Spaarnwoude, Haarlem, 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
Spaarnwoude, Haarlem, Noord Holland, Netherlands
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
14th Aug 2025
60AQILowest AQI recorded on
28th Aug 2023
8AQISame Day Analysis (16th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 31 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 15th Aug - 16th Aug 2026
Spaarnwoude, Haarlem, Noord Holland, Netherlands
AQI
Day
Night
.
6 AM15th Aug 2026
9 PM
5 AM16th Aug 2026
Day time
Avg. Highest Time
6AM15th Aug
33AQI
Avg. Lowest Time
12PM15th Aug
21AQI
Night time
Avg. Highest Time
4AM16th Aug
29AQI
Avg. Lowest Time
11PM15th Aug
21AQI
In the last 24 hours,
Spaarnwoude's AQI reached its highest point of 33 at 6 AM during the Day, while the lowest point, 21, was recorded at 11 PM during the Night between 15th Aug and 16th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Spaarnwoude, Haarlem, Noord Holland, Netherlands
JulAug
18th - 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 - 14th14th - 15th15th - 16th16th
Day
Night
18th Jul 2026406 AMAQI
18th Jul 2026497 AMAQI
18th Jul 2026508 AMAQI
18th Jul 2026559 AMAQI
18th Jul 20265510 AMAQI
18th Jul 20265011 AMAQI
18th Jul 20264412 PMAQI
18th Jul 2026421 PMAQI
18th Jul 2026362 PMAQI
18th Jul 2026543 PMAQI
18th Jul 2026624 PMAQI
18th Jul 2026565 PMAQI
18th Jul 2026446 PMAQI
18th Jul 2026277 PMAQI
18th Jul 2026368 PMAQI
18th Jul 2026279 PMAQI
18th Jul 20262510 PMAQI
18th Jul 20263111 PMAQI
19th Jul 20262512 AMAQI
19th Jul 2026251 AMAQI
19th Jul 2026292 AMAQI
19th Jul 2026333 AMAQI
19th Jul 2026384 AMAQI
19th Jul 2026255 AMAQI
17°C16/19°C
19th Jul 2026276 AMAQI
19th Jul 2026297 AMAQI
19th Jul 2026278 AMAQI
19th Jul 2026259 AMAQI
19th Jul 20262110 AMAQI
19th Jul 20262111 AMAQI
19th Jul 20262712 PMAQI
19th Jul 2026251 PMAQI
19th Jul 2026252 PMAQI
19th Jul 2026293 PMAQI
19th Jul 2026254 PMAQI
19th Jul 2026315 PMAQI
19th Jul 2026316 PMAQI
19th Jul 2026277 PMAQI
19th Jul 2026278 PMAQI
19th Jul 2026299 PMAQI
19th Jul 20262710 PMAQI
19th Jul 20262711 PMAQI
20th Jul 20262412 AMAQI
20th Jul 2026241 AMAQI
20th Jul 2026252 AMAQI
20th Jul 2026233 AMAQI
20th Jul 2026234 AMAQI
20th Jul 2026275 AMAQI
17°C15/19°C
20th Jul 2026236 AMAQI
20th Jul 2026297 AMAQI
20th Jul 2026278 AMAQI
20th Jul 2026279 AMAQI
20th Jul 20262310 AMAQI
20th Jul 20262911 AMAQI
20th Jul 20263312 PMAQI
20th Jul 2026331 PMAQI
20th Jul 2026292 PMAQI
20th Jul 2026273 PMAQI
20th Jul 2026254 PMAQI
20th Jul 2026295 PMAQI
20th Jul 2026256 PMAQI
20th Jul 2026257 PMAQI
20th Jul 2026238 PMAQI
20th Jul 2026259 PMAQI
20th Jul 20263610 PMAQI
20th Jul 20262711 PMAQI
21st Jul 20262512 AMAQI
21st Jul 2026251 AMAQI
21st Jul 2026182 AMAQI
21st Jul 2026253 AMAQI
21st Jul 2026254 AMAQI
17°C15/19°C
21st Jul 2026276 AMAQI
21st Jul 2026297 AMAQI
21st Jul 2026338 AMAQI
21st Jul 2026369 AMAQI
21st Jul 20262910 AMAQI
21st Jul 20262711 AMAQI
21st Jul 20263812 PMAQI
21st Jul 2026271 PMAQI
21st Jul 2026382 PMAQI
21st Jul 2026333 PMAQI
21st Jul 2026424 PMAQI
21st Jul 2026215 PMAQI
21st Jul 2026386 PMAQI
21st Jul 2026317 PMAQI
21st Jul 2026298 PMAQI
21st Jul 2026279 PMAQI
21st Jul 20261610 PMAQI
21st Jul 20261211 PMAQI
22nd Jul 20261212 AMAQI
22nd Jul 2026121 AMAQI
22nd Jul 2026182 AMAQI
22nd Jul 2026183 AMAQI
22nd Jul 2026254 AMAQI
22nd Jul 2026235 AMAQI
17°C14/20°C
22nd Jul 2026216 AMAQI
22nd Jul 2026167 AMAQI
22nd Jul 2026218 AMAQI
22nd Jul 2026239 AMAQI
22nd Jul 20262510 AMAQI
22nd Jul 20263611 AMAQI
22nd Jul 20262712 PMAQI
22nd Jul 2026251 PMAQI
22nd Jul 2026252 PMAQI
22nd Jul 2026333 PMAQI
22nd Jul 2026334 PMAQI
22nd Jul 2026295 PMAQI
22nd Jul 2026276 PMAQI
22nd Jul 2026277 PMAQI
22nd Jul 2026298 PMAQI
22nd Jul 2026509 PMAQI
22nd Jul 20263610 PMAQI
22nd Jul 20263811 PMAQI
23rd Jul 20263812 AMAQI
23rd Jul 2026271 AMAQI
23rd Jul 2026252 AMAQI
23rd Jul 2026253 AMAQI
23rd Jul 2026184 AMAQI
23rd Jul 2026105 AMAQI
17°C14/19°C
23rd Jul 2026126 AMAQI
23rd Jul 2026117 AMAQI
23rd Jul 2026188 AMAQI
23rd Jul 2026259 AMAQI
23rd Jul 20262510 AMAQI
23rd Jul 20262511 AMAQI
23rd Jul 20262512 PMAQI
23rd Jul 2026231 PMAQI
23rd Jul 2026272 PMAQI
23rd Jul 2026383 PMAQI
23rd Jul 2026404 PMAQI
23rd Jul 2026405 PMAQI
23rd Jul 2026366 PMAQI
23rd Jul 2026467 PMAQI
23rd Jul 2026108 PMAQI
23rd Jul 2026109 PMAQI
23rd Jul 20263110 PMAQI
23rd Jul 20264011 PMAQI
24th Jul 20262512 AMAQI
24th Jul 2026291 AMAQI
24th Jul 2026202 AMAQI
24th Jul 202683 AMAQI
24th Jul 2026144 AMAQI
24th Jul 2026215 AMAQI
17°C16/19°C
24th Jul 2026146 AMAQI
24th Jul 202687 AMAQI
24th Jul 202688 AMAQI
24th Jul 202689 AMAQI
24th Jul 20261810 AMAQI
24th Jul 20262711 AMAQI
24th Jul 20262012 PMAQI
24th Jul 2026211 PMAQI
24th Jul 2026212 PMAQI
24th Jul 2026253 PMAQI
24th Jul 2026274 PMAQI
24th Jul 2026295 PMAQI
24th Jul 2026276 PMAQI
24th Jul 2026277 PMAQI
24th Jul 2026258 PMAQI
24th Jul 2026279 PMAQI
24th Jul 20262910 PMAQI
24th Jul 20262911 PMAQI
25th Jul 20263112 AMAQI
25th Jul 2026311 AMAQI
25th Jul 2026332 AMAQI
25th Jul 2026293 AMAQI
25th Jul 2026334 AMAQI
25th Jul 2026405 AMAQI
18°C15/22°C
25th Jul 2026506 AMAQI
25th Jul 2026547 AMAQI
25th Jul 2026588 AMAQI
25th Jul 2026569 AMAQI
25th Jul 20265410 AMAQI
25th Jul 20264811 AMAQI
25th Jul 20264012 PMAQI
25th Jul 2026331 PMAQI
25th Jul 2026292 PMAQI
25th Jul 2026253 PMAQI
25th Jul 2026294 PMAQI
25th Jul 2026275 PMAQI
25th Jul 2026256 PMAQI
25th Jul 2026237 PMAQI
25th Jul 2026238 PMAQI
25th Jul 2026239 PMAQI
25th Jul 20262110 PMAQI
25th Jul 20262511 PMAQI
26th Jul 20262512 AMAQI
26th Jul 2026291 AMAQI
26th Jul 2026292 AMAQI
26th Jul 2026313 AMAQI
26th Jul 2026294 AMAQI
26th Jul 2026445 AMAQI
20°C17/22°C
26th Jul 2026446 AMAQI
26th Jul 2026407 AMAQI
26th Jul 2026338 AMAQI
26th Jul 2026259 AMAQI
26th Jul 20262110 AMAQI
26th Jul 20262111 AMAQI
26th Jul 20262112 PMAQI
26th Jul 2026231 PMAQI
26th Jul 2026272 PMAQI
26th Jul 2026253 PMAQI
26th Jul 2026254 PMAQI
26th Jul 2026255 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026277 PMAQI
26th Jul 2026278 PMAQI
26th Jul 2026279 PMAQI
26th Jul 20262710 PMAQI
26th Jul 20262511 PMAQI
27th Jul 20262512 AMAQI
27th Jul 2026231 AMAQI
27th Jul 2026152 AMAQI
27th Jul 202683 AMAQI
27th Jul 2026144 AMAQI
27th Jul 2026215 AMAQI
19°C18/21°C
27th Jul 2026236 AMAQI
27th Jul 2026257 AMAQI
27th Jul 2026278 AMAQI
27th Jul 2026259 AMAQI
27th Jul 20262510 AMAQI
27th Jul 20264211 AMAQI
27th Jul 20264212 PMAQI
27th Jul 2026481 PMAQI
27th Jul 2026432 PMAQI
27th Jul 2026283 PMAQI
27th Jul 2026264 PMAQI
27th Jul 2026255 PMAQI
27th Jul 2026286 PMAQI
27th Jul 2026237 PMAQI
27th Jul 2026188 PMAQI
27th Jul 2026219 PMAQI
27th Jul 20262910 PMAQI
27th Jul 20262311 PMAQI
28th Jul 20262112 AMAQI
28th Jul 2026191 AMAQI
28th Jul 2026222 AMAQI
28th Jul 2026333 AMAQI
28th Jul 2026254 AMAQI
28th Jul 2026315 AMAQI
18°C16/19°C
28th Jul 2026366 AMAQI
28th Jul 2026527 AMAQI
28th Jul 2026468 AMAQI
28th Jul 2026299 AMAQI
28th Jul 20263110 AMAQI
28th Jul 20262911 AMAQI
28th Jul 20263112 PMAQI
28th Jul 2026311 PMAQI
28th Jul 2026292 PMAQI
28th Jul 2026313 PMAQI
28th Jul 2026334 PMAQI
28th Jul 2026335 PMAQI
28th Jul 2026336 PMAQI
28th Jul 2026387 PMAQI
28th Jul 2026338 PMAQI
28th Jul 2026339 PMAQI
28th Jul 20262910 PMAQI
28th Jul 20262911 PMAQI
29th Jul 20262912 AMAQI
29th Jul 2026291 AMAQI
29th Jul 2026292 AMAQI
29th Jul 2026313 AMAQI
29th Jul 2026294 AMAQI
29th Jul 2026315 AMAQI
21°C17/24°C
29th Jul 2026236 AMAQI
29th Jul 2026337 AMAQI
29th Jul 2026368 AMAQI
29th Jul 2026409 AMAQI
29th Jul 20264010 AMAQI
29th Jul 20264011 AMAQI
29th Jul 20264212 PMAQI
29th Jul 2026331 PMAQI
29th Jul 2026362 PMAQI
29th Jul 2026363 PMAQI
29th Jul 2026384 PMAQI
29th Jul 2026365 PMAQI
29th Jul 2026276 PMAQI
29th Jul 2026277 PMAQI
29th Jul 2026298 PMAQI
29th Jul 2026279 PMAQI
29th Jul 20262910 PMAQI
29th Jul 20262511 PMAQI
30th Jul 20262912 AMAQI
30th Jul 2026311 AMAQI
30th Jul 2026402 AMAQI
30th Jul 2026403 AMAQI
30th Jul 2026384 AMAQI
30th Jul 2026365 AMAQI
24°C19/28°C
30th Jul 2026336 AMAQI
30th Jul 2026337 AMAQI
30th Jul 2026388 AMAQI
30th Jul 2026389 AMAQI
30th Jul 20263110 AMAQI
30th Jul 20263111 AMAQI
30th Jul 20263812 PMAQI
30th Jul 2026311 PMAQI
30th Jul 2026332 PMAQI
30th Jul 2026403 PMAQI
30th Jul 2026314 PMAQI
30th Jul 2026335 PMAQI
30th Jul 2026316 PMAQI
30th Jul 2026217 PMAQI
30th Jul 2026298 PMAQI
30th Jul 2026369 PMAQI
30th Jul 20263310 PMAQI
30th Jul 20263111 PMAQI
31st Jul 20263612 AMAQI
31st Jul 2026481 AMAQI
31st Jul 2026382 AMAQI
31st Jul 2026403 AMAQI
31st Jul 2026384 AMAQI
31st Jul 2026365 AMAQI
22°C19/24°C
31st Jul 2026406 AMAQI
31st Jul 2026507 AMAQI
31st Jul 2026518 AMAQI
31st Jul 2026569 AMAQI
31st Jul 20265910 AMAQI
31st Jul 20265611 AMAQI
31st Jul 20265412 PMAQI
31st Jul 2026331 PMAQI
31st Jul 2026252 PMAQI
31st Jul 2026313 PMAQI
31st Jul 2026254 PMAQI
31st Jul 2026215 PMAQI
31st Jul 2026106 PMAQI
31st Jul 2026107 PMAQI
31st Jul 2026188 PMAQI
31st Jul 2026179 PMAQI
31st Jul 20261710 PMAQI
31st Jul 20262511 PMAQI
1st Aug 20261712 AMAQI
1st Aug 2026251 AMAQI
1st Aug 2026252 AMAQI
1st Aug 2026293 AMAQI
1st Aug 2026274 AMAQI
1st Aug 2026255 AMAQI
19°C16/22°C
1st Aug 2026256 AMAQI
1st Aug 2026237 AMAQI
1st Aug 2026258 AMAQI
1st Aug 2026259 AMAQI
1st Aug 20262110 AMAQI
1st Aug 20263111 AMAQI
1st Aug 20262912 PMAQI
1st Aug 2026381 PMAQI
1st Aug 2026362 PMAQI
1st Aug 2026293 PMAQI
1st Aug 2026384 PMAQI
1st Aug 2026305 PMAQI
1st Aug 2026256 PMAQI
1st Aug 2026297 PMAQI
1st Aug 2026368 PMAQI
1st Aug 2026319 PMAQI
1st Aug 20263110 PMAQI
1st Aug 20262311 PMAQI
2nd Aug 20262512 AMAQI
2nd Aug 2026341 AMAQI
2nd Aug 2026382 AMAQI
2nd Aug 2026273 AMAQI
2nd Aug 2026364 AMAQI
2nd Aug 2026255 AMAQI
18°C15/21°C
2nd Aug 2026256 AMAQI
2nd Aug 2026237 AMAQI
2nd Aug 2026238 AMAQI
2nd Aug 2026259 AMAQI
2nd Aug 20262510 AMAQI
2nd Aug 20265111 AMAQI
2nd Aug 20262712 PMAQI
2nd Aug 2026461 PMAQI
2nd Aug 2026272 PMAQI
2nd Aug 2026253 PMAQI
2nd Aug 2026274 PMAQI
2nd Aug 2026515 PMAQI
2nd Aug 2026336 PMAQI
2nd Aug 2026277 PMAQI
2nd Aug 2026258 PMAQI
2nd Aug 2026389 PMAQI
2nd Aug 20262310 PMAQI
2nd Aug 20262511 PMAQI
3rd Aug 20261812 AMAQI
3rd Aug 2026211 AMAQI
3rd Aug 2026212 AMAQI
3rd Aug 2026213 AMAQI
3rd Aug 2026164 AMAQI
3rd Aug 2026185 AMAQI
20°C16/25°C
3rd Aug 2026256 AMAQI
3rd Aug 2026257 AMAQI
3rd Aug 2026298 AMAQI
3rd Aug 2026259 AMAQI
3rd Aug 20262510 AMAQI
3rd Aug 20262511 AMAQI
3rd Aug 20263112 PMAQI
3rd Aug 2026331 PMAQI
3rd Aug 2026332 PMAQI
3rd Aug 2026383 PMAQI
3rd Aug 2026444 PMAQI
3rd Aug 2026385 PMAQI
3rd Aug 2026406 PMAQI
3rd Aug 2026487 PMAQI
3rd Aug 2026388 PMAQI
3rd Aug 2026409 PMAQI
3rd Aug 20264410 PMAQI
3rd Aug 20264011 PMAQI
4th Aug 20264012 AMAQI
4th Aug 2026441 AMAQI
4th Aug 2026422 AMAQI
4th Aug 2026483 AMAQI
4th Aug 2026464 AMAQI
4th Aug 2026445 AMAQI
23°C19/31°C
4th Aug 2026426 AMAQI
4th Aug 2026487 AMAQI
4th Aug 2026508 AMAQI
4th Aug 2026519 AMAQI
4th Aug 20265110 AMAQI
4th Aug 20265311 AMAQI
4th Aug 20265212 PMAQI
4th Aug 2026461 PMAQI
4th Aug 2026442 PMAQI
4th Aug 2026423 PMAQI
4th Aug 2026444 PMAQI
4th Aug 2026425 PMAQI
4th Aug 2026426 PMAQI
4th Aug 2026407 PMAQI
4th Aug 2026408 PMAQI
4th Aug 2026389 PMAQI
4th Aug 20263810 PMAQI
4th Aug 20263611 PMAQI
5th Aug 20263112 AMAQI
5th Aug 2026291 AMAQI
5th Aug 2026182 AMAQI
5th Aug 2026123 AMAQI
5th Aug 2026254 AMAQI
5th Aug 2026255 AMAQI
24°C21/29°C
5th Aug 2026256 AMAQI
5th Aug 2026147 AMAQI
5th Aug 2026148 AMAQI
5th Aug 2026169 AMAQI
5th Aug 20261710 AMAQI
5th Aug 20261411 AMAQI
5th Aug 20261912 PMAQI
5th Aug 2026251 PMAQI
5th Aug 2026292 PMAQI
5th Aug 2026333 PMAQI
5th Aug 2026214 PMAQI
5th Aug 2026215 PMAQI
5th Aug 2026216 PMAQI
5th Aug 2026187 PMAQI
5th Aug 2026238 PMAQI
5th Aug 2026239 PMAQI
5th Aug 20262110 PMAQI
5th Aug 20262111 PMAQI
6th Aug 20262712 AMAQI
6th Aug 2026251 AMAQI
6th Aug 2026232 AMAQI
6th Aug 2026233 AMAQI
6th Aug 2026214 AMAQI
6th Aug 2026255 AMAQI
22°C20/23°C
6th Aug 2026256 AMAQI
6th Aug 2026217 AMAQI
6th Aug 2026218 AMAQI
6th Aug 2026299 AMAQI
6th Aug 20263110 AMAQI
6th Aug 20262911 AMAQI
6th Aug 20262512 PMAQI
6th Aug 2026291 PMAQI
6th Aug 2026292 PMAQI
6th Aug 2026293 PMAQI
6th Aug 2026294 PMAQI
6th Aug 2026235 PMAQI
6th Aug 2026256 PMAQI
6th Aug 2026217 PMAQI
6th Aug 2026258 PMAQI
6th Aug 2026259 PMAQI
6th Aug 20263410 PMAQI
6th Aug 20262111 PMAQI
7th Aug 20261612 AMAQI
7th Aug 2026401 AMAQI
7th Aug 2026382 AMAQI
7th Aug 2026383 AMAQI
7th Aug 2026344 AMAQI
7th Aug 2026245 AMAQI
19°C17/20°C
7th Aug 2026226 AMAQI
7th Aug 2026217 AMAQI
7th Aug 2026328 AMAQI
7th Aug 2026279 AMAQI
7th Aug 20262910 AMAQI
7th Aug 20262511 AMAQI
7th Aug 20262512 PMAQI
7th Aug 2026291 PMAQI
7th Aug 2026302 PMAQI
7th Aug 2026403 PMAQI
7th Aug 2026384 PMAQI
7th Aug 2026295 PMAQI
7th Aug 2026256 PMAQI
7th Aug 2026297 PMAQI
7th Aug 2026348 PMAQI
7th Aug 2026319 PMAQI
7th Aug 20263810 PMAQI
7th Aug 20262511 PMAQI
8th Aug 20264812 AMAQI
8th Aug 2026501 AMAQI
8th Aug 2026422 AMAQI
8th Aug 2026403 AMAQI
8th Aug 2026424 AMAQI
8th Aug 2026255 AMAQI
18°C15/20°C
8th Aug 2026316 AMAQI
8th Aug 2026297 AMAQI
8th Aug 2026318 AMAQI
8th Aug 2026319 AMAQI
8th Aug 20263310 AMAQI
8th Aug 20264011 AMAQI
8th Aug 20264812 PMAQI
8th Aug 2026311 PMAQI
8th Aug 2026272 PMAQI
8th Aug 2026383 PMAQI
8th Aug 2026274 PMAQI
8th Aug 2026335 PMAQI
8th Aug 2026256 PMAQI
8th Aug 2026257 PMAQI
8th Aug 2026258 PMAQI
8th Aug 2026109 PMAQI
8th Aug 20261010 PMAQI
8th Aug 20262711 PMAQI
9th Aug 20262512 AMAQI
9th Aug 2026251 AMAQI
9th Aug 2026252 AMAQI
9th Aug 2026253 AMAQI
9th Aug 2026254 AMAQI
9th Aug 2026275 AMAQI
19°C13/24°C
9th Aug 2026276 AMAQI
9th Aug 2026257 AMAQI
9th Aug 2026258 AMAQI
9th Aug 2026259 AMAQI
9th Aug 20262710 AMAQI
9th Aug 20263611 AMAQI
9th Aug 20262912 PMAQI
9th Aug 2026271 PMAQI
9th Aug 2026292 PMAQI
9th Aug 2026293 PMAQI
9th Aug 2026364 PMAQI
9th Aug 2026315 PMAQI
9th Aug 2026276 PMAQI
9th Aug 2026297 PMAQI
9th Aug 2026368 PMAQI
9th Aug 2026279 PMAQI
9th Aug 20262710 PMAQI
9th Aug 20263611 PMAQI
10th Aug 20263812 AMAQI
10th Aug 2026361 AMAQI
10th Aug 2026462 AMAQI
10th Aug 2026423 AMAQI
10th Aug 2026424 AMAQI
10th Aug 2026275 AMAQI
22°C18/26°C
10th Aug 2026296 AMAQI
10th Aug 2026297 AMAQI
10th Aug 2026388 AMAQI
10th Aug 2026509 AMAQI
10th Aug 20265210 AMAQI
10th Aug 20265011 AMAQI
10th Aug 20264412 PMAQI
10th Aug 2026441 PMAQI
10th Aug 2026362 PMAQI
10th Aug 2026253 PMAQI
10th Aug 2026174 PMAQI
10th Aug 2026145 PMAQI
10th Aug 2026126 PMAQI
10th Aug 2026127 PMAQI
10th Aug 2026298 PMAQI
10th Aug 2026229 PMAQI
10th Aug 20262110 PMAQI
10th Aug 20262111 PMAQI
11th Aug 20262312 AMAQI
11th Aug 2026331 AMAQI
11th Aug 2026212 AMAQI
11th Aug 2026123 AMAQI
11th Aug 2026264 AMAQI
11th Aug 2026245 AMAQI
20°C16/21°C
11th Aug 2026166 AMAQI
11th Aug 2026127 AMAQI
11th Aug 2026208 AMAQI
11th Aug 2026469 AMAQI
11th Aug 20263810 AMAQI
11th Aug 20262711 AMAQI
11th Aug 20262312 PMAQI
11th Aug 2026361 PMAQI
11th Aug 2026442 PMAQI
11th Aug 2026423 PMAQI
11th Aug 2026344 PMAQI
11th Aug 2026345 PMAQI
11th Aug 2026216 PMAQI
11th Aug 2026277 PMAQI
11th Aug 2026408 PMAQI
11th Aug 2026339 PMAQI
11th Aug 20263310 PMAQI
11th Aug 20262211 PMAQI
12th Aug 20262112 AMAQI
12th Aug 2026301 AMAQI
12th Aug 2026212 AMAQI
12th Aug 2026213 AMAQI
12th Aug 2026274 AMAQI
12th Aug 2026295 AMAQI
18°C14/23°C
12th Aug 2026296 AMAQI
12th Aug 2026277 AMAQI
12th Aug 2026368 AMAQI
12th Aug 2026409 AMAQI
12th Aug 20263610 AMAQI
12th Aug 20263411 AMAQI
12th Aug 20263612 PMAQI
12th Aug 2026461 PMAQI
12th Aug 2026362 PMAQI
12th Aug 2026333 PMAQI
12th Aug 2026334 PMAQI
12th Aug 2026315 PMAQI
12th Aug 2026296 PMAQI
12th Aug 2026387 PMAQI
12th Aug 2026368 PMAQI
12th Aug 2026369 PMAQI
12th Aug 20262710 PMAQI
12th Aug 20262711 PMAQI
13th Aug 20262712 AMAQI
13th Aug 2026251 AMAQI
13th Aug 2026272 AMAQI
13th Aug 2026293 AMAQI
13th Aug 2026294 AMAQI
13th Aug 2026655 AMAQI
20°C13/28°C
13th Aug 2026336 AMAQI
13th Aug 2026387 AMAQI
13th Aug 2026368 AMAQI
13th Aug 2026409 AMAQI
13th Aug 20264010 AMAQI
13th Aug 20263611 AMAQI
13th Aug 20263612 PMAQI
13th Aug 2026311 PMAQI
13th Aug 2026362 PMAQI
13th Aug 2026383 PMAQI
13th Aug 2026334 PMAQI
13th Aug 2026315 PMAQI
13th Aug 2026296 PMAQI
13th Aug 2026297 PMAQI
13th Aug 2026298 PMAQI
13th Aug 2026279 PMAQI
13th Aug 20262910 PMAQI
13th Aug 20262911 PMAQI
14th Aug 20264412 AMAQI
14th Aug 2026401 AMAQI
14th Aug 2026362 AMAQI
14th Aug 2026383 AMAQI
14th Aug 2026404 AMAQI
14th Aug 2026445 AMAQI
25°C19/32°C
14th Aug 2026466 AMAQI
14th Aug 2026407 AMAQI
14th Aug 2026428 AMAQI
14th Aug 2026489 AMAQI
14th Aug 20265010 AMAQI
14th Aug 20265011 AMAQI
14th Aug 20264212 PMAQI
14th Aug 2026281 PMAQI
14th Aug 2026262 PMAQI
14th Aug 2026233 PMAQI
14th Aug 2026234 PMAQI
14th Aug 2026215 PMAQI
14th Aug 2026506 PMAQI
14th Aug 2026277 PMAQI
14th Aug 2026238 PMAQI
14th Aug 2026299 PMAQI
14th Aug 20263810 PMAQI
14th Aug 20263211 PMAQI
15th Aug 20263012 AMAQI
15th Aug 2026291 AMAQI
15th Aug 2026312 AMAQI
15th Aug 2026293 AMAQI
15th Aug 2026314 AMAQI
15th Aug 2026315 AMAQI
25°C21/29°C
15th Aug 2026336 AMAQI
15th Aug 2026317 AMAQI
15th Aug 2026298 AMAQI
15th Aug 2026299 AMAQI
15th Aug 20262510 AMAQI
15th Aug 20262311 AMAQI
15th Aug 20262112 PMAQI
15th Aug 2026231 PMAQI
15th Aug 2026232 PMAQI
15th Aug 2026233 PMAQI
15th Aug 2026254 PMAQI
15th Aug 2026275 PMAQI
15th Aug 2026276 PMAQI
15th Aug 2026277 PMAQI
15th Aug 2026258 PMAQI
15th Aug 2026239 PMAQI
15th Aug 20262510 PMAQI
15th Aug 20262111 PMAQI
16th Aug 20262512 AMAQI
16th Aug 2026271 AMAQI
16th Aug 2026252 AMAQI
16th Aug 2026253 AMAQI
16th Aug 2026294 AMAQI
16th Aug 2026255 AMAQI
22°C18/25°C
16th Aug 2026256 AMAQI
6 AM16th Aug 2026257 AMAQI
16th Aug 2026258 AMAQI
16th Aug 2026259 AMAQI
16th Aug 20262510 AMAQI
16th Aug 20262311 AMAQI
16th Aug 20262512 PMAQI
16th Aug 2026251 PMAQI
1 PM16th Aug 2026252 PMAQI
16th Aug 2026253 PMAQI
16th Aug 2026234 PMAQI
16th Aug 2026255 PMAQI
16th Aug 2026346 PMAQI
16th Aug 2026387 PMAQI
16th Aug 2026368 PMAQI
16th Aug 2026529 PMAQI
9 PM16th Aug 20266610 PMAQI
16th Aug 20267211 PMAQI
1 AM
5 AM
19°C17/21°C
Day time
Avg. Highest Time
9 AM - 12 PM
33AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM
28AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 AM to 12 PM (Avg. 33), while the lowest AQI was between 7 PM to 7 PM (Avg. 28).
Night time
Avg. Highest Time
1 AM
30AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
12 AM
28AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 1 AM (Avg. 30), while the lowest AQI was between 12 AM to 12 AM (Avg. 28).
2026 Days Vs Air Quality
Spaarnwoude, Haarlem, Noord Holland, Netherlands
2026
82%
185
15%
34
3%
6
Total number of days with different AQI categories in last 228 days in 2026 (137 days remaining)
Good
185 DaysModerate
34 DaysPoor
6 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2026, 82% of 228 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
Spaarnwoude, Haarlem, 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)
27AQI (US)
2nd January 2026
12AQI (US)
12AQI (US)
3rd January 2026
11AQI (US)
11AQI (US)
4th January 2026
11AQI (US)
11AQI (US)
5th January 2026
33AQI (US)
33AQI (US)
6th January 2026
23AQI (US)
23AQI (US)
7th January 2026
60AQI (US)
60AQI (US)
8th January 2026
41AQI (US)
41AQI (US)
9th January 2026
44AQI (US)
44AQI (US)
10th January 2026
35AQI (US)
35AQI (US)
11th January 2026
53AQI (US)
53AQI (US)
12th January 2026
47AQI (US)
47AQI (US)
13th January 2026
50AQI (US)
50AQI (US)
14th January 2026
29AQI (US)
29AQI (US)
15th January 2026
42AQI (US)
42AQI (US)
16th January 2026
21AQI (US)
21AQI (US)
17th January 2026
54AQI (US)
54AQI (US)
18th January 2026
75AQI (US)
75AQI (US)
19th January 2026
87AQI (US)
87AQI (US)
20th January 2026
75AQI (US)
75AQI (US)
21st January 2026
53AQI (US)
53AQI (US)
22nd January 2026
78AQI (US)
78AQI (US)
23rd January 2026
96AQI (US)
96AQI (US)
24th January 2026
108AQI (US)
108AQI (US)
25th January 2026
143AQI (US)
143AQI (US)
26th January 2026
85AQI (US)
85AQI (US)
27th January 2026
55AQI (US)
55AQI (US)
28th January 2026
92AQI (US)
92AQI (US)
29th January 2026
90AQI (US)
90AQI (US)
30th January 2026
86AQI (US)
86AQI (US)
31st January 2026
73AQI (US)
73AQI (US)
1st February 2026
66AQI (US)
66AQI (US)
2nd February 2026
94AQI (US)
94AQI (US)
3rd February 2026
103AQI (US)
103AQI (US)
4th February 2026
84AQI (US)
84AQI (US)
5th February 2026
127AQI (US)
127AQI (US)
6th February 2026
102AQI (US)
102AQI (US)
7th February 2026
44AQI (US)
44AQI (US)
8th February 2026
49AQI (US)
49AQI (US)
9th February 2026
74AQI (US)
74AQI (US)
10th February 2026
69AQI (US)
69AQI (US)
11th February 2026
46AQI (US)
46AQI (US)
12th February 2026
36AQI (US)
36AQI (US)
13th February 2026
28AQI (US)
28AQI (US)
14th February 2026
25AQI (US)
25AQI (US)
15th February 2026
56AQI (US)
56AQI (US)
16th February 2026
30AQI (US)
30AQI (US)
17th February 2026
28AQI (US)
28AQI (US)
18th February 2026
50AQI (US)
50AQI (US)
19th February 2026
57AQI (US)
57AQI (US)
20th February 2026
54AQI (US)
54AQI (US)
21st February 2026
30AQI (US)
30AQI (US)
22nd February 2026
23AQI (US)
23AQI (US)
23rd February 2026
31AQI (US)
31AQI (US)
24th February 2026
47AQI (US)
47AQI (US)
25th February 2026
38AQI (US)
38AQI (US)
26th February 2026
37AQI (US)
37AQI (US)
27th February 2026
46AQI (US)
46AQI (US)
28th February 2026
27AQI (US)
27AQI (US)
1st March 2026
23AQI (US)
23AQI (US)
2nd March 2026
21AQI (US)
21AQI (US)
3rd March 2026
49AQI (US)
49AQI (US)
4th March 2026
43AQI (US)
43AQI (US)
5th March 2026
65AQI (US)
65AQI (US)
6th March 2026
64AQI (US)
64AQI (US)
7th March 2026
81AQI (US)
81AQI (US)
8th March 2026
83AQI (US)
83AQI (US)
9th March 2026
91AQI (US)
91AQI (US)
10th March 2026
102AQI (US)
102AQI (US)
11th March 2026
40AQI (US)
40AQI (US)
12th March 2026
22AQI (US)
22AQI (US)
13th March 2026
21AQI (US)
21AQI (US)
14th March 2026
22AQI (US)
22AQI (US)
15th March 2026
21AQI (US)
21AQI (US)
16th March 2026
19AQI (US)
19AQI (US)
17th March 2026
34AQI (US)
34AQI (US)
18th March 2026
29AQI (US)
29AQI (US)
19th March 2026
57AQI (US)
57AQI (US)
20th March 2026
35AQI (US)
35AQI (US)
21st March 2026
36AQI (US)
36AQI (US)
22nd March 2026
70AQI (US)
70AQI (US)
23rd March 2026
80AQI (US)
80AQI (US)
24th March 2026
89AQI (US)
89AQI (US)
25th March 2026
23AQI (US)
23AQI (US)
26th March 2026
13AQI (US)
13AQI (US)
27th March 2026
23AQI (US)
23AQI (US)
28th March 2026
27AQI (US)
27AQI (US)
29th March 2026
13AQI (US)
13AQI (US)
30th March 2026
19AQI (US)
19AQI (US)
31st March 2026
22AQI (US)
22AQI (US)
1st April 2026
35AQI (US)
35AQI (US)
2nd April 2026
40AQI (US)
40AQI (US)
3rd April 2026
25AQI (US)
25AQI (US)
4th April 2026
15AQI (US)
15AQI (US)
5th April 2026
25AQI (US)
25AQI (US)
6th April 2026
19AQI (US)
19AQI (US)
7th April 2026
17AQI (US)
17AQI (US)
8th April 2026
17AQI (US)
17AQI (US)
9th April 2026
34AQI (US)
34AQI (US)
10th April 2026
21AQI (US)
21AQI (US)
11th April 2026
25AQI (US)
25AQI (US)
12th April 2026
20AQI (US)
20AQI (US)
13th April 2026
21AQI (US)
21AQI (US)
14th April 2026
34AQI (US)
34AQI (US)
15th April 2026
38AQI (US)
38AQI (US)
16th April 2026
23AQI (US)
23AQI (US)
17th April 2026
18th April 2026
16AQI (US)
16AQI (US)
19th April 2026
20AQI (US)
20AQI (US)
20th April 2026
13AQI (US)
13AQI (US)
21st April 2026
17AQI (US)
17AQI (US)
22nd April 2026
23rd April 2026
18AQI (US)
18AQI (US)
24th April 2026
23AQI (US)
23AQI (US)
25th April 2026
23AQI (US)
23AQI (US)
26th April 2026
14AQI (US)
14AQI (US)
27th April 2026
13AQI (US)
13AQI (US)
28th April 2026
19AQI (US)
19AQI (US)
29th April 2026
16AQI (US)
16AQI (US)
30th April 2026
16AQI (US)
16AQI (US)
1st May 2026
19AQI (US)
19AQI (US)
2nd May 2026
29AQI (US)
29AQI (US)
3rd May 2026
46AQI (US)
46AQI (US)
4th May 2026
57AQI (US)
57AQI (US)
5th May 2026
19AQI (US)
19AQI (US)
6th May 2026
17AQI (US)
17AQI (US)
7th May 2026
17AQI (US)
17AQI (US)
8th May 2026
28AQI (US)
28AQI (US)
9th May 2026
10th May 2026
27AQI (US)
27AQI (US)
11th May 2026
15AQI (US)
15AQI (US)
12th May 2026
20AQI (US)
20AQI (US)
13th May 2026
21AQI (US)
21AQI (US)
14th May 2026
19AQI (US)
19AQI (US)
15th May 2026
27AQI (US)
27AQI (US)
16th May 2026
34AQI (US)
34AQI (US)
17th May 2026
38AQI (US)
38AQI (US)
18th May 2026
36AQI (US)
36AQI (US)
19th May 2026
32AQI (US)
32AQI (US)
20th May 2026
32AQI (US)
32AQI (US)
21st May 2026
31AQI (US)
31AQI (US)
22nd May 2026
36AQI (US)
36AQI (US)
23rd May 2026
40AQI (US)
40AQI (US)
24th May 2026
49AQI (US)
49AQI (US)
25th May 2026
38AQI (US)
38AQI (US)
26th May 2026
29AQI (US)
29AQI (US)
27th May 2026
22AQI (US)
22AQI (US)
28th May 2026
14AQI (US)
14AQI (US)
29th May 2026
28AQI (US)
28AQI (US)
30th May 2026
34AQI (US)
34AQI (US)
31st May 2026
25AQI (US)
25AQI (US)
1st June 2026
24AQI (US)
24AQI (US)
2nd June 2026
24AQI (US)
24AQI (US)
3rd June 2026
22AQI (US)
22AQI (US)
4th June 2026
18AQI (US)
18AQI (US)
5th June 2026
13AQI (US)
13AQI (US)
6th June 2026
11AQI (US)
11AQI (US)
7th June 2026
19AQI (US)
19AQI (US)
8th June 2026
22AQI (US)
22AQI (US)
9th June 2026
11AQI (US)
11AQI (US)
10th June 2026
10AQI (US)
10AQI (US)
11th June 2026
12AQI (US)
12AQI (US)
12th June 2026
21AQI (US)
21AQI (US)
13th June 2026
20AQI (US)
20AQI (US)
14th June 2026
19AQI (US)
19AQI (US)
15th June 2026
19AQI (US)
19AQI (US)
16th June 2026
25AQI (US)
25AQI (US)
17th June 2026
14AQI (US)
14AQI (US)
18th June 2026
10AQI (US)
10AQI (US)
19th June 2026
19AQI (US)
19AQI (US)
20th June 2026
13AQI (US)
13AQI (US)
21st June 2026
12AQI (US)
12AQI (US)
22nd June 2026
17AQI (US)
17AQI (US)
23rd June 2026
18AQI (US)
18AQI (US)
24th June 2026
18AQI (US)
18AQI (US)
25th June 2026
62AQI (US)
62AQI (US)
26th June 2026
43AQI (US)
43AQI (US)
27th June 2026
34AQI (US)
34AQI (US)
28th June 2026
18AQI (US)
18AQI (US)
29th June 2026
15AQI (US)
15AQI (US)
30th June 2026
16AQI (US)
16AQI (US)
1st July 2026
20AQI (US)
20AQI (US)
2nd July 2026
21AQI (US)
21AQI (US)
3rd July 2026
17AQI (US)
17AQI (US)
4th July 2026
19AQI (US)
19AQI (US)
5th July 2026
12AQI (US)
12AQI (US)
6th July 2026
16AQI (US)
16AQI (US)
7th July 2026
14AQI (US)
14AQI (US)
8th July 2026
8AQI (US)
8AQI (US)
9th July 2026
13AQI (US)
13AQI (US)
10th July 2026
20AQI (US)
20AQI (US)
11th July 2026
21AQI (US)
21AQI (US)
12th July 2026
26AQI (US)
26AQI (US)
13th July 2026
21AQI (US)
21AQI (US)
14th July 2026
16AQI (US)
16AQI (US)
15th July 2026
19AQI (US)
19AQI (US)
16th July 2026
20AQI (US)
20AQI (US)
17th July 2026
35AQI (US)
35AQI (US)
18th July 2026
42AQI (US)
42AQI (US)
19th July 2026
27AQI (US)
27AQI (US)
20th July 2026
27AQI (US)
27AQI (US)
21st July 2026
28AQI (US)
28AQI (US)
22nd July 2026
26AQI (US)
26AQI (US)
23rd July 2026
26AQI (US)
26AQI (US)
24th July 2026
21AQI (US)
21AQI (US)
25th July 2026
35AQI (US)
35AQI (US)
26th July 2026
28AQI (US)
28AQI (US)
27th July 2026
26AQI (US)
26AQI (US)
28th July 2026
32AQI (US)
32AQI (US)
29th July 2026
32AQI (US)
32AQI (US)
30th July 2026
34AQI (US)
34AQI (US)
31st July 2026
35AQI (US)
35AQI (US)
1st August 2026
28AQI (US)
28AQI (US)
2nd August 2026
30AQI (US)
30AQI (US)
3rd August 2026
31AQI (US)
31AQI (US)
4th August 2026
44AQI (US)
44AQI (US)
5th August 2026
21AQI (US)
21AQI (US)
6th August 2026
26AQI (US)
26AQI (US)
7th August 2026
30AQI (US)
30AQI (US)
8th August 2026
32AQI (US)
32AQI (US)
9th August 2026
28AQI (US)
28AQI (US)
10th August 2026
32AQI (US)
32AQI (US)
11th August 2026
29AQI (US)
29AQI (US)
12th August 2026
32AQI (US)
32AQI (US)
13th August 2026
33AQI (US)
33AQI (US)
14th August 2026
37AQI (US)
37AQI (US)
15th August 2026
27AQI (US)
27AQI (US)
16th August 2026
31AQI (US)
31AQI (US)
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
58AQI (US)
54AQI (US)
43AQI (US)
22AQI (US)
29AQI (US)
20AQI (US)
24AQI (US)
31AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202635AQI (US)
14
15
2
17
8
3
21
9
1
28
29
1
29
1
31
16
185
34
6
Highest AQI (US) recorded in
January58AQI (US)
Lowest AQI (US) recorded in
June20AQI (US)
202537AQI (US)
22
8
1
11
14
3
15
14
2
24
6
30
1
29
1
30
1
29
2
30
23
8
24
6
21
10
288
71
6
Highest AQI (US) recorded in
February61AQI (US)
Lowest AQI (US) recorded in
September22AQI (US)
202433AQI (US)
26
5
26
3
23
8
23
7
24
7
25
5
31
30
1
23
6
1
30
1
23
7
24
7
308
57
1
Highest AQI (US) recorded in
March40AQI (US)
Lowest AQI (US) recorded in
July24AQI (US)
202332AQI (US)
27
4
19
8
1
29
2
21
9
28
3
29
1
31
31
24
6
28
3
29
27
4
323
40
1
Highest AQI (US) recorded in
February47AQI (US)
Lowest AQI (US) recorded in
August20AQI (US)
202237AQI (US)
22
8
21
13
16
2
28
2
25
6
29
1
22
2
1
26
2
28
3
22
8
17
13
1
254
61
3
Highest AQI (US) recorded in
March60AQI (US)
Lowest AQI (US) recorded in
August22AQI (US)
202132AQI (US)
28
1
1
19
9
21
10
25
5
31
19
11
21
10
31
29
1
31
30
29
2
314
49
1
Highest AQI (US) recorded in
June46AQI (US)
Lowest AQI (US) recorded in
November15AQI (US)
202035AQI (US)
9
4
15
6
18
27
3
30
1
20
11
25
5
31
19
11
25
6
219
47
Highest AQI (US) recorded in
August46AQI (US)
Lowest AQI (US) recorded in
October24AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2025(Avg.)
37AQI (US)Least Polluted Year Recorded
2021(Avg.)
32AQI (US)Spaarnwoude's annual 2026 AQI (US) (35) shows an average percentage change of 2.3% (worsened AQI (US)) compared to previous years: 2020 (35), 2021 (32), 2022 (37), 2023 (32), 2024 (33), 2025 (37).
