Houthalen Helchteren, Hasselt, Flanders, Belgium 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+
November Air Quality Analysis
Houthalen Helchteren, Hasselt, Flanders, Belgium
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
11th Nov 2021
99AQILowest AQI recorded on
1st Nov 2021
19AQISame Day Analysis (25th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 40 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 25th Nov - 26th Nov 2025
Houthalen Helchteren, Hasselt, Flanders, Belgium
AQI
Day
Night
.
7 AM25th Nov 2025
4 PM
6 AM26th Nov 2025
Day time
Avg. Highest Time
3PM25th Nov
48AQI
Avg. Lowest Time
9AM25th Nov
17AQI
Night time
Avg. Highest Time
7PM25th Nov
59AQI
Avg. Lowest Time
1AM26th Nov
22AQI
In the last 24 hours,
Houthalen Helchteren's AQI reached its highest point of 59 at 7 PM during the Night, while the lowest point, 17, was recorded at 9 AM during the Day between 25th Nov and 26th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Houthalen Helchteren, Hasselt, Flanders, Belgium
OctNov
27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th
Day
Night
27th Oct 2025117 AMAQI
27th Oct 2025118 AMAQI
27th Oct 2025119 AMAQI
27th Oct 20251210 AMAQI
27th Oct 20251711 AMAQI
27th Oct 20251712 PMAQI
27th Oct 2025331 PMAQI
27th Oct 2025312 PMAQI
27th Oct 2025333 PMAQI
27th Oct 2025294 PMAQI
27th Oct 2025345 PMAQI
27th Oct 2025346 PMAQI
27th Oct 2025227 PMAQI
27th Oct 2025178 PMAQI
27th Oct 2025179 PMAQI
27th Oct 20251710 PMAQI
27th Oct 20251811 PMAQI
28th Oct 20252212 AMAQI
28th Oct 2025301 AMAQI
28th Oct 2025322 AMAQI
28th Oct 2025323 AMAQI
28th Oct 2025284 AMAQI
28th Oct 2025335 AMAQI
28th Oct 2025336 AMAQI
9°C7/11°C
28th Oct 2025327 AMAQI
28th Oct 2025308 AMAQI
28th Oct 2025309 AMAQI
28th Oct 20252210 AMAQI
28th Oct 20251711 AMAQI
28th Oct 20251712 PMAQI
28th Oct 2025111 PMAQI
28th Oct 2025172 PMAQI
28th Oct 2025173 PMAQI
28th Oct 2025164 PMAQI
28th Oct 2025115 PMAQI
28th Oct 2025166 PMAQI
28th Oct 2025177 PMAQI
28th Oct 2025178 PMAQI
28th Oct 2025229 PMAQI
28th Oct 20252210 PMAQI
28th Oct 20252311 PMAQI
29th Oct 20253312 AMAQI
29th Oct 2025331 AMAQI
29th Oct 2025322 AMAQI
29th Oct 2025303 AMAQI
29th Oct 2025294 AMAQI
29th Oct 2025225 AMAQI
29th Oct 2025176 AMAQI
11°C6/14°C
29th Oct 2025177 AMAQI
29th Oct 2025178 AMAQI
29th Oct 2025209 AMAQI
29th Oct 20252210 AMAQI
29th Oct 20252011 AMAQI
29th Oct 20251712 PMAQI
29th Oct 2025171 PMAQI
29th Oct 2025172 PMAQI
29th Oct 2025173 PMAQI
29th Oct 2025174 PMAQI
29th Oct 2025175 PMAQI
29th Oct 2025216 PMAQI
29th Oct 2025227 PMAQI
29th Oct 2025228 PMAQI
29th Oct 2025229 PMAQI
29th Oct 20253010 PMAQI
29th Oct 20253011 PMAQI
30th Oct 20253012 AMAQI
30th Oct 2025281 AMAQI
30th Oct 2025262 AMAQI
30th Oct 2025203 AMAQI
30th Oct 2025174 AMAQI
30th Oct 2025175 AMAQI
30th Oct 2025176 AMAQI
12°C9/15°C
30th Oct 2025177 AMAQI
30th Oct 2025178 AMAQI
30th Oct 2025289 AMAQI
30th Oct 20253210 AMAQI
30th Oct 20253211 AMAQI
30th Oct 20253012 PMAQI
30th Oct 2025221 PMAQI
30th Oct 2025222 PMAQI
30th Oct 2025183 PMAQI
30th Oct 2025174 PMAQI
30th Oct 2025175 PMAQI
30th Oct 2025176 PMAQI
30th Oct 2025177 PMAQI
30th Oct 2025188 PMAQI
30th Oct 2025399 PMAQI
30th Oct 20255110 PMAQI
30th Oct 20255311 PMAQI
31st Oct 20255412 AMAQI
31st Oct 2025541 AMAQI
31st Oct 2025532 AMAQI
31st Oct 2025463 AMAQI
31st Oct 2025454 AMAQI
31st Oct 2025445 AMAQI
31st Oct 2025316 AMAQI
10°C6/14°C
31st Oct 2025287 AMAQI
31st Oct 2025228 AMAQI
31st Oct 2025239 AMAQI
31st Oct 20252810 AMAQI
31st Oct 20252811 AMAQI
31st Oct 20252812 PMAQI
31st Oct 2025271 PMAQI
31st Oct 2025222 PMAQI
31st Oct 2025223 PMAQI
31st Oct 2025224 PMAQI
31st Oct 2025225 PMAQI
31st Oct 2025226 PMAQI
31st Oct 2025227 PMAQI
31st Oct 2025288 PMAQI
31st Oct 2025289 PMAQI
31st Oct 20252710 PMAQI
31st Oct 20252211 PMAQI
1st Nov 20252812 AMAQI
1st Nov 2025281 AMAQI
1st Nov 2025282 AMAQI
1st Nov 2025283 AMAQI
1st Nov 2025274 AMAQI
1st Nov 2025275 AMAQI
1st Nov 2025226 AMAQI
13°C11/16°C
1st Nov 2025177 AMAQI
1st Nov 2025178 AMAQI
1st Nov 2025189 AMAQI
1st Nov 20252210 AMAQI
1st Nov 20252211 AMAQI
1st Nov 20252212 PMAQI
1st Nov 2025221 PMAQI
1st Nov 2025222 PMAQI
1st Nov 2025173 PMAQI
1st Nov 2025174 PMAQI
1st Nov 2025115 PMAQI
1st Nov 2025116 PMAQI
1st Nov 2025117 PMAQI
1st Nov 2025128 PMAQI
1st Nov 2025229 PMAQI
1st Nov 20252210 PMAQI
1st Nov 20252211 PMAQI
2nd Nov 20252212 AMAQI
2nd Nov 2025191 AMAQI
2nd Nov 2025172 AMAQI
2nd Nov 2025173 AMAQI
2nd Nov 2025174 AMAQI
2nd Nov 2025185 AMAQI
2nd Nov 2025176 AMAQI
13°C10/15°C
2nd Nov 2025227 AMAQI
2nd Nov 2025228 AMAQI
2nd Nov 2025229 AMAQI
2nd Nov 20252810 AMAQI
2nd Nov 20252811 AMAQI
2nd Nov 20252812 PMAQI
2nd Nov 2025271 PMAQI
2nd Nov 2025262 PMAQI
2nd Nov 2025273 PMAQI
2nd Nov 2025174 PMAQI
2nd Nov 2025225 PMAQI
2nd Nov 2025226 PMAQI
2nd Nov 2025227 PMAQI
2nd Nov 2025178 PMAQI
2nd Nov 2025179 PMAQI
2nd Nov 20251710 PMAQI
2nd Nov 20251311 PMAQI
3rd Nov 20252212 AMAQI
3rd Nov 2025221 AMAQI
3rd Nov 2025222 AMAQI
3rd Nov 2025223 AMAQI
3rd Nov 2025224 AMAQI
3rd Nov 2025225 AMAQI
3rd Nov 2025226 AMAQI
10°C7/14°C
3rd Nov 2025227 AMAQI
3rd Nov 2025228 AMAQI
3rd Nov 2025229 AMAQI
3rd Nov 20252310 AMAQI
3rd Nov 20252811 AMAQI
3rd Nov 20252812 PMAQI
3rd Nov 2025281 PMAQI
3rd Nov 2025302 PMAQI
3rd Nov 2025303 PMAQI
3rd Nov 2025294 PMAQI
3rd Nov 2025305 PMAQI
3rd Nov 2025236 PMAQI
3rd Nov 2025227 PMAQI
3rd Nov 2025228 PMAQI
3rd Nov 2025249 PMAQI
3rd Nov 20252810 PMAQI
3rd Nov 20252311 PMAQI
4th Nov 20252712 AMAQI
4th Nov 2025281 AMAQI
4th Nov 2025282 AMAQI
4th Nov 2025263 AMAQI
4th Nov 2025224 AMAQI
4th Nov 2025225 AMAQI
4th Nov 2025226 AMAQI
9°C6/14°C
4th Nov 2025227 AMAQI
4th Nov 2025228 AMAQI
4th Nov 2025289 AMAQI
4th Nov 20252810 AMAQI
4th Nov 20253211 AMAQI
4th Nov 20253112 PMAQI
4th Nov 2025321 PMAQI
4th Nov 2025312 PMAQI
4th Nov 2025273 PMAQI
4th Nov 2025224 PMAQI
4th Nov 2025205 PMAQI
4th Nov 2025176 PMAQI
4th Nov 2025187 PMAQI
4th Nov 2025288 PMAQI
4th Nov 2025319 PMAQI
4th Nov 20253110 PMAQI
4th Nov 20253111 PMAQI
5th Nov 20253012 AMAQI
5th Nov 2025281 AMAQI
5th Nov 2025242 AMAQI
5th Nov 2025173 AMAQI
5th Nov 2025174 AMAQI
5th Nov 2025175 AMAQI
5th Nov 2025176 AMAQI
13°C12/16°C
5th Nov 2025177 AMAQI
5th Nov 2025178 AMAQI
5th Nov 2025179 AMAQI
5th Nov 20251710 AMAQI
5th Nov 20251911 AMAQI
5th Nov 20252212 PMAQI
5th Nov 2025221 PMAQI
5th Nov 2025222 PMAQI
5th Nov 2025223 PMAQI
5th Nov 2025184 PMAQI
5th Nov 2025175 PMAQI
5th Nov 2025176 PMAQI
5th Nov 2025227 PMAQI
5th Nov 2025228 PMAQI
5th Nov 2025339 PMAQI
5th Nov 20253310 PMAQI
5th Nov 20253411 PMAQI
6th Nov 20254012 AMAQI
6th Nov 2025401 AMAQI
6th Nov 2025372 AMAQI
6th Nov 2025333 AMAQI
6th Nov 2025324 AMAQI
6th Nov 2025335 AMAQI
6th Nov 2025326 AMAQI
13°C10/18°C
6th Nov 2025287 AMAQI
6th Nov 2025288 AMAQI
6th Nov 2025289 AMAQI
6th Nov 20253310 AMAQI
6th Nov 20253311 AMAQI
6th Nov 20253212 PMAQI
6th Nov 2025321 PMAQI
6th Nov 2025322 PMAQI
6th Nov 2025323 PMAQI
6th Nov 2025284 PMAQI
6th Nov 2025285 PMAQI
6th Nov 2025286 PMAQI
6th Nov 2025327 PMAQI
6th Nov 2025418 PMAQI
6th Nov 2025429 PMAQI
6th Nov 20255010 PMAQI
6th Nov 20255111 PMAQI
7th Nov 20254712 AMAQI
7th Nov 2025461 AMAQI
7th Nov 2025492 AMAQI
7th Nov 2025483 AMAQI
7th Nov 2025484 AMAQI
7th Nov 2025455 AMAQI
7th Nov 2025486 AMAQI
11°C8/16°C
7th Nov 2025467 AMAQI
7th Nov 2025458 AMAQI
7th Nov 2025499 AMAQI
7th Nov 20255510 AMAQI
7th Nov 20255411 AMAQI
7th Nov 20255112 PMAQI
7th Nov 2025511 PMAQI
7th Nov 2025502 PMAQI
7th Nov 2025413 PMAQI
7th Nov 2025404 PMAQI
7th Nov 2025355 PMAQI
7th Nov 2025356 PMAQI
7th Nov 2025287 PMAQI
7th Nov 2025388 PMAQI
7th Nov 2025469 PMAQI
7th Nov 20255910 PMAQI
7th Nov 20256011 PMAQI
8th Nov 20256412 AMAQI
8th Nov 2025651 AMAQI
8th Nov 2025672 AMAQI
8th Nov 2025643 AMAQI
8th Nov 2025724 AMAQI
8th Nov 2025655 AMAQI
8th Nov 2025556 AMAQI
12°C9/17°C
8th Nov 2025547 AMAQI
8th Nov 2025548 AMAQI
8th Nov 2025549 AMAQI
8th Nov 20255510 AMAQI
8th Nov 20255511 AMAQI
8th Nov 20255412 PMAQI
8th Nov 2025541 PMAQI
8th Nov 2025542 PMAQI
8th Nov 2025533 PMAQI
8th Nov 2025514 PMAQI
8th Nov 2025425 PMAQI
8th Nov 2025286 PMAQI
8th Nov 2025287 PMAQI
8th Nov 2025248 PMAQI
8th Nov 2025439 PMAQI
8th Nov 20255010 PMAQI
8th Nov 20255211 PMAQI
9th Nov 20255712 AMAQI
9th Nov 2025571 AMAQI
9th Nov 2025582 AMAQI
9th Nov 2025613 AMAQI
9th Nov 2025614 AMAQI
9th Nov 2025615 AMAQI
9th Nov 2025616 AMAQI
11°C8/15°C
9th Nov 2025637 AMAQI
9th Nov 2025628 AMAQI
9th Nov 2025619 AMAQI
9th Nov 20256010 AMAQI
9th Nov 20256011 AMAQI
9th Nov 20256212 PMAQI
9th Nov 2025631 PMAQI
9th Nov 2025622 PMAQI
9th Nov 2025593 PMAQI
9th Nov 2025554 PMAQI
9th Nov 2025375 PMAQI
9th Nov 2025366 PMAQI
9th Nov 2025287 PMAQI
9th Nov 2025288 PMAQI
9th Nov 2025439 PMAQI
9th Nov 20255210 PMAQI
9th Nov 20256811 PMAQI
10th Nov 20257112 AMAQI
10th Nov 2025701 AMAQI
10th Nov 2025642 AMAQI
10th Nov 2025603 AMAQI
10th Nov 2025574 AMAQI
10th Nov 2025545 AMAQI
10th Nov 2025536 AMAQI
10°C7/13°C
10th Nov 2025447 AMAQI
10th Nov 2025448 AMAQI
10th Nov 2025379 AMAQI
10th Nov 20253710 AMAQI
10th Nov 20253611 AMAQI
10th Nov 20253012 PMAQI
10th Nov 2025271 PMAQI
10th Nov 2025262 PMAQI
10th Nov 2025263 PMAQI
10th Nov 2025174 PMAQI
10th Nov 2025175 PMAQI
10th Nov 2025176 PMAQI
10th Nov 2025207 PMAQI
10th Nov 2025258 PMAQI
10th Nov 2025339 PMAQI
10th Nov 20253810 PMAQI
10th Nov 20254211 PMAQI
11th Nov 20254212 AMAQI
11th Nov 2025441 AMAQI
11th Nov 2025462 AMAQI
11th Nov 2025443 AMAQI
11th Nov 2025504 AMAQI
11th Nov 2025475 AMAQI
11th Nov 2025246 AMAQI
10°C7/13°C
11th Nov 2025327 AMAQI
11th Nov 2025408 AMAQI
11th Nov 2025429 AMAQI
11th Nov 20254410 AMAQI
11th Nov 20254211 AMAQI
11th Nov 20255612 PMAQI
11th Nov 2025561 PMAQI
11th Nov 2025502 PMAQI
11th Nov 2025283 PMAQI
11th Nov 2025264 PMAQI
11th Nov 2025255 PMAQI
11th Nov 2025226 PMAQI
11th Nov 2025227 PMAQI
11th Nov 2025198 PMAQI
11th Nov 2025309 PMAQI
11th Nov 20253010 PMAQI
11th Nov 20253311 PMAQI
12th Nov 20253212 AMAQI
12th Nov 2025281 AMAQI
12th Nov 2025282 AMAQI
12th Nov 2025283 AMAQI
12th Nov 2025254 AMAQI
12th Nov 2025225 AMAQI
12th Nov 2025226 AMAQI
10°C8/12°C
12th Nov 2025227 AMAQI
12th Nov 2025228 AMAQI
12th Nov 2025289 AMAQI
12th Nov 20252810 AMAQI
12th Nov 20252811 AMAQI
12th Nov 20253212 PMAQI
12th Nov 2025321 PMAQI
12th Nov 2025302 PMAQI
12th Nov 2025283 PMAQI
12th Nov 2025284 PMAQI
12th Nov 2025285 PMAQI
12th Nov 2025286 PMAQI
12th Nov 2025287 PMAQI
12th Nov 2025288 PMAQI
12th Nov 2025289 PMAQI
12th Nov 20254310 PMAQI
12th Nov 20254811 PMAQI
13th Nov 20254812 AMAQI
13th Nov 2025501 AMAQI
13th Nov 2025462 AMAQI
13th Nov 2025343 AMAQI
13th Nov 2025304 AMAQI
13th Nov 2025225 AMAQI
13th Nov 2025176 AMAQI
12°C10/16°C
13th Nov 2025177 AMAQI
13th Nov 2025178 AMAQI
13th Nov 2025189 AMAQI
13th Nov 20252210 AMAQI
13th Nov 20252211 AMAQI
13th Nov 20252212 PMAQI
13th Nov 2025221 PMAQI
13th Nov 2025222 PMAQI
13th Nov 2025223 PMAQI
13th Nov 2025264 PMAQI
13th Nov 2025335 PMAQI
13th Nov 2025366 PMAQI
13th Nov 2025337 PMAQI
13th Nov 2025498 PMAQI
13th Nov 2025619 PMAQI
13th Nov 20256410 PMAQI
13th Nov 20256511 PMAQI
14th Nov 20256212 AMAQI
14th Nov 2025561 AMAQI
14th Nov 2025562 AMAQI
14th Nov 2025553 AMAQI
14th Nov 2025444 AMAQI
14th Nov 2025425 AMAQI
14th Nov 2025346 AMAQI
14°C13/18°C
14th Nov 2025397 AMAQI
14th Nov 2025348 AMAQI
14th Nov 2025369 AMAQI
14th Nov 20253610 AMAQI
14th Nov 20253911 AMAQI
14th Nov 20253912 PMAQI
14th Nov 2025451 PMAQI
14th Nov 2025502 PMAQI
14th Nov 2025503 PMAQI
14th Nov 2025454 PMAQI
14th Nov 2025425 PMAQI
14th Nov 2025476 PMAQI
14th Nov 2025537 PMAQI
14th Nov 2025558 PMAQI
14th Nov 2025569 PMAQI
14th Nov 20255610 PMAQI
14th Nov 20255711 PMAQI
15th Nov 20256012 AMAQI
15th Nov 2025601 AMAQI
15th Nov 2025612 AMAQI
15th Nov 2025613 AMAQI
15th Nov 2025624 AMAQI
15th Nov 2025635 AMAQI
15th Nov 2025636 AMAQI
14°C12/16°C
15th Nov 2025627 AMAQI
15th Nov 2025608 AMAQI
15th Nov 2025609 AMAQI
15th Nov 20255710 AMAQI
15th Nov 20255511 AMAQI
15th Nov 20255612 PMAQI
15th Nov 2025571 PMAQI
15th Nov 2025572 PMAQI
15th Nov 2025563 PMAQI
15th Nov 2025564 PMAQI
15th Nov 2025545 PMAQI
15th Nov 2025526 PMAQI
15th Nov 2025537 PMAQI
15th Nov 2025568 PMAQI
15th Nov 2025779 PMAQI
15th Nov 20258710 PMAQI
15th Nov 20258011 PMAQI
16th Nov 20258112 AMAQI
16th Nov 2025771 AMAQI
16th Nov 2025752 AMAQI
16th Nov 2025673 AMAQI
16th Nov 2025624 AMAQI
16th Nov 2025605 AMAQI
16th Nov 2025566 AMAQI
13°C11/15°C
16th Nov 2025497 AMAQI
16th Nov 2025428 AMAQI
16th Nov 2025429 AMAQI
16th Nov 20252910 AMAQI
16th Nov 20252211 AMAQI
16th Nov 20251612 PMAQI
16th Nov 2025121 PMAQI
16th Nov 2025222 PMAQI
16th Nov 2025283 PMAQI
16th Nov 2025334 PMAQI
16th Nov 2025385 PMAQI
16th Nov 2025346 PMAQI
16th Nov 2025337 PMAQI
16th Nov 2025348 PMAQI
16th Nov 2025409 PMAQI
16th Nov 20253910 PMAQI
16th Nov 20253911 PMAQI
17th Nov 20253412 AMAQI
17th Nov 2025311 AMAQI
17th Nov 2025322 AMAQI
17th Nov 2025283 AMAQI
17th Nov 2025224 AMAQI
17th Nov 2025265 AMAQI
17th Nov 2025286 AMAQI
9°C5/10°C
17th Nov 2025337 AMAQI
17th Nov 2025288 AMAQI
17th Nov 2025339 AMAQI
17th Nov 20253410 AMAQI
17th Nov 20253211 AMAQI
17th Nov 20252412 PMAQI
17th Nov 2025231 PMAQI
17th Nov 2025222 PMAQI
17th Nov 2025173 PMAQI
17th Nov 2025174 PMAQI
17th Nov 2025175 PMAQI
17th Nov 2025176 PMAQI
17th Nov 2025177 PMAQI
17th Nov 2025178 PMAQI
17th Nov 2025179 PMAQI
17th Nov 20253610 PMAQI
17th Nov 20255011 PMAQI
18th Nov 20254812 AMAQI
18th Nov 2025461 AMAQI
18th Nov 2025502 AMAQI
18th Nov 2025533 AMAQI
18th Nov 2025544 AMAQI
18th Nov 2025535 AMAQI
18th Nov 2025546 AMAQI
6°C4/8°C
18th Nov 2025557 AMAQI
18th Nov 2025538 AMAQI
18th Nov 2025539 AMAQI
18th Nov 20255310 AMAQI
18th Nov 20255011 AMAQI
18th Nov 20254912 PMAQI
18th Nov 2025511 PMAQI
18th Nov 2025572 PMAQI
18th Nov 2025563 PMAQI
18th Nov 2025564 PMAQI
18th Nov 2025555 PMAQI
18th Nov 2025566 PMAQI
18th Nov 2025327 PMAQI
18th Nov 2025308 PMAQI
18th Nov 2025289 PMAQI
18th Nov 20252810 PMAQI
18th Nov 20254911 PMAQI
19th Nov 20255412 AMAQI
19th Nov 2025531 AMAQI
19th Nov 2025532 AMAQI
19th Nov 2025543 AMAQI
19th Nov 2025494 AMAQI
19th Nov 2025425 AMAQI
19th Nov 2025396 AMAQI
4°C2/7°C
19th Nov 2025397 AMAQI
19th Nov 2025278 AMAQI
19th Nov 2025189 AMAQI
19th Nov 20251710 AMAQI
19th Nov 20252111 AMAQI
19th Nov 20253212 PMAQI
19th Nov 2025361 PMAQI
19th Nov 2025302 PMAQI
19th Nov 2025283 PMAQI
19th Nov 2025284 PMAQI
19th Nov 2025215 PMAQI
19th Nov 2025176 PMAQI
19th Nov 2025177 PMAQI
19th Nov 2025178 PMAQI
19th Nov 2025189 PMAQI
19th Nov 20252610 PMAQI
19th Nov 20252811 PMAQI
20th Nov 20251812 AMAQI
20th Nov 2025221 AMAQI
20th Nov 2025202 AMAQI
20th Nov 2025163 AMAQI
20th Nov 2025114 AMAQI
20th Nov 2025115 AMAQI
20th Nov 2025116 AMAQI
4°C2/5°C
20th Nov 2025117 AMAQI
20th Nov 2025238 AMAQI
20th Nov 2025279 AMAQI
20th Nov 20252610 AMAQI
20th Nov 20252311 AMAQI
20th Nov 20251712 PMAQI
20th Nov 2025221 PMAQI
20th Nov 2025202 PMAQI
20th Nov 2025173 PMAQI
20th Nov 2025174 PMAQI
20th Nov 2025175 PMAQI
20th Nov 2025196 PMAQI
20th Nov 2025337 PMAQI
20th Nov 2025298 PMAQI
20th Nov 2025409 PMAQI
20th Nov 20254610 PMAQI
20th Nov 20254611 PMAQI
21st Nov 20254912 AMAQI
21st Nov 2025501 AMAQI
21st Nov 2025502 AMAQI
21st Nov 2025533 AMAQI
21st Nov 2025594 AMAQI
21st Nov 2025605 AMAQI
21st Nov 2025636 AMAQI
2°C0/4°C
21st Nov 2025647 AMAQI
21st Nov 2025668 AMAQI
21st Nov 2025649 AMAQI
21st Nov 20256310 AMAQI
21st Nov 20256811 AMAQI
21st Nov 20257212 PMAQI
21st Nov 2025781 PMAQI
21st Nov 2025742 PMAQI
21st Nov 2025723 PMAQI
21st Nov 2025754 PMAQI
21st Nov 2025695 PMAQI
21st Nov 2025706 PMAQI
21st Nov 2025697 PMAQI
21st Nov 2025768 PMAQI
21st Nov 2025779 PMAQI
21st Nov 20258310 PMAQI
21st Nov 20258411 PMAQI
22nd Nov 202510512 AMAQI
22nd Nov 2025981 AMAQI
22nd Nov 2025952 AMAQI
22nd Nov 2025913 AMAQI
22nd Nov 2025864 AMAQI
22nd Nov 2025855 AMAQI
22nd Nov 2025846 AMAQI
1°C-1/3°C
22nd Nov 2025837 AMAQI
22nd Nov 2025828 AMAQI
22nd Nov 2025839 AMAQI
22nd Nov 20258110 AMAQI
22nd Nov 20258011 AMAQI
22nd Nov 20258012 PMAQI
22nd Nov 2025741 PMAQI
22nd Nov 2025672 PMAQI
22nd Nov 2025663 PMAQI
22nd Nov 2025644 PMAQI
22nd Nov 2025535 PMAQI
22nd Nov 2025556 PMAQI
22nd Nov 2025587 PMAQI
22nd Nov 2025568 PMAQI
22nd Nov 2025569 PMAQI
22nd Nov 20255110 PMAQI
22nd Nov 20255011 PMAQI
23rd Nov 20255012 AMAQI
23rd Nov 2025461 AMAQI
23rd Nov 2025472 AMAQI
23rd Nov 2025423 AMAQI
23rd Nov 2025454 AMAQI
23rd Nov 2025445 AMAQI
23rd Nov 2025456 AMAQI
0°C-2/4°C
23rd Nov 2025457 AMAQI
23rd Nov 2025458 AMAQI
23rd Nov 2025399 AMAQI
23rd Nov 20253310 AMAQI
23rd Nov 20253311 AMAQI
23rd Nov 20253812 PMAQI
23rd Nov 2025291 PMAQI
23rd Nov 2025372 PMAQI
23rd Nov 2025323 PMAQI
23rd Nov 2025324 PMAQI
23rd Nov 2025305 PMAQI
23rd Nov 2025286 PMAQI
23rd Nov 2025227 PMAQI
23rd Nov 2025228 PMAQI
23rd Nov 2025169 PMAQI
23rd Nov 20251710 PMAQI
23rd Nov 20251711 PMAQI
24th Nov 20251812 AMAQI
24th Nov 2025251 AMAQI
24th Nov 2025302 AMAQI
24th Nov 2025303 AMAQI
24th Nov 2025324 AMAQI
24th Nov 2025325 AMAQI
24th Nov 2025336 AMAQI
2°C0/5°C
24th Nov 2025337 AMAQI
24th Nov 2025338 AMAQI
24th Nov 2025329 AMAQI
24th Nov 20253410 AMAQI
24th Nov 20253911 AMAQI
24th Nov 20254212 PMAQI
24th Nov 2025401 PMAQI
24th Nov 2025372 PMAQI
24th Nov 2025333 PMAQI
24th Nov 2025284 PMAQI
24th Nov 2025285 PMAQI
24th Nov 2025286 PMAQI
24th Nov 2025287 PMAQI
24th Nov 2025288 PMAQI
24th Nov 2025539 PMAQI
24th Nov 20255310 PMAQI
24th Nov 20254511 PMAQI
25th Nov 20253812 AMAQI
25th Nov 2025401 AMAQI
25th Nov 2025402 AMAQI
25th Nov 2025413 AMAQI
25th Nov 2025404 AMAQI
25th Nov 2025405 AMAQI
25th Nov 2025406 AMAQI
4°C3/6°C
25th Nov 2025407 AMAQI
25th Nov 2025178 AMAQI
25th Nov 2025179 AMAQI
25th Nov 20251810 AMAQI
25th Nov 20252811 AMAQI
25th Nov 20253412 PMAQI
25th Nov 2025441 PMAQI
25th Nov 2025462 PMAQI
25th Nov 2025483 PMAQI
25th Nov 2025424 PMAQI
25th Nov 2025475 PMAQI
25th Nov 2025576 PMAQI
25th Nov 2025597 PMAQI
25th Nov 2025598 PMAQI
25th Nov 2025499 PMAQI
25th Nov 20253010 PMAQI
25th Nov 20252811 PMAQI
26th Nov 20252312 AMAQI
26th Nov 2025221 AMAQI
26th Nov 2025242 AMAQI
26th Nov 2025283 AMAQI
26th Nov 2025284 AMAQI
26th Nov 2025285 AMAQI
26th Nov 2025286 AMAQI
5°C2/6°C
26th Nov 2025337 AMAQI
7 AM26th Nov 2025358 AMAQI
26th Nov 2025509 AMAQI
26th Nov 20255510 AMAQI
26th Nov 20255511 AMAQI
11 AM26th Nov 20256312 PMAQI
26th Nov 2025641 PMAQI
26th Nov 2025632 PMAQI
26th Nov 2025623 PMAQI
26th Nov 2025614 PMAQI
4 PM26th Nov 2025575 PMAQI
26th Nov 2025556 PMAQI
26th Nov 2025567 PMAQI
26th Nov 2025648 PMAQI
26th Nov 2025699 PMAQI
11 PM
6 AM
--°C/°C
Day time
Avg. Highest Time
7 AM - 2 PM
36AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
4 PM
33AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 7 AM to 2 PM (Avg. 36), while the lowest AQI was between 4 PM to 4 PM (Avg. 33).
Night time
Avg. Highest Time
12 AM - 2 AM
42AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
7 PM
30AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 2 AM (Avg. 42), while the lowest AQI was between 7 PM to 7 PM (Avg. 30).
2025 Days Vs Air Quality
Houthalen Helchteren, Hasselt, Flanders, Belgium
2025
74%
243
24%
80
2%
6
Total number of days with different AQI categories in last 330 days in 2025 (35 days remaining)
Good
243 DaysModerate
80 DaysPoor
6 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 74%
Health Risk Level:
Low
In 2025, 74% of 330 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
Houthalen Helchteren, Hasselt, Flanders, Belgium
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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
33AQI
33AQI
2nd January 2025
34AQI
34AQI
3rd January 2025
29AQI
29AQI
4th January 2025
49AQI
49AQI
5th January 2025
29AQI
29AQI
6th January 2025
21AQI
21AQI
7th January 2025
22AQI
22AQI
8th January 2025
26AQI
26AQI
9th January 2025
30AQI
30AQI
10th January 2025
50AQI
50AQI
11th January 2025
66AQI
66AQI
12th January 2025
78AQI
78AQI
13th January 2025
72AQI
72AQI
14th January 2025
68AQI
68AQI
15th January 2025
82AQI
82AQI
16th January 2025
53AQI
53AQI
17th January 2025
53AQI
53AQI
18th January 2025
66AQI
66AQI
19th January 2025
78AQI
78AQI
20th January 2025
82AQI
82AQI
21st January 2025
91AQI
91AQI
22nd January 2025
66AQI
66AQI
23rd January 2025
52AQI
52AQI
24th January 2025
24AQI
24AQI
25th January 2025
29AQI
29AQI
26th January 2025
25AQI
25AQI
27th January 2025
21AQI
21AQI
28th January 2025
24AQI
24AQI
29th January 2025
26AQI
26AQI
30th January 2025
27AQI
27AQI
31st January 2025
52AQI
52AQI
1st February 2025
55AQI
55AQI
2nd February 2025
66AQI
66AQI
3rd February 2025
90AQI
90AQI
4th February 2025
72AQI
72AQI
5th February 2025
58AQI
58AQI
6th February 2025
69AQI
69AQI
7th February 2025
55AQI
55AQI
8th February 2025
73AQI
73AQI
9th February 2025
74AQI
74AQI
10th February 2025
128AQI
128AQI
11th February 2025
63AQI
63AQI
12th February 2025
68AQI
68AQI
13th February 2025
107AQI
107AQI
14th February 2025
119AQI
119AQI
15th February 2025
93AQI
93AQI
16th February 2025
58AQI
58AQI
17th February 2025
69AQI
69AQI
18th February 2025
77AQI
77AQI
19th February 2025
78AQI
78AQI
20th February 2025
74AQI
74AQI
21st February 2025
46AQI
46AQI
22nd February 2025
40AQI
40AQI
23rd February 2025
37AQI
37AQI
24th February 2025
23AQI
23AQI
25th February 2025
40AQI
40AQI
26th February 2025
37AQI
37AQI
27th February 2025
25AQI
25AQI
28th February 2025
34AQI
34AQI
1st March 2025
52AQI
52AQI
2nd March 2025
68AQI
68AQI
3rd March 2025
77AQI
77AQI
4th March 2025
97AQI
97AQI
5th March 2025
88AQI
88AQI
6th March 2025
67AQI
67AQI
7th March 2025
56AQI
56AQI
8th March 2025
64AQI
64AQI
9th March 2025
84AQI
84AQI
10th March 2025
118AQI
118AQI
11th March 2025
102AQI
102AQI
12th March 2025
51AQI
51AQI
13th March 2025
51AQI
51AQI
14th March 2025
33AQI
33AQI
15th March 2025
51AQI
51AQI
16th March 2025
57AQI
57AQI
17th March 2025
41AQI
41AQI
18th March 2025
33AQI
33AQI
19th March 2025
46AQI
46AQI
20th March 2025
51AQI
51AQI
21st March 2025
55AQI
55AQI
22nd March 2025
34AQI
34AQI
23rd March 2025
20AQI
20AQI
24th March 2025
64AQI
64AQI
25th March 2025
128AQI
128AQI
26th March 2025
55AQI
55AQI
27th March 2025
70AQI
70AQI
28th March 2025
81AQI
81AQI
29th March 2025
40AQI
40AQI
30th March 2025
38AQI
38AQI
31st March 2025
32AQI
32AQI
1st April 2025
32AQI
32AQI
2nd April 2025
33AQI
33AQI
3rd April 2025
49AQI
49AQI
4th April 2025
51AQI
51AQI
5th April 2025
48AQI
48AQI
6th April 2025
19AQI
19AQI
7th April 2025
28AQI
28AQI
8th April 2025
36AQI
36AQI
9th April 2025
53AQI
53AQI
10th April 2025
45AQI
45AQI
11th April 2025
60AQI
60AQI
12th April 2025
60AQI
60AQI
13th April 2025
40AQI
40AQI
14th April 2025
41AQI
41AQI
15th April 2025
35AQI
35AQI
16th April 2025
26AQI
26AQI
17th April 2025
28AQI
28AQI
18th April 2025
35AQI
35AQI
19th April 2025
40AQI
40AQI
20th April 2025
52AQI
52AQI
21st April 2025
25AQI
25AQI
22nd April 2025
38AQI
38AQI
23rd April 2025
31AQI
31AQI
24th April 2025
41AQI
41AQI
25th April 2025
55AQI
55AQI
26th April 2025
52AQI
52AQI
27th April 2025
30AQI
30AQI
28th April 2025
39AQI
39AQI
29th April 2025
53AQI
53AQI
30th April 2025
44AQI
44AQI
1st May 2025
41AQI
41AQI
2nd May 2025
48AQI
48AQI
3rd May 2025
58AQI
58AQI
4th May 2025
22AQI
22AQI
5th May 2025
22AQI
22AQI
6th May 2025
21AQI
21AQI
7th May 2025
33AQI
33AQI
8th May 2025
25AQI
25AQI
9th May 2025
20AQI
20AQI
10th May 2025
21AQI
21AQI
11th May 2025
23AQI
23AQI
12th May 2025
21AQI
21AQI
13th May 2025
30AQI
30AQI
14th May 2025
40AQI
40AQI
15th May 2025
37AQI
37AQI
16th May 2025
27AQI
27AQI
17th May 2025
35AQI
35AQI
18th May 2025
44AQI
44AQI
19th May 2025
40AQI
40AQI
20th May 2025
31AQI
31AQI
21st May 2025
40AQI
40AQI
22nd May 2025
33AQI
33AQI
23rd May 2025
24AQI
24AQI
24th May 2025
26AQI
26AQI
25th May 2025
18AQI
18AQI
26th May 2025
26AQI
26AQI
27th May 2025
20AQI
20AQI
28th May 2025
17AQI
17AQI
29th May 2025
22AQI
22AQI
30th May 2025
21AQI
21AQI
31st May 2025
36AQI
36AQI
1st June 2025
30AQI
30AQI
2nd June 2025
30AQI
30AQI
3rd June 2025
30AQI
30AQI
4th June 2025
25AQI
25AQI
5th June 2025
19AQI
19AQI
6th June 2025
15AQI
15AQI
7th June 2025
15AQI
15AQI
8th June 2025
16AQI
16AQI
9th June 2025
34AQI
34AQI
10th June 2025
51AQI
51AQI
11th June 2025
38AQI
38AQI
12th June 2025
38AQI
38AQI
13th June 2025
52AQI
52AQI
14th June 2025
51AQI
51AQI
15th June 2025
35AQI
35AQI
16th June 2025
30AQI
30AQI
17th June 2025
30AQI
30AQI
18th June 2025
35AQI
35AQI
19th June 2025
38AQI
38AQI
20th June 2025
31AQI
31AQI
21st June 2025
29AQI
29AQI
22nd June 2025
27AQI
27AQI
23rd June 2025
23AQI
23AQI
24th June 2025
21AQI
21AQI
25th June 2025
20AQI
20AQI
26th June 2025
22AQI
22AQI
27th June 2025
20AQI
20AQI
28th June 2025
17AQI
17AQI
29th June 2025
18AQI
18AQI
30th June 2025
22AQI
22AQI
1st July 2025
27AQI
27AQI
2nd July 2025
40AQI
40AQI
3rd July 2025
29AQI
29AQI
4th July 2025
22AQI
22AQI
5th July 2025
21AQI
21AQI
6th July 2025
18AQI
18AQI
7th July 2025
18AQI
18AQI
8th July 2025
18AQI
18AQI
9th July 2025
21AQI
21AQI
10th July 2025
24AQI
24AQI
11th July 2025
22AQI
22AQI
12th July 2025
22AQI
22AQI
13th July 2025
24AQI
24AQI
14th July 2025
32AQI
32AQI
15th July 2025
26AQI
26AQI
16th July 2025
23AQI
23AQI
17th July 2025
23AQI
23AQI
18th July 2025
24AQI
24AQI
19th July 2025
30AQI
30AQI
20th July 2025
29AQI
29AQI
21st July 2025
21AQI
21AQI
22nd July 2025
18AQI
18AQI
23rd July 2025
16AQI
16AQI
24th July 2025
23AQI
23AQI
25th July 2025
27AQI
27AQI
26th July 2025
32AQI
32AQI
27th July 2025
33AQI
33AQI
28th July 2025
28AQI
28AQI
29th July 2025
26AQI
26AQI
30th July 2025
26AQI
26AQI
31st July 2025
24AQI
24AQI
1st August 2025
23AQI
23AQI
2nd August 2025
20AQI
20AQI
3rd August 2025
20AQI
20AQI
4th August 2025
23AQI
23AQI
5th August 2025
21AQI
21AQI
6th August 2025
24AQI
24AQI
7th August 2025
25AQI
25AQI
8th August 2025
26AQI
26AQI
9th August 2025
46AQI
46AQI
10th August 2025
37AQI
37AQI
11th August 2025
42AQI
42AQI
12th August 2025
43AQI
43AQI
13th August 2025
52AQI
52AQI
14th August 2025
56AQI
56AQI
15th August 2025
46AQI
46AQI
16th August 2025
47AQI
47AQI
17th August 2025
37AQI
37AQI
18th August 2025
25AQI
25AQI
19th August 2025
26AQI
26AQI
20th August 2025
30AQI
30AQI
21st August 2025
28AQI
28AQI
22nd August 2025
21AQI
21AQI
23rd August 2025
21AQI
21AQI
24th August 2025
20AQI
20AQI
25th August 2025
21AQI
21AQI
26th August 2025
28AQI
28AQI
27th August 2025
28AQI
28AQI
28th August 2025
30AQI
30AQI
29th August 2025
24AQI
24AQI
30th August 2025
19AQI
19AQI
31st August 2025
18AQI
18AQI
1st September 2025
18AQI
18AQI
2nd September 2025
17AQI
17AQI
3rd September 2025
17AQI
17AQI
4th September 2025
17AQI
17AQI
5th September 2025
19AQI
19AQI
6th September 2025
19AQI
19AQI
7th September 2025
20AQI
20AQI
8th September 2025
23AQI
23AQI
9th September 2025
22AQI
22AQI
10th September 2025
23AQI
23AQI
11th September 2025
20AQI
20AQI
12th September 2025
17AQI
17AQI
13th September 2025
16AQI
16AQI
14th September 2025
16AQI
16AQI
15th September 2025
17AQI
17AQI
16th September 2025
22AQI
22AQI
17th September 2025
20AQI
20AQI
18th September 2025
18AQI
18AQI
19th September 2025
23AQI
23AQI
20th September 2025
25AQI
25AQI
21st September 2025
22AQI
22AQI
22nd September 2025
17AQI
17AQI
23rd September 2025
16AQI
16AQI
24th September 2025
14AQI
14AQI
25th September 2025
17AQI
17AQI
26th September 2025
22AQI
22AQI
27th September 2025
45AQI
45AQI
28th September 2025
28AQI
28AQI
29th September 2025
52AQI
52AQI
30th September 2025
50AQI
50AQI
1st October 2025
66AQI
66AQI
2nd October 2025
46AQI
46AQI
3rd October 2025
44AQI
44AQI
4th October 2025
39AQI
39AQI
5th October 2025
45AQI
45AQI
6th October 2025
48AQI
48AQI
7th October 2025
54AQI
54AQI
8th October 2025
50AQI
50AQI
9th October 2025
49AQI
49AQI
10th October 2025
66AQI
66AQI
11th October 2025
83AQI
83AQI
12th October 2025
76AQI
76AQI
13th October 2025
49AQI
49AQI
14th October 2025
65AQI
65AQI
15th October 2025
61AQI
61AQI
16th October 2025
55AQI
55AQI
17th October 2025
46AQI
46AQI
18th October 2025
58AQI
58AQI
19th October 2025
41AQI
41AQI
20th October 2025
27AQI
27AQI
21st October 2025
26AQI
26AQI
22nd October 2025
26AQI
26AQI
23rd October 2025
25AQI
25AQI
24th October 2025
17AQI
17AQI
25th October 2025
17AQI
17AQI
26th October 2025
19AQI
19AQI
27th October 2025
19AQI
19AQI
28th October 2025
23AQI
23AQI
29th October 2025
25AQI
25AQI
30th October 2025
27AQI
27AQI
31st October 2025
35AQI
35AQI
1st November 2025
22AQI
22AQI
2nd November 2025
21AQI
21AQI
3rd November 2025
24AQI
24AQI
4th November 2025
26AQI
26AQI
5th November 2025
23AQI
23AQI
6th November 2025
36AQI
36AQI
7th November 2025
47AQI
47AQI
8th November 2025
54AQI
54AQI
9th November 2025
54AQI
54AQI
10th November 2025
45AQI
45AQI
11th November 2025
37AQI
37AQI
12th November 2025
30AQI
30AQI
13th November 2025
37AQI
37AQI
14th November 2025
51AQI
51AQI
15th November 2025
62AQI
62AQI
16th November 2025
50AQI
50AQI
17th November 2025
28AQI
28AQI
18th November 2025
48AQI
48AQI
19th November 2025
35AQI
35AQI
20th November 2025
22AQI
22AQI
21st November 2025
64AQI
64AQI
22nd November 2025
79AQI
79AQI
23rd November 2025
37AQI
37AQI
24th November 2025
31AQI
31AQI
25th November 2025
40AQI
40AQI
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
47AQI
65AQI
61AQI
41AQI
30AQI
29AQI
25AQI
30AQI
22AQI
43AQI
40AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202539AQI
17
14
8
17
3
9
19
3
22
8
30
1
27
3
31
29
2
29
1
22
9
19
6
243
80
6
Highest AQI recorded in
February65AQI
Lowest AQI recorded in
September22AQI
202437AQI
10
6
1
12
27
3
31
28
3
22
7
27
4
18
12
24
7
200
42
Highest AQI recorded in
January47AQI
Lowest AQI recorded in
March25AQI
202339AQI
3
17
5
2
1
23
8
45
14
Highest AQI recorded in
November42AQI
Lowest AQI recorded in
February35AQI
202242AQI
16
12
3
17
4
7
22
2
16
14
23
8
29
1
22
1
1
27
1
23
6
4
185
69
5
Highest AQI recorded in
March73AQI
Lowest AQI recorded in
November23AQI
202147AQI
12
16
13
14
14
14
3
17
12
1
28
3
17
13
22
9
29
2
19
11
25
6
13
17
18
13
227
130
4
Highest AQI recorded in
March59AQI
Lowest AQI recorded in
May33AQI
202040AQI
1
9
12
17
1
26
4
30
1
23
8
23
7
28
3
14
15
1
21
9
191
61
1
Highest AQI recorded in
March58AQI
Lowest AQI recorded in
July27AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2021(Avg.)
47AQILeast Polluted Year Recorded
2024(Avg.)
37AQIHouthalen Helchteren's annual 2025 AQI (39) shows an average percentage change of -3.7% (improved AQI) compared to previous years: 2020 (40), 2021 (47), 2022 (42), 2023 (39), 2024 (37).
