Country Background

Hagerstown, Maryland, United States 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+

October Air Quality Analysis

Hagerstown, Maryland, United States

2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
5th Oct 2025
46AQI
Lowest AQI recorded on
8th Oct 2025
17AQI


Same Day Analysis (18th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 37 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 18th Oct - 19th Oct 2025

Hagerstown, Maryland, United States

AQI
Day
Night
.

7 AM18th Oct 2025

6 PM

6 AM19th Oct 2025

Day time
Avg. Highest Time
12PM18th Oct

52AQI

Avg. Lowest Time
6PM18th Oct

18AQI

Night time
Avg. Highest Time
1AM19th Oct

60AQI

Avg. Lowest Time
7PM18th Oct

27AQI

In the last 24 hours,

Hagerstown's AQI reached its highest point of 60 at 1 AM during the Night, while the lowest point, 18, was recorded at 6 PM during the Day between 18th Oct and 19th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Hagerstown, Maryland, United States

SepOct
19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th
Day
Night
19th Sep 2025387 AMAQI
19th Sep 2025388 AMAQI
19th Sep 2025419 AMAQI
19th Sep 20254610 AMAQI
19th Sep 20253811 AMAQI
19th Sep 20253812 PMAQI
19th Sep 2025401 PMAQI
19th Sep 2025392 PMAQI
19th Sep 2025433 PMAQI
19th Sep 2025454 PMAQI
19th Sep 2025465 PMAQI
19th Sep 2025436 PMAQI
19th Sep 2025417 PMAQI
19th Sep 2025438 PMAQI
19th Sep 2025469 PMAQI
19th Sep 20254610 PMAQI
19th Sep 20254311 PMAQI
20th Sep 20254212 AMAQI
20th Sep 2025481 AMAQI
20th Sep 2025452 AMAQI
20th Sep 2025393 AMAQI
20th Sep 2025334 AMAQI
20th Sep 2025355 AMAQI
20th Sep 2025326 AMAQI

21°C11/31°C

20th Sep 2025297 AMAQI
20th Sep 2025288 AMAQI
20th Sep 2025279 AMAQI
20th Sep 20252410 AMAQI
20th Sep 20252211 AMAQI
20th Sep 20252412 PMAQI
20th Sep 2025231 PMAQI
20th Sep 2025242 PMAQI
20th Sep 2025283 PMAQI
20th Sep 2025304 PMAQI
20th Sep 2025295 PMAQI
20th Sep 2025296 PMAQI
20th Sep 2025317 PMAQI
20th Sep 2025338 PMAQI
20th Sep 2025339 PMAQI
20th Sep 20253610 PMAQI
20th Sep 20253411 PMAQI
21st Sep 20253412 AMAQI
21st Sep 2025341 AMAQI
21st Sep 2025362 AMAQI
21st Sep 2025303 AMAQI
21st Sep 2025324 AMAQI
21st Sep 2025285 AMAQI
21st Sep 2025286 AMAQI

17°C15/19°C

21st Sep 2025307 AMAQI
21st Sep 2025328 AMAQI
21st Sep 2025299 AMAQI
21st Sep 20252910 AMAQI
21st Sep 20253011 AMAQI
21st Sep 20253012 PMAQI
21st Sep 2025281 PMAQI
21st Sep 2025302 PMAQI
21st Sep 2025313 PMAQI
21st Sep 2025324 PMAQI
21st Sep 2025335 PMAQI
21st Sep 2025346 PMAQI
21st Sep 2025327 PMAQI
21st Sep 2025318 PMAQI
21st Sep 2025309 PMAQI
21st Sep 20253110 PMAQI
21st Sep 20253211 PMAQI
22nd Sep 20253212 AMAQI
22nd Sep 2025281 AMAQI
22nd Sep 2025222 AMAQI
22nd Sep 2025213 AMAQI
22nd Sep 2025214 AMAQI
22nd Sep 2025185 AMAQI
22nd Sep 2025166 AMAQI

20°C15/24°C

22nd Sep 2025197 AMAQI
22nd Sep 2025218 AMAQI
22nd Sep 2025239 AMAQI
22nd Sep 20252210 AMAQI
22nd Sep 20252411 AMAQI
22nd Sep 20252812 PMAQI
22nd Sep 2025261 PMAQI
22nd Sep 2025252 PMAQI
22nd Sep 2025273 PMAQI
22nd Sep 2025314 PMAQI
22nd Sep 2025345 PMAQI
22nd Sep 2025326 PMAQI
22nd Sep 2025297 PMAQI
22nd Sep 2025288 PMAQI
22nd Sep 2025329 PMAQI
22nd Sep 20253210 PMAQI
22nd Sep 20253211 PMAQI
23rd Sep 20253212 AMAQI
23rd Sep 2025381 AMAQI
23rd Sep 2025432 AMAQI
23rd Sep 2025403 AMAQI
23rd Sep 2025424 AMAQI
23rd Sep 2025425 AMAQI
23rd Sep 2025426 AMAQI

21°C17/26°C

23rd Sep 2025407 AMAQI
23rd Sep 2025398 AMAQI
23rd Sep 2025399 AMAQI
23rd Sep 20254010 AMAQI
23rd Sep 20254411 AMAQI
23rd Sep 20254012 PMAQI
23rd Sep 2025361 PMAQI
23rd Sep 2025402 PMAQI
23rd Sep 2025413 PMAQI
23rd Sep 2025404 PMAQI
23rd Sep 2025365 PMAQI
23rd Sep 2025356 PMAQI
23rd Sep 2025387 PMAQI
23rd Sep 2025378 PMAQI
23rd Sep 2025309 PMAQI
23rd Sep 20252810 PMAQI
23rd Sep 20253111 PMAQI
24th Sep 20253512 AMAQI
24th Sep 2025311 AMAQI
24th Sep 2025282 AMAQI
24th Sep 2025253 AMAQI
24th Sep 2025284 AMAQI
24th Sep 2025295 AMAQI
24th Sep 2025276 AMAQI

23°C18/30°C

24th Sep 2025287 AMAQI
24th Sep 2025268 AMAQI
24th Sep 2025329 AMAQI
24th Sep 20253310 AMAQI
24th Sep 20253011 AMAQI
24th Sep 20252812 PMAQI
24th Sep 2025301 PMAQI
24th Sep 2025282 PMAQI
24th Sep 2025323 PMAQI
24th Sep 2025344 PMAQI
24th Sep 2025375 PMAQI
24th Sep 2025386 PMAQI
24th Sep 2025337 PMAQI
24th Sep 2025348 PMAQI
24th Sep 2025399 PMAQI
24th Sep 20253910 PMAQI
24th Sep 20254211 PMAQI
25th Sep 20255012 AMAQI
25th Sep 2025521 AMAQI
25th Sep 2025542 AMAQI
25th Sep 2025563 AMAQI
25th Sep 2025444 AMAQI
25th Sep 2025405 AMAQI
25th Sep 2025386 AMAQI

21°C17/29°C

25th Sep 2025337 AMAQI
25th Sep 2025288 AMAQI
25th Sep 2025229 AMAQI
25th Sep 20252210 AMAQI
25th Sep 20252211 AMAQI
25th Sep 20251912 PMAQI
25th Sep 2025111 PMAQI
25th Sep 2025182 PMAQI
25th Sep 2025273 PMAQI
25th Sep 2025254 PMAQI
25th Sep 2025245 PMAQI
25th Sep 2025276 PMAQI
25th Sep 2025277 PMAQI
25th Sep 2025238 PMAQI
25th Sep 2025199 PMAQI
25th Sep 20251810 PMAQI
25th Sep 20251611 PMAQI
26th Sep 20251412 AMAQI
26th Sep 2025141 AMAQI
26th Sep 2025142 AMAQI
26th Sep 2025143 AMAQI
26th Sep 2025144 AMAQI
26th Sep 2025155 AMAQI
26th Sep 2025166 AMAQI

22°C20/28°C

26th Sep 2025147 AMAQI
26th Sep 2025158 AMAQI
26th Sep 2025149 AMAQI
26th Sep 20251710 AMAQI
26th Sep 20252111 AMAQI
26th Sep 20253212 PMAQI
26th Sep 2025341 PMAQI
26th Sep 2025362 PMAQI
26th Sep 2025393 PMAQI
26th Sep 2025404 PMAQI
26th Sep 2025425 PMAQI
26th Sep 2025406 PMAQI
26th Sep 2025357 PMAQI
26th Sep 2025338 PMAQI
26th Sep 2025379 PMAQI
26th Sep 20253310 PMAQI
26th Sep 20253111 PMAQI
27th Sep 20253212 AMAQI
27th Sep 2025421 AMAQI
27th Sep 2025372 AMAQI
27th Sep 2025313 AMAQI
27th Sep 2025244 AMAQI
27th Sep 2025285 AMAQI
27th Sep 2025326 AMAQI

22°C16/29°C

27th Sep 2025307 AMAQI
27th Sep 2025368 AMAQI
27th Sep 2025479 AMAQI
27th Sep 20254610 AMAQI
27th Sep 20253311 AMAQI
27th Sep 20254612 PMAQI
27th Sep 2025481 PMAQI
27th Sep 2025422 PMAQI
27th Sep 2025323 PMAQI
27th Sep 2025314 PMAQI
27th Sep 2025425 PMAQI
27th Sep 2025456 PMAQI
27th Sep 2025507 PMAQI
27th Sep 2025398 PMAQI
27th Sep 2025339 PMAQI
27th Sep 20254410 PMAQI
27th Sep 20254611 PMAQI
28th Sep 20253812 AMAQI
28th Sep 2025461 AMAQI
28th Sep 2025282 AMAQI
28th Sep 2025273 AMAQI
28th Sep 2025244 AMAQI
28th Sep 2025285 AMAQI
28th Sep 2025266 AMAQI

20°C17/27°C

28th Sep 2025247 AMAQI
28th Sep 2025198 AMAQI
28th Sep 2025179 AMAQI
28th Sep 20251710 AMAQI
28th Sep 20251711 AMAQI
28th Sep 20251612 PMAQI
28th Sep 2025171 PMAQI
28th Sep 2025212 PMAQI
28th Sep 2025123 PMAQI
28th Sep 2025134 PMAQI
28th Sep 2025195 PMAQI
28th Sep 2025296 PMAQI
28th Sep 2025277 PMAQI
28th Sep 2025258 PMAQI
28th Sep 2025259 PMAQI
28th Sep 20253510 PMAQI
28th Sep 20254311 PMAQI
29th Sep 20254612 AMAQI
29th Sep 2025361 AMAQI
29th Sep 2025362 AMAQI
29th Sep 2025303 AMAQI
29th Sep 2025214 AMAQI
29th Sep 2025225 AMAQI
29th Sep 2025236 AMAQI

22°C15/31°C

29th Sep 2025287 AMAQI
29th Sep 2025298 AMAQI
29th Sep 2025349 AMAQI
29th Sep 20254110 AMAQI
29th Sep 20253611 AMAQI
29th Sep 20254612 PMAQI
29th Sep 2025391 PMAQI
29th Sep 2025242 PMAQI
29th Sep 2025223 PMAQI
29th Sep 2025264 PMAQI
29th Sep 2025335 PMAQI
29th Sep 2025296 PMAQI
29th Sep 2025317 PMAQI
29th Sep 2025328 PMAQI
29th Sep 2025369 PMAQI
29th Sep 20253910 PMAQI
29th Sep 20253611 PMAQI
30th Sep 20253512 AMAQI
30th Sep 2025341 AMAQI
30th Sep 2025382 AMAQI
30th Sep 2025423 AMAQI
30th Sep 2025454 AMAQI
30th Sep 2025325 AMAQI
30th Sep 2025376 AMAQI

22°C16/30°C

30th Sep 2025427 AMAQI
30th Sep 2025358 AMAQI
30th Sep 2025239 AMAQI
30th Sep 20252310 AMAQI
30th Sep 20252711 AMAQI
30th Sep 20252812 PMAQI
30th Sep 2025271 PMAQI
30th Sep 2025452 PMAQI
30th Sep 2025413 PMAQI
30th Sep 2025234 PMAQI
30th Sep 2025225 PMAQI
30th Sep 2025216 PMAQI
30th Sep 2025237 PMAQI
30th Sep 2025178 PMAQI
30th Sep 2025239 PMAQI
30th Sep 20253710 PMAQI
30th Sep 20254911 PMAQI
1st Oct 20255012 AMAQI
1st Oct 2025501 AMAQI
1st Oct 2025462 AMAQI
1st Oct 2025483 AMAQI
1st Oct 2025414 AMAQI
1st Oct 2025455 AMAQI
1st Oct 2025336 AMAQI

22°C17/30°C

1st Oct 2025347 AMAQI
1st Oct 2025318 AMAQI
1st Oct 2025369 AMAQI
1st Oct 20253910 AMAQI
1st Oct 20253111 AMAQI
1st Oct 20253412 PMAQI
1st Oct 2025231 PMAQI
1st Oct 2025192 PMAQI
1st Oct 2025333 PMAQI
1st Oct 2025384 PMAQI
1st Oct 2025225 PMAQI
1st Oct 2025196 PMAQI
1st Oct 2025287 PMAQI
1st Oct 2025198 PMAQI
1st Oct 2025169 PMAQI
1st Oct 20253010 PMAQI
1st Oct 20253511 PMAQI
2nd Oct 20253912 AMAQI
2nd Oct 2025371 AMAQI
2nd Oct 2025362 AMAQI
2nd Oct 2025383 AMAQI
2nd Oct 2025414 AMAQI
2nd Oct 2025365 AMAQI
2nd Oct 2025356 AMAQI

19°C14/26°C

2nd Oct 2025387 AMAQI
2nd Oct 2025398 AMAQI
2nd Oct 2025239 AMAQI
2nd Oct 20251910 AMAQI
2nd Oct 20253511 AMAQI
2nd Oct 20253812 PMAQI
2nd Oct 2025401 PMAQI
2nd Oct 2025352 PMAQI
2nd Oct 2025373 PMAQI
2nd Oct 2025224 PMAQI
2nd Oct 2025365 PMAQI
2nd Oct 2025496 PMAQI
2nd Oct 2025327 PMAQI
2nd Oct 2025198 PMAQI
2nd Oct 2025219 PMAQI
2nd Oct 20252710 PMAQI
2nd Oct 20254411 PMAQI
3rd Oct 20254112 AMAQI
3rd Oct 2025341 AMAQI
3rd Oct 2025392 AMAQI
3rd Oct 2025373 AMAQI
3rd Oct 2025484 AMAQI
3rd Oct 2025555 AMAQI
3rd Oct 2025556 AMAQI

15°C7/23°C

3rd Oct 2025267 AMAQI
3rd Oct 2025288 AMAQI
3rd Oct 2025369 AMAQI
3rd Oct 20252610 AMAQI
3rd Oct 20253411 AMAQI
3rd Oct 20254012 PMAQI
3rd Oct 2025371 PMAQI
3rd Oct 2025342 PMAQI
3rd Oct 2025343 PMAQI
3rd Oct 2025284 PMAQI
3rd Oct 2025175 PMAQI
3rd Oct 2025266 PMAQI
3rd Oct 2025297 PMAQI
3rd Oct 2025258 PMAQI
3rd Oct 2025299 PMAQI
3rd Oct 20254210 PMAQI
3rd Oct 20254411 PMAQI
4th Oct 20254712 AMAQI
4th Oct 2025481 AMAQI
4th Oct 2025422 AMAQI
4th Oct 2025243 AMAQI
4th Oct 2025344 AMAQI
4th Oct 2025445 AMAQI
4th Oct 2025436 AMAQI

17°C9/26°C

4th Oct 2025457 AMAQI
4th Oct 2025448 AMAQI
4th Oct 2025479 AMAQI
4th Oct 20252510 AMAQI
4th Oct 20253711 AMAQI
4th Oct 20253912 PMAQI
4th Oct 2025391 PMAQI
4th Oct 2025352 PMAQI
4th Oct 2025383 PMAQI
4th Oct 2025424 PMAQI
4th Oct 2025485 PMAQI
4th Oct 2025496 PMAQI
4th Oct 2025437 PMAQI
4th Oct 2025488 PMAQI
4th Oct 2025489 PMAQI
4th Oct 20254710 PMAQI
4th Oct 20254611 PMAQI
5th Oct 20254812 AMAQI
5th Oct 2025551 AMAQI
5th Oct 2025562 AMAQI
5th Oct 2025493 AMAQI
5th Oct 2025524 AMAQI
5th Oct 2025555 AMAQI
5th Oct 2025556 AMAQI

18°C9/29°C

5th Oct 2025457 AMAQI
5th Oct 2025498 AMAQI
5th Oct 2025489 AMAQI
5th Oct 20254310 AMAQI
5th Oct 20253911 AMAQI
5th Oct 20254912 PMAQI
5th Oct 2025541 PMAQI
5th Oct 2025442 PMAQI
5th Oct 2025373 PMAQI
5th Oct 2025344 PMAQI
5th Oct 2025405 PMAQI
5th Oct 2025396 PMAQI
5th Oct 2025257 PMAQI
5th Oct 2025208 PMAQI
5th Oct 2025379 PMAQI
5th Oct 20254710 PMAQI
5th Oct 20253811 PMAQI
6th Oct 20254812 AMAQI
6th Oct 2025501 AMAQI
6th Oct 2025472 AMAQI
6th Oct 2025383 AMAQI
6th Oct 2025384 AMAQI
6th Oct 2025445 AMAQI
6th Oct 2025486 AMAQI

19°C10/29°C

6th Oct 2025537 AMAQI
6th Oct 2025428 AMAQI
6th Oct 2025409 AMAQI
6th Oct 20254410 AMAQI
6th Oct 20254011 AMAQI
6th Oct 20254912 PMAQI
6th Oct 2025531 PMAQI

20°C11/29°C

7th Oct 2025467 AMAQI
7th Oct 2025418 AMAQI
7th Oct 2025429 AMAQI
7th Oct 20253810 AMAQI
7th Oct 20253911 AMAQI
7th Oct 20254512 PMAQI
7th Oct 2025391 PMAQI
7th Oct 2025412 PMAQI
7th Oct 2025413 PMAQI
7th Oct 2025384 PMAQI
7th Oct 2025405 PMAQI
7th Oct 2025336 PMAQI
7th Oct 2025247 PMAQI
7th Oct 2025208 PMAQI
7th Oct 2025309 PMAQI
7th Oct 20252110 PMAQI
7th Oct 20251211 PMAQI
8th Oct 20251512 AMAQI
8th Oct 2025161 AMAQI
8th Oct 2025192 AMAQI
8th Oct 2025143 AMAQI
8th Oct 2025204 AMAQI
8th Oct 2025375 AMAQI
8th Oct 2025386 AMAQI

22°C16/30°C

8th Oct 2025227 AMAQI
8th Oct 2025118 AMAQI
8th Oct 2025119 AMAQI
8th Oct 20251110 AMAQI
8th Oct 2025911 AMAQI
8th Oct 20251212 PMAQI
8th Oct 2025151 PMAQI
8th Oct 2025112 PMAQI
8th Oct 2025103 PMAQI
8th Oct 2025164 PMAQI
8th Oct 2025125 PMAQI
8th Oct 2025156 PMAQI
8th Oct 2025147 PMAQI
8th Oct 2025148 PMAQI
8th Oct 2025119 PMAQI
8th Oct 20251110 PMAQI
8th Oct 20251811 PMAQI
9th Oct 20252012 AMAQI
9th Oct 2025161 AMAQI
9th Oct 2025182 AMAQI
9th Oct 2025203 AMAQI
9th Oct 2025114 AMAQI
9th Oct 202585 AMAQI
9th Oct 202586 AMAQI

18°C11/22°C

9th Oct 202587 AMAQI
9th Oct 2025128 AMAQI
9th Oct 2025199 AMAQI
9th Oct 20254010 AMAQI
9th Oct 20254411 AMAQI
9th Oct 20252412 PMAQI
9th Oct 2025131 PMAQI
9th Oct 2025142 PMAQI
9th Oct 2025213 PMAQI
9th Oct 2025204 PMAQI
9th Oct 2025205 PMAQI
9th Oct 2025206 PMAQI
9th Oct 2025117 PMAQI
9th Oct 2025128 PMAQI
9th Oct 2025139 PMAQI
9th Oct 20251310 PMAQI
9th Oct 20251311 PMAQI
10th Oct 20251612 AMAQI
10th Oct 2025141 AMAQI
10th Oct 2025122 AMAQI
10th Oct 2025103 AMAQI
10th Oct 2025104 AMAQI
10th Oct 2025175 AMAQI
10th Oct 2025176 AMAQI

12°C7/19°C

10th Oct 2025237 AMAQI
10th Oct 2025358 AMAQI
10th Oct 2025369 AMAQI
10th Oct 20251910 AMAQI
10th Oct 20251811 AMAQI
10th Oct 20251912 PMAQI
10th Oct 2025181 PMAQI
10th Oct 2025152 PMAQI
10th Oct 2025123 PMAQI
10th Oct 2025124 PMAQI
10th Oct 2025135 PMAQI
10th Oct 2025316 PMAQI
10th Oct 2025247 PMAQI
10th Oct 2025158 PMAQI
10th Oct 2025169 PMAQI
10th Oct 20252010 PMAQI
10th Oct 20253511 PMAQI
11th Oct 20254112 AMAQI
11th Oct 2025491 AMAQI
11th Oct 2025432 AMAQI
11th Oct 2025503 AMAQI
11th Oct 2025464 AMAQI
11th Oct 2025415 AMAQI
11th Oct 2025266 AMAQI

11°C4/20°C

11th Oct 2025387 AMAQI
11th Oct 2025278 AMAQI
11th Oct 2025149 AMAQI
11th Oct 20253110 AMAQI
11th Oct 20253311 AMAQI
11th Oct 20254112 PMAQI
11th Oct 2025391 PMAQI
11th Oct 2025432 PMAQI
11th Oct 2025423 PMAQI
11th Oct 2025204 PMAQI
11th Oct 2025155 PMAQI
11th Oct 2025356 PMAQI
11th Oct 2025407 PMAQI
11th Oct 2025398 PMAQI
11th Oct 2025409 PMAQI
11th Oct 20254410 PMAQI
11th Oct 20254811 PMAQI
12th Oct 20255512 AMAQI
12th Oct 2025481 AMAQI
12th Oct 2025512 AMAQI
12th Oct 2025483 AMAQI
12th Oct 2025474 AMAQI
12th Oct 2025485 AMAQI
12th Oct 2025446 AMAQI

13°C6/21°C

12th Oct 2025447 AMAQI
12th Oct 2025428 AMAQI
12th Oct 2025499 AMAQI
12th Oct 20252510 AMAQI
12th Oct 20251411 AMAQI
12th Oct 20251112 PMAQI
12th Oct 2025181 PMAQI
12th Oct 2025232 PMAQI
12th Oct 2025123 PMAQI
12th Oct 2025184 PMAQI
12th Oct 202595 PMAQI
12th Oct 202596 PMAQI
12th Oct 2025157 PMAQI
12th Oct 202588 PMAQI
12th Oct 2025269 PMAQI
12th Oct 20251510 PMAQI
12th Oct 20251311 PMAQI
13th Oct 20251512 AMAQI
13th Oct 2025131 AMAQI
13th Oct 2025102 AMAQI
13th Oct 202563 AMAQI
13th Oct 2025234 AMAQI
13th Oct 2025245 AMAQI
13th Oct 2025236 AMAQI

17°C14/22°C

13th Oct 2025217 AMAQI
13th Oct 2025248 AMAQI
13th Oct 2025279 AMAQI
13th Oct 20253810 AMAQI
13th Oct 20253811 AMAQI
13th Oct 20254012 PMAQI
13th Oct 2025421 PMAQI
13th Oct 2025372 PMAQI
13th Oct 2025293 PMAQI
13th Oct 2025254 PMAQI
13th Oct 2025305 PMAQI
13th Oct 2025326 PMAQI
13th Oct 2025327 PMAQI
13th Oct 2025258 PMAQI
13th Oct 2025269 PMAQI
13th Oct 20252410 PMAQI
13th Oct 20252411 PMAQI
14th Oct 20252612 AMAQI
14th Oct 2025281 AMAQI
14th Oct 2025262 AMAQI
14th Oct 2025263 AMAQI
14th Oct 2025274 AMAQI
14th Oct 2025265 AMAQI
14th Oct 2025236 AMAQI

15°C13/17°C

14th Oct 2025257 AMAQI
14th Oct 2025268 AMAQI
14th Oct 2025269 AMAQI
14th Oct 20252810 AMAQI
14th Oct 20252811 AMAQI
14th Oct 20252712 PMAQI
14th Oct 2025301 PMAQI
14th Oct 2025302 PMAQI
14th Oct 2025303 PMAQI
14th Oct 2025314 PMAQI
14th Oct 2025285 PMAQI
14th Oct 2025316 PMAQI
14th Oct 2025287 PMAQI
14th Oct 2025288 PMAQI
14th Oct 2025229 PMAQI
14th Oct 20251010 PMAQI
14th Oct 20252111 PMAQI
15th Oct 20252412 AMAQI
15th Oct 202571 AMAQI
15th Oct 202572 AMAQI
15th Oct 202563 AMAQI
15th Oct 202564 AMAQI
15th Oct 202575 AMAQI
15th Oct 202566 AMAQI

15°C11/21°C

15th Oct 202577 AMAQI
15th Oct 202588 AMAQI
15th Oct 2025349 AMAQI
15th Oct 20253810 AMAQI
15th Oct 20254211 AMAQI
15th Oct 20253912 PMAQI
15th Oct 2025361 PMAQI
15th Oct 2025402 PMAQI
15th Oct 2025473 PMAQI
15th Oct 2025434 PMAQI
15th Oct 2025395 PMAQI
15th Oct 2025396 PMAQI
15th Oct 2025217 PMAQI
15th Oct 2025208 PMAQI
15th Oct 2025189 PMAQI
15th Oct 20251310 PMAQI
15th Oct 20251111 PMAQI
16th Oct 20251512 AMAQI
16th Oct 2025301 AMAQI
16th Oct 2025272 AMAQI
16th Oct 2025213 AMAQI
16th Oct 202574 AMAQI
16th Oct 2025145 AMAQI
16th Oct 2025116 AMAQI

15°C9/24°C

16th Oct 2025187 AMAQI
16th Oct 2025258 AMAQI
16th Oct 2025269 AMAQI
16th Oct 2025810 AMAQI
16th Oct 20251611 AMAQI
16th Oct 20252412 PMAQI
16th Oct 2025231 PMAQI
16th Oct 2025172 PMAQI
16th Oct 2025203 PMAQI
16th Oct 2025104 PMAQI
16th Oct 2025115 PMAQI
16th Oct 2025166 PMAQI
16th Oct 2025207 PMAQI
16th Oct 2025148 PMAQI
16th Oct 2025269 PMAQI
16th Oct 20252410 PMAQI
16th Oct 20252011 PMAQI
17th Oct 20251512 AMAQI
17th Oct 2025271 AMAQI
17th Oct 2025642 AMAQI
17th Oct 2025683 AMAQI
17th Oct 2025394 AMAQI
17th Oct 2025465 AMAQI
17th Oct 2025516 AMAQI

12°C7/20°C

17th Oct 2025237 AMAQI
17th Oct 2025108 AMAQI
17th Oct 2025109 AMAQI
17th Oct 20251410 AMAQI
17th Oct 20251911 AMAQI
17th Oct 20252112 PMAQI
17th Oct 2025301 PMAQI
17th Oct 2025282 PMAQI
17th Oct 2025253 PMAQI
17th Oct 2025184 PMAQI
17th Oct 2025165 PMAQI
17th Oct 2025186 PMAQI
17th Oct 2025217 PMAQI
17th Oct 2025238 PMAQI
17th Oct 2025199 PMAQI
17th Oct 20251510 PMAQI
17th Oct 20253511 PMAQI
18th Oct 20254912 AMAQI
18th Oct 2025541 AMAQI
18th Oct 2025542 AMAQI
18th Oct 2025423 AMAQI
18th Oct 2025424 AMAQI
18th Oct 2025245 AMAQI
18th Oct 2025206 AMAQI

11°C4/21°C

18th Oct 2025297 AMAQI
18th Oct 2025368 AMAQI
18th Oct 2025459 AMAQI
18th Oct 20253810 AMAQI
18th Oct 20254411 AMAQI
18th Oct 20255212 PMAQI
18th Oct 2025441 PMAQI
18th Oct 2025492 PMAQI
18th Oct 2025483 PMAQI
18th Oct 2025334 PMAQI
18th Oct 2025275 PMAQI
18th Oct 2025186 PMAQI
18th Oct 2025277 PMAQI
18th Oct 2025318 PMAQI
18th Oct 2025299 PMAQI
18th Oct 20253510 PMAQI
18th Oct 20253811 PMAQI
19th Oct 20255412 AMAQI
19th Oct 2025601 AMAQI
19th Oct 2025572 AMAQI
19th Oct 2025563 AMAQI
19th Oct 2025584 AMAQI
19th Oct 2025585 AMAQI
19th Oct 2025526 AMAQI

16°C8/26°C

19th Oct 2025577 AMAQI
7 AM
19th Oct 2025608 AMAQI
19th Oct 2025579 AMAQI
19th Oct 20256010 AMAQI
19th Oct 20255811 AMAQI
19th Oct 20255812 PMAQI
12 PM
19th Oct 2025571 PMAQI
19th Oct 2025582 PMAQI
19th Oct 2025563 PMAQI
19th Oct 2025544 PMAQI
6 PM
12 AM
6 AM

--°C/°C

Day time
Avg. Highest Time
12 PM - 1 PM

33AQI

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

28AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 1 PM (Avg. 33), while the lowest AQI was between 5 PM to 5 PM (Avg. 28).
Night time
Avg. Highest Time
12 AM - 2 AM

36AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
8 PM

26AQI

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. 36), while the lowest AQI was between 8 PM to 8 PM (Avg. 26).

2025 Days Vs Air Quality

Hagerstown, Maryland, United States

2025

90%

185

10%

21

Total number of days with different AQI categories in last 292 days in 2025 (73 days remaining)

Good
185 Days
Moderate
21 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 90%

Health Risk Level:

Very Low

In 2025, 90% of 292 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.

Annual Air Quality Insights

Hagerstown, Maryland, United States

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
2nd January 2025
3rd January 2025
4th January 2025
5th January 2025
6th January 2025
7th January 2025
8th January 2025
9th January 2025
10th January 2025
11th January 2025
12th January 2025
13th January 2025
14th January 2025
15th January 2025
16th January 2025
17th January 2025
18th January 2025
19th January 2025
20th January 2025
21st January 2025
22nd January 2025
23rd January 2025
24th January 2025
25th January 2025
26th January 2025
27th January 2025
28th January 2025
29th January 2025
30th January 2025
31st January 2025
1st February 2025
2nd February 2025
3rd February 2025
4th February 2025
5th February 2025
6th February 2025
7th February 2025
8th February 2025
9th February 2025
10th February 2025
11th February 2025
12th February 2025
13th February 2025
14th February 2025
15th February 2025
16th February 2025
17th February 2025
18th February 2025
19th February 2025
20th February 2025
21st February 2025
22nd February 2025
23rd February 2025
24th February 2025
25th February 2025
26th February 2025
27th February 2025
28th February 2025
1st March 2025
2nd March 2025
3rd March 2025
4th March 2025
5th March 2025
6th March 2025
7th March 2025
8th March 2025
9th March 2025
10th March 2025
11th March 2025
12th March 2025
13th March 2025
14th March 2025
15th March 2025
16th March 2025
17th March 2025
18th March 2025
19th March 2025
20th March 2025
21st March 2025
22nd March 2025
23rd March 2025
24th March 2025
25th March 2025
26th March 2025
27th March 2025
28AQI
28th March 2025
35AQI
29th March 2025
54AQI
30th March 2025
43AQI
31st March 2025
28AQI
1st April 2025
24AQI
2nd April 2025
27AQI
3rd April 2025
24AQI
4th April 2025
27AQI
5th April 2025
40AQI
6th April 2025
32AQI
7th April 2025
21AQI
8th April 2025
24AQI
9th April 2025
27AQI
10th April 2025
28AQI
11th April 2025
32AQI
12th April 2025
26AQI
13th April 2025
24AQI
14th April 2025
36AQI
15th April 2025
27AQI
16th April 2025
19AQI
17th April 2025
24AQI
18th April 2025
35AQI
19th April 2025
58AQI
20th April 2025
29AQI
21st April 2025
32AQI
22nd April 2025
32AQI
23rd April 2025
29AQI
24th April 2025
47AQI
25th April 2025
42AQI
26th April 2025
28AQI
27th April 2025
17AQI
28th April 2025
20AQI
29th April 2025
36AQI
30th April 2025
28AQI
1st May 2025
34AQI
2nd May 2025
31AQI
3rd May 2025
29AQI
4th May 2025
20AQI
5th May 2025
23AQI
6th May 2025
18AQI
7th May 2025
17AQI
8th May 2025
25AQI
9th May 2025
19AQI
10th May 2025
21AQI
11th May 2025
37AQI
12th May 2025
39AQI
13th May 2025
18AQI
14th May 2025
18AQI
15th May 2025
25AQI
16th May 2025
43AQI
17th May 2025
29AQI
18th May 2025
19AQI
19th May 2025
23AQI
20th May 2025
26AQI
21st May 2025
19AQI
22nd May 2025
12AQI
23rd May 2025
16AQI
24th May 2025
19AQI
25th May 2025
18AQI
26th May 2025
24AQI
27th May 2025
31AQI
28th May 2025
18AQI
29th May 2025
26AQI
30th May 2025
27AQI
31st May 2025
30AQI
1st June 2025
22AQI
2nd June 2025
27AQI
3rd June 2025
30AQI
4th June 2025
51AQI
5th June 2025
63AQI
6th June 2025
58AQI
7th June 2025
30AQI
8th June 2025
54AQI
9th June 2025
45AQI
10th June 2025
41AQI
11th June 2025
50AQI
12th June 2025
57AQI
13th June 2025
70AQI
14th June 2025
67AQI
15th June 2025
42AQI
16th June 2025
19AQI
17th June 2025
18AQI
18th June 2025
17AQI
19th June 2025
21AQI
20th June 2025
27AQI
21st June 2025
47AQI
22nd June 2025
50AQI
23rd June 2025
51AQI
24th June 2025
56AQI
25th June 2025
55AQI
26th June 2025
39AQI
27th June 2025
39AQI
28th June 2025
23AQI
29th June 2025
29AQI
30th June 2025
32AQI
1st July 2025
30AQI
2nd July 2025
31AQI
3rd July 2025
41AQI
4th July 2025
55AQI
5th July 2025
67AQI
6th July 2025
55AQI
7th July 2025
34AQI
8th July 2025
36AQI
9th July 2025
34AQI
10th July 2025
38AQI
11th July 2025
42AQI
12th July 2025
43AQI
13th July 2025
29AQI
14th July 2025
23AQI
15th July 2025
25AQI
16th July 2025
26AQI
17th July 2025
21AQI
18th July 2025
26AQI
19th July 2025
29AQI
20th July 2025
29AQI
21st July 2025
28AQI
22nd July 2025
53AQI
23rd July 2025
54AQI
24th July 2025
48AQI
25th July 2025
49AQI
26th July 2025
37AQI
27th July 2025
37AQI
28th July 2025
27AQI
29th July 2025
43AQI
30th July 2025
44AQI
31st July 2025
44AQI
1st August 2025
38AQI
2nd August 2025
31AQI
3rd August 2025
37AQI
4th August 2025
49AQI
5th August 2025
66AQI
6th August 2025
69AQI
7th August 2025
71AQI
8th August 2025
69AQI
9th August 2025
37AQI
10th August 2025
34AQI
11th August 2025
36AQI
12th August 2025
32AQI
13th August 2025
25AQI
14th August 2025
31AQI
15th August 2025
47AQI
16th August 2025
49AQI
17th August 2025
48AQI
18th August 2025
31AQI
19th August 2025
26AQI
20th August 2025
17AQI
21st August 2025
18AQI
22nd August 2025
23AQI
23rd August 2025
30AQI
24th August 2025
32AQI
25th August 2025
26AQI
26th August 2025
20AQI
27th August 2025
22AQI
28th August 2025
26AQI
29th August 2025
26AQI
30th August 2025
22AQI
31st August 2025
27AQI
1st September 2025
26AQI
2nd September 2025
27AQI
3rd September 2025
29AQI
4th September 2025
30AQI
5th September 2025
37AQI
6th September 2025
47AQI
7th September 2025
33AQI
8th September 2025
23AQI
9th September 2025
24AQI
10th September 2025
24AQI
11th September 2025
28AQI
12th September 2025
34AQI
13th September 2025
36AQI
14th September 2025
37AQI
15th September 2025
44AQI
16th September 2025
41AQI
17th September 2025
32AQI
18th September 2025
30AQI
19th September 2025
42AQI
20th September 2025
33AQI
21st September 2025
31AQI
22nd September 2025
26AQI
23rd September 2025
38AQI
24th September 2025
32AQI
25th September 2025
31AQI
26th September 2025
25AQI
27th September 2025
38AQI
28th September 2025
26AQI
29th September 2025
32AQI
30th September 2025
32AQI
1st October 2025
33AQI
2nd October 2025
34AQI
3rd October 2025
36AQI
4th October 2025
42AQI
5th October 2025
46AQI
6th October 2025
46AQI
7th October 2025
33AQI
8th October 2025
17AQI
9th October 2025
17AQI
10th October 2025
19AQI
11th October 2025
38AQI
12th October 2025
29AQI
13th October 2025
26AQI
14th October 2025
26AQI
15th October 2025
22AQI
16th October 2025
19AQI
17th October 2025
29AQI
18th October 2025
37AQI
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
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

38AQI

30AQI

24AQI

41AQI

38AQI

36AQI

32AQI

31AQI


No. of days

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

202533AQI

4
1
29
1
31
20
10
26
5
27
4
30
18
185
21

Highest AQI recorded in

June

41AQI


Lowest AQI recorded in

May

24AQI


Most & Least Polluted Years Over the Last 1 Years

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


Hagerstown's annual 2025 AQI (33) shows an average percentage change of NaN% (improved AQI) compared to previous years: .