Analyse Historique de la Qualité de l'Air à Halfway, Maryland, United States
Plongez dans des détails sur la qualité de l'air avec des données historiques, des tendances mensuelles et annuelles à portée de main !
Bon
050
Modéré
100
Pauvre
150
Non sain
200
Sévère
300
Dangereux
301+
Analyse de la qualité de l'air de Août
Halfway, Maryland, United States
2021
2022
2023
2024
2025
AQI
.
Jours
Tendances AQI : Le plus élevé et le plus bas
AQI le plus élevé enregistré le
5th Aug 2025
63AQIAQI le plus bas enregistré le
8th Aug 2024
13AQIAnalyse du même jour (5th August ):
Ce jour-là, l'AQI au cours des 5 années a varié de manière significative : 2025 se classe 1st le plus élevé AQI à 63 de Modéré qualité de l'air le même jour.
Télécharger les données annuelles 2024
Rapport mondial sur la qualité de l'air
Tendance AQI Jour & Nuit : 5th Aug - 6th Aug 2025
Halfway, Maryland, United States
AQI
Jour
Nuit
.
6 AM5th Aug 2025
8 PM
5 AM6th Aug 2025
Heure du jour
Heure moyenne la plus haute
4PM5th Aug
72AQI
Heure moyenne la plus basse
6AM5th Aug
59AQI
Heure de la nuit
Heure moyenne la plus haute
10PM5th Aug
72AQI
Heure moyenne la plus basse
5AM6th Aug
68AQI
Au cours des 24 dernières heures,
L'AQI de Halfway a atteint son point le plus élevé de 72 à 4 PM pendant le Jour, tandis que le point le plus bas, 59, a été enregistré à 6 AM pendant le Jour entre 5th Aug et 6th Aug 2025.
Tendance AQI Jour & Nuit : Jul - Aug 2025
Halfway, Maryland, United States
JulAug
07th - 08th08th - 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
Jour
Nuit
7th Jul 2025286 AMAQI
7th Jul 2025307 AMAQI
7th Jul 2025348 AMAQI
7th Jul 2025349 AMAQI
7th Jul 20253410 AMAQI
7th Jul 20253411 AMAQI
7th Jul 20253412 PMAQI
7th Jul 2025381 PMAQI
7th Jul 2025382 PMAQI
7th Jul 2025383 PMAQI
7th Jul 2025384 PMAQI
7th Jul 2025425 PMAQI
7th Jul 2025426 PMAQI
7th Jul 2025387 PMAQI
7th Jul 2025358 PMAQI
7th Jul 2025379 PMAQI
7th Jul 20253710 PMAQI
7th Jul 20253611 PMAQI
8th Jul 20253712 AMAQI
8th Jul 2025341 AMAQI
8th Jul 2025302 AMAQI
8th Jul 2025313 AMAQI
8th Jul 2025334 AMAQI
8th Jul 2025345 AMAQI
27°C21/34°C
8th Jul 2025336 AMAQI
8th Jul 2025377 AMAQI
8th Jul 2025388 AMAQI
8th Jul 2025409 AMAQI
8th Jul 20254110 AMAQI
8th Jul 20253911 AMAQI
8th Jul 20254112 PMAQI
8th Jul 2025411 PMAQI
8th Jul 2025432 PMAQI
8th Jul 2025463 PMAQI
8th Jul 2025434 PMAQI
8th Jul 2025435 PMAQI
8th Jul 2025366 PMAQI
8th Jul 2025357 PMAQI
8th Jul 2025378 PMAQI
8th Jul 2025339 PMAQI
8th Jul 20253210 PMAQI
8th Jul 20253211 PMAQI
9th Jul 20253012 AMAQI
9th Jul 2025251 AMAQI
9th Jul 2025262 AMAQI
9th Jul 2025343 AMAQI
9th Jul 2025334 AMAQI
9th Jul 2025325 AMAQI
27°C20/34°C
9th Jul 2025266 AMAQI
9th Jul 2025287 AMAQI
9th Jul 2025308 AMAQI
9th Jul 2025319 AMAQI
9th Jul 20253610 AMAQI
9th Jul 20253311 AMAQI
9th Jul 20253412 PMAQI
9th Jul 2025331 PMAQI
9th Jul 2025342 PMAQI
9th Jul 2025343 PMAQI
9th Jul 2025384 PMAQI
9th Jul 2025405 PMAQI
9th Jul 2025446 PMAQI
9th Jul 2025347 PMAQI
9th Jul 2025358 PMAQI
9th Jul 2025399 PMAQI
9th Jul 20253810 PMAQI
9th Jul 20253811 PMAQI
10th Jul 20254012 AMAQI
10th Jul 2025431 AMAQI
10th Jul 2025402 AMAQI
10th Jul 2025383 AMAQI
10th Jul 2025394 AMAQI
10th Jul 2025405 AMAQI
25°C19/32°C
10th Jul 2025366 AMAQI
10th Jul 2025367 AMAQI
10th Jul 2025348 AMAQI
10th Jul 2025369 AMAQI
10th Jul 20253710 AMAQI
10th Jul 20254011 AMAQI
10th Jul 20253612 PMAQI
10th Jul 2025361 PMAQI
10th Jul 2025392 PMAQI
10th Jul 2025393 PMAQI
10th Jul 2025364 PMAQI
10th Jul 2025375 PMAQI
10th Jul 2025366 PMAQI
10th Jul 2025367 PMAQI
10th Jul 2025388 PMAQI
10th Jul 2025379 PMAQI
10th Jul 20253710 PMAQI
10th Jul 20253911 PMAQI
11th Jul 20254012 AMAQI
11th Jul 2025421 AMAQI
11th Jul 2025492 AMAQI
11th Jul 2025443 AMAQI
11th Jul 2025394 AMAQI
11th Jul 2025415 AMAQI
24°C19/29°C
11th Jul 2025356 AMAQI
11th Jul 2025397 AMAQI
11th Jul 2025468 AMAQI
11th Jul 2025419 AMAQI
11th Jul 20253610 AMAQI
11th Jul 20253811 AMAQI
11th Jul 20253912 PMAQI
11th Jul 2025411 PMAQI
11th Jul 2025422 PMAQI
11th Jul 2025443 PMAQI
11th Jul 2025444 PMAQI
11th Jul 2025445 PMAQI
11th Jul 2025446 PMAQI
11th Jul 2025437 PMAQI
11th Jul 2025428 PMAQI
11th Jul 2025449 PMAQI
11th Jul 20254410 PMAQI
11th Jul 20254611 PMAQI
12th Jul 20254612 AMAQI
12th Jul 2025481 AMAQI
12th Jul 2025522 AMAQI
12th Jul 2025513 AMAQI
12th Jul 2025444 AMAQI
12th Jul 2025415 AMAQI
25°C19/31°C
12th Jul 2025446 AMAQI
12th Jul 2025467 AMAQI
12th Jul 2025428 AMAQI
12th Jul 2025409 AMAQI
12th Jul 20253910 AMAQI
12th Jul 20254111 AMAQI
12th Jul 20254412 PMAQI
12th Jul 2025421 PMAQI
12th Jul 2025422 PMAQI
12th Jul 2025433 PMAQI
12th Jul 2025424 PMAQI
12th Jul 2025465 PMAQI
12th Jul 2025426 PMAQI
12th Jul 2025447 PMAQI
12th Jul 2025428 PMAQI
12th Jul 2025389 PMAQI
12th Jul 20253810 PMAQI
12th Jul 20253611 PMAQI
13th Jul 20253612 AMAQI
13th Jul 2025301 AMAQI
13th Jul 2025262 AMAQI
13th Jul 2025263 AMAQI
13th Jul 2025294 AMAQI
13th Jul 2025255 AMAQI
27°C21/32°C
13th Jul 2025256 AMAQI
13th Jul 2025297 AMAQI
13th Jul 2025328 AMAQI
13th Jul 2025319 AMAQI
13th Jul 20252910 AMAQI
13th Jul 20252611 AMAQI
13th Jul 20252512 PMAQI
13th Jul 2025291 PMAQI
13th Jul 2025302 PMAQI
13th Jul 2025313 PMAQI
13th Jul 2025304 PMAQI
13th Jul 2025305 PMAQI
13th Jul 2025306 PMAQI
13th Jul 2025307 PMAQI
13th Jul 2025318 PMAQI
13th Jul 2025329 PMAQI
13th Jul 20253010 PMAQI
13th Jul 20252911 PMAQI
14th Jul 20252812 AMAQI
14th Jul 2025231 AMAQI
14th Jul 2025212 AMAQI
14th Jul 2025183 AMAQI
14th Jul 2025184 AMAQI
14th Jul 2025225 AMAQI
26°C21/33°C
14th Jul 2025226 AMAQI
14th Jul 2025237 AMAQI
14th Jul 2025228 AMAQI
14th Jul 2025199 AMAQI
14th Jul 20252310 AMAQI
14th Jul 20252611 AMAQI
14th Jul 20252412 PMAQI
14th Jul 2025221 PMAQI
14th Jul 2025242 PMAQI
14th Jul 2025243 PMAQI
14th Jul 2025264 PMAQI
14th Jul 2025275 PMAQI
14th Jul 2025266 PMAQI
14th Jul 2025257 PMAQI
14th Jul 2025238 PMAQI
14th Jul 2025199 PMAQI
14th Jul 20252310 PMAQI
14th Jul 20252611 PMAQI
15th Jul 20252412 AMAQI
15th Jul 2025201 AMAQI
15th Jul 2025242 AMAQI
15th Jul 2025243 AMAQI
15th Jul 2025244 AMAQI
15th Jul 2025245 AMAQI
24°C22/29°C
15th Jul 2025246 AMAQI
15th Jul 2025357 AMAQI
15th Jul 2025328 AMAQI
15th Jul 2025289 AMAQI
15th Jul 20252610 AMAQI
15th Jul 20252511 AMAQI
15th Jul 20252512 PMAQI
15th Jul 2025271 PMAQI
15th Jul 2025262 PMAQI
15th Jul 2025283 PMAQI
15th Jul 2025274 PMAQI
15th Jul 2025265 PMAQI
15th Jul 2025246 PMAQI
15th Jul 2025267 PMAQI
15th Jul 2025258 PMAQI
15th Jul 2025259 PMAQI
15th Jul 20252710 PMAQI
15th Jul 20252611 PMAQI
16th Jul 20252712 AMAQI
16th Jul 2025261 AMAQI
16th Jul 2025262 AMAQI
16th Jul 2025293 AMAQI
16th Jul 2025294 AMAQI
16th Jul 2025295 AMAQI
26°C21/32°C
16th Jul 2025266 AMAQI
16th Jul 2025237 AMAQI
16th Jul 2025228 AMAQI
16th Jul 2025219 AMAQI
16th Jul 20252210 AMAQI
16th Jul 20252211 AMAQI
16th Jul 20252212 PMAQI
16th Jul 2025201 PMAQI
16th Jul 2025212 PMAQI
16th Jul 2025243 PMAQI
16th Jul 2025314 PMAQI
16th Jul 2025345 PMAQI
16th Jul 2025326 PMAQI
16th Jul 2025267 PMAQI
16th Jul 2025278 PMAQI
16th Jul 2025239 PMAQI
16th Jul 20252210 PMAQI
16th Jul 20252211 PMAQI
17th Jul 20252412 AMAQI
17th Jul 2025201 AMAQI
17th Jul 2025222 AMAQI
17th Jul 2025193 AMAQI
17th Jul 2025164 AMAQI
17th Jul 2025165 AMAQI
24°C21/30°C
17th Jul 2025166 AMAQI
17th Jul 2025187 AMAQI
17th Jul 2025208 AMAQI
17th Jul 2025189 AMAQI
17th Jul 20251910 AMAQI
17th Jul 20252011 AMAQI
17th Jul 20252112 PMAQI
17th Jul 2025221 PMAQI
17th Jul 2025222 PMAQI
17th Jul 2025203 PMAQI
17th Jul 2025204 PMAQI
17th Jul 2025255 PMAQI
17th Jul 2025246 PMAQI
17th Jul 2025227 PMAQI
17th Jul 2025238 PMAQI
17th Jul 2025289 PMAQI
17th Jul 20252810 PMAQI
17th Jul 20252711 PMAQI
18th Jul 20252612 AMAQI
18th Jul 2025261 AMAQI
18th Jul 2025252 AMAQI
18th Jul 2025253 AMAQI
18th Jul 2025294 AMAQI
18th Jul 2025255 AMAQI
27°C21/35°C
18th Jul 2025206 AMAQI
18th Jul 2025237 AMAQI
18th Jul 2025218 AMAQI
18th Jul 2025209 AMAQI
18th Jul 20252010 AMAQI
18th Jul 20252011 AMAQI
18th Jul 20252012 PMAQI
18th Jul 2025221 PMAQI
18th Jul 2025232 PMAQI
18th Jul 2025273 PMAQI
18th Jul 2025274 PMAQI
18th Jul 2025265 PMAQI
18th Jul 2025316 PMAQI
18th Jul 2025287 PMAQI
18th Jul 2025308 PMAQI
18th Jul 2025329 PMAQI
18th Jul 20253110 PMAQI
18th Jul 20253011 PMAQI
19th Jul 20252712 AMAQI
19th Jul 2025241 AMAQI
19th Jul 2025312 AMAQI
19th Jul 2025303 AMAQI
19th Jul 2025284 AMAQI
19th Jul 2025285 AMAQI
25°C22/31°C
19th Jul 2025266 AMAQI
19th Jul 2025267 AMAQI
19th Jul 2025268 AMAQI
19th Jul 2025309 AMAQI
19th Jul 20253510 AMAQI
19th Jul 20253811 AMAQI
19th Jul 20253712 PMAQI
19th Jul 2025301 PMAQI
19th Jul 2025272 PMAQI
19th Jul 2025283 PMAQI
19th Jul 2025284 PMAQI
19th Jul 2025315 PMAQI
19th Jul 2025296 PMAQI
19th Jul 2025287 PMAQI
19th Jul 2025308 PMAQI
19th Jul 2025299 PMAQI
19th Jul 20252810 PMAQI
19th Jul 20253211 PMAQI
20th Jul 20253112 AMAQI
20th Jul 2025321 AMAQI
20th Jul 2025312 AMAQI
20th Jul 2025263 AMAQI
20th Jul 2025314 AMAQI
20th Jul 2025335 AMAQI
25°C22/29°C
20th Jul 2025286 AMAQI
20th Jul 2025307 AMAQI
20th Jul 2025338 AMAQI
20th Jul 2025409 AMAQI
20th Jul 20253710 AMAQI
20th Jul 20252911 AMAQI
20th Jul 20252712 PMAQI
20th Jul 2025271 PMAQI
20th Jul 2025292 PMAQI
20th Jul 2025273 PMAQI
20th Jul 2025244 PMAQI
20th Jul 2025255 PMAQI
20th Jul 2025236 PMAQI
20th Jul 2025287 PMAQI
20th Jul 2025298 PMAQI
20th Jul 2025249 PMAQI
20th Jul 20252610 PMAQI
20th Jul 20252611 PMAQI
21st Jul 20252612 AMAQI
21st Jul 2025241 AMAQI
21st Jul 2025222 AMAQI
21st Jul 2025203 AMAQI
21st Jul 2025194 AMAQI
21st Jul 2025215 AMAQI
26°C22/33°C
21st Jul 2025236 AMAQI
21st Jul 2025257 AMAQI
21st Jul 2025288 AMAQI
21st Jul 2025279 AMAQI
21st Jul 20252510 AMAQI
21st Jul 20252511 AMAQI
21st Jul 20252612 PMAQI
21st Jul 2025301 PMAQI
21st Jul 2025302 PMAQI
21st Jul 2025293 PMAQI
21st Jul 2025314 PMAQI
21st Jul 2025305 PMAQI
21st Jul 2025336 PMAQI
21st Jul 2025287 PMAQI
21st Jul 2025318 PMAQI
21st Jul 2025419 PMAQI
21st Jul 20254110 PMAQI
21st Jul 20254311 PMAQI
22nd Jul 20254412 AMAQI
22nd Jul 2025521 AMAQI
22nd Jul 2025532 AMAQI
22nd Jul 2025533 AMAQI
22nd Jul 2025564 AMAQI
22nd Jul 2025565 AMAQI
24°C17/28°C
22nd Jul 2025586 AMAQI
22nd Jul 2025587 AMAQI
22nd Jul 2025578 AMAQI
22nd Jul 2025539 AMAQI
22nd Jul 20254910 AMAQI
22nd Jul 20254611 AMAQI
22nd Jul 20254512 PMAQI
22nd Jul 2025561 PMAQI
22nd Jul 2025542 PMAQI
22nd Jul 2025573 PMAQI
22nd Jul 2025544 PMAQI
22nd Jul 2025525 PMAQI
22nd Jul 2025526 PMAQI
22nd Jul 2025537 PMAQI
22nd Jul 2025538 PMAQI
22nd Jul 2025549 PMAQI
22nd Jul 20255610 PMAQI
22nd Jul 20255611 PMAQI
23rd Jul 20255612 AMAQI
23rd Jul 2025581 AMAQI
23rd Jul 2025562 AMAQI
23rd Jul 2025523 AMAQI
23rd Jul 2025544 AMAQI
23rd Jul 2025515 AMAQI
22°C15/29°C
23rd Jul 2025566 AMAQI
23rd Jul 2025577 AMAQI
23rd Jul 2025548 AMAQI
23rd Jul 2025549 AMAQI
23rd Jul 20255210 AMAQI
23rd Jul 20255211 AMAQI
23rd Jul 20255212 PMAQI
23rd Jul 2025521 PMAQI
23rd Jul 2025542 PMAQI
23rd Jul 2025543 PMAQI
23rd Jul 2025544 PMAQI
23rd Jul 2025545 PMAQI
23rd Jul 2025546 PMAQI
23rd Jul 2025557 PMAQI
23rd Jul 2025558 PMAQI
23rd Jul 2025569 PMAQI
23rd Jul 20255610 PMAQI
23rd Jul 20255611 PMAQI
24th Jul 20255512 AMAQI
24th Jul 2025551 AMAQI
24th Jul 2025532 AMAQI
24th Jul 2025483 AMAQI
24th Jul 2025434 AMAQI
24th Jul 2025385 AMAQI
24°C21/28°C
24th Jul 2025466 AMAQI
24th Jul 2025457 AMAQI
24th Jul 2025448 AMAQI
24th Jul 2025459 AMAQI
24th Jul 20254810 AMAQI
24th Jul 20254811 AMAQI
24th Jul 20254612 PMAQI
24th Jul 2025481 PMAQI
24th Jul 2025522 PMAQI
24th Jul 2025503 PMAQI
24th Jul 2025504 PMAQI
24th Jul 2025465 PMAQI
24th Jul 2025486 PMAQI
24th Jul 2025507 PMAQI
24th Jul 2025498 PMAQI
24th Jul 2025509 PMAQI
24th Jul 20254810 PMAQI
24th Jul 20254811 PMAQI
25th Jul 20254612 AMAQI
25th Jul 2025451 AMAQI
25th Jul 2025502 AMAQI
25th Jul 2025513 AMAQI
25th Jul 2025504 AMAQI
25th Jul 2025465 AMAQI
26°C20/33°C
25th Jul 2025476 AMAQI
25th Jul 2025497 AMAQI
25th Jul 2025508 AMAQI
25th Jul 2025529 AMAQI
25th Jul 20255110 AMAQI
25th Jul 20254711 AMAQI
25th Jul 20254812 PMAQI
25th Jul 2025471 PMAQI
25th Jul 2025522 PMAQI
25th Jul 2025523 PMAQI
25th Jul 2025524 PMAQI
25th Jul 2025525 PMAQI
25th Jul 2025536 PMAQI
25th Jul 2025527 PMAQI
25th Jul 2025528 PMAQI
25th Jul 2025499 PMAQI
25th Jul 20254910 PMAQI
25th Jul 20254811 PMAQI
26th Jul 20254712 AMAQI
26th Jul 2025411 AMAQI
26th Jul 2025342 AMAQI
26th Jul 2025283 AMAQI
26th Jul 2025324 AMAQI
26th Jul 2025335 AMAQI
27°C20/34°C
26th Jul 2025376 AMAQI
26th Jul 2025357 AMAQI
26th Jul 2025348 AMAQI
26th Jul 2025409 AMAQI
26th Jul 20254110 AMAQI
26th Jul 20253811 AMAQI
26th Jul 20253412 PMAQI
26th Jul 2025311 PMAQI
26th Jul 2025332 PMAQI
26th Jul 2025343 PMAQI
26th Jul 2025364 PMAQI
26th Jul 2025385 PMAQI
26th Jul 2025406 PMAQI
26th Jul 2025407 PMAQI
26th Jul 2025408 PMAQI
26th Jul 2025429 PMAQI
26th Jul 20254210 PMAQI
26th Jul 20254011 PMAQI
27th Jul 20253812 AMAQI
27th Jul 2025391 AMAQI
27th Jul 2025402 AMAQI
27th Jul 2025343 AMAQI
27th Jul 2025394 AMAQI
27th Jul 2025395 AMAQI
27°C21/35°C
27th Jul 2025356 AMAQI
27th Jul 2025397 AMAQI
27th Jul 2025348 AMAQI
27th Jul 2025319 AMAQI
27th Jul 20253710 AMAQI
27th Jul 20253511 AMAQI
27th Jul 20253812 PMAQI
27th Jul 2025361 PMAQI
27th Jul 2025342 PMAQI
27th Jul 2025383 PMAQI
27th Jul 2025404 PMAQI
27th Jul 2025405 PMAQI
27th Jul 2025376 PMAQI
27th Jul 2025377 PMAQI
27th Jul 2025378 PMAQI
27th Jul 2025339 PMAQI
27th Jul 20253210 PMAQI
27th Jul 20253611 PMAQI
28th Jul 20253112 AMAQI
28th Jul 2025211 AMAQI
28th Jul 2025192 AMAQI
28th Jul 2025203 AMAQI
28th Jul 2025194 AMAQI
28th Jul 2025195 AMAQI
25°C22/30°C
28th Jul 2025206 AMAQI
28th Jul 2025207 AMAQI
28th Jul 2025228 AMAQI
28th Jul 2025279 AMAQI
28th Jul 20252610 AMAQI
28th Jul 20252611 AMAQI
28th Jul 20252612 PMAQI
28th Jul 2025281 PMAQI
28th Jul 2025322 PMAQI
28th Jul 2025333 PMAQI
28th Jul 2025334 PMAQI
28th Jul 2025325 PMAQI
28th Jul 2025306 PMAQI
28th Jul 2025267 PMAQI
28th Jul 2025268 PMAQI
28th Jul 2025359 PMAQI
28th Jul 20253510 PMAQI
28th Jul 20253611 PMAQI
29th Jul 20253712 AMAQI
29th Jul 2025441 AMAQI
29th Jul 2025432 AMAQI
29th Jul 2025403 AMAQI
29th Jul 2025374 AMAQI
29th Jul 2025425 AMAQI
27°C20/33°C
29th Jul 2025426 AMAQI
29th Jul 2025377 AMAQI
29th Jul 2025368 AMAQI
29th Jul 2025329 AMAQI
29th Jul 20253410 AMAQI
29th Jul 20254711 AMAQI
29th Jul 20254412 PMAQI
29th Jul 2025441 PMAQI
29th Jul 2025452 PMAQI
29th Jul 2025463 PMAQI
29th Jul 2025464 PMAQI
29th Jul 2025475 PMAQI
29th Jul 2025466 PMAQI
29th Jul 2025467 PMAQI
29th Jul 2025448 PMAQI
29th Jul 2025449 PMAQI
29th Jul 20254610 PMAQI
29th Jul 20254511 PMAQI
30th Jul 20254412 AMAQI
30th Jul 2025451 AMAQI
30th Jul 2025422 AMAQI
30th Jul 2025413 AMAQI
30th Jul 2025414 AMAQI
30th Jul 2025465 AMAQI
28°C20/36°C
30th Jul 2025426 AMAQI
30th Jul 2025407 AMAQI
30th Jul 2025388 AMAQI
30th Jul 2025379 AMAQI
30th Jul 20253610 AMAQI
30th Jul 20253511 AMAQI
30th Jul 20253912 PMAQI
30th Jul 2025441 PMAQI
30th Jul 2025462 PMAQI
30th Jul 2025463 PMAQI
30th Jul 2025464 PMAQI
30th Jul 2025465 PMAQI
30th Jul 2025466 PMAQI
30th Jul 2025467 PMAQI
30th Jul 2025468 PMAQI
30th Jul 2025499 PMAQI
30th Jul 20255010 PMAQI
30th Jul 20255011 PMAQI
31st Jul 20254512 AMAQI
31st Jul 2025411 AMAQI
31st Jul 2025402 AMAQI
31st Jul 2025323 AMAQI
31st Jul 2025304 AMAQI
31st Jul 2025285 AMAQI
28°C22/35°C
31st Jul 2025366 AMAQI
31st Jul 2025507 AMAQI
31st Jul 2025508 AMAQI
31st Jul 2025529 AMAQI
31st Jul 20255210 AMAQI
31st Jul 20255011 AMAQI
31st Jul 20254812 PMAQI
31st Jul 2025511 PMAQI
31st Jul 2025502 PMAQI
31st Jul 2025443 PMAQI
31st Jul 2025444 PMAQI
31st Jul 2025485 PMAQI
31st Jul 2025516 PMAQI
31st Jul 2025447 PMAQI
31st Jul 2025458 PMAQI
31st Jul 2025489 PMAQI
31st Jul 20255010 PMAQI
31st Jul 20255211 PMAQI
1st Aug 20255212 AMAQI
1st Aug 2025501 AMAQI
1st Aug 2025432 AMAQI
1st Aug 2025343 AMAQI
1st Aug 2025344 AMAQI
1st Aug 2025445 AMAQI
25°C18/31°C
1st Aug 2025466 AMAQI
1st Aug 2025447 AMAQI
1st Aug 2025448 AMAQI
1st Aug 2025479 AMAQI
1st Aug 20254310 AMAQI
1st Aug 20254411 AMAQI
1st Aug 20254012 PMAQI
1st Aug 2025401 PMAQI
1st Aug 2025342 PMAQI
1st Aug 2025313 PMAQI
1st Aug 2025304 PMAQI
1st Aug 2025295 PMAQI
1st Aug 2025326 PMAQI
1st Aug 2025427 PMAQI
1st Aug 2025338 PMAQI
1st Aug 2025289 PMAQI
1st Aug 20252810 PMAQI
1st Aug 20252711 PMAQI
2nd Aug 20252612 AMAQI
2nd Aug 2025291 AMAQI
2nd Aug 2025272 AMAQI
2nd Aug 2025303 AMAQI
2nd Aug 2025334 AMAQI
2nd Aug 2025355 AMAQI
19°C17/21°C
2nd Aug 2025416 AMAQI
2nd Aug 2025377 AMAQI
2nd Aug 2025298 AMAQI
2nd Aug 2025299 AMAQI
2nd Aug 20252910 AMAQI
2nd Aug 20252911 AMAQI
2nd Aug 20253012 PMAQI
2nd Aug 2025301 PMAQI
2nd Aug 2025302 PMAQI
2nd Aug 2025283 PMAQI
2nd Aug 2025284 PMAQI
2nd Aug 2025285 PMAQI
2nd Aug 2025296 PMAQI
2nd Aug 2025267 PMAQI
2nd Aug 2025308 PMAQI
2nd Aug 2025339 PMAQI
2nd Aug 20253610 PMAQI
2nd Aug 20254011 PMAQI
3rd Aug 20254012 AMAQI
3rd Aug 2025381 AMAQI
3rd Aug 2025382 AMAQI
3rd Aug 2025403 AMAQI
3rd Aug 2025394 AMAQI
3rd Aug 2025385 AMAQI
19°C12/25°C
3rd Aug 2025356 AMAQI
3rd Aug 2025377 AMAQI
3rd Aug 2025368 AMAQI
3rd Aug 2025359 AMAQI
3rd Aug 20253610 AMAQI
3rd Aug 20253611 AMAQI
3rd Aug 20253912 PMAQI
3rd Aug 2025351 PMAQI
3rd Aug 2025362 PMAQI
3rd Aug 2025333 PMAQI
3rd Aug 2025354 PMAQI
3rd Aug 2025385 PMAQI
3rd Aug 2025406 PMAQI
3rd Aug 2025377 PMAQI
3rd Aug 2025388 PMAQI
3rd Aug 2025379 PMAQI
3rd Aug 20253610 PMAQI
3rd Aug 20253811 PMAQI
4th Aug 20253812 AMAQI
4th Aug 2025391 AMAQI
4th Aug 2025352 AMAQI
4th Aug 2025383 AMAQI
4th Aug 2025404 AMAQI
4th Aug 2025405 AMAQI
19°C9/28°C
4th Aug 2025446 AMAQI
4th Aug 2025417 AMAQI
4th Aug 2025438 AMAQI
4th Aug 2025449 AMAQI
4th Aug 20254810 AMAQI
4th Aug 20254711 AMAQI
4th Aug 20254912 PMAQI
4th Aug 2025531 PMAQI
4th Aug 2025532 PMAQI
4th Aug 2025573 PMAQI
4th Aug 2025584 PMAQI
4th Aug 2025615 PMAQI
4th Aug 2025596 PMAQI
4th Aug 2025507 PMAQI
4th Aug 2025568 PMAQI
4th Aug 2025639 PMAQI
4th Aug 20256010 PMAQI
4th Aug 20256211 PMAQI
5th Aug 20256212 AMAQI
5th Aug 2025621 AMAQI
5th Aug 2025602 AMAQI
5th Aug 2025613 AMAQI
5th Aug 2025634 AMAQI
5th Aug 2025615 AMAQI
21°C11/30°C
5th Aug 2025596 AMAQI
5th Aug 2025627 AMAQI
5th Aug 2025638 AMAQI
5th Aug 2025639 AMAQI
5th Aug 20256610 AMAQI
5th Aug 20256711 AMAQI
5th Aug 20256612 PMAQI
5th Aug 2025651 PMAQI
5th Aug 2025682 PMAQI
5th Aug 2025683 PMAQI
5th Aug 2025724 PMAQI
5th Aug 2025725 PMAQI
5th Aug 2025706 PMAQI
5th Aug 2025647 PMAQI
5th Aug 2025678 PMAQI
5th Aug 2025699 PMAQI
5th Aug 20257210 PMAQI
5th Aug 20257211 PMAQI
6th Aug 20257012 AMAQI
6th Aug 2025711 AMAQI
6th Aug 2025712 AMAQI
6th Aug 2025713 AMAQI
6th Aug 2025704 AMAQI
6th Aug 2025685 AMAQI
21°C14/26°C
6th Aug 2025686 AMAQI
6 AM6th Aug 2025707 AMAQI
6th Aug 2025728 AMAQI
6th Aug 2025679 AMAQI
6th Aug 20256910 AMAQI
1 PM
8 PM
1 AM
5 AM
--°C/°C
Heure du jour
Heure moyenne la plus haute
7 AM - 8 PM
38AQI
14 heures / Jour
420 heures / Mois
Heure moyenne la plus basse
6 AM
36AQI
1 heures / Jour
30 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 7 AM à 8 PM (Moyenne 38), tandis que l'AQI le plus bas était entre 6 AM à 6 AM (Moyenne 36).
Heure de la nuit
Heure moyenne la plus haute
9 PM - 11 PM
39AQI
3 heures / Jour
90 heures / Mois
Heure moyenne la plus basse
12 AM - 5 AM
37AQI
6 heures / Jour
180 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 9 PM à 11 PM (Moyenne 39), tandis que l'AQI le plus bas était entre 12 AM à 5 AM (Moyenne 37).
Jours de 2025 Vs Qualité de l'Air
Halfway, Maryland, United States
2025
90%
195
10%
22
Nombre total de jours avec différentes catégories AQI au cours des 218 derniers jours de 2025 (147 jours restants)
Bon
195 JoursModéré
22 JoursPauvre
0 JoursNon sain
0 JoursSévère
0 JoursDangereux
0 JoursSous les limites sécuritaires de l'OMS pour la qualité de l'air : 90%
Niveau de risque sanitaire:
Très faible
En 2025, 90% des 218 jours étaient dans les limites sécuritaires de l'OMS pour la qualité de l'air. Le risque de problèmes de santé est Très faible, mais les impacts sur la santé ne sont pas encore clairs.
Aperçus Annuels sur la Qualité de l'Air
Halfway, Maryland, United States
Niveaux AQI en 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Dim.Lun.Mar.Mer.Jeu.Ven.Sam.
Jan.
Fév.
Mar.
Avr.
Mai
Juin
Juil.
Août
Sep.
Oct.
Nov.
Déc.
1st Janvier 2025
20AQI
20AQI
2nd Janvier 2025
19AQI
19AQI
3rd Janvier 2025
26AQI
26AQI
4th Janvier 2025
20AQI
20AQI
5th Janvier 2025
28AQI
28AQI
6th Janvier 2025
35AQI
35AQI
7th Janvier 2025
19AQI
19AQI
8th Janvier 2025
20AQI
20AQI
9th Janvier 2025
20AQI
20AQI
10th Janvier 2025
35AQI
35AQI
11th Janvier 2025
49AQI
49AQI
12th Janvier 2025
47AQI
47AQI
13th Janvier 2025
35AQI
35AQI
14th Janvier 2025
23AQI
23AQI
15th Janvier 2025
28AQI
28AQI
16th Janvier 2025
41AQI
41AQI
17th Janvier 2025
34AQI
34AQI
18th Janvier 2025
44AQI
44AQI
19th Janvier 2025
41AQI
41AQI
20th Janvier 2025
23AQI
23AQI
21st Janvier 2025
37AQI
37AQI
22nd Janvier 2025
44AQI
44AQI
23rd Janvier 2025
55AQI
55AQI
24th Janvier 2025
46AQI
46AQI
25th Janvier 2025
51AQI
51AQI
26th Janvier 2025
30AQI
30AQI
27th Janvier 2025
28AQI
28AQI
28th Janvier 2025
23AQI
23AQI
29th Janvier 2025
25AQI
25AQI
30th Janvier 2025
26AQI
26AQI
31st Janvier 2025
33AQI
33AQI
1st Février 2025
22AQI
22AQI
2nd Février 2025
22AQI
22AQI
3rd Février 2025
42AQI
42AQI
4th Février 2025
31AQI
31AQI
5th Février 2025
24AQI
24AQI
6th Février 2025
27AQI
27AQI
7th Février 2025
25AQI
25AQI
8th Février 2025
30AQI
30AQI
9th Février 2025
26AQI
26AQI
10th Février 2025
32AQI
32AQI
11th Février 2025
40AQI
40AQI
12th Février 2025
53AQI
53AQI
13th Février 2025
22AQI
22AQI
14th Février 2025
23AQI
23AQI
15th Février 2025
23AQI
23AQI
16th Février 2025
21AQI
21AQI
17th Février 2025
21AQI
21AQI
18th Février 2025
23AQI
23AQI
19th Février 2025
27AQI
27AQI
20th Février 2025
28AQI
28AQI
21st Février 2025
26AQI
26AQI
22nd Février 2025
40AQI
40AQI
23rd Février 2025
37AQI
37AQI
24th Février 2025
43AQI
43AQI
25th Février 2025
33AQI
33AQI
26th Février 2025
39AQI
39AQI
27th Février 2025
40AQI
40AQI
28th Février 2025
26AQI
26AQI
1st Mars 2025
28AQI
28AQI
2nd Mars 2025
28AQI
28AQI
3rd Mars 2025
33AQI
33AQI
4th Mars 2025
37AQI
37AQI
5th Mars 2025
28AQI
28AQI
6th Mars 2025
24AQI
24AQI
7th Mars 2025
30AQI
30AQI
8th Mars 2025
30AQI
30AQI
9th Mars 2025
29AQI
29AQI
10th Mars 2025
32AQI
32AQI
11th Mars 2025
37AQI
37AQI
12th Mars 2025
32AQI
32AQI
13th Mars 2025
40AQI
40AQI
14th Mars 2025
56AQI
56AQI
15th Mars 2025
47AQI
47AQI
16th Mars 2025
29AQI
29AQI
17th Mars 2025
20AQI
20AQI
18th Mars 2025
21AQI
21AQI
19th Mars 2025
30AQI
30AQI
20th Mars 2025
28AQI
28AQI
21st Mars 2025
17AQI
17AQI
22nd Mars 2025
21AQI
21AQI
23rd Mars 2025
21AQI
21AQI
24th Mars 2025
23AQI
23AQI
25th Mars 2025
20AQI
20AQI
26th Mars 2025
25AQI
25AQI
27th Mars 2025
28AQI
28AQI
28th Mars 2025
35AQI
35AQI
29th Mars 2025
54AQI
54AQI
30th Mars 2025
43AQI
43AQI
31st Mars 2025
28AQI
28AQI
1st Avril 2025
24AQI
24AQI
2nd Avril 2025
27AQI
27AQI
3rd Avril 2025
24AQI
24AQI
4th Avril 2025
27AQI
27AQI
5th Avril 2025
40AQI
40AQI
6th Avril 2025
32AQI
32AQI
7th Avril 2025
21AQI
21AQI
8th Avril 2025
24AQI
24AQI
9th Avril 2025
27AQI
27AQI
10th Avril 2025
28AQI
28AQI
11th Avril 2025
32AQI
32AQI
12th Avril 2025
26AQI
26AQI
13th Avril 2025
24AQI
24AQI
14th Avril 2025
36AQI
36AQI
15th Avril 2025
27AQI
27AQI
16th Avril 2025
19AQI
19AQI
17th Avril 2025
24AQI
24AQI
18th Avril 2025
35AQI
35AQI
19th Avril 2025
58AQI
58AQI
20th Avril 2025
29AQI
29AQI
21st Avril 2025
32AQI
32AQI
22nd Avril 2025
32AQI
32AQI
23rd Avril 2025
29AQI
29AQI
24th Avril 2025
47AQI
47AQI
25th Avril 2025
42AQI
42AQI
26th Avril 2025
28AQI
28AQI
27th Avril 2025
17AQI
17AQI
28th Avril 2025
20AQI
20AQI
29th Avril 2025
36AQI
36AQI
30th Avril 2025
28AQI
28AQI
1st Mai 2025
34AQI
34AQI
2nd Mai 2025
31AQI
31AQI
3rd Mai 2025
29AQI
29AQI
4th Mai 2025
20AQI
20AQI
5th Mai 2025
23AQI
23AQI
6th Mai 2025
18AQI
18AQI
7th Mai 2025
17AQI
17AQI
8th Mai 2025
25AQI
25AQI
9th Mai 2025
19AQI
19AQI
10th Mai 2025
21AQI
21AQI
11th Mai 2025
37AQI
37AQI
12th Mai 2025
39AQI
39AQI
13th Mai 2025
18AQI
18AQI
14th Mai 2025
18AQI
18AQI
15th Mai 2025
25AQI
25AQI
16th Mai 2025
43AQI
43AQI
17th Mai 2025
29AQI
29AQI
18th Mai 2025
19AQI
19AQI
19th Mai 2025
23AQI
23AQI
20th Mai 2025
26AQI
26AQI
21st Mai 2025
19AQI
19AQI
22nd Mai 2025
12AQI
12AQI
23rd Mai 2025
16AQI
16AQI
24th Mai 2025
19AQI
19AQI
25th Mai 2025
18AQI
18AQI
26th Mai 2025
24AQI
24AQI
27th Mai 2025
31AQI
31AQI
28th Mai 2025
18AQI
18AQI
29th Mai 2025
26AQI
26AQI
30th Mai 2025
27AQI
27AQI
31st Mai 2025
30AQI
30AQI
1st Juin 2025
22AQI
22AQI
2nd Juin 2025
27AQI
27AQI
3rd Juin 2025
30AQI
30AQI
4th Juin 2025
51AQI
51AQI
5th Juin 2025
63AQI
63AQI
6th Juin 2025
58AQI
58AQI
7th Juin 2025
30AQI
30AQI
8th Juin 2025
54AQI
54AQI
9th Juin 2025
45AQI
45AQI
10th Juin 2025
41AQI
41AQI
11th Juin 2025
49AQI
49AQI
12th Juin 2025
57AQI
57AQI
13th Juin 2025
69AQI
69AQI
14th Juin 2025
67AQI
67AQI
15th Juin 2025
43AQI
43AQI
16th Juin 2025
19AQI
19AQI
17th Juin 2025
18AQI
18AQI
18th Juin 2025
17AQI
17AQI
19th Juin 2025
20AQI
20AQI
20th Juin 2025
27AQI
27AQI
21st Juin 2025
47AQI
47AQI
22nd Juin 2025
50AQI
50AQI
23rd Juin 2025
51AQI
51AQI
24th Juin 2025
56AQI
56AQI
25th Juin 2025
55AQI
55AQI
26th Juin 2025
39AQI
39AQI
27th Juin 2025
39AQI
39AQI
28th Juin 2025
23AQI
23AQI
29th Juin 2025
28AQI
28AQI
30th Juin 2025
32AQI
32AQI
1st Juillet 2025
30AQI
30AQI
2nd Juillet 2025
31AQI
31AQI
3rd Juillet 2025
41AQI
41AQI
4th Juillet 2025
55AQI
55AQI
5th Juillet 2025
67AQI
67AQI
6th Juillet 2025
56AQI
56AQI
7th Juillet 2025
34AQI
34AQI
8th Juillet 2025
36AQI
36AQI
9th Juillet 2025
34AQI
34AQI
10th Juillet 2025
38AQI
38AQI
11th Juillet 2025
42AQI
42AQI
12th Juillet 2025
43AQI
43AQI
13th Juillet 2025
29AQI
29AQI
14th Juillet 2025
23AQI
23AQI
15th Juillet 2025
25AQI
25AQI
16th Juillet 2025
26AQI
26AQI
17th Juillet 2025
21AQI
21AQI
18th Juillet 2025
26AQI
26AQI
19th Juillet 2025
29AQI
29AQI
20th Juillet 2025
29AQI
29AQI
21st Juillet 2025
28AQI
28AQI
22nd Juillet 2025
53AQI
53AQI
23rd Juillet 2025
54AQI
54AQI
24th Juillet 2025
48AQI
48AQI
25th Juillet 2025
49AQI
49AQI
26th Juillet 2025
37AQI
37AQI
27th Juillet 2025
37AQI
37AQI
28th Juillet 2025
26AQI
26AQI
29th Juillet 2025
42AQI
42AQI
30th Juillet 2025
44AQI
44AQI
31st Juillet 2025
44AQI
44AQI
1st Août 2025
38AQI
38AQI
2nd Août 2025
31AQI
31AQI
3rd Août 2025
38AQI
38AQI
4th Août 2025
49AQI
49AQI
5th Août 2025
63AQI
63AQI
32AQI
30AQI
31AQI
30AQI
24AQI
41AQI
38AQI
44AQI
Nombre de jours
Jan.Fév.Mar.Avr.MaiJuinJuil.AoûtSep.Oct.Nov.Déc.Jours totaux
202533AQI
29
2
27
1
29
2
29
1
31
20
10
26
5
4
1
195
22
Le plus élevé AQI enregistré en
Août44AQI
Le plus bas AQI enregistré en
Mai24AQI
202430AQI
27
4
27
2
31
30
31
29
1
31
31
30
31
30
28
3
356
10
Le plus élevé AQI enregistré en
Juin33AQI
Le plus bas AQI enregistré en
Novembre23AQI
202333AQI
29
2
27
1
31
29
1
28
3
14
11
4
1
28
3
30
1
30
31
26
2
27
4
330
28
4
1
Le plus élevé AQI enregistré en
Juin56AQI
Le plus bas AQI enregistré en
Octobre25AQI
202231AQI
24
5
21
31
16
1
31
29
22
2
29
31
26
1
27
2
289
9
Le plus élevé AQI enregistré en
Juin38AQI
Le plus bas AQI enregistré en
Novembre24AQI
202136AQI
22
8
15
13
27
4
30
30
1
29
1
21
10
31
28
2
30
29
1
27
2
319
42
Le plus élevé AQI enregistré en
Février47AQI
Le plus bas AQI enregistré en
Octobre30AQI
202032AQI
13
19
2
16
28
30
1
30
1
30
31
28
2
23
8
248
14
Le plus élevé AQI enregistré en
Décembre38AQI
Le plus bas AQI enregistré en
Octobre25AQI
Années les plus & moins polluées des 6 dernières années
Année la plus polluée enregistrée
2021(Moyenne)
36AQIAnnée la moins polluée enregistrée
2024(Moyenne)
30AQILa qualité de l'air annuelle de Halfway pour l'année 2025 AQI (33) montre un changement moyen de pourcentage de 0.8% (empiré AQI) par rapport aux années précédentes : 2020 (32), 2021 (36), 2022 (31), 2023 (33), 2024 (30).
