Country Background

Maardu, Harjumaa, Estonia 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

Maardu, Harjumaa, Estonia

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
7th Aug 2023
47AQI
Lowest AQI recorded on
18th Aug 2023
11AQI


Same Day Analysis (16th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 17 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 17th Aug - 18th Aug 2025

Maardu, Harjumaa, Estonia

AQI
Day
Night
.

5 AM17th Aug 2025

9 PM

4 AM18th Aug 2025

Day time
Avg. Highest Time
12AMNaNth undefined

AQI

Avg. Lowest Time
12AMNaNth undefined

AQI

Night time
Avg. Highest Time
3PM17th Aug

14AQI

Avg. Lowest Time
1PM17th Aug

10AQI

In the last 24 hours,

Maardu's AQI reached its highest point of 14 at 3 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 17th Aug and 18th Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Maardu, Harjumaa, Estonia

JulAug
19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th
Day
Night
19th Jul 2025355 AMAQI
19th Jul 2025376 AMAQI
19th Jul 2025367 AMAQI
19th Jul 2025348 AMAQI
19th Jul 2025359 AMAQI
19th Jul 20253610 AMAQI
19th Jul 20253411 AMAQI
19th Jul 20253112 PMAQI
19th Jul 2025301 PMAQI
19th Jul 2025312 PMAQI
19th Jul 2025313 PMAQI
19th Jul 2025294 PMAQI
19th Jul 2025305 PMAQI
19th Jul 2025306 PMAQI
19th Jul 2025307 PMAQI
19th Jul 2025298 PMAQI
19th Jul 2025359 PMAQI
19th Jul 20253010 PMAQI
19th Jul 20253111 PMAQI
20th Jul 20253112 AMAQI
20th Jul 2025311 AMAQI
20th Jul 2025312 AMAQI
20th Jul 2025283 AMAQI
20th Jul 2025284 AMAQI

19°C16/21°C

20th Jul 2025305 AMAQI
20th Jul 2025316 AMAQI
20th Jul 2025327 AMAQI
20th Jul 2025328 AMAQI
20th Jul 2025329 AMAQI
20th Jul 20253110 AMAQI
20th Jul 20253111 AMAQI
20th Jul 20253112 PMAQI
20th Jul 2025331 PMAQI
20th Jul 2025322 PMAQI
20th Jul 2025323 PMAQI
20th Jul 2025324 PMAQI
20th Jul 2025325 PMAQI
20th Jul 2025366 PMAQI
20th Jul 2025347 PMAQI
20th Jul 2025318 PMAQI
20th Jul 2025309 PMAQI
20th Jul 20253210 PMAQI
20th Jul 20253211 PMAQI
21st Jul 20253212 AMAQI
21st Jul 2025301 AMAQI
21st Jul 2025302 AMAQI
21st Jul 2025303 AMAQI
21st Jul 2025314 AMAQI

18°C16/20°C

21st Jul 2025345 AMAQI
21st Jul 2025366 AMAQI
21st Jul 2025387 AMAQI
21st Jul 2025398 AMAQI
21st Jul 2025399 AMAQI
21st Jul 20253910 AMAQI
21st Jul 20253911 AMAQI
21st Jul 20253612 PMAQI
21st Jul 2025401 PMAQI
21st Jul 2025382 PMAQI
21st Jul 2025383 PMAQI
21st Jul 2025384 PMAQI
21st Jul 2025395 PMAQI
21st Jul 2025426 PMAQI
21st Jul 2025417 PMAQI
21st Jul 2025438 PMAQI
21st Jul 2025439 PMAQI
21st Jul 20254310 PMAQI
21st Jul 20253911 PMAQI
22nd Jul 20253612 AMAQI
22nd Jul 2025311 AMAQI
22nd Jul 2025312 AMAQI
22nd Jul 2025363 AMAQI
22nd Jul 2025404 AMAQI

19°C16/21°C

22nd Jul 2025395 AMAQI
22nd Jul 2025356 AMAQI
22nd Jul 2025347 AMAQI
22nd Jul 2025368 AMAQI
22nd Jul 2025369 AMAQI
22nd Jul 20253210 AMAQI
22nd Jul 20253611 AMAQI
22nd Jul 20253712 PMAQI
22nd Jul 2025361 PMAQI
22nd Jul 2025382 PMAQI
22nd Jul 2025433 PMAQI
22nd Jul 2025454 PMAQI
22nd Jul 2025415 PMAQI
22nd Jul 2025416 PMAQI
22nd Jul 2025437 PMAQI
22nd Jul 2025478 PMAQI
22nd Jul 2025499 PMAQI
22nd Jul 20254810 PMAQI
22nd Jul 20254511 PMAQI
23rd Jul 20254312 AMAQI
23rd Jul 2025381 AMAQI
23rd Jul 2025362 AMAQI
23rd Jul 2025443 AMAQI
23rd Jul 2025484 AMAQI

17°C17/20°C

23rd Jul 2025505 AMAQI
23rd Jul 2025546 AMAQI
23rd Jul 2025547 AMAQI
23rd Jul 2025518 AMAQI
23rd Jul 2025449 AMAQI
23rd Jul 20254010 AMAQI
23rd Jul 20253811 AMAQI
23rd Jul 20253812 PMAQI
23rd Jul 2025371 PMAQI
23rd Jul 2025362 PMAQI
23rd Jul 2025353 PMAQI
23rd Jul 2025344 PMAQI
23rd Jul 2025345 PMAQI
23rd Jul 2025346 PMAQI
23rd Jul 2025357 PMAQI
23rd Jul 2025368 PMAQI
23rd Jul 2025399 PMAQI
23rd Jul 20254810 PMAQI
23rd Jul 20255411 PMAQI
24th Jul 20254712 AMAQI
24th Jul 2025381 AMAQI
24th Jul 2025382 AMAQI
24th Jul 2025473 AMAQI
24th Jul 2025504 AMAQI

19°C17/21°C

24th Jul 2025515 AMAQI
24th Jul 2025516 AMAQI
24th Jul 2025537 AMAQI
24th Jul 2025538 AMAQI
24th Jul 2025539 AMAQI
24th Jul 20255110 AMAQI
24th Jul 20255211 AMAQI
24th Jul 20255112 PMAQI
24th Jul 2025461 PMAQI
24th Jul 2025442 PMAQI
24th Jul 2025483 PMAQI
24th Jul 2025514 PMAQI
24th Jul 2025485 PMAQI
24th Jul 2025466 PMAQI
24th Jul 2025447 PMAQI
24th Jul 2025458 PMAQI
24th Jul 2025459 PMAQI
24th Jul 20255010 PMAQI
24th Jul 20255211 PMAQI
25th Jul 20254912 AMAQI
25th Jul 2025441 AMAQI
25th Jul 2025452 AMAQI
25th Jul 2025543 AMAQI
25th Jul 2025574 AMAQI

20°C17/23°C

25th Jul 2025555 AMAQI
25th Jul 2025546 AMAQI
25th Jul 2025567 AMAQI
25th Jul 2025558 AMAQI
25th Jul 2025579 AMAQI
25th Jul 20255610 AMAQI
25th Jul 20255611 AMAQI
25th Jul 20255412 PMAQI
25th Jul 2025531 PMAQI
25th Jul 2025522 PMAQI
25th Jul 2025533 PMAQI
25th Jul 2025534 PMAQI
25th Jul 2025525 PMAQI
25th Jul 2025526 PMAQI
25th Jul 2025537 PMAQI
25th Jul 2025538 PMAQI
25th Jul 2025569 PMAQI
25th Jul 20255510 PMAQI
25th Jul 20255311 PMAQI
26th Jul 20255312 AMAQI
26th Jul 2025501 AMAQI
26th Jul 2025512 AMAQI
26th Jul 2025513 AMAQI
26th Jul 2025554 AMAQI

20°C18/23°C

26th Jul 2025565 AMAQI
26th Jul 2025576 AMAQI
26th Jul 2025587 AMAQI
26th Jul 2025558 AMAQI
26th Jul 2025569 AMAQI
26th Jul 20255610 AMAQI
26th Jul 20255411 AMAQI
26th Jul 20254712 PMAQI
26th Jul 2025481 PMAQI
26th Jul 2025452 PMAQI
26th Jul 2025423 PMAQI
26th Jul 2025434 PMAQI
26th Jul 2025445 PMAQI
26th Jul 2025506 PMAQI
26th Jul 2025497 PMAQI
26th Jul 2025478 PMAQI
26th Jul 2025399 PMAQI
26th Jul 20254210 PMAQI
26th Jul 20255311 PMAQI
27th Jul 20255012 AMAQI
27th Jul 2025511 AMAQI
27th Jul 2025512 AMAQI
27th Jul 2025423 AMAQI
27th Jul 2025344 AMAQI

20°C17/24°C

27th Jul 2025365 AMAQI
27th Jul 2025396 AMAQI
27th Jul 2025397 AMAQI
27th Jul 2025418 AMAQI
27th Jul 2025429 AMAQI
27th Jul 20254310 AMAQI
27th Jul 20254511 AMAQI
27th Jul 20253812 PMAQI
27th Jul 2025331 PMAQI
27th Jul 2025352 PMAQI
27th Jul 2025403 PMAQI
27th Jul 2025404 PMAQI
27th Jul 2025415 PMAQI
27th Jul 2025396 PMAQI
27th Jul 2025397 PMAQI
27th Jul 2025368 PMAQI
27th Jul 2025369 PMAQI
27th Jul 20253810 PMAQI
27th Jul 20253711 PMAQI
28th Jul 20253912 AMAQI
28th Jul 2025411 AMAQI
28th Jul 2025412 AMAQI
28th Jul 2025353 AMAQI
28th Jul 2025344 AMAQI

19°C17/21°C

28th Jul 2025335 AMAQI
28th Jul 2025336 AMAQI
28th Jul 2025347 AMAQI
28th Jul 2025368 AMAQI
28th Jul 2025339 AMAQI
28th Jul 20253010 AMAQI
28th Jul 20252911 AMAQI
28th Jul 20253012 PMAQI
28th Jul 2025311 PMAQI
28th Jul 2025322 PMAQI
28th Jul 2025333 PMAQI
28th Jul 2025354 PMAQI
28th Jul 2025355 PMAQI
28th Jul 2025366 PMAQI
28th Jul 2025347 PMAQI
28th Jul 2025318 PMAQI
28th Jul 2025309 PMAQI
28th Jul 20253510 PMAQI
28th Jul 20253511 PMAQI
29th Jul 20253412 AMAQI
29th Jul 2025341 AMAQI
29th Jul 2025332 AMAQI
29th Jul 2025323 AMAQI
29th Jul 2025304 AMAQI

20°C17/24°C

29th Jul 2025345 AMAQI
29th Jul 2025336 AMAQI
29th Jul 2025347 AMAQI
29th Jul 2025348 AMAQI
29th Jul 2025359 AMAQI
29th Jul 20253510 AMAQI
29th Jul 20253711 AMAQI
29th Jul 20254012 PMAQI
29th Jul 2025421 PMAQI
29th Jul 2025342 PMAQI
29th Jul 2025333 PMAQI
29th Jul 2025334 PMAQI
29th Jul 2025345 PMAQI
29th Jul 2025326 PMAQI
29th Jul 2025327 PMAQI
29th Jul 2025308 PMAQI
29th Jul 2025309 PMAQI
29th Jul 20253110 PMAQI
29th Jul 20253311 PMAQI
30th Jul 20253212 AMAQI
30th Jul 2025311 AMAQI
30th Jul 2025312 AMAQI
30th Jul 2025343 AMAQI
30th Jul 2025414 AMAQI

21°C19/23°C

30th Jul 2025425 AMAQI
30th Jul 2025426 AMAQI
30th Jul 2025387 AMAQI
30th Jul 2025388 AMAQI
30th Jul 2025409 AMAQI
30th Jul 20254110 AMAQI
30th Jul 20254011 AMAQI
30th Jul 20254212 PMAQI
30th Jul 2025411 PMAQI
30th Jul 2025422 PMAQI
30th Jul 2025443 PMAQI
30th Jul 2025434 PMAQI
30th Jul 2025445 PMAQI
30th Jul 2025456 PMAQI
30th Jul 2025427 PMAQI
30th Jul 2025428 PMAQI
30th Jul 2025449 PMAQI
30th Jul 20254310 PMAQI
30th Jul 20254311 PMAQI
31st Jul 20254312 AMAQI
31st Jul 2025431 AMAQI
31st Jul 2025432 AMAQI
31st Jul 2025433 AMAQI
31st Jul 2025434 AMAQI

21°C18/24°C

31st Jul 2025475 AMAQI
31st Jul 2025506 AMAQI
31st Jul 2025527 AMAQI
31st Jul 2025528 AMAQI
31st Jul 2025509 AMAQI
31st Jul 20254610 AMAQI
31st Jul 20254811 AMAQI
31st Jul 20254612 PMAQI
31st Jul 2025471 PMAQI
31st Jul 2025412 PMAQI
31st Jul 2025303 PMAQI
31st Jul 2025354 PMAQI
31st Jul 2025335 PMAQI
31st Jul 2025326 PMAQI
31st Jul 2025357 PMAQI
31st Jul 2025288 PMAQI
31st Jul 2025309 PMAQI
31st Jul 20253910 PMAQI
31st Jul 20254011 PMAQI
1st Aug 20254012 AMAQI
1st Aug 2025401 AMAQI
1st Aug 2025412 AMAQI
1st Aug 2025313 AMAQI
1st Aug 2025304 AMAQI

20°C17/23°C

1st Aug 2025305 AMAQI
1st Aug 2025326 AMAQI
1st Aug 2025297 AMAQI
1st Aug 2025298 AMAQI
1st Aug 2025299 AMAQI
1st Aug 20252910 AMAQI
1st Aug 20252911 AMAQI
1st Aug 20253112 PMAQI
1st Aug 2025321 PMAQI
1st Aug 2025332 PMAQI
1st Aug 2025323 PMAQI
1st Aug 2025334 PMAQI
1st Aug 2025315 PMAQI
1st Aug 2025316 PMAQI
1st Aug 2025317 PMAQI
1st Aug 2025338 PMAQI
1st Aug 2025319 PMAQI
1st Aug 20253010 PMAQI
1st Aug 20253011 PMAQI
2nd Aug 20253012 AMAQI
2nd Aug 2025321 AMAQI
2nd Aug 2025322 AMAQI
2nd Aug 2025213 AMAQI
2nd Aug 2025204 AMAQI

18°C16/20°C

2nd Aug 2025195 AMAQI
2nd Aug 2025206 AMAQI
2nd Aug 2025257 AMAQI
2nd Aug 2025238 AMAQI
2nd Aug 2025279 AMAQI
2nd Aug 20252210 AMAQI
2nd Aug 20252311 AMAQI
2nd Aug 20252212 PMAQI
2nd Aug 2025231 PMAQI
2nd Aug 2025242 PMAQI
2nd Aug 2025243 PMAQI
2nd Aug 2025244 PMAQI
2nd Aug 2025245 PMAQI
2nd Aug 2025256 PMAQI
2nd Aug 2025257 PMAQI
2nd Aug 2025258 PMAQI
2nd Aug 2025269 PMAQI
2nd Aug 20252510 PMAQI
2nd Aug 20252611 PMAQI
3rd Aug 20252712 AMAQI
3rd Aug 2025261 AMAQI
3rd Aug 2025272 AMAQI
3rd Aug 2025313 AMAQI
3rd Aug 2025344 AMAQI

18°C14/21°C

3rd Aug 2025285 AMAQI
3rd Aug 2025266 AMAQI
3rd Aug 2025297 AMAQI
3rd Aug 2025288 AMAQI
3rd Aug 2025299 AMAQI
3rd Aug 20253310 AMAQI
3rd Aug 20253811 AMAQI
3rd Aug 20252712 PMAQI
3rd Aug 2025271 PMAQI
3rd Aug 2025292 PMAQI
3rd Aug 2025273 PMAQI
3rd Aug 2025284 PMAQI
3rd Aug 2025285 PMAQI
3rd Aug 2025276 PMAQI
3rd Aug 2025277 PMAQI
3rd Aug 2025278 PMAQI
3rd Aug 2025279 PMAQI
3rd Aug 20252810 PMAQI
3rd Aug 20252811 PMAQI
4th Aug 20252812 AMAQI
4th Aug 2025281 AMAQI
4th Aug 2025282 AMAQI
4th Aug 2025333 AMAQI
4th Aug 2025304 AMAQI

19°C15/22°C

4th Aug 2025305 AMAQI
4th Aug 2025306 AMAQI
4th Aug 2025337 AMAQI
4th Aug 2025318 AMAQI
4th Aug 2025329 AMAQI
4th Aug 20253210 AMAQI
4th Aug 20253111 AMAQI
4th Aug 20253112 PMAQI
4th Aug 2025321 PMAQI
4th Aug 2025322 PMAQI
4th Aug 2025313 PMAQI
4th Aug 2025304 PMAQI
4th Aug 2025305 PMAQI
4th Aug 2025286 PMAQI
4th Aug 2025297 PMAQI
4th Aug 2025308 PMAQI
4th Aug 2025299 PMAQI
4th Aug 20252910 PMAQI
4th Aug 20252911 PMAQI
5th Aug 20253012 AMAQI
5th Aug 2025301 AMAQI
5th Aug 2025302 AMAQI
5th Aug 2025233 AMAQI
5th Aug 2025264 AMAQI

20°C17/26°C

5th Aug 2025265 AMAQI
5th Aug 2025256 AMAQI
5th Aug 2025237 AMAQI
5th Aug 2025238 AMAQI
5th Aug 2025229 AMAQI
5th Aug 20252210 AMAQI
5th Aug 20252111 AMAQI
5th Aug 20252212 PMAQI
5th Aug 2025221 PMAQI
5th Aug 2025212 PMAQI
5th Aug 2025223 PMAQI
5th Aug 2025244 PMAQI
5th Aug 2025245 PMAQI
5th Aug 2025246 PMAQI
5th Aug 2025247 PMAQI
5th Aug 2025248 PMAQI
5th Aug 2025249 PMAQI
5th Aug 20252310 PMAQI
5th Aug 20252511 PMAQI
6th Aug 20252612 AMAQI
6th Aug 2025261 AMAQI
6th Aug 2025272 AMAQI
6th Aug 2025203 AMAQI
6th Aug 2025244 AMAQI

18°C15/21°C

6th Aug 2025215 AMAQI
6th Aug 2025226 AMAQI
6th Aug 2025217 AMAQI
6th Aug 2025228 AMAQI
6th Aug 2025219 AMAQI
6th Aug 20252410 AMAQI
6th Aug 20252011 AMAQI
6th Aug 20252012 PMAQI
6th Aug 2025201 PMAQI
6th Aug 2025212 PMAQI
6th Aug 2025223 PMAQI
6th Aug 2025224 PMAQI
6th Aug 2025225 PMAQI
6th Aug 2025226 PMAQI
6th Aug 2025227 PMAQI
6th Aug 2025208 PMAQI
6th Aug 2025219 PMAQI
6th Aug 20252210 PMAQI
6th Aug 20252311 PMAQI
7th Aug 20252312 AMAQI
7th Aug 2025241 AMAQI
7th Aug 2025232 AMAQI
7th Aug 2025163 AMAQI
7th Aug 2025154 AMAQI

16°C14/19°C

7th Aug 2025145 AMAQI
7th Aug 2025156 AMAQI
7th Aug 2025157 AMAQI
7th Aug 2025168 AMAQI
7th Aug 2025179 AMAQI
7th Aug 20251610 AMAQI
7th Aug 20251711 AMAQI
7th Aug 20251812 PMAQI
7th Aug 2025201 PMAQI
7th Aug 2025202 PMAQI
7th Aug 2025193 PMAQI
7th Aug 2025184 PMAQI
7th Aug 2025195 PMAQI
7th Aug 2025206 PMAQI
7th Aug 2025207 PMAQI
7th Aug 2025218 PMAQI
7th Aug 2025209 PMAQI
7th Aug 20251910 PMAQI
7th Aug 20251911 PMAQI
8th Aug 20251812 AMAQI
8th Aug 2025191 AMAQI
8th Aug 2025182 AMAQI
8th Aug 2025173 AMAQI
8th Aug 2025194 AMAQI

16°C13/19°C

8th Aug 2025175 AMAQI
8th Aug 2025176 AMAQI
8th Aug 2025207 AMAQI
8th Aug 2025198 AMAQI
8th Aug 2025209 AMAQI
8th Aug 20252010 AMAQI
8th Aug 20252011 AMAQI
8th Aug 20252012 PMAQI
8th Aug 2025221 PMAQI
8th Aug 2025232 PMAQI
8th Aug 2025193 PMAQI
8th Aug 2025204 PMAQI
8th Aug 2025205 PMAQI
8th Aug 2025206 PMAQI
8th Aug 2025207 PMAQI
8th Aug 2025188 PMAQI
8th Aug 2025189 PMAQI
8th Aug 20251910 PMAQI
8th Aug 20252011 PMAQI
9th Aug 20252012 AMAQI
9th Aug 2025181 AMAQI
9th Aug 2025182 AMAQI
9th Aug 2025273 AMAQI
9th Aug 2025294 AMAQI

16°C13/19°C

9th Aug 2025285 AMAQI
9th Aug 2025306 AMAQI
9th Aug 2025257 AMAQI
9th Aug 2025258 AMAQI
9th Aug 2025259 AMAQI
9th Aug 20252510 AMAQI
9th Aug 20252611 AMAQI
9th Aug 20252612 PMAQI
9th Aug 2025261 PMAQI
9th Aug 2025272 PMAQI
9th Aug 2025273 PMAQI
9th Aug 2025274 PMAQI
9th Aug 2025275 PMAQI
9th Aug 2025276 PMAQI
9th Aug 2025277 PMAQI
9th Aug 2025278 PMAQI
9th Aug 2025289 PMAQI
9th Aug 20252610 PMAQI
9th Aug 20252411 PMAQI
10th Aug 20252312 AMAQI
10th Aug 2025241 AMAQI
10th Aug 2025232 AMAQI
10th Aug 2025243 AMAQI
10th Aug 2025264 AMAQI

16°C13/21°C

10th Aug 2025275 AMAQI
10th Aug 2025286 AMAQI
10th Aug 2025257 AMAQI
10th Aug 2025248 AMAQI
10th Aug 2025229 AMAQI
10th Aug 20252010 AMAQI
10th Aug 20252211 AMAQI
10th Aug 20252112 PMAQI
10th Aug 2025221 PMAQI
10th Aug 2025232 PMAQI
10th Aug 2025263 PMAQI
10th Aug 2025274 PMAQI
10th Aug 2025265 PMAQI
10th Aug 2025246 PMAQI
10th Aug 2025227 PMAQI
10th Aug 2025238 PMAQI
10th Aug 2025249 PMAQI
10th Aug 20252410 PMAQI
10th Aug 20252511 PMAQI
11th Aug 20252312 AMAQI
11th Aug 2025231 AMAQI
11th Aug 2025222 AMAQI
11th Aug 2025183 AMAQI
11th Aug 2025184 AMAQI

17°C13/20°C

11th Aug 2025185 AMAQI
11th Aug 2025176 AMAQI
11th Aug 2025177 AMAQI
11th Aug 2025188 AMAQI
11th Aug 2025189 AMAQI
11th Aug 20251810 AMAQI
11th Aug 20251611 AMAQI
11th Aug 20251812 PMAQI
11th Aug 2025171 PMAQI
11th Aug 2025182 PMAQI
11th Aug 2025183 PMAQI
11th Aug 2025184 PMAQI
11th Aug 2025195 PMAQI
11th Aug 2025186 PMAQI
11th Aug 2025187 PMAQI
11th Aug 2025188 PMAQI
11th Aug 2025189 PMAQI
11th Aug 20251910 PMAQI
11th Aug 20251911 PMAQI
12th Aug 20252012 AMAQI
12th Aug 2025201 AMAQI
12th Aug 2025192 AMAQI
12th Aug 2025153 AMAQI
12th Aug 2025154 AMAQI

17°C15/19°C

12th Aug 2025155 AMAQI
12th Aug 2025146 AMAQI
12th Aug 2025157 AMAQI
12th Aug 2025178 AMAQI
12th Aug 2025169 AMAQI
12th Aug 20251610 AMAQI
12th Aug 20251611 AMAQI
12th Aug 20251512 PMAQI
12th Aug 2025141 PMAQI
12th Aug 2025162 PMAQI
12th Aug 2025173 PMAQI
12th Aug 2025164 PMAQI
12th Aug 2025185 PMAQI
12th Aug 2025166 PMAQI
12th Aug 2025177 PMAQI
12th Aug 2025188 PMAQI
12th Aug 2025169 PMAQI
12th Aug 20251710 PMAQI
12th Aug 20251811 PMAQI
13th Aug 20251712 AMAQI
13th Aug 2025181 AMAQI
13th Aug 2025162 AMAQI
13th Aug 2025163 AMAQI
13th Aug 2025144 AMAQI

17°C13/19°C

13th Aug 2025135 AMAQI
13th Aug 2025146 AMAQI
13th Aug 2025177 AMAQI
13th Aug 2025168 AMAQI
13th Aug 2025159 AMAQI
13th Aug 20251510 AMAQI
13th Aug 20251311 AMAQI
13th Aug 20251412 PMAQI
13th Aug 2025151 PMAQI
13th Aug 2025152 PMAQI
13th Aug 2025183 PMAQI
13th Aug 2025154 PMAQI
13th Aug 2025165 PMAQI
13th Aug 2025166 PMAQI
13th Aug 2025167 PMAQI
13th Aug 2025188 PMAQI
13th Aug 2025169 PMAQI
13th Aug 20251610 PMAQI
13th Aug 20251611 PMAQI
14th Aug 20251712 AMAQI
14th Aug 2025171 AMAQI
14th Aug 2025172 AMAQI
14th Aug 2025173 AMAQI
14th Aug 2025204 AMAQI

17°C14/19°C

14th Aug 2025195 AMAQI
14th Aug 2025226 AMAQI
14th Aug 2025187 AMAQI
14th Aug 2025218 AMAQI
14th Aug 2025229 AMAQI
14th Aug 20252010 AMAQI
14th Aug 20252011 AMAQI
14th Aug 20252012 PMAQI
14th Aug 2025191 PMAQI
14th Aug 2025262 PMAQI
14th Aug 2025203 PMAQI
14th Aug 2025204 PMAQI
14th Aug 2025205 PMAQI
14th Aug 2025216 PMAQI
14th Aug 2025197 PMAQI
14th Aug 2025228 PMAQI
14th Aug 2025209 PMAQI
14th Aug 20251910 PMAQI
14th Aug 20252111 PMAQI
15th Aug 20251912 AMAQI
15th Aug 2025181 AMAQI
15th Aug 2025192 AMAQI
15th Aug 2025253 AMAQI
15th Aug 2025274 AMAQI

17°C14/20°C

15th Aug 2025285 AMAQI
15th Aug 2025286 AMAQI
15th Aug 2025247 AMAQI
15th Aug 2025248 AMAQI
15th Aug 2025239 AMAQI
15th Aug 20252210 AMAQI
15th Aug 20252211 AMAQI
15th Aug 20252612 PMAQI
15th Aug 2025241 PMAQI
15th Aug 2025252 PMAQI
15th Aug 2025243 PMAQI
15th Aug 2025244 PMAQI
15th Aug 2025255 PMAQI
15th Aug 2025266 PMAQI
15th Aug 2025257 PMAQI
15th Aug 2025258 PMAQI
15th Aug 2025239 PMAQI
15th Aug 20252210 PMAQI
15th Aug 20252311 PMAQI
16th Aug 20252412 AMAQI
16th Aug 2025241 AMAQI
16th Aug 2025242 AMAQI
16th Aug 2025213 AMAQI
16th Aug 2025194 AMAQI

19°C15/24°C

16th Aug 2025165 AMAQI
16th Aug 2025136 AMAQI
16th Aug 2025147 AMAQI
16th Aug 2025118 AMAQI
16th Aug 2025149 AMAQI
16th Aug 20251310 AMAQI
16th Aug 20251011 AMAQI
16th Aug 20251112 PMAQI
16th Aug 2025101 PMAQI
16th Aug 2025122 PMAQI
16th Aug 2025133 PMAQI
16th Aug 2025154 PMAQI
16th Aug 2025145 PMAQI
16th Aug 2025146 PMAQI
16th Aug 2025157 PMAQI
16th Aug 2025158 PMAQI
16th Aug 2025149 PMAQI
16th Aug 20251610 PMAQI
16th Aug 20251811 PMAQI
17th Aug 20251712 AMAQI
17th Aug 2025181 AMAQI
17th Aug 2025192 AMAQI
17th Aug 2025133 AMAQI
17th Aug 2025114 AMAQI

15°C13/16°C

17th Aug 2025125 AMAQI
17th Aug 2025116 AMAQI
17th Aug 2025127 AMAQI
17th Aug 2025108 AMAQI
17th Aug 2025119 AMAQI
17th Aug 20251110 AMAQI
17th Aug 20251011 AMAQI
17th Aug 20251012 PMAQI
17th Aug 2025101 PMAQI
17th Aug 2025122 PMAQI
17th Aug 2025143 PMAQI
17th Aug 2025134 PMAQI
17th Aug 2025145 PMAQI
17th Aug 2025146 PMAQI
17th Aug 2025137 PMAQI
17th Aug 2025138 PMAQI
17th Aug 2025139 PMAQI
17th Aug 20251410 PMAQI
17th Aug 20251311 PMAQI
18th Aug 20251412 AMAQI

--°C/°C

5 AM
1 PM
9 PM
1 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 9 PM

30AQI

17 hours / Day
510 hours / Month
Avg. Lowest Time
5 AM - 9 PM

30AQI

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. 30), while the lowest AQI was between 5 AM to 9 PM (Avg. 30).
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

Maardu, Harjumaa, Estonia

2025

96%

218

4%

10

Total number of days with different AQI categories in last 229 days in 2025 (136 days remaining)

Good
218 Days
Moderate
10 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 96%

Health Risk Level:

Very Low

In 2025, 96% of 229 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

Maardu, Harjumaa, Estonia

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 January 2025
26AQI
2nd January 2025
26AQI
3rd January 2025
24AQI
4th January 2025
24AQI
5th January 2025
23AQI
6th January 2025
23AQI
7th January 2025
25AQI
8th January 2025
29AQI
9th January 2025
25AQI
10th January 2025
26AQI
11th January 2025
21AQI
12th January 2025
23AQI
13th January 2025
24AQI
14th January 2025
23AQI
15th January 2025
22AQI
16th January 2025
22AQI
17th January 2025
21AQI
18th January 2025
26AQI
19th January 2025
23AQI
20th January 2025
23AQI
21st January 2025
24AQI
22nd January 2025
26AQI
23rd January 2025
26AQI
24th January 2025
27AQI
25th January 2025
27AQI
26th January 2025
27AQI
27th January 2025
25AQI
28th January 2025
31AQI
29th January 2025
44AQI
30th January 2025
28AQI
31st January 2025
24AQI
1st February 2025
23AQI
2nd February 2025
21AQI
3rd February 2025
20AQI
4th February 2025
28AQI
5th February 2025
27AQI
6th February 2025
33AQI
7th February 2025
30AQI
8th February 2025
32AQI
9th February 2025
42AQI
10th February 2025
47AQI
11th February 2025
37AQI
12th February 2025
33AQI
13th February 2025
30AQI
14th February 2025
26AQI
15th February 2025
64AQI
16th February 2025
70AQI
17th February 2025
68AQI
18th February 2025
36AQI
19th February 2025
32AQI
20th February 2025
34AQI
21st February 2025
30AQI
22nd February 2025
43AQI
23rd February 2025
54AQI
24th February 2025
64AQI
25th February 2025
75AQI
26th February 2025
75AQI
27th February 2025
54AQI
28th February 2025
54AQI
1st March 2025
38AQI
2nd March 2025
31AQI
3rd March 2025
27AQI
4th March 2025
27AQI
5th March 2025
27AQI
6th March 2025
25AQI
7th March 2025
29AQI
8th March 2025
45AQI
9th March 2025
33AQI
10th March 2025
34AQI
11th March 2025
33AQI
12th March 2025
31AQI
13th March 2025
29AQI
14th March 2025
25AQI
15th March 2025
21AQI
16th March 2025
19AQI
17th March 2025
20AQI
18th March 2025
17AQI
19th March 2025
19AQI
20th March 2025
20AQI
21st March 2025
25AQI
22nd March 2025
26AQI
23rd March 2025
26AQI
24th March 2025
31AQI
25th March 2025
50AQI
26th March 2025
41AQI
27th March 2025
35AQI
28th March 2025
31AQI
29th March 2025
45AQI
30th March 2025
44AQI
31st March 2025
47AQI
1st April 2025
48AQI
2nd April 2025
36AQI
3rd April 2025
32AQI
4th April 2025
28AQI
5th April 2025
24AQI
6th April 2025
19AQI
7th April 2025
21AQI
8th April 2025
19AQI
9th April 2025
21AQI
10th April 2025
19AQI
11th April 2025
18AQI
12th April 2025
17AQI
13th April 2025
20AQI
14th April 2025
25AQI
15th April 2025
31AQI
16th April 2025
26AQI
17th April 2025
25AQI
18th April 2025
29AQI
19th April 2025
43AQI
20th April 2025
26AQI
21st April 2025
22AQI
22nd April 2025
19AQI
23rd April 2025
20AQI
24th April 2025
18AQI
25th April 2025
18AQI
26th April 2025
16AQI
27th April 2025
15AQI
28th April 2025
19AQI
29th April 2025
17AQI
30th April 2025
17AQI
1st May 2025
17AQI
2nd May 2025
15AQI
3rd May 2025
14AQI
4th May 2025
14AQI
5th May 2025
14AQI
6th May 2025
14AQI
7th May 2025
15AQI
8th May 2025
14AQI
9th May 2025
16AQI
10th May 2025
18AQI
11th May 2025
17AQI
12th May 2025
18AQI
13th May 2025
18AQI
14th May 2025
17AQI
15th May 2025
16AQI
16th May 2025
18AQI
17th May 2025
17AQI
18th May 2025
16AQI
19th May 2025
19AQI
20th May 2025
17AQI
21st May 2025
14AQI
22nd May 2025
18AQI
23rd May 2025
18AQI
24th May 2025
18AQI
25th May 2025
17AQI
26th May 2025
19AQI
27th May 2025
19AQI
28th May 2025
19AQI
29th May 2025
21AQI
30th May 2025
23AQI
31st May 2025
19AQI
1st June 2025
17AQI
2nd June 2025
18AQI
3rd June 2025
19AQI
4th June 2025
20AQI
5th June 2025
22AQI
6th June 2025
20AQI
7th June 2025
18AQI
8th June 2025
18AQI
9th June 2025
20AQI
10th June 2025
21AQI
11th June 2025
28AQI
12th June 2025
30AQI
13th June 2025
26AQI
14th June 2025
22AQI
15th June 2025
21AQI
16th June 2025
21AQI
17th June 2025
27AQI
18th June 2025
25AQI
19th June 2025
21AQI
20th June 2025
18AQI
21st June 2025
17AQI
22nd June 2025
15AQI
23rd June 2025
17AQI
24th June 2025
20AQI
25th June 2025
18AQI
26th June 2025
16AQI
27th June 2025
17AQI
28th June 2025
18AQI
29th June 2025
18AQI
30th June 2025
16AQI
1st July 2025
15AQI
2nd July 2025
16AQI
3rd July 2025
17AQI
4th July 2025
16AQI
5th July 2025
16AQI
6th July 2025
17AQI
7th July 2025
17AQI
8th July 2025
19AQI
9th July 2025
19AQI
10th July 2025
18AQI
11th July 2025
20AQI
12th July 2025
26AQI
13th July 2025
26AQI
14th July 2025
31AQI
15th July 2025
39AQI
16th July 2025
46AQI
17th July 2025
38AQI
18th July 2025
34AQI
19th July 2025
32AQI
20th July 2025
31AQI
21st July 2025
37AQI
22nd July 2025
39AQI
23rd July 2025
42AQI
24th July 2025
49AQI
25th July 2025
53AQI
26th July 2025
50AQI
27th July 2025
41AQI
28th July 2025
34AQI
29th July 2025
34AQI
30th July 2025
40AQI
31st July 2025
41AQI
1st August 2025
33AQI
2nd August 2025
25AQI
3rd August 2025
28AQI
4th August 2025
30AQI
5th August 2025
25AQI
6th August 2025
22AQI
7th August 2025
19AQI
8th August 2025
19AQI
9th August 2025
25AQI
10th August 2025
24AQI
11th August 2025
19AQI
12th August 2025
17AQI
13th August 2025
16AQI
14th August 2025
20AQI
15th August 2025
23AQI
16th August 2025
17AQI

25AQI

42AQI

31AQI

24AQI

17AQI

20AQI

31AQI

23AQI


No. of days

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

202527AQI

31
19
9
31
30
31
30
30
1
16
218
10

Highest AQI recorded in

February

42AQI


Lowest AQI recorded in

May

17AQI


202427AQI

29
2
22
1
18
1
14
18
1
29
1
31
31
27
2
31
30
31
311
8

Highest AQI recorded in

September

33AQI


Lowest AQI recorded in

April

19AQI


202325AQI

31
26
2
30
1
29
1
31
29
1
31
31
26
4
31
29
30
1
354
10

Highest AQI recorded in

June

31AQI


Lowest AQI recorded in

October

16AQI


202227AQI

29
2
20
1
25
6
30
31
27
3
24
1
28
30
1
30
26
5
301
18

Highest AQI recorded in

March

37AQI


Lowest AQI recorded in

August

17AQI


202129AQI

30
1
27
1
31
30
30
1
28
2
31
31
30
29
2
27
3
29
2
353
12

Highest AQI recorded in

February

34AQI


Lowest AQI recorded in

September

22AQI


202019AQI

1
13
21
18
30
31
31
30
31
30
31
267

Highest AQI recorded in

April

28AQI


Lowest AQI recorded in

February

0AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2021(Avg.)
29AQI
Least Polluted Year Recorded
2020(Avg.)
19AQI


Maardu's annual 2025 AQI (27) shows an average percentage change of 7.1% (worsened AQI) compared to previous years: 2020 (19), 2021 (29), 2022 (27), 2023 (25), 2024 (27).