Grande Synthe, Hauts De France, France 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
Grande Synthe, Hauts De France, France
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
30th Nov 2023
105AQILowest AQI recorded on
1st Nov 2021
19AQISame Day Analysis (6th November ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 43 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 6th Nov - 7th Nov 2025
Grande Synthe, Hauts De France, France
AQI
Day
Night
.
8 AM6th Nov 2025
6 PM
7 AM7th Nov 2025
Day time
Avg. Highest Time
7AM7th Nov
56AQI
Avg. Lowest Time
10AM6th Nov
29AQI
Night time
Avg. Highest Time
1AM7th Nov
68AQI
Avg. Lowest Time
6PM6th Nov
53AQI
In the last 24 hours,
Grande Synthe's AQI reached its highest point of 68 at 1 AM during the Night, while the lowest point, 29, was recorded at 10 AM during the Day between 6th Nov and 7th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Grande Synthe, Hauts De France, France
OctNov
08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th
Day
Night
8th Oct 2025538 AMAQI
8th Oct 2025509 AMAQI
8th Oct 20254910 AMAQI
8th Oct 20255511 AMAQI
8th Oct 20255712 PMAQI
8th Oct 2025571 PMAQI
8th Oct 2025622 PMAQI
8th Oct 2025663 PMAQI
8th Oct 2025624 PMAQI
8th Oct 2025585 PMAQI
8th Oct 2025546 PMAQI
8th Oct 2025537 PMAQI
8th Oct 2025538 PMAQI
8th Oct 2025519 PMAQI
8th Oct 20255610 PMAQI
8th Oct 20253911 PMAQI
9th Oct 20254312 AMAQI
9th Oct 2025551 AMAQI
9th Oct 2025612 AMAQI
9th Oct 2025603 AMAQI
9th Oct 2025494 AMAQI
9th Oct 2025475 AMAQI
9th Oct 2025466 AMAQI
9th Oct 2025457 AMAQI
14°C13/16°C
9th Oct 2025458 AMAQI
9th Oct 2025329 AMAQI
9th Oct 20255610 AMAQI
9th Oct 20256211 AMAQI
9th Oct 20255812 PMAQI
9th Oct 2025581 PMAQI
9th Oct 2025562 PMAQI
9th Oct 2025553 PMAQI
9th Oct 2025574 PMAQI
9th Oct 2025555 PMAQI
9th Oct 2025556 PMAQI
9th Oct 2025587 PMAQI
9th Oct 2025578 PMAQI
9th Oct 2025599 PMAQI
9th Oct 20255410 PMAQI
9th Oct 20255611 PMAQI
10th Oct 20256712 AMAQI
10th Oct 2025631 AMAQI
10th Oct 2025612 AMAQI
10th Oct 2025593 AMAQI
10th Oct 2025594 AMAQI
10th Oct 2025585 AMAQI
10th Oct 2025556 AMAQI
10th Oct 2025577 AMAQI
14°C13/15°C
10th Oct 2025568 AMAQI
10th Oct 2025599 AMAQI
10th Oct 20256410 AMAQI
10th Oct 20256311 AMAQI
10th Oct 20256612 PMAQI
10th Oct 2025661 PMAQI
10th Oct 2025672 PMAQI
10th Oct 2025693 PMAQI
10th Oct 2025694 PMAQI
10th Oct 2025725 PMAQI
10th Oct 2025706 PMAQI
10th Oct 2025677 PMAQI
10th Oct 2025668 PMAQI
10th Oct 2025719 PMAQI
10th Oct 20257210 PMAQI
10th Oct 20257811 PMAQI
11th Oct 20257612 AMAQI
11th Oct 2025841 AMAQI
11th Oct 2025862 AMAQI
11th Oct 2025833 AMAQI
11th Oct 2025734 AMAQI
11th Oct 2025835 AMAQI
11th Oct 2025826 AMAQI
11th Oct 2025817 AMAQI
15°C14/16°C
11th Oct 2025808 AMAQI
11th Oct 2025829 AMAQI
11th Oct 20258410 AMAQI
11th Oct 20258511 AMAQI
11th Oct 20258712 PMAQI
11th Oct 2025901 PMAQI
11th Oct 2025892 PMAQI
11th Oct 2025873 PMAQI
11th Oct 2025874 PMAQI
11th Oct 2025875 PMAQI
11th Oct 2025926 PMAQI
11th Oct 2025867 PMAQI
11th Oct 2025818 PMAQI
11th Oct 2025659 PMAQI
11th Oct 20255710 PMAQI
11th Oct 20256011 PMAQI
12th Oct 20256012 AMAQI
12th Oct 2025601 AMAQI
12th Oct 2025552 AMAQI
12th Oct 2025573 AMAQI
12th Oct 2025574 AMAQI
12th Oct 2025615 AMAQI
12th Oct 2025656 AMAQI
12th Oct 2025667 AMAQI
15°C13/16°C
12th Oct 2025658 AMAQI
12th Oct 2025689 AMAQI
12th Oct 20257210 AMAQI
12th Oct 20257211 AMAQI
12th Oct 20256612 PMAQI
12th Oct 2025621 PMAQI
12th Oct 2025682 PMAQI
12th Oct 2025643 PMAQI
12th Oct 2025634 PMAQI
12th Oct 2025565 PMAQI
12th Oct 2025526 PMAQI
12th Oct 2025527 PMAQI
12th Oct 2025508 PMAQI
12th Oct 2025439 PMAQI
12th Oct 20254910 PMAQI
12th Oct 20254611 PMAQI
13th Oct 20254512 AMAQI
13th Oct 2025461 AMAQI
13th Oct 2025432 AMAQI
13th Oct 2025403 AMAQI
13th Oct 2025374 AMAQI
13th Oct 2025265 AMAQI
13th Oct 2025256 AMAQI
13th Oct 2025257 AMAQI
14°C13/16°C
13th Oct 2025238 AMAQI
13th Oct 2025249 AMAQI
13th Oct 20253510 AMAQI
13th Oct 20253111 AMAQI
13th Oct 20252112 PMAQI
13th Oct 2025391 PMAQI
13th Oct 2025402 PMAQI
13th Oct 2025383 PMAQI
13th Oct 2025134 PMAQI
13th Oct 2025125 PMAQI
13th Oct 2025436 PMAQI
13th Oct 2025397 PMAQI
13th Oct 2025448 PMAQI
13th Oct 2025509 PMAQI
13th Oct 20254810 PMAQI
13th Oct 20254811 PMAQI
14th Oct 20255412 AMAQI
14th Oct 2025571 AMAQI
14th Oct 2025562 AMAQI
14th Oct 2025533 AMAQI
14th Oct 2025504 AMAQI
14th Oct 2025525 AMAQI
14th Oct 2025556 AMAQI
14th Oct 2025577 AMAQI
15°C14/16°C
14th Oct 2025578 AMAQI
14th Oct 2025589 AMAQI
14th Oct 20256210 AMAQI
14th Oct 20256111 AMAQI
14th Oct 20256312 PMAQI
14th Oct 2025561 PMAQI
14th Oct 2025542 PMAQI
14th Oct 2025523 PMAQI
14th Oct 2025494 PMAQI
14th Oct 2025455 PMAQI
14th Oct 2025466 PMAQI
14th Oct 2025387 PMAQI
14th Oct 2025298 PMAQI
14th Oct 2025319 PMAQI
14th Oct 20253010 PMAQI
14th Oct 20252911 PMAQI
15th Oct 20252712 AMAQI
15th Oct 2025271 AMAQI
15th Oct 2025282 AMAQI
15th Oct 2025403 AMAQI
15th Oct 2025464 AMAQI
15th Oct 2025405 AMAQI
15th Oct 2025406 AMAQI
15th Oct 2025407 AMAQI
15°C14/15°C
15th Oct 2025398 AMAQI
15th Oct 2025329 AMAQI
15th Oct 20253510 AMAQI
15th Oct 20254111 AMAQI
15th Oct 20253912 PMAQI
15th Oct 2025391 PMAQI
15th Oct 2025382 PMAQI
15th Oct 2025393 PMAQI
15th Oct 2025394 PMAQI
15th Oct 2025355 PMAQI
15th Oct 2025356 PMAQI
15th Oct 2025137 PMAQI
15th Oct 2025178 PMAQI
15th Oct 2025189 PMAQI
15th Oct 20251410 PMAQI
15th Oct 20252111 PMAQI
16th Oct 20253612 AMAQI
16th Oct 2025311 AMAQI
16th Oct 2025372 AMAQI
16th Oct 2025453 AMAQI
16th Oct 2025424 AMAQI
16th Oct 2025455 AMAQI
16th Oct 2025476 AMAQI
16th Oct 2025467 AMAQI
15°C14/16°C
16th Oct 2025448 AMAQI
16th Oct 2025449 AMAQI
16th Oct 20254110 AMAQI
16th Oct 20254111 AMAQI
16th Oct 20254412 PMAQI
16th Oct 2025451 PMAQI
16th Oct 2025422 PMAQI
16th Oct 2025403 PMAQI
16th Oct 2025404 PMAQI
16th Oct 2025405 PMAQI
16th Oct 2025406 PMAQI
16th Oct 2025387 PMAQI
16th Oct 2025428 PMAQI
16th Oct 2025539 PMAQI
16th Oct 20255510 PMAQI
16th Oct 20255511 PMAQI
17th Oct 20255512 AMAQI
17th Oct 2025551 AMAQI
17th Oct 2025552 AMAQI
17th Oct 2025553 AMAQI
17th Oct 2025524 AMAQI
17th Oct 2025515 AMAQI
17th Oct 2025496 AMAQI
17th Oct 2025497 AMAQI
14°C14/16°C
17th Oct 2025508 AMAQI
17th Oct 2025519 AMAQI
17th Oct 20255110 AMAQI
17th Oct 20255211 AMAQI
17th Oct 20255412 PMAQI
17th Oct 2025561 PMAQI
17th Oct 2025562 PMAQI
17th Oct 2025523 PMAQI
17th Oct 2025504 PMAQI
17th Oct 2025325 PMAQI
17th Oct 2025286 PMAQI
17th Oct 2025527 PMAQI
17th Oct 2025578 PMAQI
17th Oct 2025579 PMAQI
17th Oct 20255910 PMAQI
17th Oct 20256311 PMAQI
18th Oct 20256612 AMAQI
18th Oct 2025661 AMAQI
18th Oct 2025672 AMAQI
18th Oct 2025673 AMAQI
18th Oct 2025594 AMAQI
18th Oct 2025655 AMAQI
18th Oct 2025636 AMAQI
18th Oct 2025657 AMAQI
14°C13/14°C
18th Oct 2025668 AMAQI
18th Oct 2025669 AMAQI
18th Oct 20256710 AMAQI
18th Oct 20256911 AMAQI
18th Oct 20257512 PMAQI
18th Oct 2025801 PMAQI
18th Oct 2025782 PMAQI
18th Oct 2025673 PMAQI
18th Oct 2025584 PMAQI
18th Oct 2025505 PMAQI
18th Oct 2025416 PMAQI
18th Oct 2025457 PMAQI
18th Oct 2025498 PMAQI
18th Oct 2025509 PMAQI
18th Oct 20256210 PMAQI
18th Oct 20256211 PMAQI
19th Oct 20255712 AMAQI
19th Oct 2025601 AMAQI
19th Oct 2025612 AMAQI
19th Oct 2025613 AMAQI
19th Oct 2025604 AMAQI
19th Oct 2025595 AMAQI
19th Oct 2025616 AMAQI
19th Oct 2025607 AMAQI
14°C13/15°C
19th Oct 2025588 AMAQI
19th Oct 2025549 AMAQI
19th Oct 20255410 AMAQI
19th Oct 20255511 AMAQI
19th Oct 20255412 PMAQI
19th Oct 2025541 PMAQI
19th Oct 2025572 PMAQI
19th Oct 2025603 PMAQI
19th Oct 2025614 PMAQI
19th Oct 2025645 PMAQI
19th Oct 2025596 PMAQI
19th Oct 2025577 PMAQI
19th Oct 2025578 PMAQI
19th Oct 2025579 PMAQI
19th Oct 20255710 PMAQI
19th Oct 20255711 PMAQI
20th Oct 20255512 AMAQI
20th Oct 2025541 AMAQI
20th Oct 2025532 AMAQI
20th Oct 2025563 AMAQI
20th Oct 2025594 AMAQI
20th Oct 2025605 AMAQI
20th Oct 2025566 AMAQI
20th Oct 2025537 AMAQI
13°C10/17°C
20th Oct 2025598 AMAQI
20th Oct 2025589 AMAQI
20th Oct 20255410 AMAQI
20th Oct 20255411 AMAQI
20th Oct 20255312 PMAQI
20th Oct 2025531 PMAQI
20th Oct 2025542 PMAQI
20th Oct 2025543 PMAQI
20th Oct 2025554 PMAQI
20th Oct 2025475 PMAQI
20th Oct 2025226 PMAQI
20th Oct 2025277 PMAQI
20th Oct 2025248 PMAQI
20th Oct 2025269 PMAQI
20th Oct 20252510 PMAQI
20th Oct 20252511 PMAQI
21st Oct 20253512 AMAQI
21st Oct 2025261 AMAQI
21st Oct 2025302 AMAQI
21st Oct 2025283 AMAQI
21st Oct 2025314 AMAQI
21st Oct 2025265 AMAQI
21st Oct 2025266 AMAQI
21st Oct 2025257 AMAQI
14°C13/16°C
21st Oct 2025248 AMAQI
21st Oct 2025249 AMAQI
21st Oct 20252310 AMAQI
21st Oct 20252211 AMAQI
21st Oct 20251412 PMAQI
21st Oct 2025141 PMAQI
21st Oct 2025152 PMAQI
21st Oct 2025183 PMAQI
21st Oct 2025294 PMAQI
21st Oct 2025325 PMAQI
21st Oct 2025266 PMAQI
21st Oct 2025267 PMAQI
21st Oct 2025228 PMAQI
21st Oct 2025229 PMAQI
21st Oct 20252310 PMAQI
21st Oct 20252111 PMAQI
22nd Oct 20252212 AMAQI
22nd Oct 2025221 AMAQI
22nd Oct 2025272 AMAQI
22nd Oct 2025273 AMAQI
22nd Oct 2025274 AMAQI
22nd Oct 2025305 AMAQI
22nd Oct 2025256 AMAQI
22nd Oct 2025247 AMAQI
14°C13/16°C
22nd Oct 2025268 AMAQI
22nd Oct 2025279 AMAQI
22nd Oct 20252910 AMAQI
22nd Oct 20253011 AMAQI
22nd Oct 20253212 PMAQI
22nd Oct 2025351 PMAQI
22nd Oct 2025342 PMAQI
22nd Oct 2025343 PMAQI
22nd Oct 2025354 PMAQI
22nd Oct 2025355 PMAQI
22nd Oct 2025356 PMAQI
22nd Oct 2025357 PMAQI
22nd Oct 2025368 PMAQI
22nd Oct 2025369 PMAQI
22nd Oct 20253810 PMAQI
22nd Oct 20253711 PMAQI
23rd Oct 20253812 AMAQI
23rd Oct 2025451 AMAQI
23rd Oct 2025472 AMAQI
23rd Oct 2025373 AMAQI
23rd Oct 2025364 AMAQI
23rd Oct 2025345 AMAQI
23rd Oct 2025246 AMAQI
23rd Oct 2025197 AMAQI
13°C12/16°C
23rd Oct 2025188 AMAQI
23rd Oct 2025179 AMAQI
23rd Oct 20252010 AMAQI
23rd Oct 20252011 AMAQI
23rd Oct 20252112 PMAQI
23rd Oct 2025181 PMAQI
23rd Oct 2025202 PMAQI
23rd Oct 2025203 PMAQI
23rd Oct 2025294 PMAQI
23rd Oct 2025395 PMAQI
23rd Oct 2025456 PMAQI
23rd Oct 2025517 PMAQI
23rd Oct 2025568 PMAQI
23rd Oct 2025539 PMAQI
23rd Oct 20254310 PMAQI
23rd Oct 20253711 PMAQI
24th Oct 20253312 AMAQI
24th Oct 2025341 AMAQI
24th Oct 2025322 AMAQI
24th Oct 2025503 AMAQI
24th Oct 2025544 AMAQI
24th Oct 2025535 AMAQI
24th Oct 2025386 AMAQI
24th Oct 2025307 AMAQI
13°C11/14°C
24th Oct 2025308 AMAQI
24th Oct 2025319 AMAQI
24th Oct 20253210 AMAQI
24th Oct 20253611 AMAQI
24th Oct 20253512 PMAQI
24th Oct 2025341 PMAQI
24th Oct 2025372 PMAQI
24th Oct 2025383 PMAQI
24th Oct 2025384 PMAQI
24th Oct 2025345 PMAQI
24th Oct 2025336 PMAQI
24th Oct 2025327 PMAQI
24th Oct 2025298 PMAQI
24th Oct 2025309 PMAQI
24th Oct 20253310 PMAQI
24th Oct 20253511 PMAQI
25th Oct 20253612 AMAQI
25th Oct 2025361 AMAQI
25th Oct 2025342 AMAQI
25th Oct 2025343 AMAQI
25th Oct 2025324 AMAQI
25th Oct 2025285 AMAQI
25th Oct 2025286 AMAQI
25th Oct 2025247 AMAQI
11°C10/13°C
25th Oct 2025248 AMAQI
25th Oct 2025189 AMAQI
25th Oct 20252710 AMAQI
25th Oct 20252811 AMAQI
25th Oct 20252912 PMAQI
25th Oct 2025251 PMAQI
25th Oct 2025362 PMAQI
25th Oct 2025413 PMAQI
25th Oct 2025434 PMAQI
25th Oct 2025385 PMAQI
25th Oct 2025456 PMAQI
25th Oct 2025477 PMAQI
25th Oct 2025308 PMAQI
25th Oct 2025279 PMAQI
25th Oct 20253210 PMAQI
25th Oct 20254311 PMAQI
26th Oct 20254412 AMAQI
26th Oct 2025361 AMAQI
26th Oct 2025402 AMAQI
26th Oct 2025503 AMAQI
26th Oct 2025474 AMAQI
26th Oct 2025445 AMAQI
26th Oct 2025466 AMAQI
26th Oct 2025507 AMAQI
11°C9/12°C
26th Oct 2025548 AMAQI
26th Oct 2025529 AMAQI
26th Oct 20255010 AMAQI
26th Oct 20254611 AMAQI
26th Oct 20254912 PMAQI
26th Oct 2025541 PMAQI
26th Oct 2025502 PMAQI
26th Oct 2025393 PMAQI
26th Oct 2025304 PMAQI
26th Oct 2025285 PMAQI
26th Oct 2025286 PMAQI
26th Oct 2025297 PMAQI
26th Oct 2025288 PMAQI
26th Oct 2025289 PMAQI
26th Oct 20252910 PMAQI
26th Oct 20252811 PMAQI
27th Oct 20252612 AMAQI
27th Oct 2025261 AMAQI
27th Oct 2025262 AMAQI
27th Oct 2025263 AMAQI
27th Oct 2025284 AMAQI
27th Oct 2025305 AMAQI
27th Oct 2025306 AMAQI
27th Oct 2025297 AMAQI
10°C9/11°C
27th Oct 2025298 AMAQI
27th Oct 2025309 AMAQI
27th Oct 20253410 AMAQI
27th Oct 20254211 AMAQI
27th Oct 20254512 PMAQI
27th Oct 2025481 PMAQI
27th Oct 2025502 PMAQI
27th Oct 2025523 PMAQI
27th Oct 2025544 PMAQI
27th Oct 2025585 PMAQI
27th Oct 2025586 PMAQI
27th Oct 2025587 PMAQI
27th Oct 2025588 PMAQI
27th Oct 2025589 PMAQI
27th Oct 20255910 PMAQI
27th Oct 20255711 PMAQI
28th Oct 20255312 AMAQI
28th Oct 2025451 AMAQI
28th Oct 2025372 AMAQI
28th Oct 2025353 AMAQI
28th Oct 2025344 AMAQI
28th Oct 2025355 AMAQI
28th Oct 2025336 AMAQI
28th Oct 2025317 AMAQI
12°C11/13°C
28th Oct 2025288 AMAQI
28th Oct 2025229 AMAQI
28th Oct 20252310 AMAQI
28th Oct 20252411 AMAQI
28th Oct 20252812 PMAQI
28th Oct 2025311 PMAQI
28th Oct 2025302 PMAQI
28th Oct 2025343 PMAQI
28th Oct 2025434 PMAQI
28th Oct 2025455 PMAQI
28th Oct 2025406 PMAQI
28th Oct 2025407 PMAQI
28th Oct 2025408 PMAQI
28th Oct 2025429 PMAQI
28th Oct 20255110 PMAQI
28th Oct 20255511 PMAQI
29th Oct 20255612 AMAQI
29th Oct 2025561 AMAQI
29th Oct 2025552 AMAQI
29th Oct 2025553 AMAQI
29th Oct 2025524 AMAQI
29th Oct 2025495 AMAQI
29th Oct 2025476 AMAQI
29th Oct 2025407 AMAQI
13°C11/15°C
29th Oct 2025288 AMAQI
29th Oct 2025299 AMAQI
29th Oct 20253210 AMAQI
29th Oct 20253411 AMAQI
29th Oct 20253812 PMAQI
29th Oct 2025371 PMAQI
29th Oct 2025342 PMAQI
29th Oct 2025353 PMAQI
29th Oct 2025324 PMAQI
29th Oct 2025335 PMAQI
29th Oct 2025316 PMAQI
29th Oct 2025317 PMAQI
29th Oct 2025348 PMAQI
29th Oct 2025379 PMAQI
29th Oct 20254810 PMAQI
29th Oct 20255111 PMAQI
30th Oct 20255212 AMAQI
30th Oct 2025531 AMAQI
30th Oct 2025472 AMAQI
30th Oct 2025403 AMAQI
30th Oct 2025384 AMAQI
30th Oct 2025475 AMAQI
30th Oct 2025496 AMAQI
30th Oct 2025477 AMAQI
12°C11/14°C
30th Oct 2025358 AMAQI
30th Oct 2025369 AMAQI
30th Oct 20253810 AMAQI
30th Oct 20254411 AMAQI
30th Oct 20254112 PMAQI
30th Oct 2025381 PMAQI
30th Oct 2025382 PMAQI
30th Oct 2025343 PMAQI
30th Oct 2025344 PMAQI
30th Oct 2025345 PMAQI
30th Oct 2025326 PMAQI
30th Oct 2025357 PMAQI
30th Oct 2025438 PMAQI
30th Oct 2025419 PMAQI
30th Oct 20254210 PMAQI
30th Oct 20254311 PMAQI
31st Oct 20254212 AMAQI
31st Oct 2025441 AMAQI
31st Oct 2025392 AMAQI
31st Oct 2025353 AMAQI
31st Oct 2025354 AMAQI
31st Oct 2025345 AMAQI
31st Oct 2025326 AMAQI
31st Oct 2025317 AMAQI
11°C10/14°C
31st Oct 2025298 AMAQI
31st Oct 2025299 AMAQI
31st Oct 20252910 AMAQI
31st Oct 20252711 AMAQI
31st Oct 20252712 PMAQI
31st Oct 2025311 PMAQI
31st Oct 2025342 PMAQI
31st Oct 2025343 PMAQI
31st Oct 2025364 PMAQI
31st Oct 2025345 PMAQI
31st Oct 2025346 PMAQI
31st Oct 2025347 PMAQI
31st Oct 2025348 PMAQI
31st Oct 2025359 PMAQI
31st Oct 20253610 PMAQI
31st Oct 20253811 PMAQI
1st Nov 20254012 AMAQI
1st Nov 2025441 AMAQI
1st Nov 2025372 AMAQI
1st Nov 2025393 AMAQI
1st Nov 2025384 AMAQI
1st Nov 2025345 AMAQI
1st Nov 2025286 AMAQI
1st Nov 2025297 AMAQI
14°C12/15°C
1st Nov 2025308 AMAQI
1st Nov 2025289 AMAQI
1st Nov 20252610 AMAQI
1st Nov 20252811 AMAQI
1st Nov 20252912 PMAQI
1st Nov 2025261 PMAQI
1st Nov 2025212 PMAQI
1st Nov 2025223 PMAQI
1st Nov 2025224 PMAQI
1st Nov 2025255 PMAQI
1st Nov 2025296 PMAQI
1st Nov 2025377 PMAQI
1st Nov 2025408 PMAQI
1st Nov 2025419 PMAQI
1st Nov 20254010 PMAQI
1st Nov 20253411 PMAQI
2nd Nov 20253812 AMAQI
2nd Nov 2025471 AMAQI
2nd Nov 2025432 AMAQI
2nd Nov 2025323 AMAQI
2nd Nov 2025274 AMAQI
2nd Nov 2025235 AMAQI
2nd Nov 2025176 AMAQI
2nd Nov 2025227 AMAQI
13°C12/15°C
2nd Nov 2025258 AMAQI
2nd Nov 2025249 AMAQI
2nd Nov 20252310 AMAQI
2nd Nov 20252211 AMAQI
2nd Nov 20252612 PMAQI
2nd Nov 2025291 PMAQI
2nd Nov 2025282 PMAQI
2nd Nov 2025293 PMAQI
2nd Nov 2025274 PMAQI
2nd Nov 2025275 PMAQI
2nd Nov 2025226 PMAQI
2nd Nov 2025247 PMAQI
2nd Nov 2025298 PMAQI
2nd Nov 2025299 PMAQI
2nd Nov 20254210 PMAQI
2nd Nov 20254711 PMAQI
3rd Nov 20254612 AMAQI
3rd Nov 2025451 AMAQI
3rd Nov 2025522 AMAQI
3rd Nov 2025543 AMAQI
3rd Nov 2025514 AMAQI
3rd Nov 2025445 AMAQI
3rd Nov 2025356 AMAQI
3rd Nov 2025357 AMAQI
11°C10/12°C
3rd Nov 2025348 AMAQI
3rd Nov 2025349 AMAQI
3rd Nov 20253510 AMAQI
3rd Nov 20253611 AMAQI
3rd Nov 20253712 PMAQI
3rd Nov 2025421 PMAQI
3rd Nov 2025452 PMAQI
3rd Nov 2025503 PMAQI
3rd Nov 2025494 PMAQI
3rd Nov 2025485 PMAQI
3rd Nov 2025476 PMAQI
3rd Nov 2025447 PMAQI
3rd Nov 2025408 PMAQI
3rd Nov 2025399 PMAQI
3rd Nov 20253710 PMAQI
3rd Nov 20253311 PMAQI
4th Nov 20253612 AMAQI
4th Nov 2025371 AMAQI
4th Nov 2025342 AMAQI
4th Nov 2025303 AMAQI
4th Nov 2025304 AMAQI
4th Nov 2025295 AMAQI
4th Nov 2025296 AMAQI
4th Nov 2025297 AMAQI
12°C9/14°C
4th Nov 2025318 AMAQI
4th Nov 2025329 AMAQI
4th Nov 20253310 AMAQI
4th Nov 20253211 AMAQI
4th Nov 20253312 PMAQI
4th Nov 2025321 PMAQI
4th Nov 2025352 PMAQI
4th Nov 2025363 PMAQI
4th Nov 2025394 PMAQI
4th Nov 2025365 PMAQI
4th Nov 2025276 PMAQI
4th Nov 2025277 PMAQI
4th Nov 2025298 PMAQI
4th Nov 2025299 PMAQI
4th Nov 20252910 PMAQI
4th Nov 20253011 PMAQI
5th Nov 20253212 AMAQI
5th Nov 2025331 AMAQI
5th Nov 2025282 AMAQI
5th Nov 2025283 AMAQI
5th Nov 2025284 AMAQI
5th Nov 2025285 AMAQI
5th Nov 2025286 AMAQI
5th Nov 2025287 AMAQI
14°C12/15°C
5th Nov 2025288 AMAQI
5th Nov 2025239 AMAQI
5th Nov 20252110 AMAQI
5th Nov 20252811 AMAQI
5th Nov 20252512 PMAQI
5th Nov 2025311 PMAQI
5th Nov 2025342 PMAQI
5th Nov 2025353 PMAQI
5th Nov 2025354 PMAQI
5th Nov 2025345 PMAQI
5th Nov 2025316 PMAQI
5th Nov 2025317 PMAQI
5th Nov 2025348 PMAQI
5th Nov 2025359 PMAQI
5th Nov 20253410 PMAQI
5th Nov 20253811 PMAQI
6th Nov 20254312 AMAQI
6th Nov 2025421 AMAQI
6th Nov 2025382 AMAQI
6th Nov 2025323 AMAQI
6th Nov 2025294 AMAQI
6th Nov 2025315 AMAQI
6th Nov 2025346 AMAQI
6th Nov 2025337 AMAQI
15°C13/18°C
6th Nov 2025348 AMAQI
6th Nov 2025329 AMAQI
6th Nov 20252910 AMAQI
6th Nov 20253411 AMAQI
6th Nov 20253712 PMAQI
6th Nov 2025351 PMAQI
6th Nov 2025372 PMAQI
6th Nov 2025463 PMAQI
6th Nov 2025484 PMAQI
6th Nov 2025545 PMAQI
6th Nov 2025536 PMAQI
6th Nov 2025557 PMAQI
6th Nov 2025618 PMAQI
6th Nov 2025639 PMAQI
6th Nov 20256410 PMAQI
6th Nov 20256411 PMAQI
7th Nov 20256412 AMAQI
7th Nov 2025681 AMAQI
7th Nov 2025672 AMAQI
7th Nov 2025633 AMAQI
7th Nov 2025594 AMAQI
7th Nov 2025595 AMAQI
7th Nov 2025576 AMAQI
7th Nov 2025567 AMAQI
14°C13/16°C
7th Nov 2025558 AMAQI
8 AM7th Nov 2025579 AMAQI
7th Nov 20255910 AMAQI
7th Nov 20255911 AMAQI
7th Nov 20255512 PMAQI
7th Nov 2025571 PMAQI
1 PM7th Nov 2025632 PMAQI
7th Nov 2025623 PMAQI
7th Nov 2025594 PMAQI
7th Nov 2025555 PMAQI
7th Nov 2025546 PMAQI
6 PM7th Nov 2025547 PMAQI
7th Nov 2025538 PMAQI
7th Nov 2025499 PMAQI
1 AM
7 AM
--°C/°C
Day time
Avg. Highest Time
10 AM - 4 PM
44AQI
7 hours / Day
210 hours / Month
Avg. Lowest Time
9 AM
39AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 4 PM (Avg. 44), while the lowest AQI was between 9 AM to 9 AM (Avg. 39).
Night time
Avg. Highest Time
12 AM - 3 AM
46AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
6 AM - 11 PM
43AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 46), while the lowest AQI was between 6 AM to 11 PM (Avg. 43).
2025 Days Vs Air Quality
Grande Synthe, Hauts De France, France
2025
71%
220
26%
80
3%
10
Total number of days with different AQI categories in last 311 days in 2025 (54 days remaining)
Good
220 DaysModerate
80 DaysPoor
10 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 71%
Health Risk Level:
Low
In 2025, 71% of 311 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
Grande Synthe, Hauts De France, France
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
34AQI
34AQI
2nd January 2025
28AQI
28AQI
3rd January 2025
31AQI
31AQI
4th January 2025
51AQI
51AQI
5th January 2025
36AQI
36AQI
6th January 2025
26AQI
26AQI
7th January 2025
26AQI
26AQI
8th January 2025
38AQI
38AQI
9th January 2025
31AQI
31AQI
10th January 2025
63AQI
63AQI
11th January 2025
78AQI
78AQI
12th January 2025
56AQI
56AQI
13th January 2025
88AQI
88AQI
14th January 2025
88AQI
88AQI
15th January 2025
81AQI
81AQI
16th January 2025
75AQI
75AQI
17th January 2025
79AQI
79AQI
18th January 2025
76AQI
76AQI
19th January 2025
82AQI
82AQI
20th January 2025
101AQI
101AQI
21st January 2025
85AQI
85AQI
22nd January 2025
96AQI
96AQI
23rd January 2025
58AQI
58AQI
24th January 2025
42AQI
42AQI
25th January 2025
37AQI
37AQI
26th January 2025
33AQI
33AQI
27th January 2025
30AQI
30AQI
28th January 2025
31AQI
31AQI
29th January 2025
30AQI
30AQI
30th January 2025
31AQI
31AQI
31st January 2025
38AQI
38AQI
1st February 2025
63AQI
63AQI
2nd February 2025
82AQI
82AQI
3rd February 2025
97AQI
97AQI
4th February 2025
73AQI
73AQI
5th February 2025
65AQI
65AQI
6th February 2025
58AQI
58AQI
7th February 2025
56AQI
56AQI
8th February 2025
67AQI
67AQI
9th February 2025
49AQI
49AQI
10th February 2025
117AQI
117AQI
11th February 2025
120AQI
120AQI
12th February 2025
77AQI
77AQI
13th February 2025
79AQI
79AQI
14th February 2025
102AQI
102AQI
15th February 2025
103AQI
103AQI
16th February 2025
78AQI
78AQI
17th February 2025
75AQI
75AQI
18th February 2025
84AQI
84AQI
19th February 2025
89AQI
89AQI
20th February 2025
75AQI
75AQI
21st February 2025
57AQI
57AQI
22nd February 2025
53AQI
53AQI
23rd February 2025
47AQI
47AQI
24th February 2025
31AQI
31AQI
25th February 2025
47AQI
47AQI
26th February 2025
37AQI
37AQI
27th February 2025
29AQI
29AQI
28th February 2025
39AQI
39AQI
1st March 2025
38AQI
38AQI
2nd March 2025
76AQI
76AQI
3rd March 2025
114AQI
114AQI
4th March 2025
127AQI
127AQI
5th March 2025
126AQI
126AQI
6th March 2025
96AQI
96AQI
7th March 2025
58AQI
58AQI
8th March 2025
69AQI
69AQI
9th March 2025
91AQI
91AQI
10th March 2025
139AQI
139AQI
11th March 2025
82AQI
82AQI
12th March 2025
43AQI
43AQI
13th March 2025
30AQI
30AQI
14th March 2025
31AQI
31AQI
15th March 2025
40AQI
40AQI
16th March 2025
44AQI
44AQI
17th March 2025
40AQI
40AQI
18th March 2025
45AQI
45AQI
19th March 2025
78AQI
78AQI
20th March 2025
79AQI
79AQI
21st March 2025
61AQI
61AQI
22nd March 2025
48AQI
48AQI
23rd March 2025
45AQI
45AQI
24th March 2025
92AQI
92AQI
25th March 2025
107AQI
107AQI
26th March 2025
53AQI
53AQI
27th March 2025
66AQI
66AQI
28th March 2025
54AQI
54AQI
29th March 2025
37AQI
37AQI
30th March 2025
41AQI
41AQI
31st March 2025
30AQI
30AQI
1st April 2025
45AQI
45AQI
2nd April 2025
51AQI
51AQI
3rd April 2025
56AQI
56AQI
4th April 2025
71AQI
71AQI
5th April 2025
64AQI
64AQI
6th April 2025
41AQI
41AQI
7th April 2025
37AQI
37AQI
8th April 2025
55AQI
55AQI
9th April 2025
35AQI
35AQI
10th April 2025
28AQI
28AQI
11th April 2025
58AQI
58AQI
12th April 2025
72AQI
72AQI
13th April 2025
46AQI
46AQI
14th April 2025
33AQI
33AQI
15th April 2025
54AQI
54AQI
16th April 2025
21AQI
21AQI
17th April 2025
41AQI
41AQI
18th April 2025
41AQI
41AQI
19th April 2025
47AQI
47AQI
20th April 2025
45AQI
45AQI
21st April 2025
64AQI
64AQI
22nd April 2025
45AQI
45AQI
23rd April 2025
23AQI
23AQI
24th April 2025
58AQI
58AQI
25th April 2025
45AQI
45AQI
26th April 2025
63AQI
63AQI
27th April 2025
51AQI
51AQI
28th April 2025
53AQI
53AQI
29th April 2025
62AQI
62AQI
30th April 2025
62AQI
62AQI
1st May 2025
78AQI
78AQI
2nd May 2025
71AQI
71AQI
3rd May 2025
51AQI
51AQI
4th May 2025
24AQI
24AQI
5th May 2025
27AQI
27AQI
6th May 2025
23AQI
23AQI
7th May 2025
26AQI
26AQI
8th May 2025
37AQI
37AQI
9th May 2025
35AQI
35AQI
10th May 2025
39AQI
39AQI
11th May 2025
34AQI
34AQI
12th May 2025
40AQI
40AQI
13th May 2025
50AQI
50AQI
14th May 2025
55AQI
55AQI
15th May 2025
49AQI
49AQI
16th May 2025
42AQI
42AQI
17th May 2025
40AQI
40AQI
18th May 2025
46AQI
46AQI
19th May 2025
45AQI
45AQI
20th May 2025
35AQI
35AQI
21st May 2025
50AQI
50AQI
22nd May 2025
37AQI
37AQI
23rd May 2025
30AQI
30AQI
24th May 2025
30AQI
30AQI
25th May 2025
27AQI
27AQI
26th May 2025
34AQI
34AQI
27th May 2025
25AQI
25AQI
28th May 2025
29AQI
29AQI
29th May 2025
33AQI
33AQI
30th May 2025
22AQI
22AQI
31st May 2025
34AQI
34AQI
1st June 2025
36AQI
36AQI
2nd June 2025
29AQI
29AQI
3rd June 2025
26AQI
26AQI
4th June 2025
22AQI
22AQI
5th June 2025
20AQI
20AQI
6th June 2025
23AQI
23AQI
7th June 2025
19AQI
19AQI
8th June 2025
21AQI
21AQI
9th June 2025
50AQI
50AQI
10th June 2025
52AQI
52AQI
11th June 2025
43AQI
43AQI
12th June 2025
49AQI
49AQI
13th June 2025
56AQI
56AQI
14th June 2025
50AQI
50AQI
15th June 2025
36AQI
36AQI
16th June 2025
38AQI
38AQI
17th June 2025
38AQI
38AQI
18th June 2025
39AQI
39AQI
19th June 2025
44AQI
44AQI
20th June 2025
44AQI
44AQI
21st June 2025
39AQI
39AQI
22nd June 2025
36AQI
36AQI
23rd June 2025
30AQI
30AQI
24th June 2025
32AQI
32AQI
25th June 2025
27AQI
27AQI
26th June 2025
29AQI
29AQI
27th June 2025
29AQI
29AQI
28th June 2025
20AQI
20AQI
29th June 2025
22AQI
22AQI
30th June 2025
33AQI
33AQI
1st July 2025
48AQI
48AQI
2nd July 2025
50AQI
50AQI
3rd July 2025
32AQI
32AQI
4th July 2025
26AQI
26AQI
5th July 2025
24AQI
24AQI
6th July 2025
19AQI
19AQI
7th July 2025
22AQI
22AQI
8th July 2025
28AQI
28AQI
9th July 2025
31AQI
31AQI
10th July 2025
32AQI
32AQI
11th July 2025
30AQI
30AQI
12th July 2025
25AQI
25AQI
13th July 2025
30AQI
30AQI
14th July 2025
46AQI
46AQI
15th July 2025
37AQI
37AQI
16th July 2025
35AQI
35AQI
17th July 2025
35AQI
35AQI
18th July 2025
38AQI
38AQI
19th July 2025
43AQI
43AQI
20th July 2025
26AQI
26AQI
21st July 2025
21AQI
21AQI
22nd July 2025
22AQI
22AQI
23rd July 2025
26AQI
26AQI
24th July 2025
39AQI
39AQI
25th July 2025
31AQI
31AQI
26th July 2025
46AQI
46AQI
27th July 2025
30AQI
30AQI
28th July 2025
31AQI
31AQI
29th July 2025
40AQI
40AQI
30th July 2025
34AQI
34AQI
31st July 2025
27AQI
27AQI
1st August 2025
22AQI
22AQI
2nd August 2025
21AQI
21AQI
3rd August 2025
23AQI
23AQI
4th August 2025
24AQI
24AQI
5th August 2025
23AQI
23AQI
6th August 2025
26AQI
26AQI
7th August 2025
29AQI
29AQI
8th August 2025
34AQI
34AQI
9th August 2025
35AQI
35AQI
10th August 2025
41AQI
41AQI
11th August 2025
49AQI
49AQI
12th August 2025
50AQI
50AQI
13th August 2025
58AQI
58AQI
14th August 2025
56AQI
56AQI
15th August 2025
38AQI
38AQI
16th August 2025
46AQI
46AQI
17th August 2025
34AQI
34AQI
18th August 2025
27AQI
27AQI
19th August 2025
28AQI
28AQI
20th August 2025
29AQI
29AQI
21st August 2025
25AQI
25AQI
22nd August 2025
20AQI
20AQI
23rd August 2025
22AQI
22AQI
24th August 2025
22AQI
22AQI
25th August 2025
26AQI
26AQI
26th August 2025
32AQI
32AQI
27th August 2025
30AQI
30AQI
28th August 2025
28AQI
28AQI
29th August 2025
23AQI
23AQI
30th August 2025
22AQI
22AQI
31st August 2025
21AQI
21AQI
1st September 2025
23AQI
23AQI
2nd September 2025
19AQI
19AQI
3rd September 2025
18AQI
18AQI
4th September 2025
20AQI
20AQI
5th September 2025
20AQI
20AQI
6th September 2025
20AQI
20AQI
7th September 2025
22AQI
22AQI
8th September 2025
23AQI
23AQI
9th September 2025
21AQI
21AQI
10th September 2025
23AQI
23AQI
11th September 2025
21AQI
21AQI
12th September 2025
20AQI
20AQI
13th September 2025
17AQI
17AQI
14th September 2025
18AQI
18AQI
15th September 2025
28AQI
28AQI
16th September 2025
28AQI
28AQI
17th September 2025
23AQI
23AQI
18th September 2025
18AQI
18AQI
19th September 2025
20AQI
20AQI
20th September 2025
34AQI
34AQI
21st September 2025
23AQI
23AQI
22nd September 2025
22AQI
22AQI
23rd September 2025
18AQI
18AQI
24th September 2025
19AQI
19AQI
25th September 2025
24AQI
24AQI
26th September 2025
40AQI
40AQI
27th September 2025
58AQI
58AQI
28th September 2025
55AQI
55AQI
29th September 2025
49AQI
49AQI
30th September 2025
29AQI
29AQI
1st October 2025
44AQI
44AQI
2nd October 2025
82AQI
82AQI
3rd October 2025
45AQI
45AQI
4th October 2025
47AQI
47AQI
5th October 2025
54AQI
54AQI
6th October 2025
49AQI
49AQI
7th October 2025
51AQI
51AQI
8th October 2025
54AQI
54AQI
9th October 2025
54AQI
54AQI
10th October 2025
65AQI
65AQI
11th October 2025
80AQI
80AQI
12th October 2025
58AQI
58AQI
13th October 2025
36AQI
36AQI
14th October 2025
49AQI
49AQI
15th October 2025
31AQI
31AQI
16th October 2025
42AQI
42AQI
17th October 2025
52AQI
52AQI
18th October 2025
62AQI
62AQI
19th October 2025
58AQI
58AQI
20th October 2025
47AQI
47AQI
21st October 2025
25AQI
25AQI
22nd October 2025
30AQI
30AQI
23rd October 2025
35AQI
35AQI
24th October 2025
35AQI
35AQI
25th October 2025
33AQI
33AQI
26th October 2025
41AQI
41AQI
27th October 2025
41AQI
41AQI
28th October 2025
39AQI
39AQI
29th October 2025
42AQI
42AQI
30th October 2025
42AQI
42AQI
31st October 2025
35AQI
35AQI
1st November 2025
33AQI
33AQI
2nd November 2025
30AQI
30AQI
3rd November 2025
43AQI
43AQI
4th November 2025
31AQI
31AQI
5th November 2025
30AQI
30AQI
6th November 2025
43AQI
43AQI
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
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
54AQI
70AQI
67AQI
49AQI
39AQI
34AQI
32AQI
31AQI
26AQI
47AQI
35AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202545AQI
16
14
1
7
17
4
13
13
5
15
15
27
4
28
2
31
29
2
28
2
20
11
6
220
80
10
Highest AQI recorded in
February70AQI
Lowest AQI recorded in
September26AQI
202440AQI
20
11
26
3
22
9
30
20
11
26
4
30
1
28
3
23
6
1
27
4
17
13
24
7
293
72
1
Highest AQI recorded in
November49AQI
Lowest AQI recorded in
July31AQI
202342AQI
23
7
1
14
9
4
1
27
4
15
15
16
15
18
12
27
2
29
2
21
8
1
28
3
26
2
1
23
8
267
87
7
1
Highest AQI recorded in
February64AQI
Lowest AQI recorded in
August31AQI
202242AQI
20
10
1
19
2
7
17
5
1
17
13
25
5
23
1
24
1
4
27
2
31
24
6
15
15
1
236
72
7
1
Highest AQI recorded in
March75AQI
Lowest AQI recorded in
August27AQI
202140AQI
18
22
6
22
8
1
25
3
28
3
15
7
3
4
27
4
31
15
13
27
4
24
6
24
7
278
61
4
4
Highest AQI recorded in
June69AQI
Lowest AQI recorded in
January26AQI
202027AQI
13
20
1
18
30
31
28
3
28
30
21
9
16
2
235
15
Highest AQI recorded in
November38AQI
Lowest AQI recorded in
July18AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
45AQILeast Polluted Year Recorded
2020(Avg.)
27AQIGrande Synthe's annual 2025 AQI (45) shows an average percentage change of 19.8% (worsened AQI) compared to previous years: 2020 (27), 2021 (40), 2022 (42), 2023 (42), 2024 (40).
