Cluj Napoca, Cluj County, Romania 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+
July Air Quality Analysis
Cluj Napoca, Cluj County, Romania
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
2nd Jul 2026
62AQILowest AQI recorded on
4th Jul 2026
18AQISame Day Analysis (29th July):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 29 of Good air quality on the same day.
Day & Night AQI Trend: 29th Jul - 30th Jul 2026
Cluj Napoca, Cluj County, Romania
AQI
Day
Night
.
5 AM29th Jul 2026
9 PM
4 AM30th Jul 2026
Day time
Avg. Highest Time
1PM29th Jul
51AQI
Avg. Lowest Time
7PM29th Jul
13AQI
Night time
Avg. Highest Time
12AM30th Jul
54AQI
Avg. Lowest Time
1AM30th Jul
23AQI
In the last 24 hours,
Cluj Napoca's AQI reached its highest point of 54 at 12 AM during the Night, while the lowest point, 13, was recorded at 7 PM during the Day between 29th Jul and 30th Jul 2026.
Day & Night AQI Trend : Jul 2026
Cluj Napoca, Cluj County, Romania
Jul
01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th
Day
Night
1st Jul 2026695 AMAQI
1st Jul 2026696 AMAQI
1st Jul 2026647 AMAQI
1st Jul 2026818 AMAQI
1st Jul 2026269 AMAQI
1st Jul 20262710 AMAQI
1st Jul 20262511 AMAQI
1st Jul 20262512 PMAQI
1st Jul 2026261 PMAQI
1st Jul 2026272 PMAQI
1st Jul 2026293 PMAQI
1st Jul 2026264 PMAQI
1st Jul 2026285 PMAQI
1st Jul 2026296 PMAQI
1st Jul 2026297 PMAQI
1st Jul 2026308 PMAQI
1st Jul 2026289 PMAQI
1st Jul 20262810 PMAQI
1st Jul 20262611 PMAQI
2nd Jul 20262812 AMAQI
2nd Jul 2026271 AMAQI
2nd Jul 2026292 AMAQI
2nd Jul 2026283 AMAQI
2nd Jul 20261314 AMAQI
23°C17/31°C
2nd Jul 2026855 AMAQI
2nd Jul 2026756 AMAQI
2nd Jul 2026707 AMAQI
2nd Jul 2026458 AMAQI
2nd Jul 2026649 AMAQI
2nd Jul 20266010 AMAQI
2nd Jul 20265711 AMAQI
2nd Jul 20267012 PMAQI
2nd Jul 2026711 PMAQI
2nd Jul 2026972 PMAQI
2nd Jul 2026653 PMAQI
2nd Jul 2026604 PMAQI
2nd Jul 2026675 PMAQI
2nd Jul 2026596 PMAQI
2nd Jul 2026647 PMAQI
2nd Jul 2026518 PMAQI
2nd Jul 2026559 PMAQI
2nd Jul 20266110 PMAQI
2nd Jul 20266111 PMAQI
3rd Jul 20265512 AMAQI
3rd Jul 2026391 AMAQI
3rd Jul 2026372 AMAQI
3rd Jul 2026383 AMAQI
3rd Jul 2026344 AMAQI
22°C16/28°C
3rd Jul 2026365 AMAQI
3rd Jul 2026496 AMAQI
3rd Jul 2026537 AMAQI
3rd Jul 2026628 AMAQI
3rd Jul 2026539 AMAQI
3rd Jul 20265410 AMAQI
3rd Jul 20264711 AMAQI
3rd Jul 20265012 PMAQI
3rd Jul 2026521 PMAQI
3rd Jul 2026592 PMAQI
3rd Jul 2026953 PMAQI
3rd Jul 2026654 PMAQI
3rd Jul 2026265 PMAQI
3rd Jul 2026126 PMAQI
3rd Jul 2026167 PMAQI
3rd Jul 2026188 PMAQI
3rd Jul 2026289 PMAQI
3rd Jul 20264810 PMAQI
3rd Jul 20266311 PMAQI
4th Jul 20265712 AMAQI
4th Jul 2026461 AMAQI
4th Jul 2026302 AMAQI
4th Jul 2026313 AMAQI
4th Jul 2026204 AMAQI
20°C16/26°C
4th Jul 2026135 AMAQI
4th Jul 2026116 AMAQI
4th Jul 202677 AMAQI
4th Jul 202678 AMAQI
4th Jul 202679 AMAQI
4th Jul 2026810 AMAQI
4th Jul 2026811 AMAQI
4th Jul 20261412 PMAQI
4th Jul 2026211 PMAQI
4th Jul 2026182 PMAQI
4th Jul 2026173 PMAQI
4th Jul 202674 PMAQI
4th Jul 202675 PMAQI
4th Jul 202686 PMAQI
4th Jul 202687 PMAQI
4th Jul 202688 PMAQI
4th Jul 2026159 PMAQI
4th Jul 20262310 PMAQI
4th Jul 20265111 PMAQI
5th Jul 20264612 AMAQI
5th Jul 2026261 AMAQI
5th Jul 2026242 AMAQI
5th Jul 2026223 AMAQI
5th Jul 2026184 AMAQI
17°C12/22°C
5th Jul 2026165 AMAQI
5th Jul 2026156 AMAQI
5th Jul 2026137 AMAQI
5th Jul 2026128 AMAQI
5th Jul 2026129 AMAQI
5th Jul 2026810 AMAQI
5th Jul 2026811 AMAQI
5th Jul 20261612 PMAQI
5th Jul 2026121 PMAQI
5th Jul 2026122 PMAQI
5th Jul 2026133 PMAQI
5th Jul 2026124 PMAQI
5th Jul 2026175 PMAQI
5th Jul 2026126 PMAQI
5th Jul 2026147 PMAQI
5th Jul 2026128 PMAQI
5th Jul 2026339 PMAQI
5th Jul 20262310 PMAQI
5th Jul 20262611 PMAQI
6th Jul 20262612 AMAQI
6th Jul 2026241 AMAQI
6th Jul 2026252 AMAQI
6th Jul 2026233 AMAQI
6th Jul 2026244 AMAQI
17°C11/23°C
6th Jul 2026235 AMAQI
6th Jul 2026226 AMAQI
6th Jul 2026217 AMAQI
6th Jul 2026228 AMAQI
6th Jul 2026259 AMAQI
6th Jul 20262510 AMAQI
6th Jul 20261811 AMAQI
6th Jul 20261812 PMAQI
6th Jul 2026221 PMAQI
6th Jul 2026272 PMAQI
6th Jul 2026283 PMAQI
6th Jul 2026264 PMAQI
6th Jul 2026285 PMAQI
6th Jul 2026306 PMAQI
6th Jul 2026257 PMAQI
6th Jul 2026298 PMAQI
6th Jul 2026319 PMAQI
6th Jul 20262710 PMAQI
6th Jul 20262911 PMAQI
7th Jul 20263012 AMAQI
7th Jul 2026281 AMAQI
7th Jul 2026312 AMAQI
7th Jul 2026253 AMAQI
7th Jul 2026274 AMAQI
19°C12/24°C
7th Jul 2026255 AMAQI
7th Jul 2026256 AMAQI
7th Jul 2026257 AMAQI
7th Jul 2026248 AMAQI
7th Jul 2026309 AMAQI
7th Jul 20262610 AMAQI
7th Jul 20262011 AMAQI
7th Jul 20262412 PMAQI
7th Jul 2026261 PMAQI
7th Jul 2026282 PMAQI
7th Jul 2026293 PMAQI
7th Jul 2026274 PMAQI
7th Jul 2026285 PMAQI
7th Jul 2026326 PMAQI
7th Jul 2026307 PMAQI
7th Jul 2026308 PMAQI
7th Jul 2026309 PMAQI
7th Jul 20262810 PMAQI
7th Jul 20263111 PMAQI
8th Jul 20263012 AMAQI
8th Jul 2026291 AMAQI
8th Jul 2026302 AMAQI
8th Jul 2026263 AMAQI
8th Jul 2026274 AMAQI
19°C14/25°C
8th Jul 2026275 AMAQI
8th Jul 2026256 AMAQI
8th Jul 2026267 AMAQI
8th Jul 2026268 AMAQI
8th Jul 2026289 AMAQI
8th Jul 20262810 AMAQI
8th Jul 20262511 AMAQI
8th Jul 20262612 PMAQI
8th Jul 2026211 PMAQI
8th Jul 2026342 PMAQI
8th Jul 2026243 PMAQI
8th Jul 2026254 PMAQI
8th Jul 2026245 PMAQI
8th Jul 2026296 PMAQI
8th Jul 2026417 PMAQI
8th Jul 2026388 PMAQI
8th Jul 2026319 PMAQI
8th Jul 20263010 PMAQI
8th Jul 20262811 PMAQI
9th Jul 20262912 AMAQI
9th Jul 2026291 AMAQI
9th Jul 2026262 AMAQI
9th Jul 2026243 AMAQI
9th Jul 2026254 AMAQI
17°C11/21°C
9th Jul 2026245 AMAQI
9th Jul 2026236 AMAQI
9th Jul 2026237 AMAQI
9th Jul 2026258 AMAQI
9th Jul 2026279 AMAQI
9th Jul 20262610 AMAQI
9th Jul 20262611 AMAQI
9th Jul 20262412 PMAQI
9th Jul 2026241 PMAQI
9th Jul 2026272 PMAQI
9th Jul 2026263 PMAQI
9th Jul 2026404 PMAQI
9th Jul 2026295 PMAQI
9th Jul 2026276 PMAQI
9th Jul 2026307 PMAQI
9th Jul 2026298 PMAQI
9th Jul 2026299 PMAQI
9th Jul 20262510 PMAQI
9th Jul 20263011 PMAQI
10th Jul 20261612 AMAQI
10th Jul 2026251 AMAQI
10th Jul 2026292 AMAQI
10th Jul 2026293 AMAQI
10th Jul 2026304 AMAQI
15°C9/22°C
10th Jul 2026255 AMAQI
10th Jul 2026286 AMAQI
10th Jul 2026257 AMAQI
10th Jul 2026268 AMAQI
10th Jul 2026259 AMAQI
10th Jul 20262510 AMAQI
10th Jul 20263011 AMAQI
10th Jul 20262812 PMAQI
10th Jul 2026311 PMAQI
10th Jul 2026302 PMAQI
10th Jul 2026303 PMAQI
10th Jul 2026164 PMAQI
10th Jul 2026265 PMAQI
10th Jul 2026266 PMAQI
10th Jul 2026347 PMAQI
10th Jul 2026318 PMAQI
10th Jul 2026329 PMAQI
10th Jul 20264710 PMAQI
10th Jul 20265311 PMAQI
11th Jul 20264912 AMAQI
11th Jul 2026511 AMAQI
11th Jul 2026372 AMAQI
11th Jul 2026503 AMAQI
11th Jul 2026454 AMAQI
16°C9/22°C
11th Jul 2026435 AMAQI
11th Jul 2026456 AMAQI
11th Jul 2026267 AMAQI
11th Jul 2026268 AMAQI
11th Jul 2026319 AMAQI
11th Jul 20262710 AMAQI
11th Jul 20263011 AMAQI
11th Jul 20263012 PMAQI
11th Jul 2026291 PMAQI
11th Jul 2026282 PMAQI
11th Jul 2026303 PMAQI
11th Jul 2026314 PMAQI
11th Jul 2026325 PMAQI
11th Jul 2026326 PMAQI
11th Jul 2026317 PMAQI
11th Jul 2026308 PMAQI
11th Jul 2026309 PMAQI
11th Jul 20262810 PMAQI
11th Jul 20263111 PMAQI
12th Jul 20263112 AMAQI
12th Jul 2026611 AMAQI
12th Jul 2026552 AMAQI
12th Jul 2026603 AMAQI
12th Jul 2026484 AMAQI
18°C12/26°C
12th Jul 2026545 AMAQI
12th Jul 2026446 AMAQI
12th Jul 2026477 AMAQI
12th Jul 2026598 AMAQI
12th Jul 2026589 AMAQI
12th Jul 20264810 AMAQI
12th Jul 20264411 AMAQI
12th Jul 20263112 PMAQI
12th Jul 2026301 PMAQI
12th Jul 2026292 PMAQI
12th Jul 2026313 PMAQI
12th Jul 2026304 PMAQI
12th Jul 2026305 PMAQI
12th Jul 2026146 PMAQI
12th Jul 2026207 PMAQI
12th Jul 2026348 PMAQI
12th Jul 2026309 PMAQI
12th Jul 20262610 PMAQI
12th Jul 20262811 PMAQI
13th Jul 20262812 AMAQI
13th Jul 2026281 AMAQI
13th Jul 2026302 AMAQI
13th Jul 2026303 AMAQI
13th Jul 2026304 AMAQI
18°C13/25°C
13th Jul 2026265 AMAQI
13th Jul 2026276 AMAQI
13th Jul 2026247 AMAQI
13th Jul 2026238 AMAQI
13th Jul 2026739 AMAQI
13th Jul 20262410 AMAQI
13th Jul 20262611 AMAQI
13th Jul 20262112 PMAQI
13th Jul 2026161 PMAQI
13th Jul 2026272 PMAQI
13th Jul 2026123 PMAQI
13th Jul 2026164 PMAQI
13th Jul 202675 PMAQI
13th Jul 2026156 PMAQI
13th Jul 2026217 PMAQI
13th Jul 2026238 PMAQI
13th Jul 2026149 PMAQI
13th Jul 20262010 PMAQI
13th Jul 20262411 PMAQI
14th Jul 20262512 AMAQI
14th Jul 2026171 AMAQI
14th Jul 2026192 AMAQI
14th Jul 2026163 AMAQI
14th Jul 2026184 AMAQI
18°C13/24°C
14th Jul 2026185 AMAQI
14th Jul 2026216 AMAQI
14th Jul 2026247 AMAQI
14th Jul 2026298 AMAQI
14th Jul 2026509 AMAQI
14th Jul 20265710 AMAQI
14th Jul 20265811 AMAQI
14th Jul 20265912 PMAQI
14th Jul 2026601 PMAQI
14th Jul 2026532 PMAQI
14th Jul 2026383 PMAQI
14th Jul 2026384 PMAQI
14th Jul 2026445 PMAQI
14th Jul 2026406 PMAQI
14th Jul 2026627 PMAQI
14th Jul 2026478 PMAQI
14th Jul 2026259 PMAQI
14th Jul 20262610 PMAQI
14th Jul 20264011 PMAQI
15th Jul 20265312 AMAQI
15th Jul 2026681 AMAQI
15th Jul 2026542 AMAQI
15th Jul 2026623 AMAQI
15th Jul 2026614 AMAQI
21°C14/27°C
15th Jul 2026615 AMAQI
15th Jul 2026666 AMAQI
15th Jul 2026557 AMAQI
15th Jul 2026618 AMAQI
15th Jul 2026629 AMAQI
15th Jul 20266010 AMAQI
15th Jul 20265711 AMAQI
15th Jul 20265412 PMAQI
15th Jul 2026471 PMAQI
15th Jul 2026692 PMAQI
15th Jul 2026413 PMAQI
15th Jul 2026364 PMAQI
15th Jul 2026375 PMAQI
15th Jul 2026506 PMAQI
15th Jul 2026577 PMAQI
15th Jul 2026678 PMAQI
15th Jul 2026279 PMAQI
15th Jul 20265210 PMAQI
15th Jul 20264211 PMAQI
16th Jul 20264712 AMAQI
16th Jul 2026531 AMAQI
16th Jul 2026432 AMAQI
16th Jul 2026553 AMAQI
16th Jul 2026394 AMAQI
21°C15/30°C
16th Jul 2026365 AMAQI
16th Jul 2026326 AMAQI
16th Jul 2026337 AMAQI
16th Jul 2026338 AMAQI
16th Jul 2026309 AMAQI
16th Jul 20264010 AMAQI
16th Jul 20264311 AMAQI
16th Jul 20264512 PMAQI
16th Jul 2026461 PMAQI
16th Jul 2026182 PMAQI
16th Jul 2026263 PMAQI
16th Jul 2026244 PMAQI
16th Jul 2026265 PMAQI
16th Jul 2026246 PMAQI
16th Jul 2026297 PMAQI
16th Jul 2026268 PMAQI
16th Jul 2026179 PMAQI
16th Jul 20261610 PMAQI
16th Jul 20263511 PMAQI
17th Jul 20262212 AMAQI
17th Jul 2026281 AMAQI
17th Jul 2026332 AMAQI
17th Jul 2026433 AMAQI
17th Jul 2026334 AMAQI
22°C15/29°C
17th Jul 2026475 AMAQI
17th Jul 2026456 AMAQI
17th Jul 2026537 AMAQI
17th Jul 2026598 AMAQI
17th Jul 2026569 AMAQI
17th Jul 20265510 AMAQI
17th Jul 20265611 AMAQI
17th Jul 20265712 PMAQI
17th Jul 2026471 PMAQI
17th Jul 2026472 PMAQI
17th Jul 2026453 PMAQI
17th Jul 2026274 PMAQI
17th Jul 2026365 PMAQI
17th Jul 2026306 PMAQI
17th Jul 2026277 PMAQI
17th Jul 2026338 PMAQI
17th Jul 2026319 PMAQI
17th Jul 20265910 PMAQI
17th Jul 20265311 PMAQI
18th Jul 20266112 AMAQI
18th Jul 2026601 AMAQI
18th Jul 2026602 AMAQI
18th Jul 2026543 AMAQI
18th Jul 2026534 AMAQI
23°C16/30°C
18th Jul 2026545 AMAQI
18th Jul 2026536 AMAQI
18th Jul 2026577 AMAQI
18th Jul 2026548 AMAQI
18th Jul 2026639 AMAQI
18th Jul 20265610 AMAQI
18th Jul 20265711 AMAQI
18th Jul 20265312 PMAQI
18th Jul 2026511 PMAQI
18th Jul 2026522 PMAQI
18th Jul 2026493 PMAQI
18th Jul 2026514 PMAQI
18th Jul 2026435 PMAQI
18th Jul 2026456 PMAQI
18th Jul 2026457 PMAQI
18th Jul 2026528 PMAQI
18th Jul 2026599 PMAQI
18th Jul 20265810 PMAQI
18th Jul 20265911 PMAQI
19th Jul 20265812 AMAQI
19th Jul 2026601 AMAQI
19th Jul 2026612 AMAQI
19th Jul 2026603 AMAQI
19th Jul 2026624 AMAQI
23°C17/30°C
19th Jul 2026625 AMAQI
19th Jul 2026636 AMAQI
19th Jul 2026617 AMAQI
19th Jul 2026588 AMAQI
19th Jul 2026549 AMAQI
19th Jul 20264910 AMAQI
19th Jul 20264711 AMAQI
19th Jul 20265512 PMAQI
19th Jul 2026461 PMAQI
19th Jul 2026412 PMAQI
19th Jul 2026313 PMAQI
19th Jul 2026274 PMAQI
19th Jul 2026255 PMAQI
19th Jul 2026266 PMAQI
19th Jul 2026247 PMAQI
19th Jul 2026258 PMAQI
19th Jul 2026429 PMAQI
19th Jul 20264110 PMAQI
19th Jul 20265011 PMAQI
20th Jul 20264712 AMAQI
20th Jul 2026431 AMAQI
20th Jul 2026432 AMAQI
20th Jul 2026513 AMAQI
20th Jul 2026444 AMAQI
24°C18/31°C
20th Jul 2026455 AMAQI
20th Jul 2026516 AMAQI
20th Jul 2026537 AMAQI
20th Jul 2026578 AMAQI
20th Jul 2026669 AMAQI
20th Jul 20265410 AMAQI
20th Jul 20265811 AMAQI
20th Jul 20264312 PMAQI
20th Jul 2026411 PMAQI
20th Jul 2026372 PMAQI
20th Jul 2026323 PMAQI
20th Jul 2026274 PMAQI
20th Jul 2026235 PMAQI
20th Jul 2026246 PMAQI
20th Jul 2026237 PMAQI
20th Jul 2026218 PMAQI
20th Jul 2026429 PMAQI
20th Jul 20262410 PMAQI
20th Jul 20263211 PMAQI
21st Jul 20262212 AMAQI
21st Jul 2026211 AMAQI
21st Jul 2026232 AMAQI
21st Jul 2026273 AMAQI
21st Jul 2026294 AMAQI
22°C16/29°C
21st Jul 2026385 AMAQI
21st Jul 2026277 AMAQI
21st Jul 2026298 AMAQI
21st Jul 2026299 AMAQI
21st Jul 20262510 AMAQI
21st Jul 20262611 AMAQI
21st Jul 20262612 PMAQI
21st Jul 2026381 PMAQI
21st Jul 2026332 PMAQI
21st Jul 2026303 PMAQI
21st Jul 2026274 PMAQI
21st Jul 2026255 PMAQI
21st Jul 2026246 PMAQI
21st Jul 2026227 PMAQI
21st Jul 2026268 PMAQI
21st Jul 2026369 PMAQI
21st Jul 20262910 PMAQI
21st Jul 20263811 PMAQI
22nd Jul 20264412 AMAQI
22nd Jul 2026241 AMAQI
22nd Jul 2026272 AMAQI
22nd Jul 2026393 AMAQI
22nd Jul 2026314 AMAQI
21°C14/28°C
22nd Jul 2026225 AMAQI
22nd Jul 2026366 AMAQI
22nd Jul 2026307 AMAQI
22nd Jul 2026288 AMAQI
22nd Jul 2026249 AMAQI
22nd Jul 20262110 AMAQI
22nd Jul 20262511 AMAQI
22nd Jul 20262812 PMAQI
22nd Jul 2026321 PMAQI
22nd Jul 2026352 PMAQI
22nd Jul 2026243 PMAQI
22nd Jul 2026214 PMAQI
22nd Jul 2026215 PMAQI
22nd Jul 2026436 PMAQI
22nd Jul 2026557 PMAQI
22nd Jul 2026218 PMAQI
22nd Jul 2026239 PMAQI
22nd Jul 20263210 PMAQI
22nd Jul 20263311 PMAQI
23rd Jul 20262912 AMAQI
23rd Jul 2026221 AMAQI
23rd Jul 2026292 AMAQI
23rd Jul 2026293 AMAQI
23rd Jul 2026294 AMAQI
17°C13/23°C
23rd Jul 2026295 AMAQI
23rd Jul 2026266 AMAQI
23rd Jul 2026267 AMAQI
23rd Jul 2026268 AMAQI
23rd Jul 2026299 AMAQI
23rd Jul 20263010 AMAQI
23rd Jul 20264111 AMAQI
23rd Jul 20262912 PMAQI
23rd Jul 2026271 PMAQI
23rd Jul 2026292 PMAQI
23rd Jul 2026293 PMAQI
23rd Jul 2026294 PMAQI
23rd Jul 2026645 PMAQI
23rd Jul 2026296 PMAQI
23rd Jul 2026297 PMAQI
23rd Jul 2026298 PMAQI
23rd Jul 2026379 PMAQI
23rd Jul 20262210 PMAQI
23rd Jul 20264211 PMAQI
24th Jul 20264512 AMAQI
24th Jul 2026381 AMAQI
24th Jul 2026222 AMAQI
24th Jul 2026293 AMAQI
24th Jul 2026294 AMAQI
18°C10/25°C
24th Jul 2026295 AMAQI
24th Jul 2026276 AMAQI
24th Jul 2026257 AMAQI
24th Jul 2026258 AMAQI
24th Jul 2026269 AMAQI
24th Jul 20262510 AMAQI
24th Jul 20262511 AMAQI
24th Jul 20262512 PMAQI
24th Jul 2026321 PMAQI
24th Jul 2026252 PMAQI
24th Jul 2026253 PMAQI
24th Jul 2026254 PMAQI
24th Jul 2026255 PMAQI
24th Jul 2026256 PMAQI
24th Jul 2026257 PMAQI
24th Jul 2026258 PMAQI
24th Jul 2026269 PMAQI
24th Jul 20263910 PMAQI
24th Jul 20265511 PMAQI
25th Jul 20265612 AMAQI
25th Jul 2026551 AMAQI
25th Jul 2026332 AMAQI
25th Jul 2026333 AMAQI
25th Jul 2026314 AMAQI
16°C10/20°C
25th Jul 2026335 AMAQI
25th Jul 2026226 AMAQI
25th Jul 2026217 AMAQI
25th Jul 2026238 AMAQI
25th Jul 2026219 AMAQI
25th Jul 20262010 AMAQI
25th Jul 20261811 AMAQI
25th Jul 20261412 PMAQI
25th Jul 2026201 PMAQI
25th Jul 2026202 PMAQI
25th Jul 2026173 PMAQI
25th Jul 202694 PMAQI
25th Jul 202695 PMAQI
25th Jul 2026156 PMAQI
25th Jul 2026217 PMAQI
25th Jul 2026218 PMAQI
25th Jul 2026239 PMAQI
25th Jul 20262810 PMAQI
25th Jul 20263811 PMAQI
26th Jul 20264512 AMAQI
26th Jul 2026311 AMAQI
26th Jul 2026272 AMAQI
26th Jul 2026243 AMAQI
26th Jul 2026254 AMAQI
16°C8/24°C
26th Jul 2026275 AMAQI
26th Jul 2026336 AMAQI
26th Jul 2026257 AMAQI
26th Jul 2026388 AMAQI
26th Jul 2026299 AMAQI
26th Jul 20262510 AMAQI
26th Jul 20262911 AMAQI
26th Jul 20262112 PMAQI
26th Jul 2026251 PMAQI
26th Jul 2026232 PMAQI
26th Jul 2026273 PMAQI
26th Jul 2026154 PMAQI
26th Jul 2026185 PMAQI
26th Jul 2026216 PMAQI
26th Jul 2026257 PMAQI
26th Jul 2026278 PMAQI
26th Jul 2026339 PMAQI
26th Jul 20263310 PMAQI
26th Jul 20263111 PMAQI
27th Jul 20262812 AMAQI
27th Jul 2026571 AMAQI
27th Jul 2026222 AMAQI
27th Jul 2026513 AMAQI
27th Jul 2026244 AMAQI
20°C11/29°C
27th Jul 2026265 AMAQI
27th Jul 2026246 AMAQI
27th Jul 2026297 AMAQI
27th Jul 2026328 AMAQI
27th Jul 2026329 AMAQI
27th Jul 20264410 AMAQI
27th Jul 20265611 AMAQI
27th Jul 20265112 PMAQI
27th Jul 2026481 PMAQI
27th Jul 2026372 PMAQI
27th Jul 2026443 PMAQI
27th Jul 2026474 PMAQI
27th Jul 2026305 PMAQI
27th Jul 2026286 PMAQI
27th Jul 2026417 PMAQI
27th Jul 2026308 PMAQI
27th Jul 2026479 PMAQI
27th Jul 20265410 PMAQI
27th Jul 20265811 PMAQI
28th Jul 20265212 AMAQI
28th Jul 2026521 AMAQI
28th Jul 2026432 AMAQI
28th Jul 2026333 AMAQI
28th Jul 2026284 AMAQI
21°C16/28°C
28th Jul 2026235 AMAQI
28th Jul 2026386 AMAQI
28th Jul 2026297 AMAQI
28th Jul 2026318 AMAQI
28th Jul 2026339 AMAQI
28th Jul 20262710 AMAQI
28th Jul 20263811 AMAQI
28th Jul 20263012 PMAQI
28th Jul 2026331 PMAQI
28th Jul 2026312 PMAQI
28th Jul 2026243 PMAQI
28th Jul 2026334 PMAQI
28th Jul 2026295 PMAQI
28th Jul 2026296 PMAQI
28th Jul 2026337 PMAQI
28th Jul 2026298 PMAQI
28th Jul 2026299 PMAQI
28th Jul 20263010 PMAQI
28th Jul 20264111 PMAQI
29th Jul 20262412 AMAQI
29th Jul 2026221 AMAQI
29th Jul 2026212 AMAQI
29th Jul 2026423 AMAQI
29th Jul 2026374 AMAQI
20°C13/26°C
29th Jul 2026305 AMAQI
29th Jul 2026296 AMAQI
29th Jul 2026217 AMAQI
29th Jul 2026218 AMAQI
29th Jul 2026289 AMAQI
29th Jul 20262710 AMAQI
29th Jul 20262411 AMAQI
29th Jul 20263012 PMAQI
29th Jul 2026511 PMAQI
29th Jul 2026242 PMAQI
29th Jul 2026403 PMAQI
29th Jul 2026314 PMAQI
29th Jul 2026215 PMAQI
29th Jul 2026456 PMAQI
29th Jul 2026137 PMAQI
29th Jul 2026328 PMAQI
29th Jul 2026279 PMAQI
29th Jul 20262410 PMAQI
29th Jul 20263811 PMAQI
30th Jul 20265412 AMAQI
30th Jul 2026231 AMAQI
30th Jul 2026242 AMAQI
30th Jul 2026243 AMAQI
30th Jul 2026344 AMAQI
21°C13/29°C
30th Jul 2026235 AMAQI
5 AM30th Jul 2026236 AMAQI
30th Jul 2026447 AMAQI
30th Jul 2026328 AMAQI
30th Jul 2026339 AMAQI
30th Jul 20263410 AMAQI
30th Jul 20262511 AMAQI
30th Jul 20262512 PMAQI
30th Jul 2026291 PMAQI
1 PM30th Jul 2026312 PMAQI
30th Jul 2026293 PMAQI
30th Jul 2026244 PMAQI
30th Jul 2026295 PMAQI
30th Jul 2026296 PMAQI
30th Jul 2026297 PMAQI
30th Jul 2026378 PMAQI
30th Jul 2026309 PMAQI
9 PM30th Jul 20262410 PMAQI
30th Jul 20263211 PMAQI
1 AM
4 AM
22°C14/31°C
Day time
Avg. Highest Time
5 AM - 9 AM
36AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
5 PM - 6 PM
28AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 9 AM (Avg. 36), while the lowest AQI was between 5 PM to 6 PM (Avg. 28).
Night time
Avg. Highest Time
12 AM - 1 AM
40AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
10 PM
34AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 1 AM (Avg. 40), while the lowest AQI was between 10 PM to 10 PM (Avg. 34).
2026 Days Vs Air Quality
Cluj Napoca, Cluj County, Romania
2026
40%
82
43%
88
16%
34
1%
3
Total number of days with different AQI categories in last 211 days in 2026 (154 days remaining)
Good
82 DaysModerate
88 DaysPoor
34 DaysUnhealthy
3 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 40%
Health Risk Level:
Significant
In 2026, 40% of 211 days were within WHO’s safe air quality limits, and 60% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Cluj Napoca, Cluj County, Romania
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
65AQI (US)
65AQI (US)
2nd January 2026
68AQI (US)
68AQI (US)
3rd January 2026
51AQI (US)
51AQI (US)
4th January 2026
87AQI (US)
87AQI (US)
5th January 2026
85AQI (US)
85AQI (US)
6th January 2026
111AQI (US)
111AQI (US)
7th January 2026
69AQI (US)
69AQI (US)
8th January 2026
80AQI (US)
80AQI (US)
9th January 2026
82AQI (US)
82AQI (US)
10th January 2026
107AQI (US)
107AQI (US)
11th January 2026
65AQI (US)
65AQI (US)
12th January 2026
113AQI (US)
113AQI (US)
13th January 2026
101AQI (US)
101AQI (US)
14th January 2026
121AQI (US)
121AQI (US)
15th January 2026
143AQI (US)
143AQI (US)
16th January 2026
107AQI (US)
107AQI (US)
17th January 2026
75AQI (US)
75AQI (US)
18th January 2026
134AQI (US)
134AQI (US)
19th January 2026
138AQI (US)
138AQI (US)
20th January 2026
156AQI (US)
156AQI (US)
21st January 2026
157AQI (US)
157AQI (US)
22nd January 2026
164AQI (US)
164AQI (US)
23rd January 2026
131AQI (US)
131AQI (US)
24th January 2026
142AQI (US)
142AQI (US)
25th January 2026
116AQI (US)
116AQI (US)
26th January 2026
66AQI (US)
66AQI (US)
27th January 2026
110AQI (US)
110AQI (US)
28th January 2026
99AQI (US)
99AQI (US)
29th January 2026
138AQI (US)
138AQI (US)
30th January 2026
146AQI (US)
146AQI (US)
31st January 2026
108AQI (US)
108AQI (US)
1st February 2026
89AQI (US)
89AQI (US)
2nd February 2026
93AQI (US)
93AQI (US)
3rd February 2026
92AQI (US)
92AQI (US)
4th February 2026
113AQI (US)
113AQI (US)
5th February 2026
69AQI (US)
69AQI (US)
6th February 2026
57AQI (US)
57AQI (US)
7th February 2026
76AQI (US)
76AQI (US)
8th February 2026
103AQI (US)
103AQI (US)
9th February 2026
99AQI (US)
99AQI (US)
10th February 2026
71AQI (US)
71AQI (US)
11th February 2026
79AQI (US)
79AQI (US)
12th February 2026
90AQI (US)
90AQI (US)
13th February 2026
103AQI (US)
103AQI (US)
14th February 2026
69AQI (US)
69AQI (US)
15th February 2026
91AQI (US)
91AQI (US)
16th February 2026
89AQI (US)
89AQI (US)
17th February 2026
101AQI (US)
101AQI (US)
18th February 2026
88AQI (US)
88AQI (US)
19th February 2026
84AQI (US)
84AQI (US)
20th February 2026
75AQI (US)
75AQI (US)
21st February 2026
46AQI (US)
46AQI (US)
22nd February 2026
111AQI (US)
111AQI (US)
23rd February 2026
110AQI (US)
110AQI (US)
24th February 2026
81AQI (US)
81AQI (US)
25th February 2026
40AQI (US)
40AQI (US)
26th February 2026
55AQI (US)
55AQI (US)
27th February 2026
107AQI (US)
107AQI (US)
28th February 2026
124AQI (US)
124AQI (US)
1st March 2026
112AQI (US)
112AQI (US)
2nd March 2026
114AQI (US)
114AQI (US)
3rd March 2026
123AQI (US)
123AQI (US)
4th March 2026
108AQI (US)
108AQI (US)
5th March 2026
107AQI (US)
107AQI (US)
6th March 2026
59AQI (US)
59AQI (US)
7th March 2026
91AQI (US)
91AQI (US)
8th March 2026
107AQI (US)
107AQI (US)
9th March 2026
88AQI (US)
88AQI (US)
10th March 2026
87AQI (US)
87AQI (US)
11th March 2026
80AQI (US)
80AQI (US)
12th March 2026
94AQI (US)
94AQI (US)
13th March 2026
103AQI (US)
103AQI (US)
14th March 2026
95AQI (US)
95AQI (US)
15th March 2026
58AQI (US)
58AQI (US)
16th March 2026
81AQI (US)
81AQI (US)
17th March 2026
108AQI (US)
108AQI (US)
18th March 2026
109AQI (US)
109AQI (US)
19th March 2026
76AQI (US)
76AQI (US)
20th March 2026
64AQI (US)
64AQI (US)
21st March 2026
75AQI (US)
75AQI (US)
22nd March 2026
61AQI (US)
61AQI (US)
23rd March 2026
50AQI (US)
50AQI (US)
24th March 2026
78AQI (US)
78AQI (US)
25th March 2026
90AQI (US)
90AQI (US)
26th March 2026
94AQI (US)
94AQI (US)
27th March 2026
73AQI (US)
73AQI (US)
28th March 2026
65AQI (US)
65AQI (US)
29th March 2026
58AQI (US)
58AQI (US)
30th March 2026
83AQI (US)
83AQI (US)
31st March 2026
69AQI (US)
69AQI (US)
1st April 2026
77AQI (US)
77AQI (US)
2nd April 2026
85AQI (US)
85AQI (US)
3rd April 2026
116AQI (US)
116AQI (US)
4th April 2026
74AQI (US)
74AQI (US)
5th April 2026
67AQI (US)
67AQI (US)
6th April 2026
65AQI (US)
65AQI (US)
7th April 2026
39AQI (US)
39AQI (US)
8th April 2026
62AQI (US)
62AQI (US)
9th April 2026
58AQI (US)
58AQI (US)
10th April 2026
69AQI (US)
69AQI (US)
11th April 2026
70AQI (US)
70AQI (US)
12th April 2026
78AQI (US)
78AQI (US)
13th April 2026
88AQI (US)
88AQI (US)
14th April 2026
55AQI (US)
55AQI (US)
15th April 2026
82AQI (US)
82AQI (US)
16th April 2026
73AQI (US)
73AQI (US)
17th April 2026
18th April 2026
56AQI (US)
56AQI (US)
19th April 2026
48AQI (US)
48AQI (US)
20th April 2026
61AQI (US)
61AQI (US)
21st April 2026
50AQI (US)
50AQI (US)
22nd April 2026
23rd April 2026
31AQI (US)
31AQI (US)
24th April 2026
32AQI (US)
32AQI (US)
25th April 2026
57AQI (US)
57AQI (US)
26th April 2026
36AQI (US)
36AQI (US)
27th April 2026
27AQI (US)
27AQI (US)
28th April 2026
39AQI (US)
39AQI (US)
29th April 2026
44AQI (US)
44AQI (US)
30th April 2026
33AQI (US)
33AQI (US)
1st May 2026
51AQI (US)
51AQI (US)
2nd May 2026
47AQI (US)
47AQI (US)
3rd May 2026
42AQI (US)
42AQI (US)
4th May 2026
34AQI (US)
34AQI (US)
5th May 2026
34AQI (US)
34AQI (US)
6th May 2026
48AQI (US)
48AQI (US)
7th May 2026
69AQI (US)
69AQI (US)
8th May 2026
55AQI (US)
55AQI (US)
9th May 2026
10th May 2026
52AQI (US)
52AQI (US)
11th May 2026
38AQI (US)
38AQI (US)
12th May 2026
30AQI (US)
30AQI (US)
13th May 2026
47AQI (US)
47AQI (US)
14th May 2026
38AQI (US)
38AQI (US)
15th May 2026
43AQI (US)
43AQI (US)
16th May 2026
42AQI (US)
42AQI (US)
17th May 2026
51AQI (US)
51AQI (US)
18th May 2026
37AQI (US)
37AQI (US)
19th May 2026
34AQI (US)
34AQI (US)
20th May 2026
44AQI (US)
44AQI (US)
21st May 2026
58AQI (US)
58AQI (US)
22nd May 2026
60AQI (US)
60AQI (US)
23rd May 2026
39AQI (US)
39AQI (US)
24th May 2026
41AQI (US)
41AQI (US)
25th May 2026
42AQI (US)
42AQI (US)
26th May 2026
38AQI (US)
38AQI (US)
27th May 2026
24AQI (US)
24AQI (US)
28th May 2026
26AQI (US)
26AQI (US)
29th May 2026
29AQI (US)
29AQI (US)
30th May 2026
14AQI (US)
14AQI (US)
31st May 2026
28AQI (US)
28AQI (US)
1st June 2026
36AQI (US)
36AQI (US)
2nd June 2026
37AQI (US)
37AQI (US)
3rd June 2026
33AQI (US)
33AQI (US)
4th June 2026
53AQI (US)
53AQI (US)
5th June 2026
47AQI (US)
47AQI (US)
6th June 2026
52AQI (US)
52AQI (US)
7th June 2026
27AQI (US)
27AQI (US)
8th June 2026
18AQI (US)
18AQI (US)
9th June 2026
28AQI (US)
28AQI (US)
10th June 2026
41AQI (US)
41AQI (US)
11th June 2026
54AQI (US)
54AQI (US)
12th June 2026
43AQI (US)
43AQI (US)
13th June 2026
15AQI (US)
15AQI (US)
14th June 2026
12AQI (US)
12AQI (US)
15th June 2026
13AQI (US)
13AQI (US)
16th June 2026
23AQI (US)
23AQI (US)
17th June 2026
24AQI (US)
24AQI (US)
18th June 2026
26AQI (US)
26AQI (US)
19th June 2026
44AQI (US)
44AQI (US)
20th June 2026
56AQI (US)
56AQI (US)
21st June 2026
63AQI (US)
63AQI (US)
22nd June 2026
66AQI (US)
66AQI (US)
23rd June 2026
45AQI (US)
45AQI (US)
24th June 2026
39AQI (US)
39AQI (US)
25th June 2026
53AQI (US)
53AQI (US)
26th June 2026
46AQI (US)
46AQI (US)
27th June 2026
29AQI (US)
29AQI (US)
28th June 2026
71AQI (US)
71AQI (US)
29th June 2026
81AQI (US)
81AQI (US)
30th June 2026
88AQI (US)
88AQI (US)
1st July 2026
44AQI (US)
44AQI (US)
2nd July 2026
62AQI (US)
62AQI (US)
3rd July 2026
45AQI (US)
45AQI (US)
4th July 2026
18AQI (US)
18AQI (US)
5th July 2026
18AQI (US)
18AQI (US)
6th July 2026
25AQI (US)
25AQI (US)
7th July 2026
27AQI (US)
27AQI (US)
8th July 2026
28AQI (US)
28AQI (US)
9th July 2026
27AQI (US)
27AQI (US)
10th July 2026
29AQI (US)
29AQI (US)
11th July 2026
34AQI (US)
34AQI (US)
12th July 2026
39AQI (US)
39AQI (US)
13th July 2026
24AQI (US)
24AQI (US)
14th July 2026
37AQI (US)
37AQI (US)
15th July 2026
54AQI (US)
54AQI (US)
16th July 2026
34AQI (US)
34AQI (US)
17th July 2026
43AQI (US)
43AQI (US)
18th July 2026
54AQI (US)
54AQI (US)
19th July 2026
47AQI (US)
47AQI (US)
20th July 2026
41AQI (US)
41AQI (US)
21st July 2026
29AQI (US)
29AQI (US)
22nd July 2026
30AQI (US)
30AQI (US)
23rd July 2026
31AQI (US)
31AQI (US)
24th July 2026
29AQI (US)
29AQI (US)
25th July 2026
25AQI (US)
25AQI (US)
26th July 2026
28AQI (US)
28AQI (US)
27th July 2026
39AQI (US)
39AQI (US)
28th July 2026
33AQI (US)
33AQI (US)
29th July 2026
29AQI (US)
29AQI (US)
30th July 2026
31st July 2026
1st August 2026
2nd August 2026
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
9th August 2026
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
108AQI (US)
86AQI (US)
86AQI (US)
60AQI (US)
41AQI (US)
42AQI (US)
35AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202666AQI (US)
12
16
3
2
18
8
1
21
9
10
17
1
23
7
20
10
26
3
82
88
34
3
Highest AQI (US) recorded in
January108AQI (US)
Lowest AQI (US) recorded in
July35AQI (US)
202550AQI (US)
3
20
10
31
31
30
7
24
2
26
2
3
22
3
3
127
82
5
3
Highest AQI (US) recorded in
December81AQI (US)
Lowest AQI (US) recorded in
August30AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Most Polluted Year Recorded
2026(Avg.)
66AQI (US)Least Polluted Year Recorded
2025(Avg.)
50AQI (US)Cluj Napoca's annual 2026 AQI (US) (66) shows an average percentage change of 32% (worsened AQI (US)) compared to previous years: 2025 (50).
