Buna Ziua, 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+
August Air Quality Analysis
Buna Ziua, Cluj Napoca, Cluj County, Romania
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
2nd Aug 2025
27AQILowest AQI recorded on
1st Aug 2025
25AQISame Day Analysis (2nd August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 27 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Buna Ziua, Cluj Napoca, Cluj County, Romania
AQI
Day
Night
.
5 AM2nd Aug 2025
9 PM
4 AM3rd Aug 2025
Day time
Avg. Highest Time
9AM2nd Aug
33AQI
Avg. Lowest Time
3PM2nd Aug
25AQI
Night time
Avg. Highest Time
2AM3rd Aug
34AQI
Avg. Lowest Time
4AM3rd Aug
26AQI
In the last 24 hours,
Buna Ziua's AQI reached its highest point of 34 at 2 AM during the Night, while the lowest point, 25, was recorded at 3 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Buna Ziua, Cluj Napoca, Cluj County, Romania
JulAug
04th - 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 - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025265 AMAQI
4th Jul 2025266 AMAQI
4th Jul 2025287 AMAQI
4th Jul 2025268 AMAQI
4th Jul 2025289 AMAQI
4th Jul 20252810 AMAQI
4th Jul 20253011 AMAQI
4th Jul 20252812 PMAQI
4th Jul 2025291 PMAQI
4th Jul 2025372 PMAQI
4th Jul 2025323 PMAQI
4th Jul 2025344 PMAQI
4th Jul 2025285 PMAQI
4th Jul 2025276 PMAQI
4th Jul 2025277 PMAQI
4th Jul 2025268 PMAQI
4th Jul 2025269 PMAQI
4th Jul 20252810 PMAQI
4th Jul 20252811 PMAQI
5th Jul 20253012 AMAQI
5th Jul 2025281 AMAQI
5th Jul 2025282 AMAQI
5th Jul 2025273 AMAQI
5th Jul 2025294 AMAQI
25°C16/34°C
5th Jul 2025335 AMAQI
5th Jul 2025516 AMAQI
5th Jul 2025517 AMAQI
5th Jul 2025488 AMAQI
5th Jul 2025429 AMAQI
5th Jul 20253710 AMAQI
5th Jul 20253611 AMAQI
5th Jul 20253312 PMAQI
5th Jul 2025311 PMAQI
5th Jul 2025302 PMAQI
5th Jul 2025303 PMAQI
5th Jul 2025324 PMAQI
5th Jul 2025315 PMAQI
5th Jul 2025336 PMAQI
5th Jul 2025317 PMAQI
5th Jul 2025328 PMAQI
5th Jul 2025319 PMAQI
5th Jul 20253210 PMAQI
5th Jul 20253011 PMAQI
6th Jul 20253112 AMAQI
6th Jul 2025321 AMAQI
6th Jul 2025322 AMAQI
6th Jul 2025343 AMAQI
6th Jul 2025344 AMAQI
22°C14/31°C
6th Jul 2025355 AMAQI
6th Jul 2025326 AMAQI
6th Jul 2025307 AMAQI
6th Jul 2025288 AMAQI
6th Jul 2025289 AMAQI
6th Jul 20252910 AMAQI
6th Jul 20253211 AMAQI
6th Jul 20253212 PMAQI
6th Jul 2025301 PMAQI
6th Jul 2025302 PMAQI
6th Jul 2025323 PMAQI
6th Jul 2025324 PMAQI
6th Jul 2025305 PMAQI
6th Jul 2025336 PMAQI
6th Jul 2025307 PMAQI
6th Jul 2025308 PMAQI
6th Jul 2025319 PMAQI
6th Jul 20253110 PMAQI
6th Jul 20253211 PMAQI
7th Jul 20253212 AMAQI
7th Jul 2025311 AMAQI
7th Jul 2025312 AMAQI
7th Jul 2025313 AMAQI
7th Jul 2025314 AMAQI
24°C13/33°C
7th Jul 2025325 AMAQI
7th Jul 2025376 AMAQI
7th Jul 2025407 AMAQI
7th Jul 2025428 AMAQI
7th Jul 2025429 AMAQI
7th Jul 20254010 AMAQI
7th Jul 20254011 AMAQI
7th Jul 20254212 PMAQI
7th Jul 2025421 PMAQI
7th Jul 2025432 PMAQI
7th Jul 2025443 PMAQI
7th Jul 2025474 PMAQI
7th Jul 2025445 PMAQI
7th Jul 2025386 PMAQI
7th Jul 2025367 PMAQI
7th Jul 2025368 PMAQI
7th Jul 2025369 PMAQI
7th Jul 20253610 PMAQI
7th Jul 20253511 PMAQI
8th Jul 20253612 AMAQI
8th Jul 2025361 AMAQI
8th Jul 2025372 AMAQI
8th Jul 2025373 AMAQI
8th Jul 2025364 AMAQI
25°C18/35°C
8th Jul 2025385 AMAQI
8th Jul 2025506 AMAQI
8th Jul 2025497 AMAQI
8th Jul 2025538 AMAQI
8th Jul 2025489 AMAQI
8th Jul 20254410 AMAQI
8th Jul 20254411 AMAQI
8th Jul 20255112 PMAQI
8th Jul 2025511 PMAQI
8th Jul 2025462 PMAQI
8th Jul 2025423 PMAQI
8th Jul 2025454 PMAQI
8th Jul 2025435 PMAQI
8th Jul 2025436 PMAQI
8th Jul 2025427 PMAQI
8th Jul 2025408 PMAQI
8th Jul 2025439 PMAQI
8th Jul 20253910 PMAQI
8th Jul 20253611 PMAQI
9th Jul 20253612 AMAQI
9th Jul 2025361 AMAQI
9th Jul 2025362 AMAQI
9th Jul 2025423 AMAQI
9th Jul 2025434 AMAQI
23°C14/34°C
9th Jul 2025385 AMAQI
9th Jul 2025286 AMAQI
9th Jul 2025307 AMAQI
9th Jul 2025348 AMAQI
9th Jul 2025349 AMAQI
9th Jul 20253610 AMAQI
9th Jul 20253811 AMAQI
9th Jul 20253812 PMAQI
9th Jul 2025381 PMAQI
9th Jul 2025372 PMAQI
9th Jul 2025363 PMAQI
9th Jul 2025344 PMAQI
9th Jul 2025355 PMAQI
9th Jul 2025346 PMAQI
9th Jul 2025347 PMAQI
9th Jul 2025348 PMAQI
9th Jul 2025369 PMAQI
9th Jul 20253610 PMAQI
9th Jul 20253611 PMAQI
10th Jul 20253612 AMAQI
10th Jul 2025361 AMAQI
10th Jul 2025372 AMAQI
10th Jul 2025233 AMAQI
10th Jul 2025184 AMAQI
16°C13/21°C
10th Jul 2025175 AMAQI
10th Jul 2025206 AMAQI
10th Jul 2025247 AMAQI
10th Jul 2025258 AMAQI
10th Jul 2025249 AMAQI
10th Jul 20252510 AMAQI
10th Jul 20252611 AMAQI
10th Jul 20252712 PMAQI
10th Jul 2025281 PMAQI
10th Jul 2025292 PMAQI
10th Jul 2025283 PMAQI
10th Jul 2025284 PMAQI
10th Jul 2025265 PMAQI
10th Jul 2025266 PMAQI
10th Jul 2025277 PMAQI
10th Jul 2025268 PMAQI
10th Jul 2025269 PMAQI
10th Jul 20252710 PMAQI
10th Jul 20252611 PMAQI
11th Jul 20252712 AMAQI
11th Jul 2025281 AMAQI
11th Jul 2025292 AMAQI
11th Jul 2025263 AMAQI
11th Jul 2025344 AMAQI
14°C12/16°C
11th Jul 2025255 AMAQI
11th Jul 2025286 AMAQI
11th Jul 2025277 AMAQI
11th Jul 2025288 AMAQI
11th Jul 2025299 AMAQI
11th Jul 20252610 AMAQI
11th Jul 20253011 AMAQI
11th Jul 20252812 PMAQI
11th Jul 2025321 PMAQI
11th Jul 2025322 PMAQI
11th Jul 2025283 PMAQI
11th Jul 2025264 PMAQI
11th Jul 2025265 PMAQI
11th Jul 2025266 PMAQI
11th Jul 2025267 PMAQI
11th Jul 2025268 PMAQI
11th Jul 2025279 PMAQI
11th Jul 20252810 PMAQI
11th Jul 20252711 PMAQI
12th Jul 20252812 AMAQI
12th Jul 2025281 AMAQI
12th Jul 2025292 AMAQI
12th Jul 2025303 AMAQI
12th Jul 2025284 AMAQI
16°C12/21°C
12th Jul 2025275 AMAQI
12th Jul 2025256 AMAQI
12th Jul 2025307 AMAQI
12th Jul 2025318 AMAQI
12th Jul 2025339 AMAQI
12th Jul 20253010 AMAQI
12th Jul 20253211 AMAQI
12th Jul 20252912 PMAQI
12th Jul 2025271 PMAQI
12th Jul 2025262 PMAQI
12th Jul 2025273 PMAQI
12th Jul 2025264 PMAQI
12th Jul 2025265 PMAQI
12th Jul 2025266 PMAQI
12th Jul 2025267 PMAQI
12th Jul 2025268 PMAQI
12th Jul 2025279 PMAQI
12th Jul 20252710 PMAQI
12th Jul 20252711 PMAQI
13th Jul 20252812 AMAQI
13th Jul 2025281 AMAQI
13th Jul 2025272 AMAQI
13th Jul 2025273 AMAQI
13th Jul 2025274 AMAQI
17°C10/24°C
13th Jul 2025285 AMAQI
13th Jul 2025296 AMAQI
13th Jul 2025307 AMAQI
13th Jul 2025298 AMAQI
13th Jul 2025319 AMAQI
13th Jul 20253110 AMAQI
13th Jul 20253311 AMAQI
13th Jul 20253112 PMAQI
13th Jul 2025321 PMAQI
13th Jul 2025322 PMAQI
13th Jul 2025283 PMAQI
13th Jul 2025264 PMAQI
13th Jul 2025275 PMAQI
13th Jul 2025286 PMAQI
13th Jul 2025287 PMAQI
13th Jul 2025278 PMAQI
13th Jul 2025279 PMAQI
13th Jul 20252810 PMAQI
13th Jul 20252911 PMAQI
14th Jul 20252812 AMAQI
14th Jul 2025281 AMAQI
14th Jul 2025292 AMAQI
14th Jul 2025363 AMAQI
14th Jul 2025384 AMAQI
20°C12/27°C
14th Jul 2025425 AMAQI
14th Jul 2025386 AMAQI
14th Jul 2025377 AMAQI
14th Jul 2025388 AMAQI
14th Jul 2025399 AMAQI
14th Jul 20254210 AMAQI
14th Jul 20254511 AMAQI
14th Jul 20254012 PMAQI
14th Jul 2025411 PMAQI
14th Jul 2025442 PMAQI
14th Jul 2025383 PMAQI
14th Jul 2025334 PMAQI
14th Jul 2025335 PMAQI
14th Jul 2025346 PMAQI
14th Jul 2025337 PMAQI
14th Jul 2025348 PMAQI
14th Jul 2025339 PMAQI
14th Jul 20253410 PMAQI
14th Jul 20253611 PMAQI
15th Jul 20253612 AMAQI
15th Jul 2025361 AMAQI
15th Jul 2025362 AMAQI
15th Jul 2025433 AMAQI
15th Jul 2025494 AMAQI
22°C16/28°C
15th Jul 2025495 AMAQI
15th Jul 2025466 AMAQI
15th Jul 2025487 AMAQI
15th Jul 2025438 AMAQI
15th Jul 2025489 AMAQI
15th Jul 20254410 AMAQI
15th Jul 20254711 AMAQI
15th Jul 20254412 PMAQI
15th Jul 2025411 PMAQI
15th Jul 2025392 PMAQI
15th Jul 2025383 PMAQI
15th Jul 2025364 PMAQI
15th Jul 2025365 PMAQI
15th Jul 2025346 PMAQI
15th Jul 2025347 PMAQI
15th Jul 2025318 PMAQI
15th Jul 2025329 PMAQI
15th Jul 20253410 PMAQI
15th Jul 20253511 PMAQI
16th Jul 20253812 AMAQI
16th Jul 2025421 AMAQI
16th Jul 2025432 AMAQI
16th Jul 2025423 AMAQI
16th Jul 2025444 AMAQI
21°C16/29°C
16th Jul 2025475 AMAQI
16th Jul 2025456 AMAQI
16th Jul 2025397 AMAQI
16th Jul 2025388 AMAQI
16th Jul 2025399 AMAQI
16th Jul 20254010 AMAQI
16th Jul 20254011 AMAQI
16th Jul 20254012 PMAQI
16th Jul 2025391 PMAQI
16th Jul 2025382 PMAQI
16th Jul 2025333 PMAQI
16th Jul 2025324 PMAQI
16th Jul 2025365 PMAQI
16th Jul 2025356 PMAQI
16th Jul 2025347 PMAQI
16th Jul 2025378 PMAQI
16th Jul 2025379 PMAQI
16th Jul 20253610 PMAQI
16th Jul 20253811 PMAQI
17th Jul 20254012 AMAQI
17th Jul 2025401 AMAQI
17th Jul 2025412 AMAQI
17th Jul 2025423 AMAQI
17th Jul 2025414 AMAQI
20°C15/26°C
17th Jul 2025455 AMAQI
17th Jul 2025386 AMAQI
17th Jul 2025377 AMAQI
17th Jul 2025348 AMAQI
17th Jul 2025379 AMAQI
17th Jul 20253310 AMAQI
17th Jul 20253511 AMAQI
17th Jul 20253612 PMAQI
17th Jul 2025351 PMAQI
17th Jul 2025382 PMAQI
17th Jul 2025343 PMAQI
17th Jul 2025324 PMAQI
17th Jul 2025345 PMAQI
17th Jul 2025346 PMAQI
17th Jul 2025367 PMAQI
17th Jul 2025348 PMAQI
17th Jul 2025369 PMAQI
17th Jul 20253410 PMAQI
17th Jul 20253411 PMAQI
18th Jul 20253412 AMAQI
18th Jul 2025341 AMAQI
18th Jul 2025352 AMAQI
18th Jul 2025223 AMAQI
18th Jul 2025154 AMAQI
17°C12/24°C
18th Jul 2025145 AMAQI
18th Jul 2025166 AMAQI
18th Jul 2025217 AMAQI
18th Jul 2025248 AMAQI
18th Jul 2025249 AMAQI
18th Jul 20252610 AMAQI
18th Jul 20252611 AMAQI
18th Jul 20252612 PMAQI
18th Jul 2025291 PMAQI
18th Jul 2025262 PMAQI
18th Jul 2025243 PMAQI
18th Jul 2025254 PMAQI
18th Jul 2025255 PMAQI
18th Jul 2025246 PMAQI
18th Jul 2025247 PMAQI
18th Jul 2025248 PMAQI
18th Jul 2025259 PMAQI
18th Jul 20252410 PMAQI
18th Jul 20252411 PMAQI
19th Jul 20252512 AMAQI
19th Jul 2025251 AMAQI
19th Jul 2025242 AMAQI
19th Jul 2025193 AMAQI
19th Jul 2025214 AMAQI
15°C11/20°C
19th Jul 2025225 AMAQI
19th Jul 2025286 AMAQI
19th Jul 2025237 AMAQI
19th Jul 2025248 AMAQI
19th Jul 2025269 AMAQI
19th Jul 20252610 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025241 PMAQI
19th Jul 2025242 PMAQI
19th Jul 2025243 PMAQI
19th Jul 2025244 PMAQI
19th Jul 2025245 PMAQI
19th Jul 2025236 PMAQI
19th Jul 2025227 PMAQI
19th Jul 2025228 PMAQI
19th Jul 2025239 PMAQI
19th Jul 20252310 PMAQI
19th Jul 20252211 PMAQI
20th Jul 20252412 AMAQI
20th Jul 2025241 AMAQI
20th Jul 2025242 AMAQI
20th Jul 2025243 AMAQI
20th Jul 2025224 AMAQI
18°C11/24°C
20th Jul 2025225 AMAQI
20th Jul 2025206 AMAQI
20th Jul 2025227 AMAQI
20th Jul 2025228 AMAQI
20th Jul 2025229 AMAQI
20th Jul 20252210 AMAQI
20th Jul 20252311 AMAQI
20th Jul 20252312 PMAQI
20th Jul 2025231 PMAQI
20th Jul 2025242 PMAQI
20th Jul 2025213 PMAQI
20th Jul 2025224 PMAQI
20th Jul 2025225 PMAQI
20th Jul 2025216 PMAQI
20th Jul 2025227 PMAQI
20th Jul 2025238 PMAQI
20th Jul 2025249 PMAQI
20th Jul 20252410 PMAQI
20th Jul 20252411 PMAQI
21st Jul 20252312 AMAQI
21st Jul 2025241 AMAQI
21st Jul 2025232 AMAQI
21st Jul 2025453 AMAQI
21st Jul 2025554 AMAQI
21°C14/28°C
21st Jul 2025555 AMAQI
21st Jul 2025546 AMAQI
21st Jul 2025427 AMAQI
21st Jul 2025448 AMAQI
21st Jul 2025429 AMAQI
21st Jul 20254110 AMAQI
21st Jul 20253811 AMAQI
21st Jul 20253812 PMAQI
21st Jul 2025381 PMAQI
21st Jul 2025322 PMAQI
21st Jul 2025343 PMAQI
21st Jul 2025344 PMAQI
21st Jul 2025365 PMAQI
21st Jul 2025366 PMAQI
21st Jul 2025417 PMAQI
21st Jul 2025388 PMAQI
21st Jul 2025379 PMAQI
21st Jul 20253810 PMAQI
21st Jul 20253811 PMAQI
22nd Jul 20253812 AMAQI
22nd Jul 2025401 AMAQI
22nd Jul 2025392 AMAQI
22nd Jul 2025423 AMAQI
22nd Jul 2025484 AMAQI
23°C16/31°C
22nd Jul 2025465 AMAQI
22nd Jul 2025466 AMAQI
22nd Jul 2025387 AMAQI
22nd Jul 2025388 AMAQI
22nd Jul 2025379 AMAQI
22nd Jul 20253410 AMAQI
22nd Jul 20253311 AMAQI
22nd Jul 20253312 PMAQI
22nd Jul 2025301 PMAQI
22nd Jul 2025282 PMAQI
22nd Jul 2025343 PMAQI
22nd Jul 2025364 PMAQI
22nd Jul 2025345 PMAQI
22nd Jul 2025346 PMAQI
22nd Jul 2025367 PMAQI
22nd Jul 2025368 PMAQI
22nd Jul 2025359 PMAQI
22nd Jul 20253510 PMAQI
22nd Jul 20253611 PMAQI
23rd Jul 20253712 AMAQI
23rd Jul 2025381 AMAQI
23rd Jul 2025392 AMAQI
23rd Jul 2025223 AMAQI
23rd Jul 2025164 AMAQI
24°C18/30°C
23rd Jul 2025165 AMAQI
23rd Jul 2025166 AMAQI
23rd Jul 2025257 AMAQI
23rd Jul 2025258 AMAQI
23rd Jul 2025249 AMAQI
23rd Jul 20252410 AMAQI
23rd Jul 20252511 AMAQI
23rd Jul 20252512 PMAQI
23rd Jul 2025261 PMAQI
23rd Jul 2025252 PMAQI
23rd Jul 2025263 PMAQI
23rd Jul 2025264 PMAQI
23rd Jul 2025265 PMAQI
23rd Jul 2025266 PMAQI
23rd Jul 2025267 PMAQI
23rd Jul 2025258 PMAQI
23rd Jul 2025269 PMAQI
23rd Jul 20252710 PMAQI
23rd Jul 20252511 PMAQI
24th Jul 20252612 AMAQI
24th Jul 2025271 AMAQI
24th Jul 2025272 AMAQI
24th Jul 2025213 AMAQI
24th Jul 2025164 AMAQI
23°C15/29°C
24th Jul 2025165 AMAQI
24th Jul 2025166 AMAQI
24th Jul 2025227 AMAQI
24th Jul 2025228 AMAQI
24th Jul 2025229 AMAQI
24th Jul 20252210 AMAQI
24th Jul 20252411 AMAQI
24th Jul 20252312 PMAQI
24th Jul 2025221 PMAQI
24th Jul 2025222 PMAQI
24th Jul 2025233 PMAQI
24th Jul 2025224 PMAQI
24th Jul 2025235 PMAQI
24th Jul 2025236 PMAQI
24th Jul 2025237 PMAQI
24th Jul 2025238 PMAQI
24th Jul 2025229 PMAQI
24th Jul 20252310 PMAQI
24th Jul 20252411 PMAQI
25th Jul 20252312 AMAQI
25th Jul 2025231 AMAQI
25th Jul 2025222 AMAQI
25th Jul 2025383 AMAQI
25th Jul 2025404 AMAQI
24°C17/32°C
25th Jul 2025445 AMAQI
25th Jul 2025436 AMAQI
25th Jul 2025337 AMAQI
25th Jul 2025348 AMAQI
25th Jul 2025339 AMAQI
25th Jul 20253510 AMAQI
25th Jul 20253611 AMAQI
25th Jul 20253912 PMAQI
25th Jul 2025381 PMAQI
25th Jul 2025362 PMAQI
25th Jul 2025333 PMAQI
25th Jul 2025314 PMAQI
25th Jul 2025295 PMAQI
25th Jul 2025306 PMAQI
25th Jul 2025287 PMAQI
25th Jul 2025308 PMAQI
25th Jul 2025309 PMAQI
25th Jul 20253010 PMAQI
25th Jul 20253011 PMAQI
26th Jul 20253212 AMAQI
26th Jul 2025331 AMAQI
26th Jul 2025322 AMAQI
26th Jul 2025373 AMAQI
26th Jul 2025344 AMAQI
26°C18/34°C
26th Jul 2025365 AMAQI
26th Jul 2025406 AMAQI
26th Jul 2025347 AMAQI
26th Jul 2025348 AMAQI
26th Jul 2025359 AMAQI
26th Jul 20253710 AMAQI
26th Jul 20253811 AMAQI
26th Jul 20253912 PMAQI
26th Jul 2025411 PMAQI
26th Jul 2025432 PMAQI
26th Jul 2025363 PMAQI
26th Jul 2025334 PMAQI
26th Jul 2025325 PMAQI
26th Jul 2025326 PMAQI
26th Jul 2025337 PMAQI
26th Jul 2025338 PMAQI
26th Jul 2025329 PMAQI
26th Jul 20253210 PMAQI
26th Jul 20253311 PMAQI
27th Jul 20253512 AMAQI
27th Jul 2025361 AMAQI
27th Jul 2025352 AMAQI
27th Jul 2025433 AMAQI
27th Jul 2025434 AMAQI
25°C19/37°C
27th Jul 2025415 AMAQI
27th Jul 2025426 AMAQI
27th Jul 2025357 AMAQI
27th Jul 2025368 AMAQI
27th Jul 2025339 AMAQI
27th Jul 20253310 AMAQI
27th Jul 20253011 AMAQI
27th Jul 20252912 PMAQI
27th Jul 2025281 PMAQI
27th Jul 2025292 PMAQI
27th Jul 2025303 PMAQI
27th Jul 2025304 PMAQI
27th Jul 2025295 PMAQI
27th Jul 2025306 PMAQI
27th Jul 2025307 PMAQI
27th Jul 2025328 PMAQI
27th Jul 2025309 PMAQI
27th Jul 20253110 PMAQI
27th Jul 20253111 PMAQI
28th Jul 20253212 AMAQI
28th Jul 2025361 AMAQI
28th Jul 2025352 AMAQI
28th Jul 2025203 AMAQI
28th Jul 2025164 AMAQI
20°C17/27°C
28th Jul 2025185 AMAQI
28th Jul 2025196 AMAQI
28th Jul 2025247 AMAQI
28th Jul 2025288 AMAQI
28th Jul 2025309 AMAQI
28th Jul 20253110 AMAQI
28th Jul 20253111 AMAQI
28th Jul 20253012 PMAQI
28th Jul 2025281 PMAQI
28th Jul 2025282 PMAQI
28th Jul 2025263 PMAQI
28th Jul 2025264 PMAQI
28th Jul 2025255 PMAQI
28th Jul 2025246 PMAQI
28th Jul 2025237 PMAQI
28th Jul 2025238 PMAQI
28th Jul 2025249 PMAQI
28th Jul 20252510 PMAQI
28th Jul 20252411 PMAQI
29th Jul 20252612 AMAQI
29th Jul 2025271 AMAQI
29th Jul 2025272 AMAQI
29th Jul 2025213 AMAQI
29th Jul 2025174 AMAQI
20°C14/27°C
29th Jul 2025185 AMAQI
29th Jul 2025186 AMAQI
29th Jul 2025207 AMAQI
29th Jul 2025208 AMAQI
29th Jul 2025229 AMAQI
29th Jul 20252410 AMAQI
29th Jul 20252211 AMAQI
29th Jul 20252212 PMAQI
29th Jul 2025221 PMAQI
29th Jul 2025202 PMAQI
29th Jul 2025203 PMAQI
29th Jul 2025224 PMAQI
29th Jul 2025235 PMAQI
29th Jul 2025216 PMAQI
29th Jul 2025227 PMAQI
29th Jul 2025228 PMAQI
29th Jul 2025219 PMAQI
29th Jul 20252210 PMAQI
29th Jul 20252211 PMAQI
30th Jul 20252212 AMAQI
30th Jul 2025231 AMAQI
30th Jul 2025222 AMAQI
30th Jul 2025213 AMAQI
30th Jul 2025194 AMAQI
19°C14/24°C
30th Jul 2025215 AMAQI
30th Jul 2025236 AMAQI
30th Jul 2025247 AMAQI
30th Jul 2025248 AMAQI
30th Jul 2025269 AMAQI
30th Jul 20252610 AMAQI
30th Jul 20252711 AMAQI
30th Jul 20252712 PMAQI
30th Jul 2025241 PMAQI
30th Jul 2025242 PMAQI
30th Jul 2025213 PMAQI
30th Jul 2025224 PMAQI
30th Jul 2025225 PMAQI
30th Jul 2025226 PMAQI
30th Jul 2025217 PMAQI
30th Jul 2025218 PMAQI
30th Jul 2025219 PMAQI
30th Jul 20252410 PMAQI
30th Jul 20252511 PMAQI
31st Jul 20252512 AMAQI
31st Jul 2025251 AMAQI
31st Jul 2025252 AMAQI
31st Jul 2025253 AMAQI
31st Jul 2025254 AMAQI
17°C14/23°C
31st Jul 2025265 AMAQI
31st Jul 2025266 AMAQI
31st Jul 2025287 AMAQI
31st Jul 2025278 AMAQI
31st Jul 2025269 AMAQI
31st Jul 20252610 AMAQI
31st Jul 20252411 AMAQI
31st Jul 20252512 PMAQI
31st Jul 2025251 PMAQI
31st Jul 2025232 PMAQI
31st Jul 2025233 PMAQI
31st Jul 2025324 PMAQI
31st Jul 2025255 PMAQI
31st Jul 2025276 PMAQI
31st Jul 2025267 PMAQI
31st Jul 2025268 PMAQI
31st Jul 2025259 PMAQI
31st Jul 20252410 PMAQI
31st Jul 20252511 PMAQI
1st Aug 20252412 AMAQI
1st Aug 2025231 AMAQI
1st Aug 2025232 AMAQI
1st Aug 2025253 AMAQI
1st Aug 2025224 AMAQI
19°C13/25°C
1st Aug 2025235 AMAQI
1st Aug 2025326 AMAQI
1st Aug 2025257 AMAQI
1st Aug 2025238 AMAQI
1st Aug 2025369 AMAQI
1st Aug 20252410 AMAQI
1st Aug 20252311 AMAQI
1st Aug 20252312 PMAQI
1st Aug 2025221 PMAQI
1st Aug 2025262 PMAQI
1st Aug 2025243 PMAQI
1st Aug 2025264 PMAQI
1st Aug 2025245 PMAQI
1st Aug 2025256 PMAQI
1st Aug 2025257 PMAQI
1st Aug 2025268 PMAQI
1st Aug 2025259 PMAQI
1st Aug 20252610 PMAQI
1st Aug 20252611 PMAQI
2nd Aug 20252612 AMAQI
2nd Aug 2025261 AMAQI
2nd Aug 2025262 AMAQI
2nd Aug 2025263 AMAQI
2nd Aug 2025284 AMAQI
19°C12/26°C
2nd Aug 2025265 AMAQI
2nd Aug 2025256 AMAQI
2nd Aug 2025267 AMAQI
2nd Aug 2025288 AMAQI
2nd Aug 2025339 AMAQI
2nd Aug 20253310 AMAQI
2nd Aug 20252611 AMAQI
2nd Aug 20252512 PMAQI
2nd Aug 2025261 PMAQI
2nd Aug 2025262 PMAQI
2nd Aug 2025253 PMAQI
2nd Aug 2025274 PMAQI
2nd Aug 2025285 PMAQI
2nd Aug 2025266 PMAQI
2nd Aug 2025287 PMAQI
2nd Aug 2025288 PMAQI
2nd Aug 2025309 PMAQI
2nd Aug 20252810 PMAQI
2nd Aug 20253011 PMAQI
3rd Aug 20252912 AMAQI
3rd Aug 2025281 AMAQI
3rd Aug 2025342 AMAQI
3rd Aug 2025263 AMAQI
3rd Aug 2025264 AMAQI
20°C13/28°C
3rd Aug 2025295 AMAQI
5 AM3rd Aug 2025296 AMAQI
3rd Aug 2025287 AMAQI
3rd Aug 2025268 AMAQI
3rd Aug 2025289 AMAQI
3rd Aug 20252810 AMAQI
3rd Aug 20252711 AMAQI
3rd Aug 20253012 PMAQI
3rd Aug 2025271 PMAQI
1 PM3rd Aug 2025302 PMAQI
3rd Aug 2025273 PMAQI
3rd Aug 2025264 PMAQI
3rd Aug 2025265 PMAQI
3rd Aug 2025286 PMAQI
3rd Aug 2025267 PMAQI
9 PM
1 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 9 PM
31AQI
17 hours / Day
510 hours / Month
Avg. Lowest Time
5 AM - 9 PM
31AQI
17 hours / Day
510 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 9 PM (Avg. 31), while the lowest AQI was between 5 AM to 9 PM (Avg. 31).
Night time
Avg. Highest Time
12 AM - 11 PM
30AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
12 AM - 11 PM
30AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 30), while the lowest AQI was between 12 AM to 11 PM (Avg. 30).
2025 Days Vs Air Quality
Buna Ziua, Cluj Napoca, Cluj County, Romania
2025
92%
61
8%
5
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Good
61 DaysModerate
5 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2025, 92% of 215 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Buna Ziua, Cluj Napoca, Cluj County, Romania
AQI levels in 2025
AQI
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.
1st May 2025
32AQI
32AQI
2nd May 2025
30AQI
30AQI
3rd May 2025
33AQI
33AQI
1st June 2025
34AQI
34AQI
2nd June 2025
36AQI
36AQI
3rd June 2025
39AQI
39AQI
4th June 2025
38AQI
38AQI
5th June 2025
45AQI
45AQI
6th June 2025
55AQI
55AQI
7th June 2025
58AQI
58AQI
8th June 2025
57AQI
57AQI
9th June 2025
50AQI
50AQI
10th June 2025
51AQI
51AQI
11th June 2025
60AQI
60AQI
12th June 2025
47AQI
47AQI
13th June 2025
41AQI
41AQI
14th June 2025
35AQI
35AQI
15th June 2025
39AQI
39AQI
16th June 2025
38AQI
38AQI
17th June 2025
45AQI
45AQI
18th June 2025
43AQI
43AQI
19th June 2025
49AQI
49AQI
20th June 2025
46AQI
46AQI
21st June 2025
38AQI
38AQI
22nd June 2025
34AQI
34AQI
23rd June 2025
36AQI
36AQI
24th June 2025
38AQI
38AQI
25th June 2025
39AQI
39AQI
26th June 2025
38AQI
38AQI
27th June 2025
38AQI
38AQI
28th June 2025
36AQI
36AQI
29th June 2025
32AQI
32AQI
30th June 2025
32AQI
32AQI
1st July 2025
30AQI
30AQI
2nd July 2025
27AQI
27AQI
3rd July 2025
27AQI
27AQI
4th July 2025
28AQI
28AQI
5th July 2025
33AQI
33AQI
6th July 2025
31AQI
31AQI
7th July 2025
36AQI
36AQI
8th July 2025
41AQI
41AQI
9th July 2025
36AQI
36AQI
10th July 2025
28AQI
28AQI
11th July 2025
27AQI
27AQI
12th July 2025
28AQI
28AQI
13th July 2025
29AQI
29AQI
14th July 2025
35AQI
35AQI
15th July 2025
39AQI
39AQI
16th July 2025
39AQI
39AQI
17th July 2025
37AQI
37AQI
18th July 2025
26AQI
26AQI
19th July 2025
24AQI
24AQI
20th July 2025
23AQI
23AQI
21st July 2025
36AQI
36AQI
22nd July 2025
37AQI
37AQI
23rd July 2025
27AQI
27AQI
24th July 2025
23AQI
23AQI
25th July 2025
31AQI
31AQI
26th July 2025
34AQI
34AQI
27th July 2025
34AQI
34AQI
28th July 2025
26AQI
26AQI
29th July 2025
22AQI
22AQI
30th July 2025
23AQI
23AQI
31st July 2025
26AQI
26AQI
1st August 2025
25AQI
25AQI
2nd August 2025
27AQI
27AQI
32AQI
42AQI
30AQI
26AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202536AQI
3
25
5
31
2
61
5
Highest AQI recorded in
June42AQI
Lowest AQI recorded in
August26AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
36AQILeast Polluted Year Recorded
2025(Avg.)
36AQIBuna Ziua's annual 2025 AQI (36) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
