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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Sambaetiba, Niteroi, Rio de Janeiro, Brazil 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

Sambaetiba, Niteroi, Rio de Janeiro, Brazil

2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
22nd Aug 2025
74AQI
Lowest AQI recorded on
30th Aug 2024
26AQI

Same Day Analysis (16th August):
On this day, AQI across the 3 years varied significantly: 2026 ranks 3rd highest AQI at 33 of Good air quality, showing improvement over 2025 and 2024 on the same day.

Day & Night AQI Trend: 16th Aug - 17th Aug 2026

Sambaetiba, Niteroi, Rio de Janeiro, Brazil

AQI
Day
Night
.

6 AM16th Aug 2026

5 PM

5 AM17th Aug 2026

Day time
Avg. Highest Time
5PM16th Aug

42AQI

Avg. Lowest Time
10AM16th Aug

25AQI

Night time
Avg. Highest Time
7PM16th Aug

48AQI

Avg. Lowest Time
11PM16th Aug

12AQI

In the last 24 hours,

Sambaetiba's AQI reached its highest point of 48 at 7 PM during the Night, while the lowest point, 12, was recorded at 11 PM during the Night between 16th Aug and 17th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Sambaetiba, Niteroi, Rio de Janeiro, Brazil

JulAug
19th - 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 - 15th15th - 16th16th - 17th17th
Day
Night
19th Jul 2026526 AMAQI
19th Jul 2026577 AMAQI
19th Jul 2026608 AMAQI
19th Jul 2026579 AMAQI
19th Jul 20265410 AMAQI
19th Jul 20263311 AMAQI
19th Jul 20263212 PMAQI
19th Jul 2026381 PMAQI
19th Jul 2026252 PMAQI
19th Jul 2026253 PMAQI
19th Jul 2026294 PMAQI
19th Jul 2026275 PMAQI
19th Jul 2026256 PMAQI
19th Jul 2026277 PMAQI
19th Jul 2026368 PMAQI
19th Jul 2026429 PMAQI
19th Jul 20263110 PMAQI
19th Jul 20264011 PMAQI
20th Jul 20265612 AMAQI
20th Jul 2026621 AMAQI
20th Jul 2026552 AMAQI
20th Jul 2026443 AMAQI
20th Jul 2026384 AMAQI
20th Jul 2026385 AMAQI

21°C16/30°C

20th Jul 2026426 AMAQI
20th Jul 2026297 AMAQI
20th Jul 2026368 AMAQI
20th Jul 2026389 AMAQI
20th Jul 20262710 AMAQI
20th Jul 20262511 AMAQI
20th Jul 20263212 PMAQI
20th Jul 2026331 PMAQI
20th Jul 2026212 PMAQI
20th Jul 2026223 PMAQI
20th Jul 2026294 PMAQI
20th Jul 2026465 PMAQI
20th Jul 2026256 PMAQI
20th Jul 2026317 PMAQI
20th Jul 2026318 PMAQI
20th Jul 2026259 PMAQI
20th Jul 20262510 PMAQI
20th Jul 20263411 PMAQI
21st Jul 2026401 AMAQI
21st Jul 2026482 AMAQI
21st Jul 2026533 AMAQI
21st Jul 2026424 AMAQI
21st Jul 2026295 AMAQI

22°C16/30°C

21st Jul 2026386 AMAQI
21st Jul 2026427 AMAQI
21st Jul 2026508 AMAQI
21st Jul 2026409 AMAQI
21st Jul 20264010 AMAQI
21st Jul 20264211 AMAQI
21st Jul 20264412 PMAQI
21st Jul 2026421 PMAQI
21st Jul 2026782 PMAQI
21st Jul 2026343 PMAQI
21st Jul 2026314 PMAQI
21st Jul 2026285 PMAQI
21st Jul 2026246 PMAQI
21st Jul 2026277 PMAQI
21st Jul 2026288 PMAQI
21st Jul 2026329 PMAQI
21st Jul 20263610 PMAQI
21st Jul 20263611 PMAQI
22nd Jul 20263212 AMAQI
22nd Jul 2026341 AMAQI
22nd Jul 2026632 AMAQI
22nd Jul 2026603 AMAQI
22nd Jul 2026344 AMAQI
22nd Jul 2026365 AMAQI

22°C17/31°C

22nd Jul 2026386 AMAQI
22nd Jul 2026337 AMAQI
22nd Jul 2026388 AMAQI
22nd Jul 2026609 AMAQI
22nd Jul 20266610 AMAQI
22nd Jul 20266511 AMAQI
22nd Jul 20265212 PMAQI
22nd Jul 2026441 PMAQI
22nd Jul 2026442 PMAQI
22nd Jul 2026383 PMAQI
22nd Jul 2026304 PMAQI
22nd Jul 2026515 PMAQI
22nd Jul 2026366 PMAQI
22nd Jul 2026637 PMAQI
22nd Jul 2026408 PMAQI
22nd Jul 2026289 PMAQI
22nd Jul 20262910 PMAQI
22nd Jul 20262711 PMAQI
23rd Jul 20262512 AMAQI
23rd Jul 2026381 AMAQI
23rd Jul 2026332 AMAQI
23rd Jul 2026333 AMAQI
23rd Jul 2026484 AMAQI
23rd Jul 2026545 AMAQI

23°C18/31°C

23rd Jul 2026296 AMAQI
23rd Jul 2026297 AMAQI
23rd Jul 2026538 AMAQI
23rd Jul 2026319 AMAQI
23rd Jul 20264010 AMAQI
23rd Jul 20263311 AMAQI
23rd Jul 20265112 PMAQI
23rd Jul 2026401 PMAQI
23rd Jul 2026362 PMAQI
23rd Jul 2026493 PMAQI
23rd Jul 2026504 PMAQI
23rd Jul 2026515 PMAQI
23rd Jul 2026556 PMAQI
23rd Jul 2026447 PMAQI
23rd Jul 2026238 PMAQI
23rd Jul 2026279 PMAQI
23rd Jul 20262710 PMAQI
23rd Jul 20262711 PMAQI
24th Jul 20262312 AMAQI
24th Jul 2026251 AMAQI
24th Jul 2026312 AMAQI
24th Jul 2026313 AMAQI
24th Jul 2026364 AMAQI
24th Jul 2026215 AMAQI

21°C17/28°C

24th Jul 2026196 AMAQI
24th Jul 2026277 AMAQI
24th Jul 2026338 AMAQI
24th Jul 2026219 AMAQI
24th Jul 20262510 AMAQI
24th Jul 20263311 AMAQI
24th Jul 20262712 PMAQI
24th Jul 2026331 PMAQI
24th Jul 2026302 PMAQI
24th Jul 2026363 PMAQI
24th Jul 2026274 PMAQI
24th Jul 2026425 PMAQI
24th Jul 2026326 PMAQI
24th Jul 2026427 PMAQI
24th Jul 2026268 PMAQI
24th Jul 2026389 PMAQI
24th Jul 20265110 PMAQI
24th Jul 20264211 PMAQI
25th Jul 20263812 AMAQI
25th Jul 2026361 AMAQI
25th Jul 2026382 AMAQI
25th Jul 2026363 AMAQI
25th Jul 2026234 AMAQI
25th Jul 2026305 AMAQI

20°C18/25°C

25th Jul 2026386 AMAQI
25th Jul 2026347 AMAQI
25th Jul 2026308 AMAQI
25th Jul 2026469 AMAQI
25th Jul 20262310 AMAQI
25th Jul 20263311 AMAQI
25th Jul 20263612 PMAQI
25th Jul 2026421 PMAQI
25th Jul 2026212 PMAQI
25th Jul 2026323 PMAQI
25th Jul 2026304 PMAQI
25th Jul 2026365 PMAQI
25th Jul 2026246 PMAQI
25th Jul 2026337 PMAQI
25th Jul 2026258 PMAQI
25th Jul 2026259 PMAQI
25th Jul 20262710 PMAQI
25th Jul 20262111 PMAQI
26th Jul 20262212 AMAQI
26th Jul 2026251 AMAQI
26th Jul 2026342 AMAQI
26th Jul 2026273 AMAQI
26th Jul 2026404 AMAQI
26th Jul 2026385 AMAQI

20°C17/26°C

26th Jul 2026216 AMAQI
26th Jul 2026317 AMAQI
26th Jul 2026348 AMAQI
26th Jul 2026219 AMAQI
26th Jul 20262510 AMAQI
26th Jul 20262111 AMAQI
26th Jul 20263012 PMAQI
26th Jul 2026401 PMAQI
26th Jul 2026312 PMAQI
26th Jul 2026223 PMAQI
26th Jul 2026214 PMAQI
26th Jul 2026345 PMAQI
26th Jul 2026446 PMAQI
26th Jul 2026447 PMAQI
26th Jul 2026368 PMAQI
26th Jul 2026449 PMAQI
26th Jul 20263810 PMAQI
26th Jul 20265611 PMAQI
27th Jul 20264812 AMAQI
27th Jul 2026561 AMAQI
27th Jul 2026582 AMAQI
27th Jul 2026483 AMAQI
27th Jul 2026574 AMAQI
27th Jul 2026575 AMAQI

20°C16/25°C

27th Jul 2026486 AMAQI
27th Jul 2026487 AMAQI
27th Jul 2026498 AMAQI
27th Jul 2026569 AMAQI
27th Jul 20265710 AMAQI
27th Jul 20264911 AMAQI
27th Jul 20264512 PMAQI
27th Jul 2026521 PMAQI
27th Jul 2026482 PMAQI
27th Jul 2026383 PMAQI
27th Jul 2026274 PMAQI
27th Jul 2026275 PMAQI
27th Jul 2026276 PMAQI
27th Jul 2026447 PMAQI
27th Jul 2026608 PMAQI
27th Jul 2026369 PMAQI
27th Jul 20264410 PMAQI
27th Jul 20266511 PMAQI
28th Jul 20266012 AMAQI
28th Jul 2026601 AMAQI
28th Jul 2026602 AMAQI
28th Jul 2026543 AMAQI
28th Jul 2026694 AMAQI
28th Jul 2026495 AMAQI

20°C15/28°C

28th Jul 2026466 AMAQI
28th Jul 2026547 AMAQI
28th Jul 2026458 AMAQI
28th Jul 2026429 AMAQI
28th Jul 20264210 AMAQI
28th Jul 20263811 AMAQI
28th Jul 20263412 PMAQI
28th Jul 2026341 PMAQI
28th Jul 2026302 PMAQI
28th Jul 2026443 PMAQI
28th Jul 2026244 PMAQI
28th Jul 2026265 PMAQI
28th Jul 2026276 PMAQI
28th Jul 2026327 PMAQI
28th Jul 2026608 PMAQI
28th Jul 2026659 PMAQI
28th Jul 20264410 PMAQI
28th Jul 20266311 PMAQI
29th Jul 20266212 AMAQI
29th Jul 2026741 AMAQI
29th Jul 2026722 AMAQI
29th Jul 2026693 AMAQI
29th Jul 2026594 AMAQI
29th Jul 2026605 AMAQI

22°C16/31°C

29th Jul 2026626 AMAQI
29th Jul 2026667 AMAQI
29th Jul 2026668 AMAQI
29th Jul 2026669 AMAQI
29th Jul 20265210 AMAQI
29th Jul 20264911 AMAQI
29th Jul 20265412 PMAQI
29th Jul 2026461 PMAQI
29th Jul 2026402 PMAQI
29th Jul 2026313 PMAQI
29th Jul 2026304 PMAQI
29th Jul 2026295 PMAQI
29th Jul 2026306 PMAQI
29th Jul 2026297 PMAQI
29th Jul 2026408 PMAQI
29th Jul 2026389 PMAQI
29th Jul 20263410 PMAQI
29th Jul 20262311 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026251 AMAQI
30th Jul 2026292 AMAQI
30th Jul 2026363 AMAQI
30th Jul 2026444 AMAQI
30th Jul 2026445 AMAQI

24°C19/33°C

30th Jul 2026406 AMAQI
30th Jul 2026407 AMAQI
30th Jul 2026528 AMAQI
30th Jul 2026549 AMAQI
30th Jul 20264010 AMAQI
30th Jul 20262811 AMAQI
30th Jul 20264612 PMAQI
30th Jul 2026331 PMAQI
30th Jul 2026312 PMAQI
30th Jul 2026273 PMAQI
30th Jul 2026254 PMAQI
30th Jul 2026325 PMAQI
30th Jul 2026406 PMAQI
30th Jul 2026487 PMAQI
30th Jul 2026448 PMAQI
30th Jul 2026559 PMAQI
30th Jul 20264410 PMAQI
30th Jul 20262111 PMAQI
31st Jul 20262512 AMAQI
31st Jul 2026251 AMAQI
31st Jul 2026312 AMAQI
31st Jul 2026293 AMAQI
31st Jul 2026254 AMAQI
31st Jul 2026295 AMAQI

21°C18/27°C

31st Jul 2026256 AMAQI
31st Jul 2026277 AMAQI
31st Jul 2026318 AMAQI
31st Jul 2026519 AMAQI
31st Jul 20263810 AMAQI
31st Jul 20264011 AMAQI
31st Jul 20263812 PMAQI
31st Jul 2026321 PMAQI
31st Jul 2026292 PMAQI
31st Jul 2026253 PMAQI
31st Jul 2026234 PMAQI
31st Jul 2026275 PMAQI
31st Jul 2026246 PMAQI
31st Jul 2026457 PMAQI
31st Jul 2026548 PMAQI
31st Jul 2026509 PMAQI
31st Jul 20262910 PMAQI
31st Jul 20263311 PMAQI
1st Aug 20263112 AMAQI
1st Aug 2026401 AMAQI
1st Aug 2026542 AMAQI
1st Aug 2026553 AMAQI
1st Aug 2026314 AMAQI
1st Aug 2026315 AMAQI

21°C16/26°C

1st Aug 2026406 AMAQI
1st Aug 2026537 AMAQI
1st Aug 2026528 AMAQI
1st Aug 2026499 AMAQI
1st Aug 20263610 AMAQI
1st Aug 20264011 AMAQI
1st Aug 20264612 PMAQI
1st Aug 2026391 PMAQI
1st Aug 2026342 PMAQI
1st Aug 2026343 PMAQI
1st Aug 2026284 PMAQI
1st Aug 2026315 PMAQI
1st Aug 2026426 PMAQI
1st Aug 2026647 PMAQI
1st Aug 2026668 PMAQI
1st Aug 2026449 PMAQI
1st Aug 20266210 PMAQI
1st Aug 20265811 PMAQI
2nd Aug 20266012 AMAQI
2nd Aug 2026701 AMAQI
2nd Aug 2026642 AMAQI
2nd Aug 2026573 AMAQI
2nd Aug 2026534 AMAQI
2nd Aug 2026545 AMAQI

20°C14/28°C

2nd Aug 2026386 AMAQI
2nd Aug 2026297 AMAQI
2nd Aug 2026408 AMAQI
2nd Aug 2026409 AMAQI
2nd Aug 20262510 AMAQI
2nd Aug 20262811 AMAQI
2nd Aug 20263612 PMAQI
2nd Aug 2026321 PMAQI
2nd Aug 2026302 PMAQI
2nd Aug 2026403 PMAQI
2nd Aug 2026304 PMAQI
2nd Aug 2026425 PMAQI
2nd Aug 2026266 PMAQI
2nd Aug 2026497 PMAQI
2nd Aug 2026648 PMAQI
2nd Aug 2026639 PMAQI
2nd Aug 20266210 PMAQI
2nd Aug 20264411 PMAQI
3rd Aug 20263612 AMAQI
3rd Aug 2026461 AMAQI
3rd Aug 2026542 AMAQI
3rd Aug 2026623 AMAQI
3rd Aug 2026504 AMAQI
3rd Aug 2026455 AMAQI

21°C15/31°C

3rd Aug 2026426 AMAQI
3rd Aug 2026387 AMAQI
3rd Aug 2026298 AMAQI
3rd Aug 2026369 AMAQI
3rd Aug 20263710 AMAQI
3rd Aug 20263411 AMAQI
3rd Aug 20264112 PMAQI
3rd Aug 2026471 PMAQI
3rd Aug 2026522 PMAQI
3rd Aug 2026513 PMAQI
3rd Aug 2026404 PMAQI
3rd Aug 2026305 PMAQI
3rd Aug 2026406 PMAQI
3rd Aug 2026427 PMAQI
3rd Aug 2026558 PMAQI
3rd Aug 2026529 PMAQI
3rd Aug 20264210 PMAQI
3rd Aug 20263311 PMAQI
4th Aug 20263112 AMAQI
4th Aug 2026401 AMAQI
4th Aug 2026542 AMAQI
4th Aug 2026523 AMAQI
4th Aug 2026514 AMAQI
4th Aug 2026565 AMAQI

21°C16/28°C

4th Aug 2026526 AMAQI
4th Aug 2026497 AMAQI
4th Aug 2026488 AMAQI
4th Aug 2026549 AMAQI
4th Aug 20266610 AMAQI
4th Aug 20266611 AMAQI
4th Aug 20266412 PMAQI
4th Aug 2026641 PMAQI
4th Aug 2026562 PMAQI
4th Aug 2026563 PMAQI
4th Aug 2026484 PMAQI
4th Aug 2026505 PMAQI
4th Aug 2026506 PMAQI
4th Aug 2026517 PMAQI
4th Aug 2026548 PMAQI
4th Aug 2026539 PMAQI
4th Aug 20263810 PMAQI
4th Aug 20266311 PMAQI
5th Aug 20266912 AMAQI
5th Aug 2026721 AMAQI
5th Aug 2026622 AMAQI
5th Aug 2026603 AMAQI
5th Aug 2026724 AMAQI
5th Aug 2026695 AMAQI

22°C16/30°C

5th Aug 2026566 AMAQI
5th Aug 2026587 AMAQI
5th Aug 2026548 AMAQI
5th Aug 2026579 AMAQI
5th Aug 20265210 AMAQI
5th Aug 20264111 AMAQI
5th Aug 20265012 PMAQI
5th Aug 2026541 PMAQI
5th Aug 2026412 PMAQI
5th Aug 2026343 PMAQI
5th Aug 2026354 PMAQI
5th Aug 2026305 PMAQI
5th Aug 2026346 PMAQI
5th Aug 2026337 PMAQI
5th Aug 2026568 PMAQI
5th Aug 2026569 PMAQI
5th Aug 20265410 PMAQI
5th Aug 20266411 PMAQI
6th Aug 20267812 AMAQI
6th Aug 2026581 AMAQI
6th Aug 2026572 AMAQI
6th Aug 2026543 AMAQI
6th Aug 2026464 AMAQI
6th Aug 2026485 AMAQI

24°C19/33°C

6th Aug 2026486 AMAQI
6th Aug 2026497 AMAQI
6th Aug 2026578 AMAQI
6th Aug 2026559 AMAQI
6th Aug 20265210 AMAQI
6th Aug 20264811 AMAQI
6th Aug 20264512 PMAQI
6th Aug 2026441 PMAQI
6th Aug 2026392 PMAQI
6th Aug 2026363 PMAQI
6th Aug 2026384 PMAQI
6th Aug 2026295 PMAQI
6th Aug 2026306 PMAQI
6th Aug 2026317 PMAQI
6th Aug 2026318 PMAQI
6th Aug 2026299 PMAQI
6th Aug 20262710 PMAQI
6th Aug 20264011 PMAQI
7th Aug 20263412 AMAQI
7th Aug 2026361 AMAQI
7th Aug 2026292 AMAQI
7th Aug 2026333 AMAQI
7th Aug 2026274 AMAQI
7th Aug 2026405 AMAQI

25°C19/34°C

7th Aug 2026366 AMAQI
7th Aug 2026337 AMAQI
7th Aug 2026318 AMAQI
7th Aug 2026389 AMAQI
7th Aug 20263610 AMAQI
7th Aug 20263111 AMAQI
7th Aug 20265812 PMAQI
7th Aug 2026311 PMAQI
7th Aug 2026682 PMAQI
7th Aug 2026363 PMAQI
7th Aug 2026384 PMAQI
7th Aug 2026405 PMAQI
7th Aug 2026526 PMAQI
7th Aug 2026557 PMAQI
7th Aug 2026538 PMAQI
7th Aug 2026389 PMAQI
7th Aug 20262910 PMAQI
7th Aug 20264611 PMAQI
8th Aug 20263312 AMAQI
8th Aug 2026331 AMAQI
8th Aug 2026332 AMAQI
8th Aug 2026293 AMAQI
8th Aug 2026334 AMAQI
8th Aug 2026255 AMAQI

25°C21/36°C

8th Aug 2026226 AMAQI
8th Aug 2026337 AMAQI
8th Aug 2026338 AMAQI
8th Aug 2026279 AMAQI
8th Aug 20262310 AMAQI
8th Aug 20263111 AMAQI
8th Aug 20262912 PMAQI
8th Aug 2026331 PMAQI
8th Aug 2026332 PMAQI
8th Aug 2026213 PMAQI
8th Aug 2026254 PMAQI
8th Aug 2026385 PMAQI
8th Aug 2026256 PMAQI
8th Aug 2026347 PMAQI
8th Aug 2026508 PMAQI
8th Aug 2026339 PMAQI
8th Aug 20265310 PMAQI
8th Aug 20266211 PMAQI
9th Aug 20265512 AMAQI
9th Aug 2026501 AMAQI
9th Aug 2026582 AMAQI
9th Aug 2026543 AMAQI
9th Aug 2026544 AMAQI
9th Aug 2026575 AMAQI

24°C18/33°C

9th Aug 2026516 AMAQI
9th Aug 2026487 AMAQI
9th Aug 2026488 AMAQI
9th Aug 2026339 AMAQI
9th Aug 20264210 AMAQI
9th Aug 20264011 AMAQI
9th Aug 20262912 PMAQI
9th Aug 2026271 PMAQI
9th Aug 2026292 PMAQI
9th Aug 2026443 PMAQI
9th Aug 2026464 PMAQI
9th Aug 2026525 PMAQI
9th Aug 2026496 PMAQI
9th Aug 2026407 PMAQI
9th Aug 2026258 PMAQI
9th Aug 2026219 PMAQI
9th Aug 20262510 PMAQI
9th Aug 20262511 PMAQI
10th Aug 20262312 AMAQI
10th Aug 2026271 AMAQI
10th Aug 2026332 AMAQI
10th Aug 2026333 AMAQI
10th Aug 2026334 AMAQI
10th Aug 2026335 AMAQI

25°C21/34°C

10th Aug 2026336 AMAQI
10th Aug 2026337 AMAQI
10th Aug 2026338 AMAQI
10th Aug 2026339 AMAQI
10th Aug 20263310 AMAQI
10th Aug 20263311 AMAQI
10th Aug 20263312 PMAQI
10th Aug 2026291 PMAQI
10th Aug 2026332 PMAQI
10th Aug 2026293 PMAQI
10th Aug 2026334 PMAQI
10th Aug 2026275 PMAQI
10th Aug 2026296 PMAQI
10th Aug 2026337 PMAQI
10th Aug 2026178 PMAQI
10th Aug 2026279 PMAQI
10th Aug 20262910 PMAQI
10th Aug 20262911 PMAQI
11th Aug 20262512 AMAQI
11th Aug 2026251 AMAQI
11th Aug 2026272 AMAQI
11th Aug 2026293 AMAQI
11th Aug 2026294 AMAQI
11th Aug 2026295 AMAQI

20°C18/22°C

11th Aug 2026216 AMAQI
11th Aug 2026177 AMAQI
11th Aug 2026298 AMAQI
11th Aug 2026259 AMAQI
11th Aug 20263410 AMAQI
11th Aug 20262911 AMAQI
11th Aug 20262912 PMAQI
11th Aug 2026291 PMAQI
11th Aug 2026292 PMAQI
11th Aug 2026253 PMAQI
11th Aug 2026294 PMAQI
11th Aug 2026295 PMAQI
11th Aug 2026256 PMAQI
11th Aug 2026297 PMAQI
11th Aug 2026298 PMAQI
11th Aug 2026299 PMAQI
11th Aug 20262510 PMAQI
11th Aug 20262711 PMAQI
12th Aug 20262512 AMAQI
12th Aug 2026251 AMAQI
12th Aug 2026192 AMAQI
12th Aug 2026253 AMAQI
12th Aug 2026234 AMAQI
12th Aug 2026195 AMAQI

18°C17/18°C

12th Aug 2026276 AMAQI
12th Aug 2026277 AMAQI
12th Aug 2026348 AMAQI
12th Aug 2026319 AMAQI
12th Aug 20263110 AMAQI
12th Aug 20262911 AMAQI
12th Aug 20263112 PMAQI
12th Aug 2026311 PMAQI
12th Aug 2026302 PMAQI
12th Aug 2026303 PMAQI
12th Aug 2026314 PMAQI
12th Aug 2026265 PMAQI
12th Aug 2026346 PMAQI
12th Aug 2026327 PMAQI
12th Aug 2026368 PMAQI
12th Aug 2026429 PMAQI
12th Aug 20262710 PMAQI
12th Aug 20266611 PMAQI
13th Aug 20265012 AMAQI
13th Aug 2026421 AMAQI
13th Aug 2026362 AMAQI
13th Aug 2026383 AMAQI
13th Aug 2026234 AMAQI
13th Aug 2026315 AMAQI

18°C15/23°C

13th Aug 2026386 AMAQI
13th Aug 2026467 AMAQI
13th Aug 2026338 AMAQI
13th Aug 2026259 AMAQI
13th Aug 20264010 AMAQI
13th Aug 20263211 AMAQI
13th Aug 20265012 PMAQI
13th Aug 2026601 PMAQI
13th Aug 2026422 PMAQI
13th Aug 2026503 PMAQI
13th Aug 2026524 PMAQI
13th Aug 2026625 PMAQI
13th Aug 2026536 PMAQI
13th Aug 2026487 PMAQI
13th Aug 2026608 PMAQI
13th Aug 2026689 PMAQI
13th Aug 20266410 PMAQI
13th Aug 20265211 PMAQI
14th Aug 20265312 AMAQI
14th Aug 2026361 AMAQI
14th Aug 2026532 AMAQI
14th Aug 2026443 AMAQI
14th Aug 2026564 AMAQI
14th Aug 2026425 AMAQI

22°C17/31°C

14th Aug 2026386 AMAQI
14th Aug 2026427 AMAQI
14th Aug 2026508 AMAQI
14th Aug 2026609 AMAQI
14th Aug 20264410 AMAQI
14th Aug 20264111 AMAQI
14th Aug 20265212 PMAQI
14th Aug 2026551 PMAQI
14th Aug 2026362 PMAQI
14th Aug 2026273 PMAQI
14th Aug 2026224 PMAQI
14th Aug 2026315 PMAQI
14th Aug 2026316 PMAQI
14th Aug 2026427 PMAQI
14th Aug 2026428 PMAQI
14th Aug 2026279 PMAQI
14th Aug 20262110 PMAQI
14th Aug 20262711 PMAQI
15th Aug 20262512 AMAQI
15th Aug 2026251 AMAQI
15th Aug 2026312 AMAQI
15th Aug 2026253 AMAQI
15th Aug 2026404 AMAQI
15th Aug 2026445 AMAQI

22°C19/25°C

15th Aug 2026276 AMAQI
15th Aug 2026307 AMAQI
15th Aug 2026298 AMAQI
15th Aug 2026219 AMAQI
15th Aug 20263610 AMAQI
15th Aug 20264611 AMAQI
15th Aug 20264612 PMAQI
15th Aug 2026311 PMAQI
15th Aug 2026382 PMAQI
15th Aug 2026273 PMAQI
15th Aug 2026234 PMAQI
15th Aug 2026385 PMAQI
15th Aug 2026386 PMAQI
15th Aug 2026237 PMAQI
15th Aug 2026218 PMAQI
15th Aug 2026259 PMAQI
15th Aug 20262110 PMAQI
15th Aug 20264011 PMAQI
16th Aug 20263812 AMAQI
16th Aug 2026311 AMAQI
16th Aug 2026312 AMAQI
16th Aug 2026233 AMAQI
16th Aug 2026334 AMAQI
16th Aug 2026315 AMAQI

20°C18/23°C

16th Aug 2026386 AMAQI
16th Aug 2026277 AMAQI
16th Aug 2026278 AMAQI
16th Aug 2026259 AMAQI
16th Aug 20262510 AMAQI
16th Aug 20262711 AMAQI
16th Aug 20263412 PMAQI
16th Aug 2026321 PMAQI
16th Aug 2026382 PMAQI
16th Aug 2026403 PMAQI
16th Aug 2026404 PMAQI
16th Aug 2026425 PMAQI
16th Aug 2026426 PMAQI
16th Aug 2026487 PMAQI
16th Aug 2026408 PMAQI
16th Aug 2026389 PMAQI
16th Aug 20263310 PMAQI
16th Aug 20261211 PMAQI
17th Aug 20262712 AMAQI
17th Aug 2026231 AMAQI
17th Aug 2026292 AMAQI
17th Aug 2026143 AMAQI
17th Aug 2026314 AMAQI
17th Aug 2026175 AMAQI

21°C17/28°C

17th Aug 2026326 AMAQI
6 AM
17th Aug 2026347 AMAQI
17th Aug 2026258 AMAQI
17th Aug 2026219 AMAQI
17th Aug 20262310 AMAQI
17th Aug 20262611 AMAQI
11 AM
17th Aug 20262912 PMAQI
17th Aug 2026401 PMAQI
17th Aug 2026482 PMAQI
17th Aug 2026403 PMAQI
17th Aug 2026324 PMAQI
17th Aug 2026405 PMAQI
5 PM
17th Aug 2026366 PMAQI
17th Aug 2026427 PMAQI
17th Aug 2026368 PMAQI
17th Aug 2026339 PMAQI
11 PM
5 AM

21°C17/28°C

Day time
Avg. Highest Time
8 AM - 10 AM

40AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
4 PM

32AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 10 AM (Avg. 40), while the lowest AQI was between 4 PM to 4 PM (Avg. 32).
Night time
Avg. Highest Time
2 AM

45AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
6 PM

35AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 2 AM to 2 AM (Avg. 45), while the lowest AQI was between 6 PM to 6 PM (Avg. 35).

2026 Days Vs Air Quality

Sambaetiba, Niteroi, Rio de Janeiro, Brazil

2026

80%

180

20%

44

0.4%

1

Total number of days with different AQI categories in last 229 days in 2026 (136 days remaining)

Good
180 Days
Moderate
44 Days
Poor
1 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 80%

Health Risk Level:

Low

In 2026, 80% of 229 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.

Annual Air Quality Insights

Sambaetiba, Niteroi, Rio de Janeiro, Brazil

AQI levels in 2026

AQI (US)
PM₂.₅
PM₁₀
CO
SO₂
NO₂
O₃
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
57AQI (US)
2nd January 2026
54AQI (US)
3rd January 2026
46AQI (US)
4th January 2026
43AQI (US)
5th January 2026
39AQI (US)
6th January 2026
45AQI (US)
7th January 2026
54AQI (US)
8th January 2026
53AQI (US)
9th January 2026
69AQI (US)
10th January 2026
71AQI (US)
11th January 2026
72AQI (US)
12th January 2026
66AQI (US)
13th January 2026
60AQI (US)
14th January 2026
53AQI (US)
15th January 2026
56AQI (US)
16th January 2026
60AQI (US)
17th January 2026
57AQI (US)
18th January 2026
55AQI (US)
19th January 2026
53AQI (US)
20th January 2026
53AQI (US)
21st January 2026
43AQI (US)
22nd January 2026
51AQI (US)
23rd January 2026
53AQI (US)
24th January 2026
47AQI (US)
25th January 2026
50AQI (US)
26th January 2026
48AQI (US)
27th January 2026
53AQI (US)
28th January 2026
53AQI (US)
29th January 2026
47AQI (US)
30th January 2026
49AQI (US)
31st January 2026
47AQI (US)
1st February 2026
46AQI (US)
2nd February 2026
55AQI (US)
3rd February 2026
52AQI (US)
4th February 2026
52AQI (US)
5th February 2026
49AQI (US)
6th February 2026
46AQI (US)
7th February 2026
46AQI (US)
8th February 2026
49AQI (US)
9th February 2026
47AQI (US)
10th February 2026
42AQI (US)
11th February 2026
45AQI (US)
12th February 2026
45AQI (US)
13th February 2026
52AQI (US)
14th February 2026
52AQI (US)
15th February 2026
45AQI (US)
16th February 2026
49AQI (US)
17th February 2026
54AQI (US)
18th February 2026
51AQI (US)
19th February 2026
49AQI (US)
20th February 2026
50AQI (US)
21st February 2026
44AQI (US)
22nd February 2026
35AQI (US)
23rd February 2026
40AQI (US)
24th February 2026
48AQI (US)
25th February 2026
44AQI (US)
26th February 2026
38AQI (US)
27th February 2026
32AQI (US)
28th February 2026
33AQI (US)
1st March 2026
40AQI (US)
2nd March 2026
47AQI (US)
3rd March 2026
45AQI (US)
4th March 2026
48AQI (US)
5th March 2026
43AQI (US)
6th March 2026
40AQI (US)
7th March 2026
38AQI (US)
8th March 2026
36AQI (US)
9th March 2026
39AQI (US)
10th March 2026
40AQI (US)
11th March 2026
44AQI (US)
12th March 2026
42AQI (US)
13th March 2026
37AQI (US)
14th March 2026
39AQI (US)
15th March 2026
48AQI (US)
16th March 2026
44AQI (US)
17th March 2026
38AQI (US)
18th March 2026
55AQI (US)
19th March 2026
54AQI (US)
20th March 2026
44AQI (US)
21st March 2026
50AQI (US)
22nd March 2026
47AQI (US)
23rd March 2026
44AQI (US)
24th March 2026
36AQI (US)
25th March 2026
36AQI (US)
26th March 2026
40AQI (US)
27th March 2026
43AQI (US)
28th March 2026
38AQI (US)
29th March 2026
42AQI (US)
30th March 2026
46AQI (US)
31st March 2026
33AQI (US)
1st April 2026
35AQI (US)
2nd April 2026
36AQI (US)
3rd April 2026
30AQI (US)
4th April 2026
31AQI (US)
5th April 2026
35AQI (US)
6th April 2026
40AQI (US)
7th April 2026
37AQI (US)
8th April 2026
37AQI (US)
9th April 2026
31AQI (US)
10th April 2026
35AQI (US)
11th April 2026
36AQI (US)
12th April 2026
34AQI (US)
13th April 2026
44AQI (US)
14th April 2026
43AQI (US)
15th April 2026
38AQI (US)
16th April 2026
36AQI (US)
17th April 2026
18th April 2026
114AQI (US)
19th April 2026
85AQI (US)
20th April 2026
57AQI (US)
21st April 2026
35AQI (US)
22nd April 2026
23rd April 2026
36AQI (US)
24th April 2026
39AQI (US)
25th April 2026
41AQI (US)
26th April 2026
36AQI (US)
27th April 2026
36AQI (US)
28th April 2026
33AQI (US)
29th April 2026
28AQI (US)
30th April 2026
30AQI (US)
1st May 2026
32AQI (US)
2nd May 2026
32AQI (US)
3rd May 2026
25AQI (US)
4th May 2026
29AQI (US)
5th May 2026
40AQI (US)
6th May 2026
44AQI (US)
7th May 2026
42AQI (US)
8th May 2026
30AQI (US)
9th May 2026
10th May 2026
34AQI (US)
11th May 2026
42AQI (US)
12th May 2026
41AQI (US)
13th May 2026
54AQI (US)
14th May 2026
53AQI (US)
15th May 2026
62AQI (US)
16th May 2026
55AQI (US)
17th May 2026
41AQI (US)
18th May 2026
39AQI (US)
19th May 2026
49AQI (US)
20th May 2026
47AQI (US)
21st May 2026
40AQI (US)
22nd May 2026
52AQI (US)
23rd May 2026
61AQI (US)
24th May 2026
60AQI (US)
25th May 2026
74AQI (US)
26th May 2026
45AQI (US)
27th May 2026
26AQI (US)
28th May 2026
22AQI (US)
29th May 2026
35AQI (US)
30th May 2026
31AQI (US)
31st May 2026
21AQI (US)
1st June 2026
23AQI (US)
2nd June 2026
26AQI (US)
3rd June 2026
20AQI (US)
4th June 2026
14AQI (US)
5th June 2026
18AQI (US)
6th June 2026
23AQI (US)
7th June 2026
40AQI (US)
8th June 2026
39AQI (US)
9th June 2026
43AQI (US)
10th June 2026
53AQI (US)
11th June 2026
34AQI (US)
12th June 2026
30AQI (US)
13th June 2026
23AQI (US)
14th June 2026
23AQI (US)
15th June 2026
23AQI (US)
16th June 2026
18AQI (US)
17th June 2026
25AQI (US)
18th June 2026
25AQI (US)
19th June 2026
26AQI (US)
20th June 2026
37AQI (US)
21st June 2026
27AQI (US)
22nd June 2026
31AQI (US)
23rd June 2026
35AQI (US)
24th June 2026
20AQI (US)
25th June 2026
53AQI (US)
26th June 2026
37AQI (US)
27th June 2026
28AQI (US)
28th June 2026
35AQI (US)
29th June 2026
31AQI (US)
30th June 2026
25AQI (US)
1st July 2026
26AQI (US)
2nd July 2026
45AQI (US)
3rd July 2026
42AQI (US)
4th July 2026
33AQI (US)
5th July 2026
25AQI (US)
6th July 2026
25AQI (US)
7th July 2026
45AQI (US)
8th July 2026
26AQI (US)
9th July 2026
33AQI (US)
10th July 2026
46AQI (US)
11th July 2026
52AQI (US)
12th July 2026
27AQI (US)
13th July 2026
20AQI (US)
14th July 2026
29AQI (US)
15th July 2026
26AQI (US)
16th July 2026
35AQI (US)
17th July 2026
42AQI (US)
18th July 2026
42AQI (US)
19th July 2026
42AQI (US)
20th July 2026
35AQI (US)
21st July 2026
39AQI (US)
22nd July 2026
43AQI (US)
23rd July 2026
39AQI (US)
24th July 2026
31AQI (US)
25th July 2026
32AQI (US)
26th July 2026
32AQI (US)
27th July 2026
48AQI (US)
28th July 2026
46AQI (US)
29th July 2026
49AQI (US)
30th July 2026
38AQI (US)
31st July 2026
33AQI (US)
1st August 2026
44AQI (US)
2nd August 2026
45AQI (US)
3rd August 2026
43AQI (US)
4th August 2026
53AQI (US)
5th August 2026
53AQI (US)
6th August 2026
45AQI (US)
7th August 2026
40AQI (US)
8th August 2026
33AQI (US)
9th August 2026
42AQI (US)
10th August 2026
30AQI (US)
11th August 2026
27AQI (US)
12th August 2026
30AQI (US)
13th August 2026
46AQI (US)
14th August 2026
40AQI (US)
15th August 2026
31AQI (US)
16th August 2026
33AQI (US)
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026

53AQI (US)

46AQI (US)

42AQI (US)

41AQI (US)

42AQI (US)

30AQI (US)

36AQI (US)

40AQI (US)

No. of days

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

202641AQI (US)

11
20
21
7
29
2
25
2
1
22
8
28
2
30
1
14
2
180
44
1

Highest AQI (US) recorded in

January

53AQI (US)

Lowest AQI (US) recorded in

June

30AQI (US)

202552AQI (US)

31
28
16
15
30
31
30
17
14
11
20
22
8
31
1
29
1
30
159
206

Highest AQI (US) recorded in

October

70AQI (US)

Lowest AQI (US) recorded in

May

30AQI (US)

202443AQI (US)

16
1
1
10
2
9
21
11
20
24
7
14
12
3
27
4
28
2
14
17
154
86
3

Highest AQI (US) recorded in

September

59AQI (US)

Lowest AQI (US) recorded in

October

24AQI (US)

202329AQI (US)

2
1
31
33
1

Highest AQI (US) recorded in

November

36AQI (US)

Lowest AQI (US) recorded in

December

28AQI (US)

202229AQI (US)

5
16
8
29

Highest AQI (US) recorded in

October

36AQI (US)

Lowest AQI (US) recorded in

December

23AQI (US)

Most & Least Polluted Years Over the Last 5 Years

Most Polluted Year Recorded
2025(Avg.)
52AQI (US)
Least Polluted Year Recorded
2022(Avg.)
29AQI (US)

Sambaetiba's annual 2026 AQI (US) (41) shows an average percentage change of 14.2% (worsened AQI (US)) compared to previous years: 2022 (29), 2023 (29), 2024 (43), 2025 (52).