Sliven, Sliven Province, Bulgaria 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
Sliven, Sliven Province, Bulgaria
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
8th Aug 2026
50AQILowest AQI recorded on
1st Aug 2022
3AQISame Day Analysis (9th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 49 of Good air quality on the same day.
Day & Night AQI Trend: 9th Aug - 10th Aug 2026
Sliven, Sliven Province, Bulgaria
AQI
Day
Night
.
6 AM9th Aug 2026
8 PM
5 AM10th Aug 2026
Day time
Avg. Highest Time
6AM9th Aug
58AQI
Avg. Lowest Time
6PM9th Aug
40AQI
Night time
Avg. Highest Time
12AM10th Aug
51AQI
Avg. Lowest Time
2AM10th Aug
24AQI
In the last 24 hours,
Sliven's AQI reached its highest point of 58 at 6 AM during the Day, while the lowest point, 24, was recorded at 2 AM during the Night between 9th Aug and 10th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Sliven, Sliven Province, Bulgaria
JulAug
12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th
Day
Night
12th Jul 2026496 AMAQI
12th Jul 2026507 AMAQI
12th Jul 2026508 AMAQI
12th Jul 2026509 AMAQI
12th Jul 20263210 AMAQI
12th Jul 20263211 AMAQI
12th Jul 20265012 PMAQI
12th Jul 2026471 PMAQI
12th Jul 2026502 PMAQI
12th Jul 2026343 PMAQI
12th Jul 2026304 PMAQI
12th Jul 2026485 PMAQI
12th Jul 2026506 PMAQI
12th Jul 2026537 PMAQI
12th Jul 2026348 PMAQI
12th Jul 2026499 PMAQI
12th Jul 20263610 PMAQI
12th Jul 20265811 PMAQI
13th Jul 20265712 AMAQI
13th Jul 2026491 AMAQI
13th Jul 2026502 AMAQI
13th Jul 2026543 AMAQI
13th Jul 2026564 AMAQI
13th Jul 2026505 AMAQI
22°C15/30°C
13th Jul 2026516 AMAQI
13th Jul 2026607 AMAQI
13th Jul 2026478 AMAQI
13th Jul 2026699 AMAQI
13th Jul 20267110 AMAQI
13th Jul 20266011 AMAQI
13th Jul 20262712 PMAQI
13th Jul 2026401 PMAQI
13th Jul 2026292 PMAQI
13th Jul 2026143 PMAQI
13th Jul 2026344 PMAQI
13th Jul 202695 PMAQI
13th Jul 2026106 PMAQI
13th Jul 2026117 PMAQI
13th Jul 2026178 PMAQI
13th Jul 2026149 PMAQI
13th Jul 20263810 PMAQI
13th Jul 20262311 PMAQI
14th Jul 20261812 AMAQI
14th Jul 2026231 AMAQI
14th Jul 2026172 AMAQI
14th Jul 2026313 AMAQI
14th Jul 2026164 AMAQI
14th Jul 2026295 AMAQI
20°C14/27°C
14th Jul 2026166 AMAQI
14th Jul 2026277 AMAQI
14th Jul 2026528 AMAQI
14th Jul 2026499 AMAQI
14th Jul 20265110 AMAQI
14th Jul 20263811 AMAQI
14th Jul 20262712 PMAQI
14th Jul 2026251 PMAQI
14th Jul 202682 PMAQI
14th Jul 202683 PMAQI
14th Jul 2026144 PMAQI
14th Jul 2026125 PMAQI
14th Jul 2026106 PMAQI
14th Jul 2026177 PMAQI
14th Jul 2026198 PMAQI
14th Jul 2026129 PMAQI
14th Jul 20261910 PMAQI
14th Jul 20262111 PMAQI
15th Jul 20261412 AMAQI
15th Jul 2026111 AMAQI
15th Jul 2026142 AMAQI
15th Jul 2026143 AMAQI
15th Jul 2026274 AMAQI
15th Jul 2026295 AMAQI
21°C13/28°C
15th Jul 2026196 AMAQI
15th Jul 2026317 AMAQI
15th Jul 2026258 AMAQI
15th Jul 2026479 AMAQI
15th Jul 20262310 AMAQI
15th Jul 20262611 AMAQI
15th Jul 20262412 PMAQI
15th Jul 2026231 PMAQI
15th Jul 2026452 PMAQI
15th Jul 2026523 PMAQI
15th Jul 2026514 PMAQI
15th Jul 2026555 PMAQI
15th Jul 2026516 PMAQI
15th Jul 2026567 PMAQI
15th Jul 2026518 PMAQI
15th Jul 2026569 PMAQI
15th Jul 20265210 PMAQI
15th Jul 20265411 PMAQI
16th Jul 20265412 AMAQI
16th Jul 2026601 AMAQI
16th Jul 2026552 AMAQI
16th Jul 2026553 AMAQI
16th Jul 2026554 AMAQI
16th Jul 2026555 AMAQI
24°C17/31°C
16th Jul 2026576 AMAQI
16th Jul 2026557 AMAQI
16th Jul 2026538 AMAQI
16th Jul 2026519 AMAQI
16th Jul 20265310 AMAQI
16th Jul 20265811 AMAQI
16th Jul 20265612 PMAQI
16th Jul 2026581 PMAQI
16th Jul 2026342 PMAQI
16th Jul 2026533 PMAQI
16th Jul 2026564 PMAQI
16th Jul 2026345 PMAQI
16th Jul 2026566 PMAQI
16th Jul 2026527 PMAQI
16th Jul 2026488 PMAQI
16th Jul 2026549 PMAQI
16th Jul 20264410 PMAQI
16th Jul 20262511 PMAQI
17th Jul 20263612 AMAQI
17th Jul 2026351 AMAQI
17th Jul 2026372 AMAQI
17th Jul 2026543 AMAQI
17th Jul 2026204 AMAQI
17th Jul 2026405 AMAQI
25°C18/31°C
17th Jul 2026546 AMAQI
17th Jul 2026387 AMAQI
17th Jul 2026668 AMAQI
17th Jul 2026429 AMAQI
17th Jul 20266610 AMAQI
17th Jul 20263811 AMAQI
17th Jul 20265912 PMAQI
17th Jul 2026441 PMAQI
17th Jul 2026442 PMAQI
17th Jul 2026363 PMAQI
17th Jul 2026254 PMAQI
17th Jul 2026305 PMAQI
17th Jul 2026386 PMAQI
17th Jul 2026337 PMAQI
17th Jul 2026428 PMAQI
17th Jul 2026569 PMAQI
17th Jul 20265410 PMAQI
17th Jul 20265811 PMAQI
18th Jul 20262312 AMAQI
18th Jul 2026231 AMAQI
18th Jul 2026422 AMAQI
18th Jul 2026383 AMAQI
18th Jul 2026404 AMAQI
18th Jul 2026405 AMAQI
24°C18/31°C
18th Jul 2026406 AMAQI
18th Jul 2026427 AMAQI
18th Jul 2026448 AMAQI
18th Jul 2026439 AMAQI
18th Jul 20264210 AMAQI
18th Jul 20265711 AMAQI
18th Jul 20265212 PMAQI
18th Jul 2026421 PMAQI
18th Jul 2026572 PMAQI
18th Jul 2026543 PMAQI
18th Jul 2026534 PMAQI
18th Jul 2026385 PMAQI
18th Jul 2026276 PMAQI
18th Jul 2026257 PMAQI
18th Jul 2026528 PMAQI
18th Jul 2026539 PMAQI
18th Jul 20264010 PMAQI
18th Jul 20263811 PMAQI
19th Jul 20266012 AMAQI
19th Jul 2026461 AMAQI
19th Jul 2026362 AMAQI
19th Jul 2026313 AMAQI
19th Jul 2026414 AMAQI
19th Jul 2026455 AMAQI
24°C17/32°C
19th Jul 2026426 AMAQI
19th Jul 2026447 AMAQI
19th Jul 2026468 AMAQI
19th Jul 2026409 AMAQI
19th Jul 20264810 AMAQI
19th Jul 20264311 AMAQI
19th Jul 20263812 PMAQI
19th Jul 2026421 PMAQI
19th Jul 2026272 PMAQI
19th Jul 2026423 PMAQI
19th Jul 2026344 PMAQI
19th Jul 2026625 PMAQI
19th Jul 2026556 PMAQI
19th Jul 2026297 PMAQI
19th Jul 2026388 PMAQI
19th Jul 2026369 PMAQI
19th Jul 20265110 PMAQI
19th Jul 20265211 PMAQI
20th Jul 20263612 AMAQI
20th Jul 2026251 AMAQI
20th Jul 2026362 AMAQI
20th Jul 2026573 AMAQI
20th Jul 2026594 AMAQI
20th Jul 2026385 AMAQI
25°C17/33°C
20th Jul 2026366 AMAQI
20th Jul 2026387 AMAQI
20th Jul 2026578 AMAQI
20th Jul 2026409 AMAQI
20th Jul 20263810 AMAQI
20th Jul 20262711 AMAQI
20th Jul 20264312 PMAQI
20th Jul 2026271 PMAQI
20th Jul 2026482 PMAQI
20th Jul 2026643 PMAQI
20th Jul 2026424 PMAQI
20th Jul 2026265 PMAQI
20th Jul 2026236 PMAQI
20th Jul 2026387 PMAQI
20th Jul 2026408 PMAQI
20th Jul 2026429 PMAQI
20th Jul 20265410 PMAQI
20th Jul 20265711 PMAQI
21st Jul 20264212 AMAQI
21st Jul 2026411 AMAQI
21st Jul 2026582 AMAQI
21st Jul 2026363 AMAQI
21st Jul 2026364 AMAQI
21st Jul 2026385 AMAQI
25°C18/35°C
21st Jul 2026527 AMAQI
21st Jul 2026538 AMAQI
21st Jul 2026579 AMAQI
21st Jul 20264010 AMAQI
21st Jul 20264211 AMAQI
21st Jul 20265412 PMAQI
21st Jul 2026541 PMAQI
21st Jul 2026522 PMAQI
21st Jul 2026533 PMAQI
21st Jul 2026594 PMAQI
21st Jul 2026515 PMAQI
21st Jul 2026496 PMAQI
21st Jul 2026497 PMAQI
21st Jul 2026508 PMAQI
21st Jul 2026239 PMAQI
21st Jul 20263410 PMAQI
21st Jul 20264711 PMAQI
22nd Jul 20265312 AMAQI
22nd Jul 2026531 AMAQI
22nd Jul 2026522 AMAQI
22nd Jul 2026213 AMAQI
22nd Jul 2026404 AMAQI
22nd Jul 2026385 AMAQI
25°C19/33°C
22nd Jul 2026556 AMAQI
22nd Jul 2026627 AMAQI
22nd Jul 2026568 AMAQI
22nd Jul 2026449 AMAQI
22nd Jul 20264810 AMAQI
22nd Jul 20263211 AMAQI
22nd Jul 20263112 PMAQI
22nd Jul 2026481 PMAQI
22nd Jul 2026632 PMAQI
22nd Jul 2026583 PMAQI
22nd Jul 2026424 PMAQI
22nd Jul 2026565 PMAQI
22nd Jul 2026586 PMAQI
22nd Jul 2026597 PMAQI
22nd Jul 2026598 PMAQI
22nd Jul 2026599 PMAQI
22nd Jul 20265910 PMAQI
22nd Jul 20265811 PMAQI
23rd Jul 20262512 AMAQI
23rd Jul 2026601 AMAQI
23rd Jul 2026592 AMAQI
23rd Jul 2026403 AMAQI
23rd Jul 2026234 AMAQI
23rd Jul 2026565 AMAQI
21°C14/28°C
23rd Jul 2026506 AMAQI
23rd Jul 2026507 AMAQI
23rd Jul 2026508 AMAQI
23rd Jul 2026369 AMAQI
23rd Jul 20262110 AMAQI
23rd Jul 20262711 AMAQI
23rd Jul 20263412 PMAQI
23rd Jul 2026481 PMAQI
23rd Jul 2026462 PMAQI
23rd Jul 2026323 PMAQI
23rd Jul 2026424 PMAQI
23rd Jul 2026425 PMAQI
23rd Jul 2026426 PMAQI
23rd Jul 2026427 PMAQI
23rd Jul 2026388 PMAQI
23rd Jul 2026389 PMAQI
23rd Jul 20264210 PMAQI
23rd Jul 20264811 PMAQI
24th Jul 20264412 AMAQI
24th Jul 2026381 AMAQI
24th Jul 2026462 AMAQI
24th Jul 2026253 AMAQI
24th Jul 2026344 AMAQI
24th Jul 2026465 AMAQI
18°C13/24°C
24th Jul 2026486 AMAQI
24th Jul 2026487 AMAQI
24th Jul 2026518 AMAQI
24th Jul 2026529 AMAQI
24th Jul 20264910 AMAQI
24th Jul 20265011 AMAQI
24th Jul 20265012 PMAQI
24th Jul 2026531 PMAQI
24th Jul 2026402 PMAQI
24th Jul 2026503 PMAQI
24th Jul 2026404 PMAQI
24th Jul 2026335 PMAQI
24th Jul 2026546 PMAQI
24th Jul 2026387 PMAQI
24th Jul 2026338 PMAQI
24th Jul 2026549 PMAQI
24th Jul 20265410 PMAQI
24th Jul 20262311 PMAQI
25th Jul 20265312 AMAQI
25th Jul 2026541 AMAQI
25th Jul 2026522 AMAQI
25th Jul 2026533 AMAQI
25th Jul 2026544 AMAQI
25th Jul 2026485 AMAQI
19°C13/26°C
25th Jul 2026506 AMAQI
25th Jul 2026467 AMAQI
25th Jul 2026468 AMAQI
25th Jul 2026449 AMAQI
25th Jul 20264410 AMAQI
25th Jul 20264611 AMAQI
25th Jul 20264212 PMAQI
25th Jul 2026401 PMAQI
25th Jul 2026432 PMAQI
25th Jul 2026383 PMAQI
25th Jul 2026384 PMAQI
25th Jul 2026405 PMAQI
25th Jul 2026466 PMAQI
25th Jul 2026427 PMAQI
25th Jul 2026468 PMAQI
25th Jul 2026369 PMAQI
25th Jul 20263210 PMAQI
25th Jul 20263311 PMAQI
26th Jul 20262712 AMAQI
26th Jul 2026331 AMAQI
26th Jul 2026272 AMAQI
26th Jul 2026213 AMAQI
26th Jul 2026254 AMAQI
26th Jul 2026215 AMAQI
18°C13/24°C
26th Jul 2026276 AMAQI
26th Jul 2026567 AMAQI
26th Jul 2026468 AMAQI
26th Jul 2026299 AMAQI
26th Jul 20263110 AMAQI
26th Jul 20265011 AMAQI
26th Jul 20265012 PMAQI
26th Jul 2026401 PMAQI
26th Jul 2026302 PMAQI
26th Jul 2026463 PMAQI
26th Jul 2026464 PMAQI
26th Jul 2026465 PMAQI
26th Jul 2026466 PMAQI
26th Jul 2026487 PMAQI
26th Jul 2026428 PMAQI
26th Jul 2026349 PMAQI
26th Jul 20263810 PMAQI
26th Jul 20263611 PMAQI
27th Jul 20263812 AMAQI
27th Jul 2026211 AMAQI
27th Jul 2026272 AMAQI
27th Jul 2026383 AMAQI
27th Jul 2026234 AMAQI
27th Jul 2026215 AMAQI
21°C13/30°C
27th Jul 2026516 AMAQI
27th Jul 2026467 AMAQI
27th Jul 2026508 AMAQI
27th Jul 2026469 AMAQI
27th Jul 20264610 AMAQI
27th Jul 20263611 AMAQI
27th Jul 20265212 PMAQI
27th Jul 2026471 PMAQI
27th Jul 2026272 PMAQI
27th Jul 2026383 PMAQI
27th Jul 2026524 PMAQI
27th Jul 2026525 PMAQI
27th Jul 2026516 PMAQI
27th Jul 2026447 PMAQI
27th Jul 2026468 PMAQI
27th Jul 2026469 PMAQI
27th Jul 20265410 PMAQI
27th Jul 20265011 PMAQI
28th Jul 20265012 AMAQI
28th Jul 2026521 AMAQI
28th Jul 2026272 AMAQI
28th Jul 2026293 AMAQI
28th Jul 2026234 AMAQI
28th Jul 2026385 AMAQI
24°C16/33°C
28th Jul 2026556 AMAQI
28th Jul 2026527 AMAQI
28th Jul 2026568 AMAQI
28th Jul 2026549 AMAQI
28th Jul 20264010 AMAQI
28th Jul 20265811 AMAQI
28th Jul 20265812 PMAQI
28th Jul 2026561 PMAQI
28th Jul 2026402 PMAQI
28th Jul 2026403 PMAQI
28th Jul 2026344 PMAQI
28th Jul 2026275 PMAQI
28th Jul 2026456 PMAQI
28th Jul 2026557 PMAQI
28th Jul 2026548 PMAQI
28th Jul 2026429 PMAQI
28th Jul 20264010 PMAQI
28th Jul 20263611 PMAQI
29th Jul 20264212 AMAQI
29th Jul 2026601 AMAQI
29th Jul 2026212 AMAQI
29th Jul 2026233 AMAQI
29th Jul 2026404 AMAQI
29th Jul 2026325 AMAQI
25°C18/33°C
29th Jul 2026406 AMAQI
29th Jul 2026537 AMAQI
29th Jul 2026508 AMAQI
29th Jul 2026569 AMAQI
29th Jul 20265210 AMAQI
29th Jul 20265211 AMAQI
29th Jul 20265112 PMAQI
29th Jul 2026501 PMAQI
29th Jul 2026532 PMAQI
29th Jul 2026523 PMAQI
29th Jul 2026504 PMAQI
29th Jul 2026385 PMAQI
29th Jul 2026466 PMAQI
29th Jul 2026427 PMAQI
29th Jul 2026508 PMAQI
29th Jul 2026389 PMAQI
29th Jul 20264210 PMAQI
29th Jul 20263411 PMAQI
30th Jul 20263612 AMAQI
30th Jul 2026341 AMAQI
30th Jul 2026272 AMAQI
30th Jul 2026273 AMAQI
30th Jul 2026384 AMAQI
30th Jul 2026345 AMAQI
23°C16/31°C
30th Jul 2026276 AMAQI
30th Jul 2026427 AMAQI
30th Jul 2026428 AMAQI
30th Jul 2026349 AMAQI
30th Jul 20262510 AMAQI
30th Jul 20264911 AMAQI
30th Jul 20264512 PMAQI
30th Jul 2026401 PMAQI
30th Jul 2026422 PMAQI
30th Jul 2026443 PMAQI
30th Jul 2026384 PMAQI
30th Jul 2026455 PMAQI
30th Jul 2026496 PMAQI
30th Jul 2026367 PMAQI
30th Jul 2026328 PMAQI
30th Jul 2026449 PMAQI
30th Jul 20264610 PMAQI
30th Jul 20263611 PMAQI
31st Jul 20263412 AMAQI
31st Jul 2026361 AMAQI
31st Jul 2026332 AMAQI
31st Jul 2026363 AMAQI
31st Jul 2026384 AMAQI
31st Jul 2026345 AMAQI
23°C15/32°C
31st Jul 2026466 AMAQI
31st Jul 2026537 AMAQI
31st Jul 2026538 AMAQI
31st Jul 2026549 AMAQI
31st Jul 20264810 AMAQI
31st Jul 20265011 AMAQI
31st Jul 20265312 PMAQI
31st Jul 2026381 PMAQI
31st Jul 2026482 PMAQI
31st Jul 2026533 PMAQI
31st Jul 2026504 PMAQI
31st Jul 2026345 PMAQI
31st Jul 2026366 PMAQI
31st Jul 2026347 PMAQI
31st Jul 2026258 PMAQI
31st Jul 2026329 PMAQI
31st Jul 20263210 PMAQI
31st Jul 20263111 PMAQI
1st Aug 20264012 AMAQI
1st Aug 2026321 AMAQI
1st Aug 2026272 AMAQI
1st Aug 2026363 AMAQI
1st Aug 2026444 AMAQI
1st Aug 2026365 AMAQI
23°C16/31°C
1st Aug 2026306 AMAQI
1st Aug 2026407 AMAQI
1st Aug 2026448 AMAQI
1st Aug 2026549 AMAQI
1st Aug 20264210 AMAQI
1st Aug 20262311 AMAQI
1st Aug 20263412 PMAQI
1st Aug 2026531 PMAQI
1st Aug 2026462 PMAQI
1st Aug 2026613 PMAQI
1st Aug 2026544 PMAQI
1st Aug 2026385 PMAQI
1st Aug 2026466 PMAQI
1st Aug 2026467 PMAQI
1st Aug 2026468 PMAQI
1st Aug 2026429 PMAQI
1st Aug 20264210 PMAQI
1st Aug 20263411 PMAQI
2nd Aug 20264412 AMAQI
2nd Aug 2026441 AMAQI
2nd Aug 2026342 AMAQI
2nd Aug 2026233 AMAQI
2nd Aug 2026444 AMAQI
2nd Aug 2026425 AMAQI
23°C16/30°C
2nd Aug 2026426 AMAQI
2nd Aug 2026447 AMAQI
2nd Aug 2026388 AMAQI
2nd Aug 2026509 AMAQI
2nd Aug 20264610 AMAQI
2nd Aug 20264011 AMAQI
2nd Aug 20263812 PMAQI
2nd Aug 2026461 PMAQI
2nd Aug 2026462 PMAQI
2nd Aug 2026463 PMAQI
2nd Aug 2026444 PMAQI
2nd Aug 2026465 PMAQI
2nd Aug 2026506 PMAQI
2nd Aug 2026507 PMAQI
2nd Aug 2026468 PMAQI
2nd Aug 2026239 PMAQI
2nd Aug 20264610 PMAQI
2nd Aug 20264811 PMAQI
3rd Aug 20264812 AMAQI
3rd Aug 2026361 AMAQI
3rd Aug 2026232 AMAQI
3rd Aug 2026373 AMAQI
3rd Aug 2026384 AMAQI
3rd Aug 2026275 AMAQI
23°C15/32°C
3rd Aug 2026366 AMAQI
3rd Aug 2026387 AMAQI
3rd Aug 2026388 AMAQI
3rd Aug 2026589 AMAQI
3rd Aug 20265110 AMAQI
3rd Aug 20264211 AMAQI
3rd Aug 20262312 PMAQI
3rd Aug 2026521 PMAQI
3rd Aug 2026502 PMAQI
3rd Aug 2026403 PMAQI
3rd Aug 2026514 PMAQI
3rd Aug 2026515 PMAQI
3rd Aug 2026366 PMAQI
3rd Aug 2026217 PMAQI
3rd Aug 2026388 PMAQI
3rd Aug 2026389 PMAQI
3rd Aug 20262910 PMAQI
3rd Aug 20265211 PMAQI
4th Aug 20265512 AMAQI
4th Aug 2026401 AMAQI
4th Aug 2026622 AMAQI
4th Aug 2026443 AMAQI
4th Aug 2026404 AMAQI
4th Aug 2026275 AMAQI
25°C16/33°C
4th Aug 2026306 AMAQI
4th Aug 2026257 AMAQI
4th Aug 2026458 AMAQI
4th Aug 2026689 AMAQI
4th Aug 20264810 AMAQI
4th Aug 20264611 AMAQI
4th Aug 20264912 PMAQI
4th Aug 2026431 PMAQI
4th Aug 2026582 PMAQI
4th Aug 2026583 PMAQI
4th Aug 2026544 PMAQI
4th Aug 2026405 PMAQI
4th Aug 2026566 PMAQI
4th Aug 2026257 PMAQI
4th Aug 2026388 PMAQI
4th Aug 2026319 PMAQI
4th Aug 20262310 PMAQI
4th Aug 20262511 PMAQI
5th Aug 20264212 AMAQI
5th Aug 2026291 AMAQI
5th Aug 2026402 AMAQI
5th Aug 2026493 AMAQI
5th Aug 2026454 AMAQI
5th Aug 2026465 AMAQI
26°C19/35°C
5th Aug 2026266 AMAQI
5th Aug 2026467 AMAQI
5th Aug 2026698 AMAQI
5th Aug 2026699 AMAQI
5th Aug 20264710 AMAQI
5th Aug 20266511 AMAQI
5th Aug 20266212 PMAQI
5th Aug 2026601 PMAQI
5th Aug 2026602 PMAQI
5th Aug 2026573 PMAQI
5th Aug 2026214 PMAQI
5th Aug 2026435 PMAQI
5th Aug 2026426 PMAQI
5th Aug 2026587 PMAQI
5th Aug 2026428 PMAQI
5th Aug 2026469 PMAQI
5th Aug 20266310 PMAQI
5th Aug 20264411 PMAQI
6th Aug 20266712 AMAQI
6th Aug 2026481 AMAQI
6th Aug 2026402 AMAQI
6th Aug 2026363 AMAQI
6th Aug 2026344 AMAQI
6th Aug 2026385 AMAQI
26°C19/35°C
6th Aug 2026646 AMAQI
6th Aug 2026447 AMAQI
6th Aug 2026468 AMAQI
6th Aug 2026599 AMAQI
6th Aug 20266510 AMAQI
6th Aug 20262711 AMAQI
6th Aug 20264412 PMAQI
6th Aug 2026421 PMAQI
6th Aug 2026422 PMAQI
6th Aug 2026403 PMAQI
6th Aug 2026344 PMAQI
6th Aug 2026565 PMAQI
6th Aug 2026236 PMAQI
6th Aug 2026387 PMAQI
6th Aug 2026408 PMAQI
6th Aug 2026429 PMAQI
6th Aug 20262810 PMAQI
6th Aug 20264011 PMAQI
7th Aug 20265612 AMAQI
7th Aug 2026461 AMAQI
7th Aug 2026442 AMAQI
7th Aug 2026403 AMAQI
7th Aug 2026274 AMAQI
7th Aug 2026345 AMAQI
26°C19/35°C
7th Aug 2026306 AMAQI
7th Aug 2026477 AMAQI
7th Aug 2026608 AMAQI
7th Aug 2026629 AMAQI
7th Aug 20262810 AMAQI
7th Aug 20262611 AMAQI
7th Aug 20262812 PMAQI
7th Aug 2026381 PMAQI
7th Aug 2026232 PMAQI
7th Aug 2026233 PMAQI
7th Aug 2026364 PMAQI
7th Aug 2026295 PMAQI
7th Aug 2026236 PMAQI
7th Aug 2026407 PMAQI
7th Aug 2026388 PMAQI
7th Aug 2026389 PMAQI
7th Aug 20264210 PMAQI
7th Aug 20264411 PMAQI
8th Aug 20263812 AMAQI
8th Aug 2026291 AMAQI
8th Aug 2026372 AMAQI
8th Aug 2026523 AMAQI
8th Aug 2026404 AMAQI
8th Aug 2026385 AMAQI
26°C18/35°C
8th Aug 2026316 AMAQI
8th Aug 2026327 AMAQI
8th Aug 2026328 AMAQI
8th Aug 2026609 AMAQI
8th Aug 20266310 AMAQI
8th Aug 20265911 AMAQI
8th Aug 20266012 PMAQI
8th Aug 2026421 PMAQI
8th Aug 2026602 PMAQI
8th Aug 2026603 PMAQI
8th Aug 2026634 PMAQI
8th Aug 2026595 PMAQI
8th Aug 2026656 PMAQI
8th Aug 2026597 PMAQI
8th Aug 2026608 PMAQI
8th Aug 2026479 PMAQI
8th Aug 20266210 PMAQI
8th Aug 20266311 PMAQI
9th Aug 20266312 AMAQI
9th Aug 2026351 AMAQI
9th Aug 2026362 AMAQI
9th Aug 2026323 AMAQI
9th Aug 2026354 AMAQI
9th Aug 2026585 AMAQI
27°C20/35°C
9th Aug 2026586 AMAQI
9th Aug 2026577 AMAQI
9th Aug 2026568 AMAQI
9th Aug 2026569 AMAQI
9th Aug 20265410 AMAQI
9th Aug 20265411 AMAQI
9th Aug 20265412 PMAQI
9th Aug 2026541 PMAQI
9th Aug 2026542 PMAQI
9th Aug 2026543 PMAQI
9th Aug 2026404 PMAQI
9th Aug 2026525 PMAQI
9th Aug 2026406 PMAQI
9th Aug 2026497 PMAQI
9th Aug 2026528 PMAQI
9th Aug 2026369 PMAQI
9th Aug 20263610 PMAQI
9th Aug 20265011 PMAQI
10th Aug 20265112 AMAQI
10th Aug 2026381 AMAQI
10th Aug 2026242 AMAQI
10th Aug 2026343 AMAQI
10th Aug 2026344 AMAQI
10th Aug 2026505 AMAQI
25°C19/32°C
10th Aug 2026506 AMAQI
6 AM10th Aug 2026507 AMAQI
10th Aug 2026508 AMAQI
10th Aug 2026489 AMAQI
10th Aug 20265010 AMAQI
10th Aug 20264911 AMAQI
10th Aug 20263412 PMAQI
10th Aug 2026461 PMAQI
1 PM10th Aug 2026522 PMAQI
10th Aug 2026423 PMAQI
10th Aug 2026604 PMAQI
10th Aug 2026585 PMAQI
10th Aug 2026466 PMAQI
10th Aug 2026537 PMAQI
10th Aug 2026538 PMAQI
8 PM10th Aug 2026469 PMAQI
10th Aug 20263410 PMAQI
10th Aug 20263411 PMAQI
1 AM
5 AM
25°C19/33°C
Day time
Avg. Highest Time
9 AM
51AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
4 PM - 8 PM
42AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 9 AM (Avg. 51), while the lowest AQI was between 4 PM to 8 PM (Avg. 42).
Night time
Avg. Highest Time
12 AM
43AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
2 AM - 4 AM
37AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 12 AM (Avg. 43), while the lowest AQI was between 2 AM to 4 AM (Avg. 37).
2026 Days Vs Air Quality
Sliven, Sliven Province, Bulgaria
2026
74%
162
23%
51
2%
5
Total number of days with different AQI categories in last 222 days in 2026 (143 days remaining)
Good
162 DaysModerate
51 DaysPoor
5 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 74%
Health Risk Level:
Low
In 2026, 74% of 222 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
Sliven, Sliven Province, Bulgaria
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
37AQI (US)
37AQI (US)
2nd January 2026
61AQI (US)
61AQI (US)
3rd January 2026
51AQI (US)
51AQI (US)
4th January 2026
42AQI (US)
42AQI (US)
5th January 2026
38AQI (US)
38AQI (US)
6th January 2026
38AQI (US)
38AQI (US)
7th January 2026
58AQI (US)
58AQI (US)
8th January 2026
44AQI (US)
44AQI (US)
9th January 2026
37AQI (US)
37AQI (US)
10th January 2026
56AQI (US)
56AQI (US)
11th January 2026
43AQI (US)
43AQI (US)
12th January 2026
38AQI (US)
38AQI (US)
13th January 2026
38AQI (US)
38AQI (US)
14th January 2026
65AQI (US)
65AQI (US)
15th January 2026
67AQI (US)
67AQI (US)
16th January 2026
61AQI (US)
61AQI (US)
17th January 2026
55AQI (US)
55AQI (US)
18th January 2026
55AQI (US)
55AQI (US)
19th January 2026
55AQI (US)
55AQI (US)
20th January 2026
63AQI (US)
63AQI (US)
21st January 2026
64AQI (US)
64AQI (US)
22nd January 2026
101AQI (US)
101AQI (US)
23rd January 2026
143AQI (US)
143AQI (US)
24th January 2026
127AQI (US)
127AQI (US)
25th January 2026
60AQI (US)
60AQI (US)
26th January 2026
83AQI (US)
83AQI (US)
27th January 2026
46AQI (US)
46AQI (US)
28th January 2026
45AQI (US)
45AQI (US)
29th January 2026
36AQI (US)
36AQI (US)
30th January 2026
25AQI (US)
25AQI (US)
31st January 2026
55AQI (US)
55AQI (US)
1st February 2026
78AQI (US)
78AQI (US)
2nd February 2026
16AQI (US)
16AQI (US)
3rd February 2026
41AQI (US)
41AQI (US)
4th February 2026
81AQI (US)
81AQI (US)
5th February 2026
89AQI (US)
89AQI (US)
6th February 2026
95AQI (US)
95AQI (US)
7th February 2026
70AQI (US)
70AQI (US)
8th February 2026
92AQI (US)
92AQI (US)
9th February 2026
89AQI (US)
89AQI (US)
10th February 2026
33AQI (US)
33AQI (US)
11th February 2026
60AQI (US)
60AQI (US)
12th February 2026
100AQI (US)
100AQI (US)
13th February 2026
89AQI (US)
89AQI (US)
14th February 2026
47AQI (US)
47AQI (US)
15th February 2026
51AQI (US)
51AQI (US)
16th February 2026
44AQI (US)
44AQI (US)
17th February 2026
46AQI (US)
46AQI (US)
18th February 2026
36AQI (US)
36AQI (US)
19th February 2026
35AQI (US)
35AQI (US)
20th February 2026
50AQI (US)
50AQI (US)
21st February 2026
44AQI (US)
44AQI (US)
22nd February 2026
69AQI (US)
69AQI (US)
23rd February 2026
57AQI (US)
57AQI (US)
24th February 2026
46AQI (US)
46AQI (US)
25th February 2026
30AQI (US)
30AQI (US)
26th February 2026
36AQI (US)
36AQI (US)
27th February 2026
43AQI (US)
43AQI (US)
28th February 2026
81AQI (US)
81AQI (US)
1st March 2026
60AQI (US)
60AQI (US)
2nd March 2026
57AQI (US)
57AQI (US)
3rd March 2026
98AQI (US)
98AQI (US)
4th March 2026
95AQI (US)
95AQI (US)
5th March 2026
102AQI (US)
102AQI (US)
6th March 2026
103AQI (US)
103AQI (US)
7th March 2026
32AQI (US)
32AQI (US)
8th March 2026
48AQI (US)
48AQI (US)
9th March 2026
35AQI (US)
35AQI (US)
10th March 2026
23AQI (US)
23AQI (US)
11th March 2026
33AQI (US)
33AQI (US)
12th March 2026
32AQI (US)
32AQI (US)
13th March 2026
27AQI (US)
27AQI (US)
14th March 2026
52AQI (US)
52AQI (US)
15th March 2026
75AQI (US)
75AQI (US)
16th March 2026
73AQI (US)
73AQI (US)
17th March 2026
61AQI (US)
61AQI (US)
18th March 2026
39AQI (US)
39AQI (US)
19th March 2026
43AQI (US)
43AQI (US)
20th March 2026
56AQI (US)
56AQI (US)
21st March 2026
66AQI (US)
66AQI (US)
22nd March 2026
74AQI (US)
74AQI (US)
23rd March 2026
79AQI (US)
79AQI (US)
24th March 2026
81AQI (US)
81AQI (US)
25th March 2026
62AQI (US)
62AQI (US)
26th March 2026
47AQI (US)
47AQI (US)
27th March 2026
66AQI (US)
66AQI (US)
28th March 2026
26AQI (US)
26AQI (US)
29th March 2026
30AQI (US)
30AQI (US)
30th March 2026
43AQI (US)
43AQI (US)
31st March 2026
32AQI (US)
32AQI (US)
1st April 2026
41AQI (US)
41AQI (US)
2nd April 2026
29AQI (US)
29AQI (US)
3rd April 2026
18AQI (US)
18AQI (US)
4th April 2026
36AQI (US)
36AQI (US)
5th April 2026
36AQI (US)
36AQI (US)
6th April 2026
33AQI (US)
33AQI (US)
7th April 2026
18AQI (US)
18AQI (US)
8th April 2026
28AQI (US)
28AQI (US)
9th April 2026
28AQI (US)
28AQI (US)
10th April 2026
31AQI (US)
31AQI (US)
11th April 2026
30AQI (US)
30AQI (US)
12th April 2026
51AQI (US)
51AQI (US)
13th April 2026
24AQI (US)
24AQI (US)
14th April 2026
24AQI (US)
24AQI (US)
15th April 2026
37AQI (US)
37AQI (US)
16th April 2026
37AQI (US)
37AQI (US)
17th April 2026
18th April 2026
38AQI (US)
38AQI (US)
19th April 2026
22AQI (US)
22AQI (US)
20th April 2026
27AQI (US)
27AQI (US)
21st April 2026
23AQI (US)
23AQI (US)
22nd April 2026
23rd April 2026
18AQI (US)
18AQI (US)
24th April 2026
16AQI (US)
16AQI (US)
25th April 2026
31AQI (US)
31AQI (US)
26th April 2026
29AQI (US)
29AQI (US)
27th April 2026
30AQI (US)
30AQI (US)
28th April 2026
24AQI (US)
24AQI (US)
29th April 2026
23AQI (US)
23AQI (US)
30th April 2026
21AQI (US)
21AQI (US)
1st May 2026
23AQI (US)
23AQI (US)
2nd May 2026
25AQI (US)
25AQI (US)
3rd May 2026
23AQI (US)
23AQI (US)
4th May 2026
30AQI (US)
30AQI (US)
5th May 2026
35AQI (US)
35AQI (US)
6th May 2026
33AQI (US)
33AQI (US)
7th May 2026
29AQI (US)
29AQI (US)
8th May 2026
32AQI (US)
32AQI (US)
9th May 2026
10th May 2026
48AQI (US)
48AQI (US)
11th May 2026
32AQI (US)
32AQI (US)
12th May 2026
34AQI (US)
34AQI (US)
13th May 2026
21AQI (US)
21AQI (US)
14th May 2026
29AQI (US)
29AQI (US)
15th May 2026
28AQI (US)
28AQI (US)
16th May 2026
42AQI (US)
42AQI (US)
17th May 2026
50AQI (US)
50AQI (US)
18th May 2026
38AQI (US)
38AQI (US)
19th May 2026
34AQI (US)
34AQI (US)
20th May 2026
44AQI (US)
44AQI (US)
21st May 2026
57AQI (US)
57AQI (US)
22nd May 2026
57AQI (US)
57AQI (US)
23rd May 2026
41AQI (US)
41AQI (US)
24th May 2026
43AQI (US)
43AQI (US)
25th May 2026
44AQI (US)
44AQI (US)
26th May 2026
38AQI (US)
38AQI (US)
27th May 2026
21AQI (US)
21AQI (US)
28th May 2026
23AQI (US)
23AQI (US)
29th May 2026
14AQI (US)
14AQI (US)
30th May 2026
18AQI (US)
18AQI (US)
31st May 2026
23AQI (US)
23AQI (US)
1st June 2026
29AQI (US)
29AQI (US)
2nd June 2026
23AQI (US)
23AQI (US)
3rd June 2026
30AQI (US)
30AQI (US)
4th June 2026
24AQI (US)
24AQI (US)
5th June 2026
27AQI (US)
27AQI (US)
6th June 2026
45AQI (US)
45AQI (US)
7th June 2026
35AQI (US)
35AQI (US)
8th June 2026
23AQI (US)
23AQI (US)
9th June 2026
25AQI (US)
25AQI (US)
10th June 2026
26AQI (US)
26AQI (US)
11th June 2026
26AQI (US)
26AQI (US)
12th June 2026
33AQI (US)
33AQI (US)
13th June 2026
26AQI (US)
26AQI (US)
14th June 2026
20AQI (US)
20AQI (US)
15th June 2026
24AQI (US)
24AQI (US)
16th June 2026
18AQI (US)
18AQI (US)
17th June 2026
30AQI (US)
30AQI (US)
18th June 2026
24AQI (US)
24AQI (US)
19th June 2026
21AQI (US)
21AQI (US)
20th June 2026
23AQI (US)
23AQI (US)
21st June 2026
26AQI (US)
26AQI (US)
22nd June 2026
36AQI (US)
36AQI (US)
23rd June 2026
35AQI (US)
35AQI (US)
24th June 2026
34AQI (US)
34AQI (US)
25th June 2026
52AQI (US)
52AQI (US)
26th June 2026
58AQI (US)
58AQI (US)
27th June 2026
35AQI (US)
35AQI (US)
28th June 2026
26AQI (US)
26AQI (US)
29th June 2026
30AQI (US)
30AQI (US)
30th June 2026
55AQI (US)
55AQI (US)
1st July 2026
49AQI (US)
49AQI (US)
2nd July 2026
31AQI (US)
31AQI (US)
3rd July 2026
36AQI (US)
36AQI (US)
4th July 2026
26AQI (US)
26AQI (US)
5th July 2026
30AQI (US)
30AQI (US)
6th July 2026
42AQI (US)
42AQI (US)
7th July 2026
48AQI (US)
48AQI (US)
8th July 2026
47AQI (US)
47AQI (US)
9th July 2026
38AQI (US)
38AQI (US)
10th July 2026
43AQI (US)
43AQI (US)
11th July 2026
45AQI (US)
45AQI (US)
12th July 2026
45AQI (US)
45AQI (US)
13th July 2026
39AQI (US)
39AQI (US)
14th July 2026
23AQI (US)
23AQI (US)
15th July 2026
35AQI (US)
35AQI (US)
16th July 2026
51AQI (US)
51AQI (US)
17th July 2026
44AQI (US)
44AQI (US)
18th July 2026
42AQI (US)
42AQI (US)
19th July 2026
43AQI (US)
43AQI (US)
20th July 2026
41AQI (US)
41AQI (US)
21st July 2026
47AQI (US)
47AQI (US)
22nd July 2026
50AQI (US)
50AQI (US)
23rd July 2026
41AQI (US)
41AQI (US)
24th July 2026
44AQI (US)
44AQI (US)
25th July 2026
44AQI (US)
44AQI (US)
26th July 2026
37AQI (US)
37AQI (US)
27th July 2026
42AQI (US)
42AQI (US)
28th July 2026
44AQI (US)
44AQI (US)
29th July 2026
44AQI (US)
44AQI (US)
30th July 2026
38AQI (US)
38AQI (US)
31st July 2026
41AQI (US)
41AQI (US)
1st August 2026
41AQI (US)
41AQI (US)
2nd August 2026
42AQI (US)
42AQI (US)
3rd August 2026
40AQI (US)
40AQI (US)
4th August 2026
43AQI (US)
43AQI (US)
5th August 2026
49AQI (US)
49AQI (US)
6th August 2026
43AQI (US)
43AQI (US)
7th August 2026
38AQI (US)
38AQI (US)
8th August 2026
50AQI (US)
50AQI (US)
9th August 2026
49AQI (US)
49AQI (US)
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
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
58AQI (US)
59AQI (US)
56AQI (US)
29AQI (US)
34AQI (US)
31AQI (US)
41AQI (US)
44AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202644AQI (US)
13
15
3
14
14
14
15
2
27
1
28
2
27
3
30
1
9
162
51
5
Highest AQI (US) recorded in
February59AQI (US)
Lowest AQI (US) recorded in
April29AQI (US)
202553AQI (US)
31
28
2
29
26
4
11
20
8
22
30
1
31
30
10
21
8
22
7
24
163
202
Highest AQI (US) recorded in
January70AQI (US)
Lowest AQI (US) recorded in
September37AQI (US)
202429AQI (US)
30
29
19
1
28
2
31
30
31
30
24
21
10
8
22
31
281
66
Highest AQI (US) recorded in
December58AQI (US)
Lowest AQI (US) recorded in
July13AQI (US)
202321AQI (US)
22
10
15
28
31
28
28
1
30
29
1
30
1
28
27
4
306
7
Highest AQI (US) recorded in
December32AQI (US)
Lowest AQI (US) recorded in
January7AQI (US)
20229AQI (US)
28
21
31
30
30
30
24
2
29
24
30
31
310
Highest AQI (US) recorded in
February12AQI (US)
Lowest AQI (US) recorded in
August6AQI (US)
202112AQI (US)
24
28
29
18
31
30
31
31
30
31
30
31
344
Highest AQI (US) recorded in
February18AQI (US)
Lowest AQI (US) recorded in
October8AQI (US)
202011AQI (US)
13
9
17
30
31
31
30
28
28
28
245
Highest AQI (US) recorded in
March16AQI (US)
Lowest AQI (US) recorded in
June9AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
53AQI (US)Least Polluted Year Recorded
2022(Avg.)
9AQI (US)Sliven's annual 2026 AQI (US) (44) shows an average percentage change of 183.3% (worsened AQI (US)) compared to previous years: 2020 (11), 2021 (12), 2022 (9), 2023 (21), 2024 (29), 2025 (53).
