Cluj Napoca, Judetul Cluj, 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+
August Air Quality Analysis
Cluj Napoca, Judetul Cluj, Romania
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
6th Aug 2026
66AQILowest AQI recorded on
1st Aug 2025
25AQISame Day Analysis (6th August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 66 of Moderate air quality on the same day.
Day & Night AQI Trend: 5th Aug - 6th Aug 2026
Cluj Napoca, Judetul Cluj, Romania
AQI
Day
Night
.
5 AM5th Aug 2026
9 PM
4 AM6th Aug 2026
Day time
Avg. Highest Time
11AM5th Aug
69AQI
Avg. Lowest Time
6PM5th Aug
41AQI
Night time
Avg. Highest Time
1AM6th Aug
70AQI
Avg. Lowest Time
9PM5th Aug
53AQI
In the last 24 hours,
Cluj Napoca's AQI reached its highest point of 70 at 1 AM during the Night, while the lowest point, 41, was recorded at 6 PM during the Day between 5th Aug and 6th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Cluj Napoca, Judetul Cluj, Romania
JulAug
08th - 09th09th - 10th10th - 11th11th - 12th12th - 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
Day
Night
8th Jul 2026255 AMAQI
8th Jul 2026256 AMAQI
8th Jul 2026227 AMAQI
8th Jul 2026258 AMAQI
8th Jul 2026299 AMAQI
8th Jul 20262710 AMAQI
8th Jul 20262511 AMAQI
8th Jul 20262512 PMAQI
8th Jul 2026201 PMAQI
8th Jul 2026352 PMAQI
8th Jul 2026243 PMAQI
8th Jul 2026244 PMAQI
8th Jul 2026225 PMAQI
8th Jul 2026296 PMAQI
8th Jul 2026397 PMAQI
8th Jul 2026438 PMAQI
8th Jul 2026289 PMAQI
8th Jul 20262010 PMAQI
8th Jul 20262411 PMAQI
9th Jul 20262112 AMAQI
9th Jul 2026271 AMAQI
9th Jul 2026272 AMAQI
9th Jul 2026233 AMAQI
9th Jul 2026234 AMAQI
17°C11/21°C
9th Jul 2026245 AMAQI
9th Jul 2026206 AMAQI
9th Jul 2026227 AMAQI
9th Jul 2026218 AMAQI
9th Jul 2026209 AMAQI
9th Jul 20261810 AMAQI
9th Jul 20261911 AMAQI
9th Jul 20261912 PMAQI
9th Jul 2026181 PMAQI
9th Jul 2026192 PMAQI
9th Jul 2026193 PMAQI
9th Jul 2026374 PMAQI
9th Jul 2026215 PMAQI
9th Jul 2026206 PMAQI
9th Jul 2026277 PMAQI
9th Jul 2026218 PMAQI
9th Jul 2026209 PMAQI
9th Jul 20262010 PMAQI
9th Jul 20262111 PMAQI
10th Jul 20261412 AMAQI
10th Jul 2026211 AMAQI
10th Jul 2026222 AMAQI
10th Jul 2026253 AMAQI
10th Jul 2026244 AMAQI
15°C9/22°C
10th Jul 2026295 AMAQI
10th Jul 2026226 AMAQI
10th Jul 2026197 AMAQI
10th Jul 2026208 AMAQI
10th Jul 2026199 AMAQI
10th Jul 20261910 AMAQI
10th Jul 20262311 AMAQI
10th Jul 20261912 PMAQI
10th Jul 2026241 PMAQI
10th Jul 2026292 PMAQI
10th Jul 2026233 PMAQI
10th Jul 202684 PMAQI
10th Jul 2026165 PMAQI
10th Jul 2026186 PMAQI
10th Jul 2026267 PMAQI
10th Jul 2026318 PMAQI
10th Jul 2026319 PMAQI
10th Jul 20264710 PMAQI
10th Jul 20266611 PMAQI
11th Jul 20264712 AMAQI
11th Jul 2026511 AMAQI
11th Jul 2026372 AMAQI
11th Jul 2026493 AMAQI
11th Jul 2026414 AMAQI
16°C9/22°C
11th Jul 2026405 AMAQI
11th Jul 2026456 AMAQI
11th Jul 2026277 AMAQI
11th Jul 2026278 AMAQI
11th Jul 2026309 AMAQI
11th Jul 20262610 AMAQI
11th Jul 20262411 AMAQI
11th Jul 20262412 PMAQI
11th Jul 2026241 PMAQI
11th Jul 2026212 PMAQI
11th Jul 2026233 PMAQI
11th Jul 2026264 PMAQI
11th Jul 2026285 PMAQI
11th Jul 2026266 PMAQI
11th Jul 2026267 PMAQI
11th Jul 2026238 PMAQI
11th Jul 2026249 PMAQI
11th Jul 20262710 PMAQI
11th Jul 20263211 PMAQI
12th Jul 20262712 AMAQI
12th Jul 2026581 AMAQI
12th Jul 2026552 AMAQI
12th Jul 2026593 AMAQI
12th Jul 2026484 AMAQI
18°C12/26°C
12th Jul 2026515 AMAQI
12th Jul 2026446 AMAQI
12th Jul 2026467 AMAQI
12th Jul 2026578 AMAQI
12th Jul 2026589 AMAQI
12th Jul 20264810 AMAQI
12th Jul 20264311 AMAQI
12th Jul 20262812 PMAQI
12th Jul 2026251 PMAQI
12th Jul 2026232 PMAQI
12th Jul 2026233 PMAQI
12th Jul 2026234 PMAQI
12th Jul 2026225 PMAQI
12th Jul 2026136 PMAQI
12th Jul 2026207 PMAQI
12th Jul 2026328 PMAQI
12th Jul 2026299 PMAQI
12th Jul 20262110 PMAQI
12th Jul 20262011 PMAQI
13th Jul 20262612 AMAQI
13th Jul 2026271 AMAQI
13th Jul 2026282 AMAQI
13th Jul 2026293 AMAQI
13th Jul 2026284 AMAQI
18°C13/25°C
13th Jul 2026265 AMAQI
13th Jul 2026266 AMAQI
13th Jul 2026227 AMAQI
13th Jul 2026238 AMAQI
13th Jul 2026759 AMAQI
13th Jul 20262410 AMAQI
13th Jul 20262811 AMAQI
13th Jul 20262112 PMAQI
13th Jul 2026151 PMAQI
13th Jul 2026282 PMAQI
13th Jul 2026123 PMAQI
13th Jul 2026164 PMAQI
13th Jul 202675 PMAQI
13th Jul 2026146 PMAQI
13th Jul 2026207 PMAQI
13th Jul 2026228 PMAQI
13th Jul 2026139 PMAQI
13th Jul 20262110 PMAQI
13th Jul 20262511 PMAQI
14th Jul 20262612 AMAQI
14th Jul 2026171 AMAQI
14th Jul 2026182 AMAQI
14th Jul 2026173 AMAQI
14th Jul 2026204 AMAQI
18°C13/24°C
14th Jul 2026185 AMAQI
14th Jul 2026226 AMAQI
14th Jul 2026257 AMAQI
14th Jul 2026328 AMAQI
14th Jul 2026529 AMAQI
14th Jul 20265810 AMAQI
14th Jul 20266211 AMAQI
14th Jul 20266112 PMAQI
14th Jul 2026601 PMAQI
14th Jul 2026562 PMAQI
14th Jul 2026403 PMAQI
14th Jul 2026374 PMAQI
14th Jul 2026435 PMAQI
14th Jul 2026416 PMAQI
14th Jul 2026647 PMAQI
14th Jul 2026508 PMAQI
14th Jul 2026259 PMAQI
14th Jul 20262510 PMAQI
14th Jul 20263911 PMAQI
15th Jul 20265512 AMAQI
15th Jul 2026681 AMAQI
15th Jul 2026552 AMAQI
15th Jul 2026643 AMAQI
15th Jul 2026634 AMAQI
21°C14/27°C
15th Jul 2026645 AMAQI
15th Jul 2026656 AMAQI
15th Jul 2026567 AMAQI
15th Jul 2026638 AMAQI
15th Jul 2026639 AMAQI
15th Jul 20266110 AMAQI
15th Jul 20266011 AMAQI
15th Jul 20265512 PMAQI
15th Jul 2026461 PMAQI
15th Jul 2026672 PMAQI
15th Jul 2026393 PMAQI
15th Jul 2026364 PMAQI
15th Jul 2026365 PMAQI
15th Jul 2026476 PMAQI
15th Jul 2026577 PMAQI
15th Jul 2026658 PMAQI
15th Jul 2026329 PMAQI
15th Jul 20265010 PMAQI
15th Jul 20264411 PMAQI
16th Jul 20264812 AMAQI
16th Jul 2026561 AMAQI
16th Jul 2026442 AMAQI
16th Jul 2026593 AMAQI
16th Jul 2026414 AMAQI
21°C15/30°C
16th Jul 2026385 AMAQI
16th Jul 2026316 AMAQI
16th Jul 2026327 AMAQI
16th Jul 2026338 AMAQI
16th Jul 2026319 AMAQI
16th Jul 20264010 AMAQI
16th Jul 20264311 AMAQI
16th Jul 20264412 PMAQI
16th Jul 2026451 PMAQI
16th Jul 2026192 PMAQI
16th Jul 2026263 PMAQI
16th Jul 2026244 PMAQI
16th Jul 2026275 PMAQI
16th Jul 2026236 PMAQI
16th Jul 2026297 PMAQI
16th Jul 2026258 PMAQI
16th Jul 2026179 PMAQI
16th Jul 20261610 PMAQI
16th Jul 20263411 PMAQI
17th Jul 20262212 AMAQI
17th Jul 2026281 AMAQI
17th Jul 2026372 AMAQI
17th Jul 2026443 AMAQI
17th Jul 2026334 AMAQI
22°C15/29°C
17th Jul 2026455 AMAQI
17th Jul 2026436 AMAQI
17th Jul 2026537 AMAQI
17th Jul 2026638 AMAQI
17th Jul 2026589 AMAQI
17th Jul 20265910 AMAQI
17th Jul 20265811 AMAQI
17th Jul 20265812 PMAQI
17th Jul 2026531 PMAQI
17th Jul 2026482 PMAQI
17th Jul 2026483 PMAQI
17th Jul 2026254 PMAQI
17th Jul 2026375 PMAQI
17th Jul 2026306 PMAQI
17th Jul 2026277 PMAQI
17th Jul 2026338 PMAQI
17th Jul 2026309 PMAQI
17th Jul 20266710 PMAQI
17th Jul 20266511 PMAQI
18th Jul 20266712 AMAQI
18th Jul 2026651 AMAQI
18th Jul 2026652 AMAQI
18th Jul 2026583 AMAQI
18th Jul 2026594 AMAQI
23°C16/30°C
18th Jul 2026595 AMAQI
18th Jul 2026616 AMAQI
18th Jul 2026647 AMAQI
18th Jul 2026628 AMAQI
18th Jul 2026709 AMAQI
18th Jul 20266110 AMAQI
18th Jul 20266711 AMAQI
18th Jul 20265812 PMAQI
18th Jul 2026561 PMAQI
18th Jul 2026562 PMAQI
18th Jul 2026523 PMAQI
18th Jul 2026574 PMAQI
18th Jul 2026475 PMAQI
18th Jul 2026506 PMAQI
18th Jul 2026487 PMAQI
18th Jul 2026528 PMAQI
18th Jul 2026619 PMAQI
18th Jul 20266610 PMAQI
18th Jul 20266611 PMAQI
19th Jul 20266512 AMAQI
19th Jul 2026681 AMAQI
19th Jul 2026702 AMAQI
19th Jul 2026693 AMAQI
19th Jul 2026714 AMAQI
23°C17/30°C
19th Jul 2026695 AMAQI
19th Jul 2026696 AMAQI
19th Jul 2026667 AMAQI
19th Jul 2026608 AMAQI
19th Jul 2026549 AMAQI
19th Jul 20264810 AMAQI
19th Jul 20265011 AMAQI
19th Jul 20266212 PMAQI
19th Jul 2026451 PMAQI
19th Jul 2026422 PMAQI
19th Jul 2026283 PMAQI
19th Jul 2026264 PMAQI
19th Jul 2026245 PMAQI
19th Jul 2026256 PMAQI
19th Jul 2026267 PMAQI
19th Jul 2026288 PMAQI
19th Jul 2026469 PMAQI
19th Jul 20264610 PMAQI
19th Jul 20265211 PMAQI
20th Jul 20265312 AMAQI
20th Jul 2026471 AMAQI
20th Jul 2026492 AMAQI
20th Jul 2026503 AMAQI
20th Jul 2026484 AMAQI
24°C18/31°C
20th Jul 2026485 AMAQI
20th Jul 2026526 AMAQI
20th Jul 2026557 AMAQI
20th Jul 2026618 AMAQI
20th Jul 2026829 AMAQI
20th Jul 20265510 AMAQI
20th Jul 20267111 AMAQI
20th Jul 20264712 PMAQI
20th Jul 2026441 PMAQI
20th Jul 2026422 PMAQI
20th Jul 2026303 PMAQI
20th Jul 2026254 PMAQI
20th Jul 2026225 PMAQI
20th Jul 2026226 PMAQI
20th Jul 2026247 PMAQI
20th Jul 2026228 PMAQI
20th Jul 2026479 PMAQI
20th Jul 20262610 PMAQI
20th Jul 20263411 PMAQI
21st Jul 20262312 AMAQI
21st Jul 2026241 AMAQI
21st Jul 2026212 AMAQI
21st Jul 2026233 AMAQI
21st Jul 2026234 AMAQI
22°C16/29°C
21st Jul 2026295 AMAQI
21st Jul 2026247 AMAQI
21st Jul 2026238 AMAQI
21st Jul 2026249 AMAQI
21st Jul 20261910 AMAQI
21st Jul 20262111 AMAQI
21st Jul 20262212 PMAQI
21st Jul 2026371 PMAQI
21st Jul 2026262 PMAQI
21st Jul 2026243 PMAQI
21st Jul 2026224 PMAQI
21st Jul 2026225 PMAQI
21st Jul 2026226 PMAQI
21st Jul 2026247 PMAQI
21st Jul 2026278 PMAQI
21st Jul 2026429 PMAQI
21st Jul 20263210 PMAQI
21st Jul 20263711 PMAQI
22nd Jul 20264812 AMAQI
22nd Jul 2026261 AMAQI
22nd Jul 2026292 AMAQI
22nd Jul 2026413 AMAQI
22nd Jul 2026314 AMAQI
21°C14/28°C
22nd Jul 2026235 AMAQI
22nd Jul 2026286 AMAQI
22nd Jul 2026277 AMAQI
22nd Jul 2026288 AMAQI
22nd Jul 2026249 AMAQI
22nd Jul 20262210 AMAQI
22nd Jul 20262611 AMAQI
22nd Jul 20262912 PMAQI
22nd Jul 2026311 PMAQI
22nd Jul 2026362 PMAQI
22nd Jul 2026223 PMAQI
22nd Jul 2026224 PMAQI
22nd Jul 2026225 PMAQI
22nd Jul 2026436 PMAQI
22nd Jul 2026547 PMAQI
22nd Jul 2026228 PMAQI
22nd Jul 2026229 PMAQI
22nd Jul 20263110 PMAQI
22nd Jul 20263311 PMAQI
23rd Jul 20263012 AMAQI
23rd Jul 2026241 AMAQI
23rd Jul 2026232 AMAQI
23rd Jul 2026223 AMAQI
23rd Jul 2026224 AMAQI
17°C13/23°C
23rd Jul 2026225 AMAQI
23rd Jul 2026186 AMAQI
23rd Jul 2026217 AMAQI
23rd Jul 2026238 AMAQI
23rd Jul 2026259 AMAQI
23rd Jul 20263110 AMAQI
23rd Jul 20263911 AMAQI
23rd Jul 20262312 PMAQI
23rd Jul 2026261 PMAQI
23rd Jul 2026292 PMAQI
23rd Jul 2026243 PMAQI
23rd Jul 2026234 PMAQI
23rd Jul 2026705 PMAQI
23rd Jul 2026236 PMAQI
23rd Jul 2026247 PMAQI
23rd Jul 2026308 PMAQI
23rd Jul 2026379 PMAQI
23rd Jul 20262210 PMAQI
23rd Jul 20264411 PMAQI
24th Jul 20263512 AMAQI
24th Jul 2026301 AMAQI
24th Jul 2026232 AMAQI
24th Jul 2026233 AMAQI
24th Jul 2026254 AMAQI
18°C10/25°C
24th Jul 2026245 AMAQI
24th Jul 2026236 AMAQI
24th Jul 2026217 AMAQI
24th Jul 2026228 AMAQI
24th Jul 2026229 AMAQI
24th Jul 20262110 AMAQI
24th Jul 20261911 AMAQI
24th Jul 20261912 PMAQI
24th Jul 2026221 PMAQI
24th Jul 2026252 PMAQI
24th Jul 2026223 PMAQI
24th Jul 2026214 PMAQI
24th Jul 2026225 PMAQI
24th Jul 2026216 PMAQI
24th Jul 2026197 PMAQI
24th Jul 2026228 PMAQI
24th Jul 2026269 PMAQI
24th Jul 20264210 PMAQI
24th Jul 20265711 PMAQI
25th Jul 20265712 AMAQI
25th Jul 2026571 AMAQI
25th Jul 2026332 AMAQI
25th Jul 2026323 AMAQI
25th Jul 2026294 AMAQI
16°C10/20°C
25th Jul 2026335 AMAQI
25th Jul 2026236 AMAQI
25th Jul 2026227 AMAQI
25th Jul 2026258 AMAQI
25th Jul 2026229 AMAQI
25th Jul 20261710 AMAQI
25th Jul 20261711 AMAQI
25th Jul 20261312 PMAQI
25th Jul 2026221 PMAQI
25th Jul 2026202 PMAQI
25th Jul 2026163 PMAQI
25th Jul 202694 PMAQI
25th Jul 202695 PMAQI
25th Jul 2026136 PMAQI
25th Jul 2026157 PMAQI
25th Jul 2026178 PMAQI
25th Jul 2026239 PMAQI
25th Jul 20262710 PMAQI
25th Jul 20263311 PMAQI
26th Jul 20264112 AMAQI
26th Jul 2026301 AMAQI
26th Jul 2026262 AMAQI
26th Jul 2026223 AMAQI
26th Jul 2026254 AMAQI
16°C8/24°C
26th Jul 2026255 AMAQI
26th Jul 2026316 AMAQI
26th Jul 2026247 AMAQI
26th Jul 2026328 AMAQI
26th Jul 2026269 AMAQI
26th Jul 20262410 AMAQI
26th Jul 20262811 AMAQI
26th Jul 20262212 PMAQI
26th Jul 2026231 PMAQI
26th Jul 2026202 PMAQI
26th Jul 2026253 PMAQI
26th Jul 2026204 PMAQI
26th Jul 2026205 PMAQI
26th Jul 2026246 PMAQI
26th Jul 2026257 PMAQI
26th Jul 2026278 PMAQI
26th Jul 2026339 PMAQI
26th Jul 20263110 PMAQI
26th Jul 20263111 PMAQI
27th Jul 20262812 AMAQI
27th Jul 2026591 AMAQI
27th Jul 2026242 AMAQI
27th Jul 2026513 AMAQI
27th Jul 2026244 AMAQI
20°C11/29°C
27th Jul 2026255 AMAQI
27th Jul 2026246 AMAQI
27th Jul 2026287 AMAQI
27th Jul 2026348 AMAQI
27th Jul 2026339 AMAQI
27th Jul 20264610 AMAQI
27th Jul 20265611 AMAQI
27th Jul 20265212 PMAQI
27th Jul 2026511 PMAQI
27th Jul 2026372 PMAQI
27th Jul 2026453 PMAQI
27th Jul 2026454 PMAQI
27th Jul 2026295 PMAQI
27th Jul 2026306 PMAQI
27th Jul 2026457 PMAQI
27th Jul 2026328 PMAQI
27th Jul 2026489 PMAQI
27th Jul 20265610 PMAQI
27th Jul 20266211 PMAQI
28th Jul 20265612 AMAQI
28th Jul 2026561 AMAQI
28th Jul 2026472 AMAQI
28th Jul 2026343 AMAQI
28th Jul 2026284 AMAQI
21°C16/28°C
28th Jul 2026195 AMAQI
28th Jul 2026286 AMAQI
28th Jul 2026237 AMAQI
28th Jul 2026268 AMAQI
28th Jul 2026269 AMAQI
28th Jul 20262510 AMAQI
28th Jul 20262911 AMAQI
28th Jul 20262512 PMAQI
28th Jul 2026251 PMAQI
28th Jul 2026232 PMAQI
28th Jul 2026253 PMAQI
28th Jul 2026294 PMAQI
28th Jul 2026225 PMAQI
28th Jul 2026236 PMAQI
28th Jul 2026257 PMAQI
28th Jul 2026248 PMAQI
28th Jul 2026239 PMAQI
28th Jul 20263110 PMAQI
28th Jul 20264411 PMAQI
29th Jul 20262312 AMAQI
29th Jul 2026241 AMAQI
29th Jul 2026292 AMAQI
29th Jul 2026333 AMAQI
29th Jul 2026304 AMAQI
20°C13/26°C
29th Jul 2026245 AMAQI
29th Jul 2026246 AMAQI
29th Jul 2026227 AMAQI
29th Jul 2026228 AMAQI
29th Jul 2026249 AMAQI
29th Jul 20262510 AMAQI
29th Jul 20262411 AMAQI
29th Jul 20263212 PMAQI
29th Jul 2026521 PMAQI
29th Jul 2026232 PMAQI
29th Jul 2026423 PMAQI
29th Jul 2026254 PMAQI
29th Jul 2026225 PMAQI
29th Jul 2026496 PMAQI
29th Jul 2026137 PMAQI
29th Jul 2026268 PMAQI
29th Jul 2026249 PMAQI
29th Jul 20262410 PMAQI
29th Jul 20263811 PMAQI
30th Jul 20265512 AMAQI
30th Jul 2026311 AMAQI
30th Jul 2026292 AMAQI
30th Jul 2026293 AMAQI
30th Jul 2026384 AMAQI
21°C13/29°C
30th Jul 2026265 AMAQI
30th Jul 2026246 AMAQI
30th Jul 2026467 AMAQI
30th Jul 2026338 AMAQI
30th Jul 2026329 AMAQI
30th Jul 20263410 AMAQI
30th Jul 20262411 AMAQI
30th Jul 20262812 PMAQI
30th Jul 2026211 PMAQI
30th Jul 2026242 PMAQI
30th Jul 2026213 PMAQI
30th Jul 2026244 PMAQI
30th Jul 2026195 PMAQI
30th Jul 2026206 PMAQI
30th Jul 2026197 PMAQI
30th Jul 2026298 PMAQI
30th Jul 2026289 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20263311 PMAQI
31st Jul 20262412 AMAQI
31st Jul 2026251 AMAQI
31st Jul 2026332 AMAQI
31st Jul 2026253 AMAQI
31st Jul 2026244 AMAQI
22°C14/31°C
31st Jul 2026225 AMAQI
31st Jul 2026246 AMAQI
31st Jul 2026267 AMAQI
31st Jul 2026328 AMAQI
31st Jul 2026419 AMAQI
31st Jul 20264910 AMAQI
31st Jul 20264811 AMAQI
31st Jul 20263612 PMAQI
31st Jul 2026221 PMAQI
31st Jul 2026262 PMAQI
31st Jul 2026283 PMAQI
31st Jul 2026234 PMAQI
31st Jul 2026245 PMAQI
31st Jul 2026396 PMAQI
31st Jul 2026227 PMAQI
31st Jul 2026238 PMAQI
31st Jul 2026289 PMAQI
31st Jul 20265110 PMAQI
31st Jul 20265911 PMAQI
1st Aug 20266012 AMAQI
1st Aug 2026561 AMAQI
1st Aug 2026522 AMAQI
1st Aug 2026573 AMAQI
1st Aug 2026544 AMAQI
25°C16/35°C
1st Aug 2026515 AMAQI
1st Aug 2026506 AMAQI
1st Aug 2026537 AMAQI
1st Aug 2026548 AMAQI
1st Aug 2026589 AMAQI
1st Aug 20266310 AMAQI
1st Aug 20265811 AMAQI
1st Aug 20264912 PMAQI
1st Aug 2026451 PMAQI
1st Aug 2026412 PMAQI
1st Aug 2026283 PMAQI
1st Aug 2026284 PMAQI
1st Aug 2026235 PMAQI
1st Aug 2026246 PMAQI
1st Aug 2026247 PMAQI
1st Aug 2026228 PMAQI
1st Aug 2026299 PMAQI
1st Aug 20264610 PMAQI
1st Aug 20265911 PMAQI
2nd Aug 20266212 AMAQI
2nd Aug 2026531 AMAQI
2nd Aug 2026542 AMAQI
2nd Aug 2026583 AMAQI
2nd Aug 2026564 AMAQI
26°C18/35°C
2nd Aug 2026535 AMAQI
2nd Aug 2026516 AMAQI
2nd Aug 2026537 AMAQI
2nd Aug 2026538 AMAQI
2nd Aug 2026489 AMAQI
2nd Aug 20265510 AMAQI
2nd Aug 20265611 AMAQI
2nd Aug 20265212 PMAQI
2nd Aug 2026531 PMAQI
2nd Aug 2026542 PMAQI
2nd Aug 2026463 PMAQI
2nd Aug 2026444 PMAQI
2nd Aug 2026345 PMAQI
2nd Aug 2026326 PMAQI
2nd Aug 2026297 PMAQI
2nd Aug 2026518 PMAQI
2nd Aug 2026359 PMAQI
2nd Aug 20265910 PMAQI
2nd Aug 20264711 PMAQI
3rd Aug 20265012 AMAQI
3rd Aug 2026321 AMAQI
3rd Aug 2026492 AMAQI
3rd Aug 2026553 AMAQI
3rd Aug 2026574 AMAQI
26°C17/35°C
3rd Aug 2026565 AMAQI
3rd Aug 2026536 AMAQI
3rd Aug 2026577 AMAQI
3rd Aug 2026638 AMAQI
3rd Aug 2026529 AMAQI
3rd Aug 20265710 AMAQI
3rd Aug 20265111 AMAQI
3rd Aug 20264712 PMAQI
3rd Aug 2026381 PMAQI
3rd Aug 2026292 PMAQI
3rd Aug 2026313 PMAQI
3rd Aug 2026294 PMAQI
3rd Aug 2026495 PMAQI
3rd Aug 2026266 PMAQI
3rd Aug 2026417 PMAQI
3rd Aug 2026438 PMAQI
3rd Aug 2026459 PMAQI
3rd Aug 20265610 PMAQI
3rd Aug 20265611 PMAQI
4th Aug 20265312 AMAQI
4th Aug 2026371 AMAQI
4th Aug 2026342 AMAQI
4th Aug 2026413 AMAQI
4th Aug 2026394 AMAQI
26°C17/34°C
4th Aug 2026375 AMAQI
4th Aug 2026376 AMAQI
4th Aug 2026367 AMAQI
4th Aug 2026378 AMAQI
4th Aug 2026359 AMAQI
4th Aug 20264010 AMAQI
4th Aug 20264211 AMAQI
4th Aug 20264112 PMAQI
4th Aug 2026361 PMAQI
4th Aug 2026482 PMAQI
4th Aug 2026503 PMAQI
4th Aug 2026464 PMAQI
4th Aug 2026355 PMAQI
4th Aug 2026376 PMAQI
4th Aug 2026417 PMAQI
4th Aug 2026428 PMAQI
4th Aug 2026439 PMAQI
4th Aug 20264410 PMAQI
4th Aug 20264611 PMAQI
5th Aug 20265712 AMAQI
5th Aug 2026651 AMAQI
5th Aug 2026602 AMAQI
5th Aug 2026683 AMAQI
5th Aug 2026634 AMAQI
27°C17/36°C
5th Aug 2026595 AMAQI
5th Aug 2026636 AMAQI
5th Aug 2026637 AMAQI
5th Aug 2026638 AMAQI
5th Aug 2026619 AMAQI
5th Aug 20266710 AMAQI
5th Aug 20266911 AMAQI
5th Aug 20265412 PMAQI
5th Aug 2026541 PMAQI
5th Aug 2026562 PMAQI
5th Aug 2026623 PMAQI
5th Aug 2026594 PMAQI
5th Aug 2026485 PMAQI
5th Aug 2026416 PMAQI
5th Aug 2026477 PMAQI
5th Aug 2026498 PMAQI
5th Aug 2026539 PMAQI
5th Aug 20266810 PMAQI
5th Aug 20266611 PMAQI
6th Aug 20265912 AMAQI
6th Aug 2026701 AMAQI
6th Aug 2026642 AMAQI
6th Aug 2026593 AMAQI
6th Aug 2026554 AMAQI
27°C19/36°C
6th Aug 2026635 AMAQI
5 AM6th Aug 2026796 AMAQI
6th Aug 2026587 AMAQI
6th Aug 2026638 AMAQI
6th Aug 2026629 AMAQI
6th Aug 20266310 AMAQI
6th Aug 20267111 AMAQI
6th Aug 20267112 PMAQI
6th Aug 2026571 PMAQI
1 PM6th Aug 2026632 PMAQI
6th Aug 2026673 PMAQI
6th Aug 2026714 PMAQI
6th Aug 2026645 PMAQI
6th Aug 2026726 PMAQI
6th Aug 2026537 PMAQI
6th Aug 2026708 PMAQI
6th Aug 2026679 PMAQI
9 PM6th Aug 20268810 PMAQI
6th Aug 20268111 PMAQI
1 AM
4 AM
27°C19/36°C
Day time
Avg. Highest Time
9 AM
42AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
4 PM - 6 PM
30AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 9 AM (Avg. 42), while the lowest AQI was between 4 PM to 6 PM (Avg. 30).
Night time
Avg. Highest Time
11 PM
45AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
4 AM
38AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 PM to 11 PM (Avg. 45), while the lowest AQI was between 4 AM to 4 AM (Avg. 38).
2026 Days Vs Air Quality
Cluj Napoca, Judetul Cluj, Romania
2026
40%
87
42%
90
16%
34
2%
4
Total number of days with different AQI categories in last 218 days in 2026 (147 days remaining)
Good
87 DaysModerate
90 DaysPoor
34 DaysUnhealthy
4 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 40%
Health Risk Level:
Significant
In 2026, 40% of 218 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, Judetul Cluj, 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
66AQI (US)
66AQI (US)
2nd January 2026
73AQI (US)
73AQI (US)
3rd January 2026
55AQI (US)
55AQI (US)
4th January 2026
92AQI (US)
92AQI (US)
5th January 2026
93AQI (US)
93AQI (US)
6th January 2026
117AQI (US)
117AQI (US)
7th January 2026
74AQI (US)
74AQI (US)
8th January 2026
83AQI (US)
83AQI (US)
9th January 2026
82AQI (US)
82AQI (US)
10th January 2026
113AQI (US)
113AQI (US)
11th January 2026
67AQI (US)
67AQI (US)
12th January 2026
116AQI (US)
116AQI (US)
13th January 2026
107AQI (US)
107AQI (US)
14th January 2026
126AQI (US)
126AQI (US)
15th January 2026
147AQI (US)
147AQI (US)
16th January 2026
113AQI (US)
113AQI (US)
17th January 2026
80AQI (US)
80AQI (US)
18th January 2026
136AQI (US)
136AQI (US)
19th January 2026
140AQI (US)
140AQI (US)
20th January 2026
156AQI (US)
156AQI (US)
21st January 2026
160AQI (US)
160AQI (US)
22nd January 2026
169AQI (US)
169AQI (US)
23rd January 2026
137AQI (US)
137AQI (US)
24th January 2026
152AQI (US)
152AQI (US)
25th January 2026
124AQI (US)
124AQI (US)
26th January 2026
73AQI (US)
73AQI (US)
27th January 2026
115AQI (US)
115AQI (US)
28th January 2026
100AQI (US)
100AQI (US)
29th January 2026
138AQI (US)
138AQI (US)
30th January 2026
146AQI (US)
146AQI (US)
31st January 2026
110AQI (US)
110AQI (US)
1st February 2026
94AQI (US)
94AQI (US)
2nd February 2026
97AQI (US)
97AQI (US)
3rd February 2026
92AQI (US)
92AQI (US)
4th February 2026
118AQI (US)
118AQI (US)
5th February 2026
70AQI (US)
70AQI (US)
6th February 2026
58AQI (US)
58AQI (US)
7th February 2026
77AQI (US)
77AQI (US)
8th February 2026
103AQI (US)
103AQI (US)
9th February 2026
101AQI (US)
101AQI (US)
10th February 2026
72AQI (US)
72AQI (US)
11th February 2026
79AQI (US)
79AQI (US)
12th February 2026
90AQI (US)
90AQI (US)
13th February 2026
105AQI (US)
105AQI (US)
14th February 2026
69AQI (US)
69AQI (US)
15th February 2026
95AQI (US)
95AQI (US)
16th February 2026
91AQI (US)
91AQI (US)
17th February 2026
104AQI (US)
104AQI (US)
18th February 2026
89AQI (US)
89AQI (US)
19th February 2026
83AQI (US)
83AQI (US)
20th February 2026
75AQI (US)
75AQI (US)
21st February 2026
44AQI (US)
44AQI (US)
22nd February 2026
111AQI (US)
111AQI (US)
23rd February 2026
111AQI (US)
111AQI (US)
24th February 2026
81AQI (US)
81AQI (US)
25th February 2026
39AQI (US)
39AQI (US)
26th February 2026
53AQI (US)
53AQI (US)
27th February 2026
106AQI (US)
106AQI (US)
28th February 2026
124AQI (US)
124AQI (US)
1st March 2026
117AQI (US)
117AQI (US)
2nd March 2026
120AQI (US)
120AQI (US)
3rd March 2026
122AQI (US)
122AQI (US)
4th March 2026
107AQI (US)
107AQI (US)
5th March 2026
106AQI (US)
106AQI (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
86AQI (US)
86AQI (US)
11th March 2026
80AQI (US)
80AQI (US)
12th March 2026
93AQI (US)
93AQI (US)
13th March 2026
102AQI (US)
102AQI (US)
14th March 2026
97AQI (US)
97AQI (US)
15th March 2026
61AQI (US)
61AQI (US)
16th March 2026
86AQI (US)
86AQI (US)
17th March 2026
106AQI (US)
106AQI (US)
18th March 2026
109AQI (US)
109AQI (US)
19th March 2026
73AQI (US)
73AQI (US)
20th March 2026
64AQI (US)
64AQI (US)
21st March 2026
75AQI (US)
75AQI (US)
22nd March 2026
62AQI (US)
62AQI (US)
23rd March 2026
51AQI (US)
51AQI (US)
24th March 2026
78AQI (US)
78AQI (US)
25th March 2026
92AQI (US)
92AQI (US)
26th March 2026
95AQI (US)
95AQI (US)
27th March 2026
72AQI (US)
72AQI (US)
28th March 2026
64AQI (US)
64AQI (US)
29th March 2026
55AQI (US)
55AQI (US)
30th March 2026
83AQI (US)
83AQI (US)
31st March 2026
66AQI (US)
66AQI (US)
1st April 2026
75AQI (US)
75AQI (US)
2nd April 2026
84AQI (US)
84AQI (US)
3rd April 2026
115AQI (US)
115AQI (US)
4th April 2026
74AQI (US)
74AQI (US)
5th April 2026
65AQI (US)
65AQI (US)
6th April 2026
64AQI (US)
64AQI (US)
7th April 2026
38AQI (US)
38AQI (US)
8th April 2026
61AQI (US)
61AQI (US)
9th April 2026
57AQI (US)
57AQI (US)
10th April 2026
67AQI (US)
67AQI (US)
11th April 2026
69AQI (US)
69AQI (US)
12th April 2026
77AQI (US)
77AQI (US)
13th April 2026
87AQI (US)
87AQI (US)
14th April 2026
54AQI (US)
54AQI (US)
15th April 2026
81AQI (US)
81AQI (US)
16th April 2026
74AQI (US)
74AQI (US)
17th April 2026
18th April 2026
55AQI (US)
55AQI (US)
19th April 2026
45AQI (US)
45AQI (US)
20th April 2026
59AQI (US)
59AQI (US)
21st April 2026
48AQI (US)
48AQI (US)
22nd April 2026
23rd April 2026
31AQI (US)
31AQI (US)
24th April 2026
31AQI (US)
31AQI (US)
25th April 2026
56AQI (US)
56AQI (US)
26th April 2026
34AQI (US)
34AQI (US)
27th April 2026
25AQI (US)
25AQI (US)
28th April 2026
36AQI (US)
36AQI (US)
29th April 2026
40AQI (US)
40AQI (US)
30th April 2026
30AQI (US)
30AQI (US)
1st May 2026
49AQI (US)
49AQI (US)
2nd May 2026
45AQI (US)
45AQI (US)
3rd May 2026
39AQI (US)
39AQI (US)
4th May 2026
34AQI (US)
34AQI (US)
5th May 2026
32AQI (US)
32AQI (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
36AQI (US)
36AQI (US)
12th May 2026
28AQI (US)
28AQI (US)
13th May 2026
45AQI (US)
45AQI (US)
14th May 2026
37AQI (US)
37AQI (US)
15th May 2026
43AQI (US)
43AQI (US)
16th May 2026
43AQI (US)
43AQI (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
43AQI (US)
43AQI (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
42AQI (US)
42AQI (US)
25th May 2026
43AQI (US)
43AQI (US)
26th May 2026
38AQI (US)
38AQI (US)
27th May 2026
24AQI (US)
24AQI (US)
28th May 2026
25AQI (US)
25AQI (US)
29th May 2026
28AQI (US)
28AQI (US)
30th May 2026
14AQI (US)
14AQI (US)
31st May 2026
26AQI (US)
26AQI (US)
1st June 2026
33AQI (US)
33AQI (US)
2nd June 2026
36AQI (US)
36AQI (US)
3rd June 2026
32AQI (US)
32AQI (US)
4th June 2026
53AQI (US)
53AQI (US)
5th June 2026
48AQI (US)
48AQI (US)
6th June 2026
54AQI (US)
54AQI (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
55AQI (US)
55AQI (US)
12th June 2026
40AQI (US)
40AQI (US)
13th June 2026
14AQI (US)
14AQI (US)
14th June 2026
11AQI (US)
11AQI (US)
15th June 2026
11AQI (US)
11AQI (US)
16th June 2026
22AQI (US)
22AQI (US)
17th June 2026
24AQI (US)
24AQI (US)
18th June 2026
27AQI (US)
27AQI (US)
19th June 2026
45AQI (US)
45AQI (US)
20th June 2026
56AQI (US)
56AQI (US)
21st June 2026
62AQI (US)
62AQI (US)
22nd June 2026
65AQI (US)
65AQI (US)
23rd June 2026
46AQI (US)
46AQI (US)
24th June 2026
41AQI (US)
41AQI (US)
25th June 2026
54AQI (US)
54AQI (US)
26th June 2026
40AQI (US)
40AQI (US)
27th June 2026
30AQI (US)
30AQI (US)
28th June 2026
73AQI (US)
73AQI (US)
29th June 2026
83AQI (US)
83AQI (US)
30th June 2026
89AQI (US)
89AQI (US)
1st July 2026
52AQI (US)
52AQI (US)
2nd July 2026
64AQI (US)
64AQI (US)
3rd July 2026
45AQI (US)
45AQI (US)
4th July 2026
19AQI (US)
19AQI (US)
5th July 2026
17AQI (US)
17AQI (US)
6th July 2026
25AQI (US)
25AQI (US)
7th July 2026
27AQI (US)
27AQI (US)
8th July 2026
27AQI (US)
27AQI (US)
9th July 2026
22AQI (US)
22AQI (US)
10th July 2026
25AQI (US)
25AQI (US)
11th July 2026
31AQI (US)
31AQI (US)
12th July 2026
36AQI (US)
36AQI (US)
13th July 2026
24AQI (US)
24AQI (US)
14th July 2026
38AQI (US)
38AQI (US)
15th July 2026
55AQI (US)
55AQI (US)
16th July 2026
34AQI (US)
34AQI (US)
17th July 2026
44AQI (US)
44AQI (US)
18th July 2026
59AQI (US)
59AQI (US)
19th July 2026
50AQI (US)
50AQI (US)
20th July 2026
44AQI (US)
44AQI (US)
21st July 2026
26AQI (US)
26AQI (US)
22nd July 2026
30AQI (US)
30AQI (US)
23rd July 2026
28AQI (US)
28AQI (US)
24th July 2026
25AQI (US)
25AQI (US)
25th July 2026
25AQI (US)
25AQI (US)
26th July 2026
26AQI (US)
26AQI (US)
27th July 2026
40AQI (US)
40AQI (US)
28th July 2026
30AQI (US)
30AQI (US)
29th July 2026
28AQI (US)
28AQI (US)
30th July 2026
29AQI (US)
29AQI (US)
31st July 2026
31AQI (US)
31AQI (US)
1st August 2026
45AQI (US)
45AQI (US)
2nd August 2026
49AQI (US)
49AQI (US)
3rd August 2026
47AQI (US)
47AQI (US)
4th August 2026
41AQI (US)
41AQI (US)
5th August 2026
59AQI (US)
59AQI (US)
6th August 2026
66AQI (US)
66AQI (US)
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
112AQI (US)
87AQI (US)
86AQI (US)
58AQI (US)
41AQI (US)
42AQI (US)
34AQI (US)
51AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202665AQI (US)
12
15
4
2
17
9
22
9
10
17
1
24
6
20
10
27
4
4
2
87
90
34
4
Highest AQI (US) recorded in
January112AQI (US)
Lowest AQI (US) recorded in
July34AQI (US)
202551AQI (US)
3
22
8
31
31
30
3
28
2
26
2
2
22
4
3
124
84
6
3
Highest AQI (US) recorded in
December83AQI (US)
Lowest AQI (US) recorded in
August30AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Most Polluted Year Recorded
2026(Avg.)
65AQI (US)Least Polluted Year Recorded
2025(Avg.)
51AQI (US)Cluj Napoca's annual 2026 AQI (US) (65) shows an average percentage change of 27.4% (worsened AQI (US)) compared to previous years: 2025 (51).
