Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Hoorn, Noord Holland, Netherlands 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

Hoorn, Noord Holland, Netherlands

2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
14th Aug 2025
57AQI
Lowest AQI recorded on
22nd Aug 2025
18AQI

Same Day Analysis (13th August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 2nd highest AQI at 29 of Good air quality, showing improvement over 2025 on the same day.

Day & Night AQI Trend: 12th Aug - 13th Aug 2026

Hoorn, Noord Holland, Netherlands

AQI
Day
Night
.

5 AM12th Aug 2026

9 PM

4 AM13th Aug 2026

Day time
Avg. Highest Time
1PM12th Aug

52AQI

Avg. Lowest Time
11AM12th Aug

27AQI

Night time
Avg. Highest Time
11PM12th Aug

50AQI

Avg. Lowest Time
1AM13th Aug

14AQI

In the last 24 hours,

Hoorn's AQI reached its highest point of 52 at 1 PM during the Day, while the lowest point, 14, was recorded at 1 AM during the Night between 12th Aug and 13th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Hoorn, Noord Holland, Netherlands

JulAug
15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th
Day
Night
15th Jul 2026425 AMAQI
15th Jul 2026446 AMAQI
15th Jul 2026407 AMAQI
15th Jul 2026338 AMAQI
15th Jul 2026349 AMAQI
15th Jul 20262710 AMAQI
15th Jul 20263611 AMAQI
15th Jul 20264912 PMAQI
15th Jul 2026401 PMAQI
15th Jul 2026292 PMAQI
15th Jul 2026363 PMAQI
15th Jul 2026404 PMAQI
15th Jul 2026405 PMAQI
15th Jul 2026386 PMAQI
15th Jul 2026347 PMAQI
15th Jul 2026338 PMAQI
15th Jul 2026349 PMAQI
15th Jul 20263810 PMAQI
15th Jul 20262511 PMAQI
16th Jul 20262312 AMAQI
16th Jul 2026271 AMAQI
16th Jul 2026252 AMAQI
16th Jul 2026273 AMAQI
16th Jul 2026254 AMAQI

22°C17/27°C

16th Jul 2026275 AMAQI
16th Jul 2026246 AMAQI
16th Jul 2026347 AMAQI
16th Jul 2026368 AMAQI
16th Jul 2026279 AMAQI
16th Jul 20262710 AMAQI
16th Jul 20262911 AMAQI
16th Jul 20263412 PMAQI
16th Jul 2026401 PMAQI
16th Jul 2026462 PMAQI
16th Jul 2026513 PMAQI
16th Jul 2026464 PMAQI
16th Jul 2026345 PMAQI
16th Jul 2026296 PMAQI
16th Jul 2026367 PMAQI
16th Jul 2026388 PMAQI
16th Jul 2026389 PMAQI
16th Jul 20263410 PMAQI
16th Jul 20265411 PMAQI
17th Jul 20264812 AMAQI
17th Jul 2026381 AMAQI
17th Jul 2026382 AMAQI
17th Jul 2026223 AMAQI
17th Jul 2026444 AMAQI

20°C17/23°C

17th Jul 2026665 AMAQI
17th Jul 2026716 AMAQI
17th Jul 2026717 AMAQI
17th Jul 2026748 AMAQI
17th Jul 2026769 AMAQI
17th Jul 20267110 AMAQI
17th Jul 20265911 AMAQI
17th Jul 20266012 PMAQI
17th Jul 2026531 PMAQI
17th Jul 2026622 PMAQI
17th Jul 2026513 PMAQI
17th Jul 2026444 PMAQI
17th Jul 2026345 PMAQI
17th Jul 2026486 PMAQI
17th Jul 2026447 PMAQI
17th Jul 2026548 PMAQI
17th Jul 2026429 PMAQI
17th Jul 20266010 PMAQI
17th Jul 20266511 PMAQI
18th Jul 20266412 AMAQI
18th Jul 2026641 AMAQI
18th Jul 2026592 AMAQI
18th Jul 2026653 AMAQI
18th Jul 2026684 AMAQI

19°C16/23°C

18th Jul 2026575 AMAQI
18th Jul 20261056 AMAQI
18th Jul 2026857 AMAQI
18th Jul 2026658 AMAQI
18th Jul 2026589 AMAQI
18th Jul 20264210 AMAQI
18th Jul 20262311 AMAQI
18th Jul 20261212 PMAQI
18th Jul 202681 PMAQI
18th Jul 202682 PMAQI
18th Jul 2026483 PMAQI
18th Jul 2026604 PMAQI
18th Jul 2026605 PMAQI
18th Jul 2026336 PMAQI
18th Jul 202647 PMAQI
18th Jul 202648 PMAQI
18th Jul 202689 PMAQI
18th Jul 2026410 PMAQI
18th Jul 2026811 PMAQI
19th Jul 2026612 AMAQI
19th Jul 202681 AMAQI
19th Jul 202682 AMAQI
19th Jul 202683 AMAQI
19th Jul 202684 AMAQI

17°C15/19°C

19th Jul 202685 AMAQI
19th Jul 2026146 AMAQI
19th Jul 2026127 AMAQI
19th Jul 202648 AMAQI
19th Jul 2026219 AMAQI
19th Jul 20263410 AMAQI
19th Jul 20263411 AMAQI
19th Jul 20263212 PMAQI
19th Jul 2026291 PMAQI
19th Jul 2026292 PMAQI
19th Jul 2026363 PMAQI
19th Jul 2026294 PMAQI
19th Jul 2026275 PMAQI
19th Jul 2026366 PMAQI
19th Jul 2026547 PMAQI
19th Jul 2026578 PMAQI
19th Jul 2026539 PMAQI
19th Jul 20263410 PMAQI
19th Jul 20262511 PMAQI
20th Jul 20262312 AMAQI
20th Jul 2026201 AMAQI
20th Jul 2026232 AMAQI
20th Jul 2026233 AMAQI
20th Jul 2026164 AMAQI

16°C14/19°C

20th Jul 2026315 AMAQI
20th Jul 2026326 AMAQI
20th Jul 2026297 AMAQI
20th Jul 2026328 AMAQI
20th Jul 2026279 AMAQI
20th Jul 20262510 AMAQI
20th Jul 20262911 AMAQI
20th Jul 20262712 PMAQI
20th Jul 2026271 PMAQI
20th Jul 2026212 PMAQI
20th Jul 2026253 PMAQI
20th Jul 2026334 PMAQI
20th Jul 2026295 PMAQI
20th Jul 2026236 PMAQI
20th Jul 2026257 PMAQI
20th Jul 2026238 PMAQI
20th Jul 2026219 PMAQI
20th Jul 20263410 PMAQI
20th Jul 20262311 PMAQI
21st Jul 20262112 AMAQI
21st Jul 2026251 AMAQI
21st Jul 2026212 AMAQI
21st Jul 2026253 AMAQI
21st Jul 2026254 AMAQI

16°C14/19°C

21st Jul 2026236 AMAQI
21st Jul 2026297 AMAQI
21st Jul 2026318 AMAQI
21st Jul 2026279 AMAQI
21st Jul 20262110 AMAQI
21st Jul 20262711 AMAQI
21st Jul 20263812 PMAQI
21st Jul 2026271 PMAQI
21st Jul 2026232 PMAQI
21st Jul 2026313 PMAQI
21st Jul 2026314 PMAQI
21st Jul 2026215 PMAQI
21st Jul 2026276 PMAQI
21st Jul 2026267 PMAQI
21st Jul 2026248 PMAQI
21st Jul 2026189 PMAQI
21st Jul 20261010 PMAQI
21st Jul 2026811 PMAQI
22nd Jul 2026812 AMAQI
22nd Jul 202681 AMAQI
22nd Jul 2026102 AMAQI
22nd Jul 2026163 AMAQI
22nd Jul 2026144 AMAQI

17°C14/21°C

22nd Jul 2026125 AMAQI
22nd Jul 2026146 AMAQI
22nd Jul 2026147 AMAQI
22nd Jul 2026128 AMAQI
22nd Jul 2026199 AMAQI
22nd Jul 20263010 AMAQI
22nd Jul 20262511 AMAQI
22nd Jul 20262112 PMAQI
22nd Jul 2026211 PMAQI
22nd Jul 2026272 PMAQI
22nd Jul 2026313 PMAQI
22nd Jul 2026294 PMAQI
22nd Jul 2026295 PMAQI
22nd Jul 2026276 PMAQI
22nd Jul 2026257 PMAQI
22nd Jul 2026218 PMAQI
22nd Jul 2026319 PMAQI
22nd Jul 20262710 PMAQI
22nd Jul 20262911 PMAQI
23rd Jul 20262512 AMAQI
23rd Jul 2026301 AMAQI
23rd Jul 2026232 AMAQI
23rd Jul 2026253 AMAQI
23rd Jul 2026184 AMAQI

17°C14/19°C

23rd Jul 2026125 AMAQI
23rd Jul 2026116 AMAQI
23rd Jul 2026107 AMAQI
23rd Jul 2026178 AMAQI
23rd Jul 2026259 AMAQI
23rd Jul 20262310 AMAQI
23rd Jul 20262511 AMAQI
23rd Jul 20262512 PMAQI
23rd Jul 2026231 PMAQI
23rd Jul 2026332 PMAQI
23rd Jul 2026553 PMAQI
23rd Jul 2026534 PMAQI
23rd Jul 2026585 PMAQI
23rd Jul 2026446 PMAQI
23rd Jul 2026387 PMAQI
23rd Jul 2026108 PMAQI
23rd Jul 202689 PMAQI
23rd Jul 20262310 PMAQI
23rd Jul 20263111 PMAQI
24th Jul 20262712 AMAQI
24th Jul 2026251 AMAQI
24th Jul 2026202 AMAQI
24th Jul 2026143 AMAQI
24th Jul 2026144 AMAQI

17°C14/20°C

24th Jul 2026215 AMAQI
24th Jul 2026136 AMAQI
24th Jul 202687 AMAQI
24th Jul 202688 AMAQI
24th Jul 2026149 AMAQI
24th Jul 20261610 AMAQI
24th Jul 20262711 AMAQI
24th Jul 20262012 PMAQI
24th Jul 2026231 PMAQI
24th Jul 2026252 PMAQI
24th Jul 2026293 PMAQI
24th Jul 2026294 PMAQI
24th Jul 2026295 PMAQI
24th Jul 2026256 PMAQI
24th Jul 2026257 PMAQI
24th Jul 2026408 PMAQI
24th Jul 2026429 PMAQI
24th Jul 20262710 PMAQI
24th Jul 20262911 PMAQI
25th Jul 20263112 AMAQI
25th Jul 2026481 AMAQI
25th Jul 2026642 AMAQI
25th Jul 2026693 AMAQI
25th Jul 2026744 AMAQI

18°C14/23°C

25th Jul 2026555 AMAQI
25th Jul 2026626 AMAQI
25th Jul 2026657 AMAQI
25th Jul 2026688 AMAQI
25th Jul 2026919 AMAQI
25th Jul 20269410 AMAQI
25th Jul 20264711 AMAQI
25th Jul 20261212 PMAQI
25th Jul 2026121 PMAQI
25th Jul 202642 PMAQI
25th Jul 202643 PMAQI
25th Jul 2026164 PMAQI
25th Jul 202645 PMAQI
25th Jul 202686 PMAQI
25th Jul 202647 PMAQI
25th Jul 202648 PMAQI
25th Jul 202649 PMAQI
25th Jul 2026810 PMAQI
25th Jul 20261811 PMAQI
26th Jul 20262912 AMAQI
26th Jul 2026461 AMAQI
26th Jul 2026792 AMAQI
26th Jul 2026653 AMAQI
26th Jul 2026684 AMAQI

20°C16/24°C

26th Jul 2026715 AMAQI
26th Jul 2026606 AMAQI
26th Jul 2026457 AMAQI
26th Jul 2026198 AMAQI
26th Jul 2026219 AMAQI
26th Jul 20261910 AMAQI
26th Jul 20263811 AMAQI
26th Jul 20261012 PMAQI
26th Jul 2026121 PMAQI
26th Jul 2026232 PMAQI
26th Jul 2026213 PMAQI
26th Jul 2026184 PMAQI
26th Jul 2026185 PMAQI
26th Jul 2026146 PMAQI
26th Jul 2026207 PMAQI
26th Jul 2026298 PMAQI
26th Jul 2026279 PMAQI
26th Jul 20262910 PMAQI
26th Jul 20262911 PMAQI
27th Jul 20262312 AMAQI
27th Jul 2026231 AMAQI
27th Jul 2026132 AMAQI
27th Jul 202663 AMAQI
27th Jul 2026134 AMAQI

18°C16/22°C

27th Jul 202685 AMAQI
27th Jul 2026176 AMAQI
27th Jul 2026127 AMAQI
27th Jul 2026178 AMAQI
27th Jul 2026129 AMAQI
27th Jul 20261410 AMAQI
27th Jul 20262311 AMAQI
27th Jul 2026812 PMAQI
27th Jul 202661 PMAQI
27th Jul 2026102 PMAQI
27th Jul 2026163 PMAQI
27th Jul 2026254 PMAQI
27th Jul 2026255 PMAQI
27th Jul 2026276 PMAQI
27th Jul 2026207 PMAQI
27th Jul 2026128 PMAQI
27th Jul 2026169 PMAQI
27th Jul 20261410 PMAQI
27th Jul 20261211 PMAQI
28th Jul 2026812 AMAQI
28th Jul 2026121 AMAQI
28th Jul 2026172 AMAQI
28th Jul 2026213 AMAQI
28th Jul 2026274 AMAQI

18°C15/20°C

28th Jul 2026275 AMAQI
28th Jul 2026256 AMAQI
28th Jul 2026217 AMAQI
28th Jul 2026218 AMAQI
28th Jul 2026259 AMAQI
28th Jul 20263110 AMAQI
28th Jul 20262911 AMAQI
28th Jul 20262112 PMAQI
28th Jul 2026331 PMAQI
28th Jul 2026512 PMAQI
28th Jul 2026273 PMAQI
28th Jul 2026234 PMAQI
28th Jul 2026295 PMAQI
28th Jul 2026256 PMAQI
28th Jul 2026407 PMAQI
28th Jul 2026338 PMAQI
28th Jul 2026319 PMAQI
28th Jul 20263310 PMAQI
28th Jul 20262111 PMAQI
29th Jul 20262912 AMAQI
29th Jul 2026291 AMAQI
29th Jul 2026252 AMAQI
29th Jul 2026293 AMAQI
29th Jul 2026274 AMAQI

21°C15/26°C

29th Jul 2026295 AMAQI
29th Jul 2026276 AMAQI
29th Jul 2026427 AMAQI
29th Jul 2026518 AMAQI
29th Jul 2026649 AMAQI
29th Jul 20263810 AMAQI
29th Jul 20264911 AMAQI
29th Jul 20263112 PMAQI
29th Jul 2026101 PMAQI
29th Jul 2026122 PMAQI
29th Jul 202683 PMAQI
29th Jul 2026104 PMAQI
29th Jul 2026235 PMAQI
29th Jul 2026326 PMAQI
29th Jul 2026187 PMAQI
29th Jul 202668 PMAQI
29th Jul 2026199 PMAQI
29th Jul 20261910 PMAQI
29th Jul 20261411 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026521 AMAQI
30th Jul 2026712 AMAQI
30th Jul 2026703 AMAQI
30th Jul 2026574 AMAQI

25°C19/31°C

30th Jul 2026635 AMAQI
30th Jul 2026656 AMAQI
30th Jul 2026577 AMAQI
30th Jul 2026338 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20263610 AMAQI
30th Jul 20266211 AMAQI
30th Jul 20266412 PMAQI
30th Jul 2026171 PMAQI
30th Jul 202682 PMAQI
30th Jul 2026193 PMAQI
30th Jul 2026174 PMAQI
30th Jul 2026175 PMAQI
30th Jul 2026276 PMAQI
30th Jul 2026217 PMAQI
30th Jul 2026178 PMAQI
30th Jul 2026179 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20262711 PMAQI
31st Jul 20265312 AMAQI
31st Jul 2026441 AMAQI
31st Jul 2026572 AMAQI
31st Jul 2026643 AMAQI
31st Jul 2026524 AMAQI

22°C18/26°C

31st Jul 2026585 AMAQI
31st Jul 2026626 AMAQI
31st Jul 2026547 AMAQI
31st Jul 2026668 AMAQI
31st Jul 2026149 AMAQI
31st Jul 20265310 AMAQI
31st Jul 20264611 AMAQI
31st Jul 20264612 PMAQI
31st Jul 2026211 PMAQI
31st Jul 2026292 PMAQI
31st Jul 2026333 PMAQI
31st Jul 2026294 PMAQI
31st Jul 2026255 PMAQI
31st Jul 2026126 PMAQI
31st Jul 2026127 PMAQI
31st Jul 2026128 PMAQI
31st Jul 2026109 PMAQI
31st Jul 20261810 PMAQI
31st Jul 20261411 PMAQI
1st Aug 2026812 AMAQI
1st Aug 2026121 AMAQI
1st Aug 2026122 AMAQI
1st Aug 2026193 AMAQI
1st Aug 2026124 AMAQI

19°C15/21°C

1st Aug 2026175 AMAQI
1st Aug 2026106 AMAQI
1st Aug 2026127 AMAQI
1st Aug 2026108 AMAQI
1st Aug 202649 AMAQI
1st Aug 20262110 AMAQI
1st Aug 20262011 AMAQI
1st Aug 20262312 PMAQI
1st Aug 2026381 PMAQI
1st Aug 2026312 PMAQI
1st Aug 202683 PMAQI
1st Aug 2026204 PMAQI
1st Aug 2026545 PMAQI
1st Aug 2026256 PMAQI
1st Aug 2026297 PMAQI
1st Aug 2026238 PMAQI
1st Aug 2026519 PMAQI
1st Aug 20262710 PMAQI
1st Aug 2026811 PMAQI
2nd Aug 20261212 AMAQI
2nd Aug 2026271 AMAQI
2nd Aug 2026402 AMAQI
2nd Aug 2026333 AMAQI
2nd Aug 2026524 AMAQI

18°C14/23°C

2nd Aug 2026365 AMAQI
2nd Aug 2026146 AMAQI
2nd Aug 2026257 AMAQI
2nd Aug 2026258 AMAQI
2nd Aug 2026259 AMAQI
2nd Aug 20263310 AMAQI
2nd Aug 20263311 AMAQI
2nd Aug 20262912 PMAQI
2nd Aug 2026341 PMAQI
2nd Aug 2026272 PMAQI
2nd Aug 2026253 PMAQI
2nd Aug 2026314 PMAQI
2nd Aug 2026505 PMAQI
2nd Aug 2026296 PMAQI
2nd Aug 2026367 PMAQI
2nd Aug 2026258 PMAQI
2nd Aug 2026219 PMAQI
2nd Aug 20261710 PMAQI
2nd Aug 20262011 PMAQI
3rd Aug 20261812 AMAQI
3rd Aug 2026161 AMAQI
3rd Aug 2026212 AMAQI
3rd Aug 2026213 AMAQI
3rd Aug 2026164 AMAQI

20°C15/25°C

3rd Aug 2026185 AMAQI
3rd Aug 2026256 AMAQI
3rd Aug 2026317 AMAQI
3rd Aug 2026298 AMAQI
3rd Aug 2026259 AMAQI
3rd Aug 20262710 AMAQI
3rd Aug 20262511 AMAQI
3rd Aug 20262512 PMAQI
3rd Aug 2026291 PMAQI
3rd Aug 2026422 PMAQI
3rd Aug 2026253 PMAQI
3rd Aug 2026274 PMAQI
3rd Aug 2026335 PMAQI
3rd Aug 2026296 PMAQI
3rd Aug 2026217 PMAQI
3rd Aug 2026388 PMAQI
3rd Aug 2026369 PMAQI
3rd Aug 20264410 PMAQI
3rd Aug 20264211 PMAQI
4th Aug 20265112 AMAQI
4th Aug 2026531 AMAQI
4th Aug 2026542 AMAQI
4th Aug 2026583 AMAQI
4th Aug 2026624 AMAQI

23°C19/31°C

4th Aug 2026675 AMAQI
4th Aug 2026646 AMAQI
4th Aug 2026707 AMAQI
4th Aug 2026708 AMAQI
4th Aug 2026869 AMAQI
4th Aug 20267210 AMAQI
4th Aug 20265611 AMAQI
4th Aug 20266212 PMAQI
4th Aug 2026661 PMAQI
4th Aug 2026422 PMAQI
4th Aug 2026253 PMAQI
4th Aug 2026424 PMAQI
4th Aug 2026335 PMAQI
4th Aug 2026236 PMAQI
4th Aug 2026387 PMAQI
4th Aug 2026548 PMAQI
4th Aug 2026589 PMAQI
4th Aug 20266610 PMAQI
4th Aug 20265311 PMAQI
5th Aug 20261612 AMAQI
5th Aug 2026331 AMAQI
5th Aug 2026312 AMAQI
5th Aug 2026333 AMAQI
5th Aug 2026254 AMAQI

25°C20/32°C

5th Aug 2026255 AMAQI
5th Aug 2026256 AMAQI
5th Aug 2026107 AMAQI
5th Aug 2026128 AMAQI
5th Aug 2026169 AMAQI
5th Aug 20261010 AMAQI
5th Aug 20261111 AMAQI
5th Aug 20262212 PMAQI
5th Aug 2026251 PMAQI
5th Aug 2026382 PMAQI
5th Aug 2026253 PMAQI
5th Aug 2026214 PMAQI
5th Aug 2026215 PMAQI
5th Aug 2026236 PMAQI
5th Aug 2026207 PMAQI
5th Aug 2026228 PMAQI
5th Aug 2026259 PMAQI
5th Aug 20262710 PMAQI
5th Aug 20262711 PMAQI
6th Aug 20261612 AMAQI
6th Aug 202641 AMAQI
6th Aug 202642 AMAQI
6th Aug 202643 AMAQI
6th Aug 202644 AMAQI

22°C19/25°C

6th Aug 2026105 AMAQI
6th Aug 2026106 AMAQI
6th Aug 202667 AMAQI
6th Aug 202648 AMAQI
6th Aug 2026219 AMAQI
6th Aug 20262910 AMAQI
6th Aug 20263311 AMAQI
6th Aug 20262912 PMAQI
6th Aug 2026291 PMAQI
6th Aug 2026442 PMAQI
6th Aug 2026443 PMAQI
6th Aug 2026344 PMAQI
6th Aug 2026295 PMAQI
6th Aug 2026256 PMAQI
6th Aug 2026217 PMAQI
6th Aug 2026278 PMAQI
6th Aug 2026239 PMAQI
6th Aug 20263610 PMAQI
6th Aug 20262111 PMAQI
7th Aug 20262912 AMAQI
7th Aug 2026211 AMAQI
7th Aug 2026162 AMAQI
7th Aug 2026143 AMAQI
7th Aug 2026214 AMAQI

18°C14/21°C

7th Aug 2026235 AMAQI
7th Aug 2026166 AMAQI
7th Aug 2026217 AMAQI
7th Aug 2026238 AMAQI
7th Aug 2026279 AMAQI
7th Aug 20263110 AMAQI
7th Aug 20262511 AMAQI
7th Aug 20262512 PMAQI
7th Aug 2026341 PMAQI
7th Aug 2026272 PMAQI
7th Aug 2026363 PMAQI
7th Aug 2026444 PMAQI
7th Aug 2026255 PMAQI
7th Aug 2026256 PMAQI
7th Aug 2026327 PMAQI
7th Aug 2026408 PMAQI
7th Aug 2026429 PMAQI
7th Aug 20262710 PMAQI
7th Aug 20262111 PMAQI
8th Aug 20263412 AMAQI
8th Aug 2026381 AMAQI
8th Aug 2026382 AMAQI
8th Aug 2026363 AMAQI
8th Aug 2026584 AMAQI

17°C14/21°C

8th Aug 2026555 AMAQI
8th Aug 2026276 AMAQI
8th Aug 2026297 AMAQI
8th Aug 2026198 AMAQI
8th Aug 2026129 AMAQI
8th Aug 2026810 AMAQI
8th Aug 20262311 AMAQI
8th Aug 2026612 PMAQI
8th Aug 202641 PMAQI
8th Aug 2026232 PMAQI
8th Aug 2026343 PMAQI
8th Aug 2026504 PMAQI
8th Aug 2026295 PMAQI
8th Aug 2026256 PMAQI
8th Aug 2026197 PMAQI
8th Aug 2026238 PMAQI
8th Aug 2026219 PMAQI
8th Aug 20261610 PMAQI
8th Aug 20261411 PMAQI
9th Aug 2026612 AMAQI
9th Aug 2026141 AMAQI
9th Aug 2026192 AMAQI
9th Aug 2026173 AMAQI
9th Aug 2026234 AMAQI

18°C13/24°C

9th Aug 2026215 AMAQI
9th Aug 2026216 AMAQI
9th Aug 2026237 AMAQI
9th Aug 2026258 AMAQI
9th Aug 2026239 AMAQI
9th Aug 20262310 AMAQI
9th Aug 20262911 AMAQI
9th Aug 20263012 PMAQI
9th Aug 2026331 PMAQI
9th Aug 2026422 PMAQI
9th Aug 2026273 PMAQI
9th Aug 2026344 PMAQI
9th Aug 2026315 PMAQI
9th Aug 2026406 PMAQI
9th Aug 2026297 PMAQI
9th Aug 2026258 PMAQI
9th Aug 2026259 PMAQI
9th Aug 20262510 PMAQI
9th Aug 20262911 PMAQI
10th Aug 20263212 AMAQI
10th Aug 2026621 AMAQI
10th Aug 2026252 AMAQI
10th Aug 2026363 AMAQI
10th Aug 2026364 AMAQI

22°C17/28°C

10th Aug 2026275 AMAQI
10th Aug 2026296 AMAQI
10th Aug 2026427 AMAQI
10th Aug 2026528 AMAQI
10th Aug 2026449 AMAQI
10th Aug 20263110 AMAQI
10th Aug 20263111 AMAQI
10th Aug 20263012 PMAQI
10th Aug 2026521 PMAQI
10th Aug 2026382 PMAQI
10th Aug 2026233 PMAQI
10th Aug 2026264 PMAQI
10th Aug 2026105 PMAQI
10th Aug 2026126 PMAQI
10th Aug 2026147 PMAQI
10th Aug 2026298 PMAQI
10th Aug 2026249 PMAQI
10th Aug 20262110 PMAQI
10th Aug 20262111 PMAQI
11th Aug 20262012 AMAQI
11th Aug 2026361 AMAQI
11th Aug 2026212 AMAQI
11th Aug 2026123 AMAQI
11th Aug 2026494 AMAQI

19°C15/22°C

11th Aug 2026285 AMAQI
11th Aug 2026246 AMAQI
11th Aug 2026227 AMAQI
11th Aug 2026208 AMAQI
11th Aug 2026469 AMAQI
11th Aug 20263810 AMAQI
11th Aug 20263611 AMAQI
11th Aug 20264612 PMAQI
11th Aug 2026481 PMAQI
11th Aug 2026232 PMAQI
11th Aug 2026233 PMAQI
11th Aug 2026254 PMAQI
11th Aug 2026365 PMAQI
11th Aug 2026296 PMAQI
11th Aug 2026257 PMAQI
11th Aug 2026338 PMAQI
11th Aug 2026329 PMAQI
11th Aug 20262310 PMAQI
11th Aug 20262111 PMAQI
12th Aug 20262712 AMAQI
12th Aug 2026231 AMAQI
12th Aug 2026272 AMAQI
12th Aug 2026233 AMAQI
12th Aug 2026214 AMAQI

17°C14/21°C

12th Aug 2026295 AMAQI
12th Aug 2026346 AMAQI
12th Aug 2026307 AMAQI
12th Aug 2026368 AMAQI
12th Aug 2026429 AMAQI
12th Aug 20264010 AMAQI
12th Aug 20262711 AMAQI
12th Aug 20263012 PMAQI
12th Aug 2026521 PMAQI
12th Aug 2026312 PMAQI
12th Aug 2026423 PMAQI
12th Aug 2026364 PMAQI
12th Aug 2026505 PMAQI
12th Aug 2026366 PMAQI
12th Aug 2026447 PMAQI
12th Aug 2026448 PMAQI
12th Aug 2026449 PMAQI
12th Aug 20262710 PMAQI
12th Aug 20265011 PMAQI
13th Aug 20263812 AMAQI
13th Aug 2026141 AMAQI
13th Aug 2026292 AMAQI
13th Aug 2026293 AMAQI
13th Aug 2026274 AMAQI

19°C13/26°C

13th Aug 2026165 AMAQI
5 AM
13th Aug 202686 AMAQI
13th Aug 202687 AMAQI
13th Aug 2026338 AMAQI
13th Aug 2026369 AMAQI
13th Aug 20262110 AMAQI
13th Aug 20263411 AMAQI
13th Aug 20263412 PMAQI
13th Aug 2026281 PMAQI
1 PM
13th Aug 2026292 PMAQI
13th Aug 2026263 PMAQI
13th Aug 2026264 PMAQI
13th Aug 2026295 PMAQI
13th Aug 2026316 PMAQI
13th Aug 2026487 PMAQI
13th Aug 2026518 PMAQI
13th Aug 2026309 PMAQI
9 PM
13th Aug 20262710 PMAQI
13th Aug 20263611 PMAQI
1 AM
4 AM

24°C18/31°C

Day time
Avg. Highest Time
5 AM - 6 AM

33AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
7 PM

27AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 6 AM (Avg. 33), while the lowest AQI was between 7 PM to 7 PM (Avg. 27).
Night time
Avg. Highest Time
4 AM

33AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM

26AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 4 AM (Avg. 33), while the lowest AQI was between 12 AM to 12 AM (Avg. 26).

2026 Days Vs Air Quality

Hoorn, Noord Holland, Netherlands

2026

77%

170

19%

43

4%

9

Total number of days with different AQI categories in last 225 days in 2026 (140 days remaining)

Good
170 Days
Moderate
43 Days
Poor
9 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 77%

Health Risk Level:

Low

In 2026, 77% of 225 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.

Annual Air Quality Insights

Hoorn, Noord Holland, Netherlands

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
27AQI (US)
2nd January 2026
12AQI (US)
3rd January 2026
11AQI (US)
4th January 2026
12AQI (US)
5th January 2026
39AQI (US)
6th January 2026
26AQI (US)
7th January 2026
68AQI (US)
8th January 2026
47AQI (US)
9th January 2026
59AQI (US)
10th January 2026
39AQI (US)
11th January 2026
62AQI (US)
12th January 2026
57AQI (US)
13th January 2026
54AQI (US)
14th January 2026
34AQI (US)
15th January 2026
47AQI (US)
16th January 2026
27AQI (US)
17th January 2026
63AQI (US)
18th January 2026
81AQI (US)
19th January 2026
88AQI (US)
20th January 2026
86AQI (US)
21st January 2026
65AQI (US)
22nd January 2026
90AQI (US)
23rd January 2026
108AQI (US)
24th January 2026
119AQI (US)
25th January 2026
143AQI (US)
26th January 2026
81AQI (US)
27th January 2026
62AQI (US)
28th January 2026
96AQI (US)
29th January 2026
94AQI (US)
30th January 2026
98AQI (US)
31st January 2026
82AQI (US)
1st February 2026
78AQI (US)
2nd February 2026
106AQI (US)
3rd February 2026
116AQI (US)
4th February 2026
101AQI (US)
5th February 2026
134AQI (US)
6th February 2026
108AQI (US)
7th February 2026
48AQI (US)
8th February 2026
60AQI (US)
9th February 2026
80AQI (US)
10th February 2026
78AQI (US)
11th February 2026
53AQI (US)
12th February 2026
34AQI (US)
13th February 2026
27AQI (US)
14th February 2026
32AQI (US)
15th February 2026
62AQI (US)
16th February 2026
27AQI (US)
17th February 2026
16AQI (US)
18th February 2026
56AQI (US)
19th February 2026
68AQI (US)
20th February 2026
61AQI (US)
21st February 2026
24AQI (US)
22nd February 2026
18AQI (US)
23rd February 2026
15AQI (US)
24th February 2026
49AQI (US)
25th February 2026
40AQI (US)
26th February 2026
41AQI (US)
27th February 2026
52AQI (US)
28th February 2026
26AQI (US)
1st March 2026
21AQI (US)
2nd March 2026
18AQI (US)
3rd March 2026
47AQI (US)
4th March 2026
38AQI (US)
5th March 2026
69AQI (US)
6th March 2026
67AQI (US)
7th March 2026
79AQI (US)
8th March 2026
83AQI (US)
9th March 2026
90AQI (US)
10th March 2026
104AQI (US)
11th March 2026
44AQI (US)
12th March 2026
19AQI (US)
13th March 2026
24AQI (US)
14th March 2026
31AQI (US)
15th March 2026
24AQI (US)
16th March 2026
27AQI (US)
17th March 2026
37AQI (US)
18th March 2026
35AQI (US)
19th March 2026
62AQI (US)
20th March 2026
34AQI (US)
21st March 2026
38AQI (US)
22nd March 2026
75AQI (US)
23rd March 2026
84AQI (US)
24th March 2026
92AQI (US)
25th March 2026
24AQI (US)
26th March 2026
14AQI (US)
27th March 2026
24AQI (US)
28th March 2026
32AQI (US)
29th March 2026
17AQI (US)
30th March 2026
23AQI (US)
31st March 2026
25AQI (US)
1st April 2026
32AQI (US)
2nd April 2026
43AQI (US)
3rd April 2026
26AQI (US)
4th April 2026
16AQI (US)
5th April 2026
20AQI (US)
6th April 2026
24AQI (US)
7th April 2026
23AQI (US)
8th April 2026
26AQI (US)
9th April 2026
32AQI (US)
10th April 2026
20AQI (US)
11th April 2026
22AQI (US)
12th April 2026
21AQI (US)
13th April 2026
26AQI (US)
14th April 2026
40AQI (US)
15th April 2026
39AQI (US)
16th April 2026
24AQI (US)
17th April 2026
18th April 2026
28AQI (US)
19th April 2026
24AQI (US)
20th April 2026
19AQI (US)
21st April 2026
24AQI (US)
22nd April 2026
23rd April 2026
21AQI (US)
24th April 2026
26AQI (US)
25th April 2026
30AQI (US)
26th April 2026
21AQI (US)
27th April 2026
20AQI (US)
28th April 2026
13AQI (US)
29th April 2026
21AQI (US)
30th April 2026
14AQI (US)
1st May 2026
20AQI (US)
2nd May 2026
35AQI (US)
3rd May 2026
52AQI (US)
4th May 2026
57AQI (US)
5th May 2026
18AQI (US)
6th May 2026
16AQI (US)
7th May 2026
21AQI (US)
8th May 2026
26AQI (US)
9th May 2026
10th May 2026
28AQI (US)
11th May 2026
16AQI (US)
12th May 2026
15AQI (US)
13th May 2026
20AQI (US)
14th May 2026
19AQI (US)
15th May 2026
27AQI (US)
16th May 2026
35AQI (US)
17th May 2026
38AQI (US)
18th May 2026
35AQI (US)
19th May 2026
32AQI (US)
20th May 2026
31AQI (US)
21st May 2026
31AQI (US)
22nd May 2026
33AQI (US)
23rd May 2026
40AQI (US)
24th May 2026
50AQI (US)
25th May 2026
37AQI (US)
26th May 2026
27AQI (US)
27th May 2026
28AQI (US)
28th May 2026
16AQI (US)
29th May 2026
37AQI (US)
30th May 2026
40AQI (US)
31st May 2026
34AQI (US)
1st June 2026
27AQI (US)
2nd June 2026
18AQI (US)
3rd June 2026
14AQI (US)
4th June 2026
15AQI (US)
5th June 2026
19AQI (US)
6th June 2026
21AQI (US)
7th June 2026
18AQI (US)
8th June 2026
20AQI (US)
9th June 2026
15AQI (US)
10th June 2026
20AQI (US)
11th June 2026
15AQI (US)
12th June 2026
20AQI (US)
13th June 2026
20AQI (US)
14th June 2026
20AQI (US)
15th June 2026
21AQI (US)
16th June 2026
30AQI (US)
17th June 2026
25AQI (US)
18th June 2026
18AQI (US)
19th June 2026
38AQI (US)
20th June 2026
19AQI (US)
21st June 2026
27AQI (US)
22nd June 2026
14AQI (US)
23rd June 2026
14AQI (US)
24th June 2026
36AQI (US)
25th June 2026
71AQI (US)
26th June 2026
46AQI (US)
27th June 2026
55AQI (US)
28th June 2026
31AQI (US)
29th June 2026
14AQI (US)
30th June 2026
18AQI (US)
1st July 2026
21AQI (US)
2nd July 2026
28AQI (US)
3rd July 2026
21AQI (US)
4th July 2026
15AQI (US)
5th July 2026
10AQI (US)
6th July 2026
17AQI (US)
7th July 2026
20AQI (US)
8th July 2026
13AQI (US)
9th July 2026
24AQI (US)
10th July 2026
30AQI (US)
11th July 2026
53AQI (US)
12th July 2026
35AQI (US)
13th July 2026
33AQI (US)
14th July 2026
33AQI (US)
15th July 2026
36AQI (US)
16th July 2026
34AQI (US)
17th July 2026
54AQI (US)
18th July 2026
42AQI (US)
19th July 2026
25AQI (US)
20th July 2026
26AQI (US)
21st July 2026
24AQI (US)
22nd July 2026
21AQI (US)
23rd July 2026
27AQI (US)
24th July 2026
23AQI (US)
25th July 2026
36AQI (US)
26th July 2026
34AQI (US)
27th July 2026
16AQI (US)
28th July 2026
26AQI (US)
29th July 2026
27AQI (US)
30th July 2026
37AQI (US)
31st July 2026
37AQI (US)
1st August 2026
21AQI (US)
2nd August 2026
29AQI (US)
3rd August 2026
28AQI (US)
4th August 2026
55AQI (US)
5th August 2026
23AQI (US)
6th August 2026
21AQI (US)
7th August 2026
27AQI (US)
8th August 2026
27AQI (US)
9th August 2026
26AQI (US)
10th August 2026
31AQI (US)
11th August 2026
30AQI (US)
12th August 2026
35AQI (US)
13th August 2026
29AQI (US)
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

64AQI (US)

58AQI (US)

45AQI (US)

25AQI (US)

30AQI (US)

25AQI (US)

28AQI (US)

29AQI (US)

No. of days

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

202639AQI (US)

11
17
3
13
10
5
21
9
1
28
28
2
28
2
29
2
12
1
170
43
9

Highest AQI (US) recorded in

January

64AQI (US)

Lowest AQI (US) recorded in

June

25AQI (US)

202533AQI (US)

3
27
3
31
29
2
29
1
19
12
24
6
23
8
185
32

Highest AQI (US) recorded in

December

43AQI (US)

Lowest AQI (US) recorded in

September

24AQI (US)

Most & Least Polluted Years Over the Last 2 Years

Most Polluted Year Recorded
2026(Avg.)
39AQI (US)
Least Polluted Year Recorded
2025(Avg.)
33AQI (US)

Hoorn's annual 2026 AQI (US) (39) shows an average percentage change of 18.1% (worsened AQI (US)) compared to previous years: 2025 (33).