 2025393 PMAQI
14th Oct 2025484 PMAQI
14th Oct 2025455 PMAQI
14th Oct 2025206 PMAQI
14th Oct 2025297 PMAQI
14th Oct 2025208 PMAQI
14th Oct 2025369 PMAQI
14th Oct 20253810 PMAQI
14th Oct 20255011 PMAQI
15th Oct 20254912 AMAQI
15th Oct 2025431 AMAQI
15th Oct 2025402 AMAQI
15th Oct 2025143 AMAQI
15th Oct 202594 AMAQI
15th Oct 2025105 AMAQI

13°C12/15°C

15th Oct 2025276 AMAQI
15th Oct 2025427 AMAQI
15th Oct 2025398 AMAQI
15th Oct 2025179 AMAQI
15th Oct 2025910 AMAQI
15th Oct 2025911 AMAQI
15th Oct 20253812 PMAQI
15th Oct 2025451 PMAQI
15th Oct 2025402 PMAQI
15th Oct 2025483 PMAQI
15th Oct 2025474 PMAQI
15th Oct 2025465 PMAQI
15th Oct 2025256 PMAQI
15th Oct 2025147 PMAQI
15th Oct 202578 PMAQI
15th Oct 202569 PMAQI
15th Oct 2025610 PMAQI
15th Oct 2025611 PMAQI
16th Oct 2025612 AMAQI
16th Oct 2025211 AMAQI
16th Oct 2025202 AMAQI
16th Oct 2025133 AMAQI
16th Oct 2025184 AMAQI
16th Oct 2025315 AMAQI

12°C6/19°C

16th Oct 2025196 AMAQI
16th Oct 202577 AMAQI
16th Oct 202588 AMAQI
16th Oct 2025189 AMAQI
16th Oct 2025810 AMAQI
16th Oct 20251011 AMAQI
16th Oct 20251812 PMAQI
16th Oct 2025191 PMAQI
16th Oct 2025122 PMAQI
16th Oct 2025173 PMAQI
16th Oct 2025164 PMAQI
16th Oct 2025195 PMAQI
16th Oct 2025196 PMAQI
16th Oct 2025207 PMAQI
16th Oct 2025158 PMAQI
16th Oct 2025199 PMAQI
16th Oct 20251610 PMAQI
16th Oct 20251511 PMAQI
17th Oct 2025812 AMAQI
17th Oct 2025241 AMAQI
17th Oct 2025262 AMAQI
17th Oct 202573 AMAQI
17th Oct 2025194 AMAQI
17th Oct 2025165 AMAQI

9°C5/14°C

17th Oct 202576 AMAQI
17th Oct 202577 AMAQI
17th Oct 2025108 AMAQI
17th Oct 2025119 AMAQI
17th Oct 20251510 AMAQI
17th Oct 20251311 AMAQI
17th Oct 20251412 PMAQI
17th Oct 2025311 PMAQI
17th Oct 2025362 PMAQI
17th Oct 2025213 PMAQI
17th Oct 2025174 PMAQI
17th Oct 2025185 PMAQI
17th Oct 2025226 PMAQI
17th Oct 2025407 PMAQI
17th Oct 2025488 PMAQI
17th Oct 2025519 PMAQI
17th Oct 20255410 PMAQI
17th Oct 20255511 PMAQI
18th Oct 20256012 AMAQI
18th Oct 2025581 AMAQI
18th Oct 2025502 AMAQI
18th Oct 2025463 AMAQI
18th Oct 2025394 AMAQI
18th Oct 2025475 AMAQI

10°C6/17°C

18th Oct 2025446 AMAQI
18th Oct 2025267 AMAQI
18th Oct 2025228 AMAQI
18th Oct 2025359 AMAQI
18th Oct 20253310 AMAQI
18th Oct 20254111 AMAQI
18th Oct 20253912 PMAQI
18th Oct 2025321 PMAQI
18th Oct 2025362 PMAQI
18th Oct 2025273 PMAQI
18th Oct 2025124 PMAQI
18th Oct 2025305 PMAQI
18th Oct 2025416 PMAQI
18th Oct 2025447 PMAQI
18th Oct 2025478 PMAQI
18th Oct 2025449 PMAQI
18th Oct 20255010 PMAQI
18th Oct 20255311 PMAQI
19th Oct 20255212 AMAQI
19th Oct 2025541 AMAQI
19th Oct 2025542 AMAQI
19th Oct 2025523 AMAQI
19th Oct 2025534 AMAQI
19th Oct 2025525 AMAQI

10°C4/17°C

19th Oct 2025516 AMAQI
19th Oct 2025497 AMAQI
19th Oct 2025448 AMAQI
19th Oct 2025409 AMAQI
19th Oct 20253910 AMAQI
19th Oct 20253911 AMAQI
19th Oct 20253012 PMAQI
19th Oct 2025281 PMAQI
19th Oct 2025292 PMAQI
19th Oct 2025243 PMAQI
19th Oct 2025254 PMAQI
19th Oct 2025265 PMAQI
19th Oct 2025266 PMAQI
19th Oct 2025257 PMAQI
19th Oct 2025228 PMAQI
19th Oct 2025239 PMAQI
19th Oct 20252210 PMAQI
19th Oct 20252211 PMAQI
20th Oct 20252312 AMAQI
20th Oct 2025221 AMAQI
20th Oct 2025232 AMAQI
20th Oct 2025253 AMAQI
20th Oct 2025234 AMAQI
20th Oct 2025245 AMAQI

13°C8/23°C

20th Oct 2025236 AMAQI
20th Oct 2025237 AMAQI
20th Oct 2025168 AMAQI
20th Oct 2025129 AMAQI
20th Oct 20251210 AMAQI
20th Oct 20251111 AMAQI
20th Oct 20251412 PMAQI
20th Oct 2025201 PMAQI
20th Oct 2025252 PMAQI
20th Oct 2025263 PMAQI
20th Oct 2025264 PMAQI
20th Oct 2025265 PMAQI
20th Oct 2025356 PMAQI
20th Oct 2025267 PMAQI
20th Oct 2025298 PMAQI
20th Oct 2025269 PMAQI
20th Oct 20253010 PMAQI
20th Oct 20252611 PMAQI
21st Oct 20252612 AMAQI
21st Oct 2025261 AMAQI
21st Oct 2025242 AMAQI
21st Oct 2025253 AMAQI
21st Oct 2025244 AMAQI
21st Oct 2025245 AMAQI

15°C11/19°C

21st Oct 2025256 AMAQI
21st Oct 2025257 AMAQI
21st Oct 2025268 AMAQI
21st Oct 2025269 AMAQI
21st Oct 20253010 AMAQI
21st Oct 20253011 AMAQI
21st Oct 20252712 PMAQI
21st Oct 2025281 PMAQI
21st Oct 2025242 PMAQI
21st Oct 2025223 PMAQI
21st Oct 2025224 PMAQI
21st Oct 2025225 PMAQI
21st Oct 2025256 PMAQI
21st Oct 2025247 PMAQI
21st Oct 2025208 PMAQI
21st Oct 2025259 PMAQI
21st Oct 20253110 PMAQI
21st Oct 20253611 PMAQI
22nd Oct 20253812 AMAQI
22nd Oct 2025371 AMAQI
22nd Oct 2025332 AMAQI
22nd Oct 2025353 AMAQI
22nd Oct 2025414 AMAQI
22nd Oct 2025385 AMAQI

12°C9/17°C

22nd Oct 2025346 AMAQI
22nd Oct 2025407 AMAQI
22nd Oct 2025388 AMAQI
22nd Oct 2025389 AMAQI
22nd Oct 20252610 AMAQI
22nd Oct 20252611 AMAQI
22nd Oct 20253412 PMAQI
22nd Oct 2025341 PMAQI
22nd Oct 2025392 PMAQI
22nd Oct 2025423 PMAQI
22nd Oct 2025384 PMAQI
22nd Oct 2025335 PMAQI
22nd Oct 2025326 PMAQI
22nd Oct 2025287 PMAQI
22nd Oct 2025288 PMAQI
22nd Oct 2025299 PMAQI
22nd Oct 20252810 PMAQI
22nd Oct 20252811 PMAQI
23rd Oct 20253512 AMAQI
23rd Oct 2025251 AMAQI
23rd Oct 2025292 AMAQI
23rd Oct 2025283 AMAQI
23rd Oct 2025224 AMAQI
23rd Oct 2025245 AMAQI

13°C9/18°C

23rd Oct 2025276 AMAQI
6 AM
23rd Oct 2025317 AMAQI
23rd Oct 2025288 AMAQI
12 PM
6 PM
12 AM
5 AM

--°C/°C

Durante o dia
Média do Tempo Mais Alto
1 PM - 2 PM

30AQI

2 horas / Dia
60 horas / Mês
Média do Tempo Mais Baixo
6 AM

26AQI

1 horas / Dia
30 horas / Mês
Nos últimos 30 dias, durante o dia, o maior AQI foi entre 1 PM a 2 PM (Média 30), enquanto o menor AQI foi entre 6 AM a 6 AM (Média 26).
Durante a noite
Média do Tempo Mais Alto
12 AM - 1 AM

34AQI

2 horas / Dia
60 horas / Mês
Média do Tempo Mais Baixo
4 AM - 5 AM

27AQI

2 horas / Dia
60 horas / Mês
Nos últimos 30 dias, durante a noite, o maior AQI foi entre 12 AM a 1 AM (Média 34), enquanto o menor AQI foi entre 4 AM a 5 AM (Média 27).

2025 Dias Vs Qualidade do Ar

Chelsea, Massachusetts, United States

2025

86%

255

14%

40

Número total de dias com diferentes categorias de AQI nos últimos 296 dias em 2025 (69 dias restantes)

Bom
255 Dias
Moderado
40 Dias
Ruim
0 Dias
Não saudável
0 Dias
Severo
0 Dias
Perigoso
0 Dias



Dentro dos Limites de Qualidade do Ar Seguros da OMS: 86%

Nível de Risco à Saúde:

Baixo

Em 2025, 86% de 296 dias estiveram dentro dos limites seguros de qualidade do ar da OMS. O risco de problemas de saúde é Baixo, mas os efeitos a longo prazo, especialmente em indivíduos vulneráveis, permanecem incertos.

Annual Air Quality Insights

Chelsea, Massachusetts, United States

Níveis de AQI em 2025

AQI
PM2.5
PM10
CO
SO2
NO2
O3
Dom.Seg.Ter.Qua.Qui.Sex.Sáb.

Jan.

Fev.

Mar.

Abr.

Maio

Jun.

Jul.

Ago.

Set.

Out.

Nov.

Dez.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st Janeiro 2025
28AQI
2nd Janeiro 2025
21AQI
3rd Janeiro 2025
21AQI
4th Janeiro 2025
25AQI
5th Janeiro 2025
24AQI
6th Janeiro 2025
21AQI
7th Janeiro 2025
21AQI
8th Janeiro 2025
21AQI
9th Janeiro 2025
23AQI
10th Janeiro 2025
24AQI
11th Janeiro 2025
35AQI
12th Janeiro 2025
38AQI
13th Janeiro 2025
56AQI
14th Janeiro 2025
28AQI
15th Janeiro 2025
24AQI
16th Janeiro 2025
34AQI
17th Janeiro 2025
60AQI
18th Janeiro 2025
45AQI
19th Janeiro 2025
31AQI
20th Janeiro 2025
34AQI
21st Janeiro 2025
55AQI
22nd Janeiro 2025
59AQI
23rd Janeiro 2025
54AQI
24th Janeiro 2025
56AQI
25th Janeiro 2025
45AQI
26th Janeiro 2025
48AQI
27th Janeiro 2025
28AQI
28th Janeiro 2025
28AQI
29th Janeiro 2025
33AQI
30th Janeiro 2025
32AQI
31st Janeiro 2025
40AQI
1st Fevereiro 2025
30AQI
2nd Fevereiro 2025
28AQI
3rd Fevereiro 2025
48AQI
4th Fevereiro 2025
28AQI
5th Fevereiro 2025
24AQI
6th Fevereiro 2025
36AQI
7th Fevereiro 2025
33AQI
8th Fevereiro 2025
32AQI
9th Fevereiro 2025
34AQI
10th Fevereiro 2025
34AQI
11th Fevereiro 2025
48AQI
12th Fevereiro 2025
38AQI
13th Fevereiro 2025
25AQI
14th Fevereiro 2025
28AQI
15th Fevereiro 2025
28AQI
16th Fevereiro 2025
26AQI
17th Fevereiro 2025
28AQI
18th Fevereiro 2025
26AQI
19th Fevereiro 2025
23AQI
20th Fevereiro 2025
27AQI
21st Fevereiro 2025
24AQI
22nd Fevereiro 2025
28AQI
23rd Fevereiro 2025
43AQI
24th Fevereiro 2025
48AQI
25th Fevereiro 2025
46AQI
26th Fevereiro 2025
29AQI
27th Fevereiro 2025
40AQI
28th Fevereiro 2025
26AQI
1st Março 2025
29AQI
2nd Março 2025
28AQI
3rd Março 2025
27AQI
4th Março 2025
37AQI
5th Março 2025
33AQI
6th Março 2025
26AQI
7th Março 2025
29AQI
8th Março 2025
30AQI
9th Março 2025
29AQI
10th Março 2025
29AQI
11th Março 2025
36AQI
12th Março 2025
28AQI
13th Março 2025
22AQI
14th Março 2025
28AQI
15th Março 2025
26AQI
16th Março 2025
36AQI
17th Março 2025
22AQI
18th Março 2025
18AQI
19th Março 2025
24AQI
20th Março 2025
17AQI
21st Março 2025
16AQI
22nd Março 2025
21AQI
23rd Março 2025
18AQI
24th Março 2025
29AQI
25th Março 2025
31AQI
26th Março 2025
26AQI
27th Março 2025
18AQI
28th Março 2025
21AQI
29th Março 2025
23AQI
30th Março 2025
25AQI
31st Março 2025
38AQI
1st Abril 2025
19AQI
2nd Abril 2025
19AQI
3rd Abril 2025
27AQI
4th Abril 2025
26AQI
5th Abril 2025
23AQI
6th Abril 2025
22AQI
7th Abril 2025
17AQI
8th Abril 2025
17AQI
9th Abril 2025
15AQI
10th Abril 2025
20AQI
11th Abril 2025
21AQI
12th Abril 2025
18AQI
13th Abril 2025
17AQI
14th Abril 2025
21AQI
15th Abril 2025
32AQI
16th Abril 2025
12AQI
17th Abril 2025
14AQI
18th Abril 2025
22AQI
19th Abril 2025
50AQI
20th Abril 2025
21AQI
21st Abril 2025
16AQI
22nd Abril 2025
42AQI
23rd Abril 2025
26AQI
24th Abril 2025
23AQI
25th Abril 2025
54AQI
26th Abril 2025
32AQI
27th Abril 2025
12AQI
28th Abril 2025
19AQI
29th Abril 2025
25AQI
30th Abril 2025
22AQI
1st Maio 2025
18AQI
2nd Maio 2025
42AQI
3rd Maio 2025
47AQI
4th Maio 2025
38AQI
5th Maio 2025
28AQI
6th Maio 2025
34AQI
7th Maio 2025
29AQI
8th Maio 2025
25AQI
9th Maio 2025
34AQI
10th Maio 2025
16AQI
11th Maio 2025
21AQI
12th Maio 2025
22AQI
13th Maio 2025
29AQI
14th Maio 2025
30AQI
15th Maio 2025
40AQI
16th Maio 2025
36AQI
17th Maio 2025
37AQI
18th Maio 2025
19AQI
19th Maio 2025
13AQI
20th Maio 2025
13AQI
21st Maio 2025
18AQI
22nd Maio 2025
23AQI
23rd Maio 2025
14AQI
24th Maio 2025
14AQI
25th Maio 2025
13AQI
26th Maio 2025
19AQI
27th Maio 2025
27AQI
28th Maio 2025
28AQI
29th Maio 2025
23AQI
30th Maio 2025
34AQI
31st Maio 2025
20AQI
1st Junho 2025
13AQI
2nd Junho 2025
18AQI
3rd Junho 2025
25AQI
4th Junho 2025
39AQI
5th Junho 2025
58AQI
6th Junho 2025
62AQI
7th Junho 2025
54AQI
8th Junho 2025
88AQI
9th Junho 2025
81AQI
10th Junho 2025
54AQI
11th Junho 2025
52AQI
12th Junho 2025
71AQI
13th Junho 2025
53AQI
14th Junho 2025
47AQI
15th Junho 2025
31AQI
16th Junho 2025
34AQI
17th Junho 2025
30AQI
18th Junho 2025
25AQI
19th Junho 2025
29AQI
20th Junho 2025
34AQI
21st Junho 2025
53AQI
22nd Junho 2025
54AQI
23rd Junho 2025
52AQI
24th Junho 2025
56AQI
25th Junho 2025
53AQI
26th Junho 2025
38AQI
27th Junho 2025
26AQI
28th Junho 2025
28AQI
29th Junho 2025
41AQI
30th Junho 2025
39AQI
1st Julho 2025
41AQI
2nd Julho 2025
34AQI
3rd Julho 2025
46AQI
4th Julho 2025
44AQI
5th Julho 2025
50AQI
6th Julho 2025
59AQI
7th Julho 2025
44AQI
8th Julho 2025
37AQI
9th Julho 2025
33AQI
10th Julho 2025
31AQI
11th Julho 2025
32AQI
12th Julho 2025
33AQI
13th Julho 2025
24AQI
14th Julho 2025
25AQI
15th Julho 2025
29AQI
16th Julho 2025
38AQI
17th Julho 2025
40AQI
18th Julho 2025
21AQI
19th Julho 2025
27AQI
20th Julho 2025
21AQI
21st Julho 2025
30AQI
22nd Julho 2025
19AQI
23rd Julho 2025
25AQI
24th Julho 2025
29AQI
25th Julho 2025
38AQI
26th Julho 2025
76AQI
27th Julho 2025
79AQI
28th Julho 2025
71AQI
29th Julho 2025
60AQI
30th Julho 2025
54AQI
31st Julho 2025
69AQI
1st Agosto 2025
58AQI
2nd Agosto 2025
32AQI
3rd Agosto 2025
53AQI
4th Agosto 2025
75AQI
5th Agosto 2025
82AQI
6th Agosto 2025
51AQI
7th Agosto 2025
64AQI
8th Agosto 2025
35AQI
9th Agosto 2025
33AQI
10th Agosto 2025
36AQI
11th Agosto 2025
52AQI
12th Agosto 2025
62AQI
13th Agosto 2025
51AQI
14th Agosto 2025
35AQI
15th Agosto 2025
43AQI
16th Agosto 2025
35AQI
17th Agosto 2025
53AQI
18th Agosto 2025
17AQI
19th Agosto 2025
17AQI
20th Agosto 2025
17AQI
21st Agosto 2025
20AQI
22nd Agosto 2025
28AQI
23rd Agosto 2025
39AQI
24th Agosto 2025
29AQI
25th Agosto 2025
31AQI
26th Agosto 2025
20AQI
27th Agosto 2025
20AQI
28th Agosto 2025
21AQI
29th Agosto 2025
25AQI
30th Agosto 2025
20AQI
31st Agosto 2025
22AQI
1st Setembro 2025
32AQI
2nd Setembro 2025
30AQI
3rd Setembro 2025
30AQI
4th Setembro 2025
27AQI
5th Setembro 2025
34AQI
6th Setembro 2025
47AQI
7th Setembro 2025
35AQI
8th Setembro 2025
24AQI
9th Setembro 2025
25AQI
10th Setembro 2025
25AQI
11th Setembro 2025
31AQI
12th Setembro 2025
33AQI
13th Setembro 2025
33AQI
14th Setembro 2025
40AQI
15th Setembro 2025
47AQI
16th Setembro 2025
33AQI
17th Setembro 2025
27AQI
18th Setembro 2025
22AQI
19th Setembro 2025
28AQI
20th Setembro 2025
18AQI
21st Setembro 2025
25AQI
22nd Setembro 2025
23AQI
23rd Setembro 2025
28AQI
24th Setembro 2025
31AQI
25th Setembro 2025
19AQI
26th Setembro 2025
24AQI
27th Setembro 2025
24AQI
28th Setembro 2025
28AQI
29th Setembro 2025
22AQI
30th Setembro 2025
20AQI
1st Outubro 2025
37AQI
2nd Outubro 2025
20AQI
3rd Outubro 2025
28AQI
4th Outubro 2025
46AQI
5th Outubro 2025
57AQI
6th Outubro 2025
59AQI
7th Outubro 2025
41AQI
8th Outubro 2025
18AQI
9th Outubro 2025
24AQI
10th Outubro 2025
19AQI
11th Outubro 2025
32AQI
12th Outubro 2025
35AQI
13th Outubro 2025
42AQI
14th Outubro 2025
29AQI
15th Outubro 2025
24AQI
16th Outubro 2025
17AQI
17th Outubro 2025
26AQI
18th Outubro 2025
42AQI
19th Outubro 2025
37AQI
20th Outubro 2025
24AQI
21st Outubro 2025
26AQI
22nd Outubro 2025
35AQI
23rd Outubro 2025
24th Outubro 2025
25th Outubro 2025
26th Outubro 2025
27th Outubro 2025
28th Outubro 2025
29th Outubro 2025
30th Outubro 2025
31st Outubro 2025
1st Novembro 2025
2nd Novembro 2025
3rd Novembro 2025
4th Novembro 2025
5th Novembro 2025
6th Novembro 2025
7th Novembro 2025
8th Novembro 2025
9th Novembro 2025
10th Novembro 2025
11th Novembro 2025
12th Novembro 2025
13th Novembro 2025
14th Novembro 2025
15th Novembro 2025
16th Novembro 2025
17th Novembro 2025
18th Novembro 2025
19th Novembro 2025
20th Novembro 2025
21st Novembro 2025
22nd Novembro 2025
23rd Novembro 2025
24th Novembro 2025
25th Novembro 2025
26th Novembro 2025
27th Novembro 2025
28th Novembro 2025
29th Novembro 2025
30th Novembro 2025
1st Dezembro 2025
2nd Dezembro 2025
3rd Dezembro 2025
4th Dezembro 2025
5th Dezembro 2025
6th Dezembro 2025
7th Dezembro 2025
8th Dezembro 2025
9th Dezembro 2025
10th Dezembro 2025
11th Dezembro 2025
12th Dezembro 2025
13th Dezembro 2025
14th Dezembro 2025
15th Dezembro 2025
16th Dezembro 2025
17th Dezembro 2025
18th Dezembro 2025
19th Dezembro 2025
20th Dezembro 2025
21st Dezembro 2025
22nd Dezembro 2025
23rd Dezembro 2025
24th Dezembro 2025
25th Dezembro 2025
26th Dezembro 2025
27th Dezembro 2025
28th Dezembro 2025
29th Dezembro 2025
30th Dezembro 2025
31st Dezembro 2025

35AQI

32AQI

26AQI

23AQI

26AQI

45AQI

41AQI

38AQI

29AQI

33AQI


No. of days

Jan.Fev.Mar.Abr.MaioJun.Jul.Ago.Set.Out.Nov.Dez.Total de Dias

202533AQI

25
6
28
31
29
1
31
16
14
24
7
21
10
30
20
2
255
40

Maior AQI registrado em

Junho

45AQI


Menor AQI registrado em

Abril

23AQI


202431AQI

26
5
27
2
31
30
31
29
27
4
22
9
30
31
27
3
29
2
340
22
3

Maior AQI registrado em

Julho

39AQI


Menor AQI registrado em

Setembro

25AQI


202335AQI

30
1
27
1
31
27
3
30
1
20
10
21
9
1
26
5
22
8
28
3
28
1
30
1
320
43
1

Maior AQI registrado em

Julho

47AQI


Menor AQI registrado em

Novembro

27AQI


202233AQI

19
12
20
1
27
4
29
30
1
29
1
20
3
2
29
31
29
1
28
3
293
26

Maior AQI registrado em

Janeiro

42AQI


Menor AQI registrado em

Setembro

26AQI


202133AQI

26
4
22
6
29
2
30
31
25
4
24
7
24
7
30
31
27
3
27
4
326
37

Maior AQI registrado em

Julho

42AQI


Menor AQI registrado em

Abril

26AQI


202034AQI

13
20
18
28
2
30
1
28
3
26
4
28
3
26
4
26
5
243
22

Maior AQI registrado em

Agosto

42AQI


Menor AQI registrado em

Abril

23AQI


Anos Mais e Menos Poluídos Nos Últimos 6 Anos

Ano Mais Poluído Registrado
2023(Média)
35AQI
Ano Menos Poluído Registrado
2024(Média)
31AQI


Chelsea tem um AQI médio anual de 2025 AQI (33), mostrando uma mudança percentual média de -0.9% (melhorou AQI) em comparação aos anos anteriores: 2020 (34), 2021 (33), 2022 (33), 2023 (35), 2024 (31).