Country Background

Analisis Kualitas Udara Historis Portland, Maine, United States

Jelajahi wawasan kualitas udara yang mendalam dengan data historis, pola bulanan, dan tren tahunan di ujung jari Anda!

Baik
050
Sedang
100
Buruk
150
Tidak Sehat
200
Parah
300
Berbahaya
301+

Analisis Kualitas Udara Oktober

Portland, Maine, United States

2021
2022
2023
2024
2025
AQI
.
Hari

Tren AQI: Tertinggi dan Terendah

AQI tertinggi tercatat pada
1st Oct 2023
85AQI
AQI terendah tercatat pada
26th Oct 2022
8AQI


Analisis Hari yang Sama (18th October ):
Pada hari ini, AQI selama 5 tahun bervariasi secara signifikan: 2025 berada di peringkat 1st tertinggi dengan AQI sebesar 29 dari rentang kualitas udara Baik pada hari yang sama.

Unduh Data Tahunan 2024

Laporan Kualitas Udara Dunia

Globe

Tren AQI Siang & Malam: 18th Oct - 19th Oct 2025

Portland, Maine, United States

AQI
Hari
Malam
.

6 AM18th Oct 2025

6 PM

5 AM19th Oct 2025

Waktu Siang
Rata-rata Waktu Tertinggi
7AM18th Oct

54AQI

Rata-rata Waktu Terendah
5PM18th Oct

36AQI

Waktu Malam
Rata-rata Waktu Tertinggi
1AM19th Oct

63AQI

Rata-rata Waktu Terendah
6PM18th Oct

35AQI

Dalam 24 jam terakhir,

AQI di Portland mencapai tingkat tertinggi sebesar 63 pada 1 AM selama Malam, sementara tingkat terendah, 35, tercatat pada 6 PM selama Malam antara 18th Oct dan 19th Oct 2025.

Tren AQI Siang & Malam : Sep - Oct 2025

Portland, Maine, United States

SepOct
19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 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
Hari
Malam
19th Sep 2025266 AMAQI
19th Sep 2025277 AMAQI
19th Sep 2025288 AMAQI
19th Sep 2025279 AMAQI
19th Sep 20252610 AMAQI
19th Sep 20252611 AMAQI
19th Sep 20252612 PMAQI
19th Sep 2025251 PMAQI
19th Sep 2025262 PMAQI
19th Sep 2025273 PMAQI
19th Sep 2025274 PMAQI
19th Sep 2025275 PMAQI
19th Sep 2025266 PMAQI
19th Sep 2025277 PMAQI
19th Sep 2025278 PMAQI
19th Sep 2025289 PMAQI
19th Sep 20252810 PMAQI
19th Sep 20252711 PMAQI
20th Sep 20252812 AMAQI
20th Sep 2025291 AMAQI
20th Sep 2025302 AMAQI
20th Sep 2025343 AMAQI
20th Sep 2025414 AMAQI
20th Sep 2025435 AMAQI

19°C16/23°C

20th Sep 2025436 AMAQI
20th Sep 2025427 AMAQI
20th Sep 2025428 AMAQI
20th Sep 2025419 AMAQI
20th Sep 20254010 AMAQI
20th Sep 20253911 AMAQI
20th Sep 20253912 PMAQI
20th Sep 2025401 PMAQI
20th Sep 2025402 PMAQI
20th Sep 2025373 PMAQI
20th Sep 2025364 PMAQI
20th Sep 2025365 PMAQI
20th Sep 2025356 PMAQI
20th Sep 2025367 PMAQI
20th Sep 2025368 PMAQI
20th Sep 2025339 PMAQI
20th Sep 20253410 PMAQI
20th Sep 20253311 PMAQI
21st Sep 20253212 AMAQI
21st Sep 2025331 AMAQI
21st Sep 2025312 AMAQI
21st Sep 2025313 AMAQI
21st Sep 2025234 AMAQI
21st Sep 2025235 AMAQI

14°C11/19°C

21st Sep 2025216 AMAQI
21st Sep 2025237 AMAQI
21st Sep 2025238 AMAQI
21st Sep 2025229 AMAQI
21st Sep 20252210 AMAQI
21st Sep 20252111 AMAQI
21st Sep 20252012 PMAQI
21st Sep 2025201 PMAQI
21st Sep 2025212 PMAQI
21st Sep 2025223 PMAQI
21st Sep 2025214 PMAQI
21st Sep 2025205 PMAQI
21st Sep 2025206 PMAQI
21st Sep 2025227 PMAQI
21st Sep 2025228 PMAQI
21st Sep 2025209 PMAQI
21st Sep 20252110 PMAQI
21st Sep 20252111 PMAQI
22nd Sep 20252112 AMAQI
22nd Sep 2025211 AMAQI
22nd Sep 2025212 AMAQI
22nd Sep 2025213 AMAQI
22nd Sep 2025194 AMAQI
22nd Sep 2025195 AMAQI

14°C7/19°C

22nd Sep 2025216 AMAQI
22nd Sep 2025207 AMAQI
22nd Sep 2025228 AMAQI
22nd Sep 2025229 AMAQI
22nd Sep 20252310 AMAQI
22nd Sep 20252611 AMAQI
22nd Sep 20252612 PMAQI
22nd Sep 2025281 PMAQI
22nd Sep 2025262 PMAQI
22nd Sep 2025263 PMAQI
22nd Sep 2025244 PMAQI
22nd Sep 2025235 PMAQI
22nd Sep 2025226 PMAQI
22nd Sep 2025217 PMAQI
22nd Sep 2025218 PMAQI
22nd Sep 2025219 PMAQI
22nd Sep 20252110 PMAQI
22nd Sep 20252211 PMAQI
23rd Sep 20252312 AMAQI
23rd Sep 2025221 AMAQI
23rd Sep 2025232 AMAQI
23rd Sep 2025233 AMAQI
23rd Sep 2025244 AMAQI
23rd Sep 2025255 AMAQI

15°C9/20°C

23rd Sep 2025266 AMAQI
23rd Sep 2025267 AMAQI
23rd Sep 2025288 AMAQI
23rd Sep 2025299 AMAQI
23rd Sep 20252910 AMAQI
23rd Sep 20253111 AMAQI
23rd Sep 20253412 PMAQI
23rd Sep 2025401 PMAQI
23rd Sep 2025412 PMAQI
23rd Sep 2025373 PMAQI
23rd Sep 2025374 PMAQI
23rd Sep 2025405 PMAQI
23rd Sep 2025396 PMAQI
23rd Sep 2025327 PMAQI
23rd Sep 2025328 PMAQI
23rd Sep 2025369 PMAQI
23rd Sep 20253610 PMAQI
23rd Sep 20253611 PMAQI
24th Sep 20253612 AMAQI
24th Sep 2025401 AMAQI
24th Sep 2025402 AMAQI
24th Sep 2025433 AMAQI
24th Sep 2025484 AMAQI
24th Sep 2025485 AMAQI

18°C14/23°C

24th Sep 2025486 AMAQI
24th Sep 2025477 AMAQI
24th Sep 2025478 AMAQI
24th Sep 2025499 AMAQI
24th Sep 20254910 AMAQI
24th Sep 20254911 AMAQI
24th Sep 20254712 PMAQI
24th Sep 2025471 PMAQI
24th Sep 2025472 PMAQI
24th Sep 2025473 PMAQI
24th Sep 2025474 PMAQI
24th Sep 2025485 PMAQI
24th Sep 2025476 PMAQI
24th Sep 2025477 PMAQI
24th Sep 2025468 PMAQI
24th Sep 2025429 PMAQI
24th Sep 20254210 PMAQI
24th Sep 20254211 PMAQI
25th Sep 20253212 AMAQI
25th Sep 2025241 AMAQI
25th Sep 2025212 AMAQI
25th Sep 2025203 AMAQI
25th Sep 2025204 AMAQI
25th Sep 2025205 AMAQI

16°C15/17°C

25th Sep 2025206 AMAQI
25th Sep 2025217 AMAQI
25th Sep 2025208 AMAQI
25th Sep 2025199 AMAQI
25th Sep 20252010 AMAQI
25th Sep 20252011 AMAQI
25th Sep 20252112 PMAQI
25th Sep 2025221 PMAQI
25th Sep 2025232 PMAQI
25th Sep 2025223 PMAQI
25th Sep 2025244 PMAQI
25th Sep 2025265 PMAQI
25th Sep 2025286 PMAQI
25th Sep 2025297 PMAQI
25th Sep 2025278 PMAQI
25th Sep 2025259 PMAQI
25th Sep 20252310 PMAQI
25th Sep 20252311 PMAQI
26th Sep 20252212 AMAQI
26th Sep 2025211 AMAQI
26th Sep 2025202 AMAQI
26th Sep 2025213 AMAQI
26th Sep 2025204 AMAQI
26th Sep 2025215 AMAQI

17°C15/18°C

26th Sep 2025206 AMAQI
26th Sep 2025217 AMAQI
26th Sep 2025218 AMAQI
26th Sep 2025219 AMAQI
26th Sep 20252210 AMAQI
26th Sep 20252511 AMAQI
26th Sep 20252712 PMAQI
26th Sep 2025271 PMAQI
26th Sep 2025262 PMAQI
26th Sep 2025263 PMAQI
26th Sep 2025274 PMAQI
26th Sep 2025285 PMAQI
26th Sep 2025296 PMAQI
26th Sep 2025297 PMAQI
26th Sep 2025298 PMAQI
26th Sep 2025289 PMAQI
26th Sep 20252610 PMAQI
26th Sep 20252611 PMAQI
27th Sep 20253212 AMAQI
27th Sep 2025321 AMAQI
27th Sep 2025332 AMAQI
27th Sep 2025353 AMAQI
27th Sep 2025304 AMAQI
27th Sep 2025315 AMAQI

20°C17/24°C

27th Sep 2025306 AMAQI
27th Sep 2025287 AMAQI
27th Sep 2025298 AMAQI
27th Sep 2025279 AMAQI
27th Sep 20252610 AMAQI
27th Sep 20252611 AMAQI
27th Sep 20252612 PMAQI
27th Sep 2025271 PMAQI
27th Sep 2025242 PMAQI
27th Sep 2025263 PMAQI
27th Sep 2025244 PMAQI
27th Sep 2025225 PMAQI
27th Sep 2025206 PMAQI
27th Sep 2025197 PMAQI
27th Sep 2025188 PMAQI
27th Sep 2025189 PMAQI
27th Sep 20251910 PMAQI
27th Sep 20252211 PMAQI
28th Sep 20252912 AMAQI
28th Sep 2025371 AMAQI
28th Sep 2025382 AMAQI
28th Sep 2025373 AMAQI
28th Sep 2025374 AMAQI
28th Sep 2025355 AMAQI

17°C14/20°C

28th Sep 2025356 AMAQI
28th Sep 2025357 AMAQI
28th Sep 2025358 AMAQI
28th Sep 2025319 AMAQI
28th Sep 20253110 AMAQI
28th Sep 20252411 AMAQI
28th Sep 20252112 PMAQI
28th Sep 2025281 PMAQI
28th Sep 2025242 PMAQI
28th Sep 2025243 PMAQI
28th Sep 2025274 PMAQI
28th Sep 2025335 PMAQI
28th Sep 2025376 PMAQI
28th Sep 2025467 PMAQI
28th Sep 2025348 PMAQI
28th Sep 2025349 PMAQI
28th Sep 20253510 PMAQI
28th Sep 20253811 PMAQI
29th Sep 20253512 AMAQI
29th Sep 2025311 AMAQI
29th Sep 2025312 AMAQI
29th Sep 2025293 AMAQI
29th Sep 2025274 AMAQI
29th Sep 2025265 AMAQI

20°C16/28°C

29th Sep 2025246 AMAQI
29th Sep 2025247 AMAQI
29th Sep 2025278 AMAQI
29th Sep 2025319 AMAQI
29th Sep 20253110 AMAQI
29th Sep 20253011 AMAQI
29th Sep 20253012 PMAQI
29th Sep 2025311 PMAQI
29th Sep 2025382 PMAQI
29th Sep 2025433 PMAQI
29th Sep 2025474 PMAQI
29th Sep 2025435 PMAQI
29th Sep 2025376 PMAQI
29th Sep 2025347 PMAQI
29th Sep 2025278 PMAQI
29th Sep 2025249 PMAQI
29th Sep 20252510 PMAQI
29th Sep 20252811 PMAQI
30th Sep 20252912 AMAQI
30th Sep 2025301 AMAQI
30th Sep 2025282 AMAQI
30th Sep 2025303 AMAQI
30th Sep 2025294 AMAQI
30th Sep 2025285 AMAQI

19°C13/26°C

30th Sep 2025316 AMAQI
30th Sep 2025237 AMAQI
30th Sep 2025268 AMAQI
30th Sep 2025259 AMAQI
30th Sep 20252410 AMAQI
30th Sep 20252311 AMAQI
30th Sep 20252112 PMAQI
30th Sep 2025201 PMAQI
30th Sep 2025202 PMAQI
30th Sep 2025193 PMAQI
30th Sep 2025204 PMAQI
30th Sep 2025195 PMAQI
30th Sep 2025186 PMAQI
30th Sep 2025197 PMAQI
30th Sep 2025228 PMAQI
30th Sep 2025249 PMAQI
30th Sep 20252010 PMAQI
30th Sep 20252211 PMAQI
1st Oct 20252112 AMAQI
1st Oct 2025181 AMAQI
1st Oct 2025182 AMAQI
1st Oct 2025163 AMAQI
1st Oct 2025124 AMAQI
1st Oct 2025115 AMAQI

17°C15/22°C

1st Oct 2025136 AMAQI
1st Oct 2025157 AMAQI
1st Oct 2025168 AMAQI
1st Oct 2025249 AMAQI
1st Oct 20252410 AMAQI
1st Oct 20252211 AMAQI
1st Oct 20252012 PMAQI
1st Oct 2025211 PMAQI
1st Oct 2025212 PMAQI
1st Oct 2025233 PMAQI
1st Oct 2025254 PMAQI
1st Oct 2025265 PMAQI
1st Oct 2025246 PMAQI
1st Oct 2025197 PMAQI
1st Oct 2025178 PMAQI
1st Oct 2025179 PMAQI
1st Oct 20251810 PMAQI
1st Oct 20251911 PMAQI
2nd Oct 20251712 AMAQI
2nd Oct 2025191 AMAQI
2nd Oct 2025162 AMAQI
2nd Oct 2025173 AMAQI
2nd Oct 2025164 AMAQI
2nd Oct 2025165 AMAQI

14°C10/19°C

2nd Oct 2025176 AMAQI
2nd Oct 2025187 AMAQI
2nd Oct 2025228 AMAQI
2nd Oct 2025219 AMAQI
2nd Oct 20251310 AMAQI
2nd Oct 20251411 AMAQI
2nd Oct 20251512 PMAQI
2nd Oct 2025151 PMAQI
2nd Oct 2025142 PMAQI
2nd Oct 2025123 PMAQI
2nd Oct 2025174 PMAQI
2nd Oct 2025145 PMAQI
2nd Oct 2025126 PMAQI
2nd Oct 2025137 PMAQI
2nd Oct 2025138 PMAQI
2nd Oct 2025159 PMAQI
2nd Oct 20251810 PMAQI
2nd Oct 20252111 PMAQI
3rd Oct 20252912 AMAQI
3rd Oct 2025351 AMAQI
3rd Oct 2025382 AMAQI
3rd Oct 2025403 AMAQI
3rd Oct 2025354 AMAQI
3rd Oct 2025425 AMAQI

12°C8/18°C

3rd Oct 2025406 AMAQI
3rd Oct 2025397 AMAQI
3rd Oct 2025428 AMAQI
3rd Oct 2025409 AMAQI
3rd Oct 20253910 AMAQI
3rd Oct 20254011 AMAQI
3rd Oct 20254212 PMAQI
3rd Oct 2025421 PMAQI
3rd Oct 2025422 PMAQI
3rd Oct 2025423 PMAQI
3rd Oct 2025434 PMAQI
3rd Oct 2025445 PMAQI
3rd Oct 2025426 PMAQI
3rd Oct 2025327 PMAQI
3rd Oct 2025318 PMAQI
3rd Oct 2025339 PMAQI
3rd Oct 20253410 PMAQI
3rd Oct 20254611 PMAQI
4th Oct 20254812 AMAQI
4th Oct 2025501 AMAQI
4th Oct 2025512 AMAQI
4th Oct 2025523 AMAQI
4th Oct 2025534 AMAQI
4th Oct 2025485 AMAQI

14°C7/22°C

4th Oct 2025456 AMAQI
4th Oct 2025447 AMAQI
4th Oct 2025378 AMAQI
4th Oct 2025319 AMAQI
4th Oct 20253310 AMAQI
4th Oct 20251911 AMAQI
4th Oct 20252312 PMAQI
4th Oct 2025351 PMAQI
4th Oct 2025262 PMAQI
4th Oct 2025233 PMAQI
4th Oct 2025254 PMAQI
4th Oct 2025225 PMAQI
4th Oct 2025226 PMAQI
4th Oct 2025237 PMAQI
4th Oct 2025218 PMAQI
4th Oct 2025279 PMAQI
4th Oct 20253610 PMAQI
4th Oct 20254711 PMAQI
5th Oct 20255312 AMAQI
5th Oct 2025471 AMAQI
5th Oct 2025462 AMAQI
5th Oct 2025423 AMAQI
5th Oct 2025424 AMAQI
5th Oct 2025325 AMAQI

18°C10/27°C

5th Oct 2025306 AMAQI
5th Oct 2025337 AMAQI
5th Oct 2025418 AMAQI
5th Oct 2025479 AMAQI
5th Oct 20254710 AMAQI
5th Oct 20254411 AMAQI
5th Oct 20253612 PMAQI
5th Oct 2025401 PMAQI
5th Oct 2025422 PMAQI
5th Oct 2025403 PMAQI
5th Oct 2025254 PMAQI
5th Oct 2025265 PMAQI
5th Oct 2025236 PMAQI
5th Oct 2025237 PMAQI
5th Oct 2025268 PMAQI
5th Oct 2025339 PMAQI
5th Oct 20253210 PMAQI
5th Oct 20253511 PMAQI
6th Oct 20254312 AMAQI
6th Oct 2025451 AMAQI
6th Oct 2025462 AMAQI
6th Oct 2025463 AMAQI
6th Oct 2025454 AMAQI
6th Oct 2025445 AMAQI

17°C12/23°C

6th Oct 2025436 AMAQI
6th Oct 2025457 AMAQI
6th Oct 2025448 AMAQI
6th Oct 2025459 AMAQI
6th Oct 20255010 AMAQI
6th Oct 20255611 AMAQI
6th Oct 20255512 PMAQI
6th Oct 2025541 PMAQI
7th Oct 2025384 AMAQI
7th Oct 2025375 AMAQI

19°C14/25°C

7th Oct 2025476 AMAQI
7th Oct 2025507 AMAQI
7th Oct 2025508 AMAQI
7th Oct 2025489 AMAQI
7th Oct 20255110 AMAQI
7th Oct 20255311 AMAQI
7th Oct 20256012 PMAQI
7th Oct 2025571 PMAQI
7th Oct 2025372 PMAQI
7th Oct 2025303 PMAQI
7th Oct 2025274 PMAQI
7th Oct 2025215 PMAQI
7th Oct 2025226 PMAQI
7th Oct 2025237 PMAQI
7th Oct 2025298 PMAQI
7th Oct 2025389 PMAQI
7th Oct 20254210 PMAQI
7th Oct 20254611 PMAQI
8th Oct 20254312 AMAQI
8th Oct 2025441 AMAQI
8th Oct 2025392 AMAQI
8th Oct 2025723 AMAQI
8th Oct 2025954 AMAQI
8th Oct 2025905 AMAQI

19°C15/23°C

8th Oct 2025556 AMAQI
8th Oct 2025557 AMAQI
8th Oct 2025488 AMAQI
8th Oct 2025469 AMAQI
8th Oct 20254510 AMAQI
8th Oct 20253811 AMAQI
8th Oct 20253512 PMAQI
8th Oct 2025381 PMAQI
8th Oct 2025292 PMAQI
8th Oct 2025203 PMAQI
8th Oct 2025254 PMAQI
8th Oct 2025195 PMAQI
8th Oct 2025246 PMAQI
8th Oct 2025247 PMAQI
8th Oct 2025238 PMAQI
8th Oct 2025259 PMAQI
8th Oct 20253710 PMAQI
8th Oct 20254111 PMAQI
9th Oct 20254012 AMAQI
9th Oct 2025421 AMAQI
9th Oct 2025472 AMAQI
9th Oct 2025443 AMAQI
9th Oct 2025444 AMAQI
9th Oct 2025435 AMAQI

16°C10/18°C

9th Oct 2025436 AMAQI
9th Oct 2025397 AMAQI
9th Oct 2025408 AMAQI
9th Oct 2025409 AMAQI
9th Oct 20254110 AMAQI
9th Oct 20254311 AMAQI
9th Oct 20254512 PMAQI
9th Oct 2025471 PMAQI
9th Oct 2025442 PMAQI
9th Oct 2025463 PMAQI
9th Oct 2025444 PMAQI
9th Oct 2025255 PMAQI
9th Oct 2025176 PMAQI
9th Oct 2025137 PMAQI
9th Oct 2025148 PMAQI
9th Oct 2025189 PMAQI
9th Oct 20252010 PMAQI
9th Oct 20252511 PMAQI
10th Oct 20253212 AMAQI
10th Oct 2025321 AMAQI
10th Oct 2025372 AMAQI
10th Oct 2025373 AMAQI
10th Oct 2025394 AMAQI
10th Oct 2025365 AMAQI

10°C6/16°C

10th Oct 2025346 AMAQI
10th Oct 2025377 AMAQI
10th Oct 2025378 AMAQI
10th Oct 2025429 AMAQI
10th Oct 20254210 AMAQI
10th Oct 20254711 AMAQI
10th Oct 20254412 PMAQI
10th Oct 2025441 PMAQI
10th Oct 2025412 PMAQI
10th Oct 2025383 PMAQI
10th Oct 2025374 PMAQI
10th Oct 2025395 PMAQI
10th Oct 2025186 PMAQI
10th Oct 2025177 PMAQI
10th Oct 2025198 PMAQI
10th Oct 2025319 PMAQI
10th Oct 20254110 PMAQI
10th Oct 20253911 PMAQI
11th Oct 20254212 AMAQI
11th Oct 2025261 AMAQI
11th Oct 2025292 AMAQI
11th Oct 2025313 AMAQI
11th Oct 2025394 AMAQI
11th Oct 2025385 AMAQI

10°C3/16°C

11th Oct 2025256 AMAQI
11th Oct 2025247 AMAQI
11th Oct 2025238 AMAQI
11th Oct 2025259 AMAQI
11th Oct 20253110 AMAQI
11th Oct 20253211 AMAQI
11th Oct 20253112 PMAQI
11th Oct 2025301 PMAQI
11th Oct 2025232 PMAQI
11th Oct 2025233 PMAQI
11th Oct 2025244 PMAQI
11th Oct 2025305 PMAQI
11th Oct 2025296 PMAQI
11th Oct 2025347 PMAQI
11th Oct 2025268 PMAQI
11th Oct 2025209 PMAQI
11th Oct 20252010 PMAQI
11th Oct 20252311 PMAQI
12th Oct 20253312 AMAQI
12th Oct 2025421 AMAQI
12th Oct 2025412 AMAQI
12th Oct 2025423 AMAQI
12th Oct 2025334 AMAQI
12th Oct 2025285 AMAQI

12°C7/17°C

12th Oct 2025196 AMAQI
12th Oct 2025297 AMAQI
12th Oct 2025218 AMAQI
12th Oct 2025239 AMAQI
12th Oct 20253310 AMAQI
12th Oct 20253011 AMAQI
12th Oct 20253312 PMAQI
12th Oct 2025381 PMAQI
12th Oct 2025232 PMAQI
12th Oct 2025213 PMAQI
12th Oct 2025344 PMAQI
12th Oct 2025225 PMAQI
12th Oct 2025276 PMAQI
12th Oct 2025247 PMAQI
12th Oct 2025198 PMAQI
12th Oct 2025329 PMAQI
12th Oct 20254310 PMAQI
12th Oct 20255011 PMAQI
13th Oct 20254712 AMAQI
13th Oct 2025421 AMAQI
13th Oct 2025282 AMAQI
13th Oct 2025193 AMAQI
13th Oct 2025174 AMAQI
13th Oct 2025185 AMAQI

12°C9/15°C

13th Oct 2025156 AMAQI
13th Oct 2025197 AMAQI
13th Oct 2025248 AMAQI
13th Oct 2025359 AMAQI
13th Oct 20254010 AMAQI
13th Oct 20254411 AMAQI
13th Oct 20254312 PMAQI
13th Oct 2025421 PMAQI
13th Oct 2025432 PMAQI
13th Oct 2025363 PMAQI
13th Oct 2025354 PMAQI
13th Oct 2025325 PMAQI
13th Oct 2025316 PMAQI
13th Oct 2025277 PMAQI
13th Oct 2025198 PMAQI
13th Oct 2025199 PMAQI
13th Oct 20252010 PMAQI
13th Oct 20252311 PMAQI
14th Oct 20252712 AMAQI
14th Oct 2025291 AMAQI
14th Oct 2025282 AMAQI
14th Oct 2025203 AMAQI
14th Oct 2025194 AMAQI
14th Oct 2025235 AMAQI

13°C11/15°C

14th Oct 2025196 AMAQI
14th Oct 2025167 AMAQI
14th Oct 2025168 AMAQI
14th Oct 2025189 AMAQI
14th Oct 20252110 AMAQI
14th Oct 20252411 AMAQI
14th Oct 20253212 PMAQI
14th Oct 2025261 PMAQI
14th Oct 2025202 PMAQI
14th Oct 2025213 PMAQI
14th Oct 2025244 PMAQI
14th Oct 2025245 PMAQI
14th Oct 2025226 PMAQI
14th Oct 2025167 PMAQI
14th Oct 2025218 PMAQI
14th Oct 2025279 PMAQI
14th Oct 20251910 PMAQI
14th Oct 20251911 PMAQI
15th Oct 20251612 AMAQI
15th Oct 2025141 AMAQI
15th Oct 2025142 AMAQI
15th Oct 2025143 AMAQI
15th Oct 2025134 AMAQI
15th Oct 2025125 AMAQI

13°C10/17°C

15th Oct 2025216 AMAQI
15th Oct 2025317 AMAQI
15th Oct 2025388 AMAQI
15th Oct 2025419 AMAQI
15th Oct 20254110 AMAQI
15th Oct 20254011 AMAQI
15th Oct 20253912 PMAQI
15th Oct 2025321 PMAQI
15th Oct 2025272 PMAQI
15th Oct 2025223 PMAQI
15th Oct 2025184 PMAQI
15th Oct 2025185 PMAQI
15th Oct 2025196 PMAQI
15th Oct 2025197 PMAQI
15th Oct 2025198 PMAQI
15th Oct 2025219 PMAQI
15th Oct 20253610 PMAQI
15th Oct 20254211 PMAQI
16th Oct 20254412 AMAQI
16th Oct 2025521 AMAQI
16th Oct 2025532 AMAQI
16th Oct 2025513 AMAQI
16th Oct 2025484 AMAQI
16th Oct 2025495 AMAQI

13°C8/17°C

16th Oct 2025486 AMAQI
16th Oct 2025457 AMAQI
16th Oct 2025488 AMAQI
16th Oct 2025479 AMAQI
16th Oct 20254810 AMAQI
16th Oct 20254911 AMAQI
16th Oct 20255312 PMAQI
16th Oct 2025511 PMAQI
16th Oct 2025462 PMAQI
16th Oct 2025443 PMAQI
16th Oct 2025414 PMAQI
16th Oct 2025385 PMAQI
16th Oct 2025396 PMAQI
16th Oct 2025397 PMAQI
16th Oct 2025368 PMAQI
16th Oct 2025419 PMAQI
16th Oct 20254210 PMAQI
16th Oct 20254311 PMAQI
17th Oct 20254212 AMAQI
17th Oct 2025501 AMAQI
17th Oct 2025522 AMAQI
17th Oct 2025493 AMAQI
17th Oct 2025544 AMAQI
17th Oct 2025565 AMAQI

9°C7/12°C

17th Oct 2025576 AMAQI
17th Oct 2025557 AMAQI
17th Oct 2025508 AMAQI
17th Oct 2025509 AMAQI
17th Oct 20255010 AMAQI
17th Oct 20255311 AMAQI
17th Oct 20254912 PMAQI
17th Oct 2025521 PMAQI
17th Oct 2025522 PMAQI
17th Oct 2025513 PMAQI
17th Oct 2025534 PMAQI
17th Oct 2025455 PMAQI
17th Oct 2025386 PMAQI
17th Oct 2025357 PMAQI
17th Oct 2025258 PMAQI
17th Oct 2025449 PMAQI
17th Oct 20254910 PMAQI
17th Oct 20255511 PMAQI
18th Oct 20255812 AMAQI
18th Oct 2025571 AMAQI
18th Oct 2025522 AMAQI
18th Oct 2025503 AMAQI
18th Oct 2025454 AMAQI
18th Oct 2025415 AMAQI

12°C8/18°C

18th Oct 2025496 AMAQI
18th Oct 2025547 AMAQI
18th Oct 2025508 AMAQI
18th Oct 2025519 AMAQI
18th Oct 20255010 AMAQI
18th Oct 20255211 AMAQI
18th Oct 20255112 PMAQI
18th Oct 2025481 PMAQI
18th Oct 2025442 PMAQI
18th Oct 2025423 PMAQI
18th Oct 2025394 PMAQI
18th Oct 2025365 PMAQI
18th Oct 2025356 PMAQI
18th Oct 2025397 PMAQI
18th Oct 2025428 PMAQI
18th Oct 2025509 PMAQI
18th Oct 20255110 PMAQI
18th Oct 20255711 PMAQI
19th Oct 20256112 AMAQI
19th Oct 2025631 AMAQI
19th Oct 2025552 AMAQI
19th Oct 2025503 AMAQI
19th Oct 2025484 AMAQI
19th Oct 2025375 AMAQI

11°C7/16°C

19th Oct 2025296 AMAQI
6 AM
19th Oct 2025257 AMAQI
19th Oct 2025228 AMAQI
19th Oct 2025289 AMAQI
19th Oct 20253010 AMAQI
19th Oct 20253211 AMAQI
19th Oct 20252612 PMAQI
12 PM
19th Oct 2025241 PMAQI
19th Oct 2025252 PMAQI
19th Oct 2025143 PMAQI
19th Oct 2025134 PMAQI
6 PM
12 AM
5 AM

--°C/°C

Waktu Siang
Rata-rata Waktu Tertinggi
7 AM - 1 PM

34AQI

7 jam / Hari
210 jam / Bulan
Rata-rata Waktu Terendah
6 PM

28AQI

1 jam / Hari
30 jam / Bulan
Dalam 30 hari terakhir, pada siang hari, AQI tertinggi tercatat antara 7 AM hingga 1 PM (Rata-rata 34), sedangkan AQI terendah tercatat antara 6 PM hingga 6 PM (Rata-rata 28).
Waktu Malam
Rata-rata Waktu Tertinggi
12 AM - 5 AM

35AQI

6 jam / Hari
180 jam / Bulan
Rata-rata Waktu Terendah
8 PM

26AQI

1 jam / Hari
30 jam / Bulan
Dalam 30 hari terakhir, pada siang hari, AQI tertinggi tercatat antara 12 AM hingga 5 AM (Rata-rata 35), sedangkan AQI terendah tercatat antara 8 PM hingga 8 PM (Rata-rata 26).

2025 Hari Vs Kualitas Udara

Portland, Maine, United States

2025

93%

271

7%

19

0.3%

1

Jumlah total hari dengan kategori AQI berbeda dalam 292 hari terakhir di 2025 (73 hari tersisa)

Baik
271 Hari
Sedang
19 Hari
Buruk
1 Hari
Tidak Sehat
0 Hari
Parah
0 Hari
Berbahaya
0 Hari



Di bawah Batas Aman WHO Kualitas Udara: 93%

Tingkat Risiko Kesehatan:

Sangat Rendah

Pada 2025, 93% dari 292 hari berada dalam batas kualitas udara aman WHO. Risiko masalah kesehatan adalah Sangat Rendah, namun dampak kesehatannya masih belum jelas.

Wawasan Kualitas Udara Tahunan

Portland, Maine, United States

Tingkat AQI pada 2025

AQI
PM2.5
PM10
CO
SO2
NO2
O3
Min.Sen.Sel.Rab.Kam.Jum.Sab.

Jan.

Feb.

Mar.

Apr.

Mei

Jun.

Jul.

Agu.

Sep.

Okt.

Nov.

Des.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st Januari 2025
24AQI
2nd Januari 2025
20AQI
3rd Januari 2025
19AQI
4th Januari 2025
18AQI
5th Januari 2025
19AQI
6th Januari 2025
20AQI
7th Januari 2025
19AQI
8th Januari 2025
17AQI
9th Januari 2025
18AQI
10th Januari 2025
20AQI
11th Januari 2025
25AQI
12th Januari 2025
31AQI
13th Januari 2025
41AQI
14th Januari 2025
25AQI
15th Januari 2025
22AQI
16th Januari 2025
37AQI
17th Januari 2025
43AQI
18th Januari 2025
34AQI
19th Januari 2025
22AQI
20th Januari 2025
23AQI
21st Januari 2025
36AQI
22nd Januari 2025
50AQI
23rd Januari 2025
47AQI
24th Januari 2025
45AQI
25th Januari 2025
39AQI
26th Januari 2025
36AQI
27th Januari 2025
22AQI
28th Januari 2025
21AQI
29th Januari 2025
26AQI
30th Januari 2025
24AQI
31st Januari 2025
31AQI
1st Februari 2025
21AQI
2nd Februari 2025
26AQI
3rd Februari 2025
33AQI
4th Februari 2025
23AQI
5th Februari 2025
27AQI
6th Februari 2025
38AQI
7th Februari 2025
27AQI
8th Februari 2025
26AQI
9th Februari 2025
23AQI
10th Februari 2025
30AQI
11th Februari 2025
40AQI
12th Februari 2025
29AQI
13th Februari 2025
23AQI
14th Februari 2025
22AQI
15th Februari 2025
22AQI
16th Februari 2025
20AQI
17th Februari 2025
19AQI
18th Februari 2025
19AQI
19th Februari 2025
25AQI
20th Februari 2025
26AQI
21st Februari 2025
20AQI
22nd Februari 2025
26AQI
23rd Februari 2025
30AQI
24th Februari 2025
43AQI
25th Februari 2025
44AQI
26th Februari 2025
32AQI
27th Februari 2025
29AQI
28th Februari 2025
21AQI
1st Maret 2025
27AQI
2nd Maret 2025
20AQI
3rd Maret 2025
28AQI
4th Maret 2025
37AQI
5th Maret 2025
33AQI
6th Maret 2025
20AQI
7th Maret 2025
18AQI
8th Maret 2025
20AQI
9th Maret 2025
20AQI
10th Maret 2025
23AQI
11th Maret 2025
28AQI
12th Maret 2025
21AQI
13th Maret 2025
22AQI
14th Maret 2025
29AQI
15th Maret 2025
24AQI
16th Maret 2025
28AQI
17th Maret 2025
21AQI
18th Maret 2025
23AQI
19th Maret 2025
24AQI
20th Maret 2025
15AQI
21st Maret 2025
14AQI
22nd Maret 2025
20AQI
23rd Maret 2025
17AQI
24th Maret 2025
20AQI
25th Maret 2025
23AQI
26th Maret 2025
23AQI
27th Maret 2025
20AQI
28th Maret 2025
20AQI
29th Maret 2025
18AQI
30th Maret 2025
26AQI
31st Maret 2025
23AQI
1st April 2025
18AQI
2nd April 2025
17AQI
3rd April 2025
22AQI
4th April 2025
23AQI
5th April 2025
20AQI
6th April 2025
13AQI
7th April 2025
15AQI
8th April 2025
15AQI
9th April 2025
20AQI
10th April 2025
21AQI
11th April 2025
22AQI
12th April 2025
17AQI
13th April 2025
20AQI
14th April 2025
17AQI
15th April 2025
33AQI
16th April 2025
18AQI
17th April 2025
19AQI
18th April 2025
24AQI
19th April 2025
44AQI
20th April 2025
17AQI
21st April 2025
15AQI
22nd April 2025
26AQI
23rd April 2025
20AQI
24th April 2025
18AQI
25th April 2025
27AQI
26th April 2025
25AQI
27th April 2025
13AQI
28th April 2025
17AQI
29th April 2025
34AQI
30th April 2025
21AQI
1st Mei 2025
18AQI
2nd Mei 2025
32AQI
3rd Mei 2025
35AQI
4th Mei 2025
24AQI
5th Mei 2025
21AQI
6th Mei 2025
18AQI
7th Mei 2025
26AQI
8th Mei 2025
26AQI
9th Mei 2025
21AQI
10th Mei 2025
13AQI
11th Mei 2025
15AQI
12th Mei 2025
20AQI
13th Mei 2025
25AQI
14th Mei 2025
28AQI
15th Mei 2025
38AQI
16th Mei 2025
34AQI
17th Mei 2025
19AQI
18th Mei 2025
15AQI
19th Mei 2025
13AQI
20th Mei 2025
12AQI
21st Mei 2025
16AQI
22nd Mei 2025
19AQI
23rd Mei 2025
11AQI
24th Mei 2025
11AQI
25th Mei 2025
13AQI
26th Mei 2025
16AQI
27th Mei 2025
22AQI
28th Mei 2025
29AQI
29th Mei 2025
21AQI
30th Mei 2025
24AQI
31st Mei 2025
23AQI
1st Juni 2025
20AQI
2nd Juni 2025
20AQI
3rd Juni 2025
22AQI
4th Juni 2025
42AQI
5th Juni 2025
62AQI
6th Juni 2025
58AQI
7th Juni 2025
52AQI
8th Juni 2025
79AQI
9th Juni 2025
78AQI
10th Juni 2025
37AQI
11th Juni 2025
43AQI
12th Juni 2025
65AQI
13th Juni 2025
38AQI
14th Juni 2025
35AQI
15th Juni 2025
32AQI
16th Juni 2025
29AQI
17th Juni 2025
25AQI
18th Juni 2025
22AQI
19th Juni 2025
32AQI
20th Juni 2025
34AQI
21st Juni 2025
30AQI
22nd Juni 2025
36AQI
23rd Juni 2025
48AQI
24th Juni 2025
55AQI
25th Juni 2025
51AQI
26th Juni 2025
31AQI
27th Juni 2025
25AQI
28th Juni 2025
20AQI
29th Juni 2025
25AQI
30th Juni 2025
28AQI
1st Juli 2025
38AQI
2nd Juli 2025
35AQI
3rd Juli 2025
46AQI
4th Juli 2025
39AQI
5th Juli 2025
33AQI
6th Juli 2025
46AQI
7th Juli 2025
54AQI
8th Juli 2025
38AQI
9th Juli 2025
29AQI
10th Juli 2025
26AQI
11th Juli 2025
22AQI
12th Juli 2025
23AQI
13th Juli 2025
19AQI
14th Juli 2025
21AQI
15th Juli 2025
32AQI
16th Juli 2025
40AQI
17th Juli 2025
36AQI
18th Juli 2025
18AQI
19th Juli 2025
27AQI
20th Juli 2025
23AQI
21st Juli 2025
26AQI
22nd Juli 2025
15AQI
23rd Juli 2025
24AQI
24th Juli 2025
34AQI
25th Juli 2025
49AQI
26th Juli 2025
111AQI
27th Juli 2025
77AQI
28th Juli 2025
59AQI
29th Juli 2025
58AQI
30th Juli 2025
48AQI
31st Juli 2025
70AQI
1st Agustus 2025
49AQI
2nd Agustus 2025
25AQI
3rd Agustus 2025
54AQI
4th Agustus 2025
82AQI
5th Agustus 2025
72AQI
6th Agustus 2025
50AQI
7th Agustus 2025
64AQI
8th Agustus 2025
34AQI
9th Agustus 2025
31AQI
10th Agustus 2025
34AQI
11th Agustus 2025
49AQI
12th Agustus 2025
62AQI
13th Agustus 2025
61AQI
14th Agustus 2025
48AQI
15th Agustus 2025
34AQI
16th Agustus 2025
32AQI
17th Agustus 2025
38AQI
18th Agustus 2025
18AQI
19th Agustus 2025
17AQI
20th Agustus 2025
19AQI
21st Agustus 2025
17AQI
22nd Agustus 2025
28AQI
23rd Agustus 2025
48AQI
24th Agustus 2025
39AQI
25th Agustus 2025
25AQI
26th Agustus 2025
18AQI
27th Agustus 2025
17AQI
28th Agustus 2025
20AQI
29th Agustus 2025
26AQI
30th Agustus 2025
20AQI
31st Agustus 2025
20AQI
1st September 2025
30AQI
2nd September 2025
35AQI
3rd September 2025
30AQI
4th September 2025
26AQI
5th September 2025
29AQI
6th September 2025
35AQI
7th September 2025
24AQI
8th September 2025
21AQI
9th September 2025
19AQI
10th September 2025
21AQI
11th September 2025
23AQI
12th September 2025
22AQI
13th September 2025
22AQI
14th September 2025
25AQI
15th September 2025
27AQI
16th September 2025
26AQI
17th September 2025
25AQI
18th September 2025
22AQI
19th September 2025
22AQI
20th September 2025
17AQI
21st September 2025
19AQI
22nd September 2025
18AQI
23rd September 2025
22AQI
24th September 2025
25AQI
25th September 2025
19AQI
26th September 2025
19AQI
27th September 2025
18AQI
28th September 2025
37AQI
29th September 2025
40AQI
30th September 2025
41AQI
1st Oktober 2025
21AQI
2nd Oktober 2025
9AQI
3rd Oktober 2025
15AQI
4th Oktober 2025
35AQI
5th Oktober 2025
48AQI
6th Oktober 2025
48AQI
7th Oktober 2025
44AQI
8th Oktober 2025
17AQI
9th Oktober 2025
15AQI
10th Oktober 2025
18AQI
11th Oktober 2025
23AQI
12th Oktober 2025
32AQI
13th Oktober 2025
35AQI
14th Oktober 2025
23AQI
15th Oktober 2025
15AQI
16th Oktober 2025
16AQI
17th Oktober 2025
28AQI
18th Oktober 2025
29AQI
19th Oktober 2025
20th Oktober 2025
21st Oktober 2025
22nd Oktober 2025
23rd Oktober 2025
24th Oktober 2025
25th Oktober 2025
26th Oktober 2025
27th Oktober 2025
28th Oktober 2025
29th Oktober 2025
30th Oktober 2025
31st Oktober 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 Desember 2025
2nd Desember 2025
3rd Desember 2025
4th Desember 2025
5th Desember 2025
6th Desember 2025
7th Desember 2025
8th Desember 2025
9th Desember 2025
10th Desember 2025
11th Desember 2025
12th Desember 2025
13th Desember 2025
14th Desember 2025
15th Desember 2025
16th Desember 2025
17th Desember 2025
18th Desember 2025
19th Desember 2025
20th Desember 2025
21st Desember 2025
22nd Desember 2025
23rd Desember 2025
24th Desember 2025
25th Desember 2025
26th Desember 2025
27th Desember 2025
28th Desember 2025
29th Desember 2025
30th Desember 2025
31st Desember 2025

28AQI

27AQI

23AQI

21AQI

21AQI

39AQI

39AQI

37AQI

25AQI

26AQI


Jumlah hari

Jan.Feb.Mar.Apr.MeiJun.Jul.Agu.Sep.Okt.Nov.Des.Jumlah Hari

202529AQI

31
28
31
30
31
22
8
25
5
1
25
6
30
18
271
19
1

Tertinggi AQI tercatat di

Juli

39AQI


Terendah AQI tercatat di

April

21AQI


202424AQI

31
29
31
30
31
29
1
29
2
26
5
30
31
30
29
2
356
10

Tertinggi AQI tercatat di

Juli

31AQI


Terendah AQI tercatat di

Maret

17AQI


202326AQI

31
28
31
30
31
26
4
24
7
27
4
22
8
30
1
28
1
31
339
25

Tertinggi AQI tercatat di

Juli

38AQI


Terendah AQI tercatat di

Januari

19AQI


202222AQI

29
1
21
31
30
31
30
24
1
1
29
31
30
25
2
312
4

Tertinggi AQI tercatat di

Juli

30AQI


Terendah AQI tercatat di

Agustus

14AQI


202123AQI

29
1
28
31
28
20
29
1
28
3
28
3
30
31
30
31
343
8

Tertinggi AQI tercatat di

Juni

29AQI


Terendah AQI tercatat di

September

18AQI


202030AQI

13
21
18
22
8
28
3
31
30
3
13
29
2
208
13

Tertinggi AQI tercatat di

Juni

41AQI


Terendah AQI tercatat di

September

19AQI


Tahun Paling & Paling Sedikit Tercemar Selama 6 Tahun Terakhir

Tahun Paling Tercemar Tercatat
2020(Rata-rata)
30AQI
Tahun Paling Sedikit Tercemar Tercatat
2022(Rata-rata)
22AQI


Portland's tahunan 2025 AQI (29) menunjukkan perubahan persentase rata-rata sebesar 17.9% (memburuk AQI) dibandingkan dengan tahun-tahun sebelumnya: 2020 (30), 2021 (23), 2022 (22), 2023 (26), 2024 (24).