West Alton, Missouri, 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+
November Air Quality Analysis
West Alton, Missouri, United States
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
3rd Nov 2025
35AQILowest AQI recorded on
1st Nov 2025
24AQISame Day Analysis (3rd November ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 35 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 3rd Nov - 4th Nov 2025
West Alton, Missouri, United States
AQI
Day
Night
.
7 AM3rd Nov 2025
6 PM
6 AM4th Nov 2025
Day time
Avg. Highest Time
6AM4th Nov
57AQI
Avg. Lowest Time
8AM3rd Nov
20AQI
Night time
Avg. Highest Time
11PM3rd Nov
116AQI
Avg. Lowest Time
7PM3rd Nov
25AQI
In the last 24 hours,
West Alton's AQI reached its highest point of 116 at 11 PM during the Night, while the lowest point, 20, was recorded at 8 AM during the Day between 3rd Nov and 4th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
West Alton, Missouri, United States
OctNov
05th - 06th06th - 07th07th - 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
Day
Night
5th Oct 2025597 AMAQI
5th Oct 2025588 AMAQI
5th Oct 2025569 AMAQI
5th Oct 20255310 AMAQI
5th Oct 20254511 AMAQI
5th Oct 20254012 PMAQI
5th Oct 2025471 PMAQI
5th Oct 2025422 PMAQI
5th Oct 2025403 PMAQI
5th Oct 2025304 PMAQI
5th Oct 2025365 PMAQI
5th Oct 2025506 PMAQI
5th Oct 2025247 PMAQI
5th Oct 2025268 PMAQI
5th Oct 2025259 PMAQI
5th Oct 20253410 PMAQI
5th Oct 20255211 PMAQI
6th Oct 20256212 AMAQI
6th Oct 2025531 AMAQI
6th Oct 2025512 AMAQI
6th Oct 2025473 AMAQI
6th Oct 2025424 AMAQI
6th Oct 2025425 AMAQI
6th Oct 2025286 AMAQI
22°C14/31°C
6th Oct 2025397 AMAQI
6th Oct 2025328 AMAQI
6th Oct 2025499 AMAQI
6th Oct 20255310 AMAQI
6th Oct 20254511 AMAQI
6th Oct 20256512 PMAQI
7th Oct 2025286 AMAQI
24°C16/32°C
7th Oct 2025137 AMAQI
7th Oct 2025178 AMAQI
7th Oct 2025209 AMAQI
7th Oct 20253010 AMAQI
7th Oct 20254611 AMAQI
7th Oct 20254112 PMAQI
7th Oct 2025401 PMAQI
7th Oct 2025452 PMAQI
7th Oct 2025423 PMAQI
7th Oct 2025334 PMAQI
7th Oct 2025305 PMAQI
7th Oct 2025246 PMAQI
7th Oct 2025327 PMAQI
7th Oct 2025238 PMAQI
7th Oct 2025149 PMAQI
7th Oct 20252910 PMAQI
7th Oct 20255611 PMAQI
8th Oct 20252212 AMAQI
8th Oct 2025221 AMAQI
8th Oct 2025602 AMAQI
8th Oct 2025143 AMAQI
8th Oct 2025154 AMAQI
8th Oct 2025145 AMAQI
8th Oct 2025166 AMAQI
20°C14/23°C
8th Oct 2025227 AMAQI
8th Oct 2025368 AMAQI
8th Oct 2025419 AMAQI
8th Oct 20255010 AMAQI
8th Oct 20255811 AMAQI
8th Oct 20256912 PMAQI
8th Oct 2025531 PMAQI
8th Oct 2025332 PMAQI
8th Oct 2025343 PMAQI
8th Oct 2025404 PMAQI
8th Oct 2025495 PMAQI
8th Oct 2025376 PMAQI
8th Oct 2025527 PMAQI
8th Oct 2025718 PMAQI
8th Oct 2025519 PMAQI
8th Oct 20254410 PMAQI
8th Oct 20257011 PMAQI
9th Oct 20257512 AMAQI
9th Oct 2025791 AMAQI
9th Oct 2025912 AMAQI
9th Oct 2025643 AMAQI
9th Oct 2025514 AMAQI
9th Oct 2025575 AMAQI
9th Oct 2025326 AMAQI
16°C8/26°C
9th Oct 2025247 AMAQI
9th Oct 2025378 AMAQI
9th Oct 2025539 AMAQI
9th Oct 20255710 AMAQI
9th Oct 20256111 AMAQI
9th Oct 20256612 PMAQI
9th Oct 2025621 PMAQI
9th Oct 2025602 PMAQI
9th Oct 2025503 PMAQI
9th Oct 2025444 PMAQI
9th Oct 2025415 PMAQI
9th Oct 2025376 PMAQI
9th Oct 2025367 PMAQI
9th Oct 2025398 PMAQI
9th Oct 2025369 PMAQI
9th Oct 20255010 PMAQI
9th Oct 20255711 PMAQI
10th Oct 20254912 AMAQI
10th Oct 2025521 AMAQI
10th Oct 2025552 AMAQI
10th Oct 2025493 AMAQI
10th Oct 2025484 AMAQI
10th Oct 2025465 AMAQI
10th Oct 2025456 AMAQI
16°C8/26°C
10th Oct 2025477 AMAQI
10th Oct 2025568 AMAQI
10th Oct 2025749 AMAQI
10th Oct 20257410 AMAQI
10th Oct 20258111 AMAQI
10th Oct 20256612 PMAQI
10th Oct 2025671 PMAQI
10th Oct 2025632 PMAQI
10th Oct 2025633 PMAQI
10th Oct 2025584 PMAQI
10th Oct 2025465 PMAQI
10th Oct 2025426 PMAQI
10th Oct 2025537 PMAQI
10th Oct 2025468 PMAQI
10th Oct 2025559 PMAQI
10th Oct 20255310 PMAQI
10th Oct 20255211 PMAQI
11th Oct 20255012 AMAQI
11th Oct 2025521 AMAQI
11th Oct 2025362 AMAQI
11th Oct 2025343 AMAQI
11th Oct 2025254 AMAQI
11th Oct 2025195 AMAQI
11th Oct 2025376 AMAQI
16°C8/26°C
11th Oct 2025557 AMAQI
11th Oct 2025518 AMAQI
11th Oct 2025529 AMAQI
11th Oct 20254310 AMAQI
11th Oct 20256111 AMAQI
11th Oct 20256212 PMAQI
11th Oct 2025581 PMAQI
11th Oct 2025462 PMAQI
11th Oct 2025453 PMAQI
11th Oct 2025254 PMAQI
11th Oct 2025345 PMAQI
11th Oct 2025446 PMAQI
11th Oct 2025497 PMAQI
11th Oct 2025528 PMAQI
11th Oct 2025479 PMAQI
11th Oct 20255610 PMAQI
11th Oct 20256111 PMAQI
12th Oct 20255412 AMAQI
12th Oct 2025621 AMAQI
12th Oct 2025592 AMAQI
12th Oct 2025703 AMAQI
12th Oct 2025764 AMAQI
12th Oct 2025685 AMAQI
12th Oct 2025576 AMAQI
19°C12/25°C
12th Oct 2025547 AMAQI
12th Oct 2025568 AMAQI
12th Oct 2025549 AMAQI
12th Oct 20255110 AMAQI
12th Oct 20255311 AMAQI
12th Oct 20255112 PMAQI
12th Oct 2025531 PMAQI
12th Oct 2025482 PMAQI
12th Oct 2025523 PMAQI
12th Oct 2025494 PMAQI
12th Oct 2025385 PMAQI
12th Oct 2025366 PMAQI
12th Oct 2025407 PMAQI
12th Oct 2025528 PMAQI
12th Oct 2025509 PMAQI
12th Oct 20255510 PMAQI
12th Oct 20255911 PMAQI
13th Oct 20255212 AMAQI
13th Oct 2025501 AMAQI
13th Oct 2025522 AMAQI
13th Oct 2025413 AMAQI
13th Oct 2025404 AMAQI
13th Oct 2025465 AMAQI
13th Oct 2025576 AMAQI
19°C11/29°C
13th Oct 2025727 AMAQI
13th Oct 2025848 AMAQI
13th Oct 20251079 AMAQI
13th Oct 20259210 AMAQI
13th Oct 20258611 AMAQI
13th Oct 20257812 PMAQI
13th Oct 2025761 PMAQI
13th Oct 2025692 PMAQI
13th Oct 2025563 PMAQI
13th Oct 2025594 PMAQI
13th Oct 2025625 PMAQI
13th Oct 2025626 PMAQI
13th Oct 2025627 PMAQI
13th Oct 2025588 PMAQI
13th Oct 2025639 PMAQI
13th Oct 20257310 PMAQI
13th Oct 20259311 PMAQI
14th Oct 20259112 AMAQI
14th Oct 2025791 AMAQI
14th Oct 2025692 AMAQI
14th Oct 2025643 AMAQI
14th Oct 2025694 AMAQI
14th Oct 2025675 AMAQI
14th Oct 2025596 AMAQI
20°C15/29°C
14th Oct 2025647 AMAQI
14th Oct 2025788 AMAQI
14th Oct 20251069 AMAQI
14th Oct 202510610 AMAQI
14th Oct 20258011 AMAQI
14th Oct 20257812 PMAQI
14th Oct 2025661 PMAQI
14th Oct 2025602 PMAQI
14th Oct 2025563 PMAQI
14th Oct 2025574 PMAQI
14th Oct 2025595 PMAQI
14th Oct 2025526 PMAQI
14th Oct 2025517 PMAQI
14th Oct 2025508 PMAQI
14th Oct 2025759 PMAQI
14th Oct 20257010 PMAQI
14th Oct 20256811 PMAQI
15th Oct 20257112 AMAQI
15th Oct 2025751 AMAQI
15th Oct 2025762 AMAQI
15th Oct 2025843 AMAQI
15th Oct 2025724 AMAQI
15th Oct 2025695 AMAQI
15th Oct 2025586 AMAQI
22°C15/31°C
15th Oct 2025607 AMAQI
15th Oct 2025638 AMAQI
15th Oct 2025889 AMAQI
15th Oct 202511010 AMAQI
15th Oct 202510411 AMAQI
15th Oct 20259912 PMAQI
15th Oct 2025791 PMAQI
15th Oct 2025642 PMAQI
15th Oct 2025603 PMAQI
15th Oct 2025644 PMAQI
15th Oct 2025625 PMAQI
15th Oct 2025676 PMAQI
15th Oct 2025667 PMAQI
15th Oct 2025648 PMAQI
15th Oct 2025799 PMAQI
15th Oct 202511910 PMAQI
15th Oct 20259811 PMAQI
16th Oct 20259612 AMAQI
16th Oct 2025841 AMAQI
16th Oct 2025692 AMAQI
16th Oct 2025683 AMAQI
16th Oct 2025614 AMAQI
16th Oct 2025595 AMAQI
16th Oct 2025566 AMAQI
22°C14/32°C
16th Oct 2025577 AMAQI
16th Oct 2025618 AMAQI
16th Oct 2025679 AMAQI
16th Oct 20257010 AMAQI
16th Oct 20258111 AMAQI
16th Oct 20257512 PMAQI
16th Oct 2025691 PMAQI
16th Oct 2025622 PMAQI
16th Oct 2025583 PMAQI
16th Oct 2025744 PMAQI
16th Oct 2025755 PMAQI
16th Oct 2025576 PMAQI
16th Oct 2025517 PMAQI
16th Oct 2025558 PMAQI
16th Oct 2025609 PMAQI
16th Oct 20255910 PMAQI
16th Oct 20255811 PMAQI
17th Oct 20255512 AMAQI
17th Oct 2025591 AMAQI
17th Oct 2025602 AMAQI
17th Oct 2025543 AMAQI
17th Oct 2025514 AMAQI
17th Oct 2025495 AMAQI
17th Oct 2025406 AMAQI
22°C15/30°C
17th Oct 2025487 AMAQI
17th Oct 2025558 AMAQI
17th Oct 2025579 AMAQI
17th Oct 20255110 AMAQI
17th Oct 20255011 AMAQI
17th Oct 20255512 PMAQI
17th Oct 2025541 PMAQI
17th Oct 2025522 PMAQI
17th Oct 2025513 PMAQI
17th Oct 2025544 PMAQI
17th Oct 2025665 PMAQI
17th Oct 2025626 PMAQI
17th Oct 2025637 PMAQI
17th Oct 2025588 PMAQI
17th Oct 2025559 PMAQI
17th Oct 20255510 PMAQI
17th Oct 20255011 PMAQI
18th Oct 20255012 AMAQI
18th Oct 2025541 AMAQI
18th Oct 2025602 AMAQI
18th Oct 2025673 AMAQI
18th Oct 2025674 AMAQI
18th Oct 2025675 AMAQI
18th Oct 2025726 AMAQI
22°C16/31°C
18th Oct 2025727 AMAQI
18th Oct 2025788 AMAQI
18th Oct 2025719 AMAQI
18th Oct 20257010 AMAQI
18th Oct 20257111 AMAQI
18th Oct 20256612 PMAQI
18th Oct 2025671 PMAQI
18th Oct 2025592 PMAQI
18th Oct 2025543 PMAQI
18th Oct 2025444 PMAQI
18th Oct 2025525 PMAQI
18th Oct 2025226 PMAQI
18th Oct 2025337 PMAQI
18th Oct 2025428 PMAQI
18th Oct 2025399 PMAQI
18th Oct 20254310 PMAQI
18th Oct 20253611 PMAQI
19th Oct 20254012 AMAQI
19th Oct 2025141 AMAQI
19th Oct 202572 AMAQI
19th Oct 202583 AMAQI
19th Oct 202594 AMAQI
19th Oct 2025115 AMAQI
19th Oct 2025326 AMAQI
20°C16/29°C
19th Oct 2025177 AMAQI
19th Oct 2025118 AMAQI
19th Oct 202599 AMAQI
19th Oct 20251110 AMAQI
19th Oct 20252211 AMAQI
19th Oct 20252312 PMAQI
19th Oct 2025211 PMAQI
19th Oct 2025142 PMAQI
19th Oct 2025133 PMAQI
19th Oct 2025104 PMAQI
19th Oct 2025175 PMAQI
19th Oct 2025196 PMAQI
19th Oct 2025137 PMAQI
19th Oct 2025148 PMAQI
19th Oct 2025209 PMAQI
19th Oct 20251410 PMAQI
19th Oct 20251211 PMAQI
20th Oct 20251312 AMAQI
20th Oct 2025141 AMAQI
20th Oct 2025152 AMAQI
20th Oct 2025143 AMAQI
20th Oct 2025124 AMAQI
20th Oct 2025135 AMAQI
20th Oct 2025146 AMAQI
14°C9/20°C
20th Oct 2025147 AMAQI
20th Oct 2025118 AMAQI
20th Oct 2025169 AMAQI
20th Oct 20251810 AMAQI
20th Oct 20252011 AMAQI
20th Oct 20252612 PMAQI
20th Oct 2025341 PMAQI
20th Oct 2025372 PMAQI
20th Oct 2025423 PMAQI
20th Oct 2025374 PMAQI
20th Oct 2025465 PMAQI
20th Oct 2025386 PMAQI
20th Oct 2025337 PMAQI
20th Oct 2025398 PMAQI
20th Oct 2025429 PMAQI
20th Oct 20253210 PMAQI
20th Oct 20251711 PMAQI
21st Oct 20251712 AMAQI
21st Oct 2025191 AMAQI
21st Oct 2025202 AMAQI
21st Oct 2025213 AMAQI
21st Oct 2025254 AMAQI
21st Oct 2025235 AMAQI
21st Oct 2025226 AMAQI
13°C6/21°C
21st Oct 2025207 AMAQI
21st Oct 2025198 AMAQI
21st Oct 2025229 AMAQI
21st Oct 20252510 AMAQI
21st Oct 20252811 AMAQI
21st Oct 20252412 PMAQI
21st Oct 2025221 PMAQI
21st Oct 2025222 PMAQI
21st Oct 2025263 PMAQI
21st Oct 2025334 PMAQI
21st Oct 2025315 PMAQI
21st Oct 2025226 PMAQI
21st Oct 2025237 PMAQI
21st Oct 2025298 PMAQI
21st Oct 2025399 PMAQI
21st Oct 20252710 PMAQI
21st Oct 20252411 PMAQI
22nd Oct 20252512 AMAQI
22nd Oct 2025241 AMAQI
22nd Oct 2025242 AMAQI
22nd Oct 2025233 AMAQI
22nd Oct 2025224 AMAQI
22nd Oct 2025215 AMAQI
22nd Oct 2025216 AMAQI
15°C10/20°C
22nd Oct 2025197 AMAQI
22nd Oct 2025208 AMAQI
22nd Oct 2025229 AMAQI
22nd Oct 20252010 AMAQI
22nd Oct 20252011 AMAQI
22nd Oct 20252012 PMAQI
22nd Oct 2025191 PMAQI
22nd Oct 2025182 PMAQI
22nd Oct 2025183 PMAQI
22nd Oct 2025194 PMAQI
22nd Oct 2025185 PMAQI
22nd Oct 2025206 PMAQI
22nd Oct 2025207 PMAQI
22nd Oct 2025198 PMAQI
22nd Oct 2025229 PMAQI
22nd Oct 20253610 PMAQI
22nd Oct 20254411 PMAQI
23rd Oct 20254412 AMAQI
23rd Oct 2025681 AMAQI
23rd Oct 2025712 AMAQI
23rd Oct 2025693 AMAQI
23rd Oct 2025654 AMAQI
23rd Oct 2025655 AMAQI
23rd Oct 2025636 AMAQI
12°C6/20°C
23rd Oct 2025487 AMAQI
23rd Oct 2025328 AMAQI
23rd Oct 2025329 AMAQI
23rd Oct 20253410 AMAQI
23rd Oct 20253411 AMAQI
23rd Oct 20253912 PMAQI
23rd Oct 2025391 PMAQI
23rd Oct 2025392 PMAQI
23rd Oct 2025293 PMAQI
23rd Oct 2025214 PMAQI
23rd Oct 2025205 PMAQI
23rd Oct 2025216 PMAQI
23rd Oct 2025197 PMAQI
23rd Oct 2025248 PMAQI
23rd Oct 2025309 PMAQI
23rd Oct 20253510 PMAQI
23rd Oct 20258011 PMAQI
24th Oct 20256212 AMAQI
24th Oct 2025601 AMAQI
24th Oct 2025982 AMAQI
24th Oct 20251563 AMAQI
24th Oct 20251404 AMAQI
24th Oct 20251245 AMAQI
24th Oct 20251266 AMAQI
11°C3/20°C
24th Oct 2025887 AMAQI
24th Oct 2025538 AMAQI
24th Oct 2025559 AMAQI
24th Oct 20256110 AMAQI
24th Oct 20256711 AMAQI
24th Oct 20256812 PMAQI
24th Oct 2025691 PMAQI
24th Oct 2025612 PMAQI
24th Oct 2025513 PMAQI
24th Oct 2025484 PMAQI
24th Oct 2025435 PMAQI
24th Oct 2025526 PMAQI
24th Oct 2025507 PMAQI
24th Oct 2025508 PMAQI
24th Oct 2025539 PMAQI
24th Oct 20253910 PMAQI
24th Oct 20253811 PMAQI
25th Oct 20254712 AMAQI
25th Oct 2025401 AMAQI
25th Oct 2025462 AMAQI
25th Oct 2025483 AMAQI
25th Oct 2025434 AMAQI
25th Oct 2025415 AMAQI
25th Oct 2025346 AMAQI
11°C2/20°C
25th Oct 2025217 AMAQI
25th Oct 2025218 AMAQI
25th Oct 2025229 AMAQI
25th Oct 20252610 AMAQI
25th Oct 20253311 AMAQI
25th Oct 20253312 PMAQI
25th Oct 2025301 PMAQI
25th Oct 2025262 PMAQI
25th Oct 2025283 PMAQI
25th Oct 2025304 PMAQI
25th Oct 2025355 PMAQI
25th Oct 2025366 PMAQI
25th Oct 2025317 PMAQI
25th Oct 2025288 PMAQI
25th Oct 2025189 PMAQI
25th Oct 20252010 PMAQI
25th Oct 20253111 PMAQI
26th Oct 20253912 AMAQI
26th Oct 2025401 AMAQI
26th Oct 2025202 AMAQI
26th Oct 2025163 AMAQI
26th Oct 2025144 AMAQI
26th Oct 2025125 AMAQI
26th Oct 2025126 AMAQI
14°C11/19°C
26th Oct 2025127 AMAQI
26th Oct 2025158 AMAQI
26th Oct 2025269 AMAQI
26th Oct 20253610 AMAQI
26th Oct 20253411 AMAQI
26th Oct 20253212 PMAQI
26th Oct 2025221 PMAQI
26th Oct 2025222 PMAQI
26th Oct 2025253 PMAQI
26th Oct 2025314 PMAQI
26th Oct 2025325 PMAQI
26th Oct 2025386 PMAQI
26th Oct 2025287 PMAQI
26th Oct 2025218 PMAQI
26th Oct 2025309 PMAQI
26th Oct 20252810 PMAQI
26th Oct 20252811 PMAQI
27th Oct 20252812 AMAQI
27th Oct 2025251 AMAQI
27th Oct 2025172 AMAQI
27th Oct 2025163 AMAQI
27th Oct 2025154 AMAQI
27th Oct 2025155 AMAQI
27th Oct 2025196 AMAQI
14°C10/20°C
27th Oct 2025217 AMAQI
27th Oct 2025188 AMAQI
27th Oct 2025269 AMAQI
27th Oct 20252310 AMAQI
27th Oct 20252811 AMAQI
27th Oct 20252812 PMAQI
27th Oct 2025221 PMAQI
27th Oct 2025222 PMAQI
27th Oct 2025283 PMAQI
27th Oct 2025284 PMAQI
27th Oct 2025265 PMAQI
27th Oct 2025206 PMAQI
27th Oct 2025287 PMAQI
27th Oct 2025288 PMAQI
27th Oct 2025379 PMAQI
27th Oct 20254110 PMAQI
27th Oct 20252811 PMAQI
28th Oct 20252812 AMAQI
28th Oct 2025241 AMAQI
28th Oct 2025282 AMAQI
28th Oct 2025303 AMAQI
28th Oct 2025334 AMAQI
28th Oct 2025335 AMAQI
28th Oct 2025366 AMAQI
11°C9/13°C
28th Oct 2025457 AMAQI
28th Oct 2025538 AMAQI
28th Oct 2025559 AMAQI
28th Oct 20255410 AMAQI
28th Oct 20255411 AMAQI
28th Oct 20255312 PMAQI
28th Oct 2025541 PMAQI
28th Oct 2025462 PMAQI
28th Oct 2025313 PMAQI
28th Oct 2025394 PMAQI
28th Oct 2025375 PMAQI
28th Oct 2025316 PMAQI
28th Oct 2025287 PMAQI
28th Oct 2025228 PMAQI
28th Oct 2025129 PMAQI
28th Oct 20251710 PMAQI
28th Oct 20252111 PMAQI
29th Oct 20252212 AMAQI
29th Oct 2025281 AMAQI
29th Oct 2025182 AMAQI
29th Oct 2025173 AMAQI
29th Oct 2025114 AMAQI
29th Oct 2025125 AMAQI
29th Oct 2025126 AMAQI
12°C11/14°C
29th Oct 2025137 AMAQI
29th Oct 2025178 AMAQI
29th Oct 2025179 AMAQI
29th Oct 20251610 AMAQI
29th Oct 20252511 AMAQI
29th Oct 20253212 PMAQI
29th Oct 2025221 PMAQI
29th Oct 2025242 PMAQI
29th Oct 2025283 PMAQI
29th Oct 2025264 PMAQI
29th Oct 2025235 PMAQI
29th Oct 2025246 PMAQI
29th Oct 2025257 PMAQI
29th Oct 2025228 PMAQI
29th Oct 2025289 PMAQI
29th Oct 20254410 PMAQI
29th Oct 20252911 PMAQI
30th Oct 20251912 AMAQI
30th Oct 2025181 AMAQI
30th Oct 2025232 AMAQI
30th Oct 2025293 AMAQI
30th Oct 2025224 AMAQI
30th Oct 2025225 AMAQI
30th Oct 2025216 AMAQI
11°C9/14°C
30th Oct 2025197 AMAQI
30th Oct 2025308 AMAQI
30th Oct 2025179 AMAQI
30th Oct 20251910 AMAQI
30th Oct 20252211 AMAQI
30th Oct 20252412 PMAQI
30th Oct 2025301 PMAQI
30th Oct 2025412 PMAQI
30th Oct 2025463 PMAQI
30th Oct 2025314 PMAQI
30th Oct 2025285 PMAQI
30th Oct 2025326 PMAQI
30th Oct 2025217 PMAQI
30th Oct 2025208 PMAQI
30th Oct 2025179 PMAQI
30th Oct 20252010 PMAQI
30th Oct 20252411 PMAQI
31st Oct 20252612 AMAQI
31st Oct 2025281 AMAQI
31st Oct 2025272 AMAQI
31st Oct 2025343 AMAQI
31st Oct 2025444 AMAQI
31st Oct 2025445 AMAQI
31st Oct 2025446 AMAQI
9°C8/11°C
31st Oct 2025337 AMAQI
31st Oct 2025368 AMAQI
31st Oct 2025409 AMAQI
31st Oct 20256210 AMAQI
31st Oct 20256111 AMAQI
31st Oct 20256312 PMAQI
31st Oct 2025501 PMAQI
31st Oct 2025462 PMAQI
31st Oct 2025343 PMAQI
31st Oct 2025224 PMAQI
31st Oct 2025215 PMAQI
31st Oct 2025186 PMAQI
31st Oct 2025207 PMAQI
31st Oct 2025228 PMAQI
31st Oct 2025209 PMAQI
31st Oct 20251810 PMAQI
31st Oct 20253111 PMAQI
1st Nov 20254412 AMAQI
1st Nov 2025441 AMAQI
1st Nov 2025442 AMAQI
1st Nov 2025183 AMAQI
1st Nov 2025224 AMAQI
1st Nov 2025225 AMAQI
1st Nov 2025226 AMAQI
9°C4/17°C
1st Nov 2025227 AMAQI
1st Nov 2025258 AMAQI
1st Nov 2025339 AMAQI
1st Nov 20253110 AMAQI
1st Nov 20252411 AMAQI
1st Nov 20252612 PMAQI
1st Nov 2025241 PMAQI
1st Nov 2025232 PMAQI
1st Nov 2025123 PMAQI
1st Nov 2025114 PMAQI
1st Nov 2025165 PMAQI
1st Nov 2025196 PMAQI
1st Nov 2025117 PMAQI
1st Nov 2025138 PMAQI
1st Nov 2025179 PMAQI
1st Nov 20251810 PMAQI
1st Nov 20252211 PMAQI
2nd Nov 20253212 AMAQI
2nd Nov 2025281 AMAQI
2nd Nov 2025312 AMAQI
2nd Nov 2025373 AMAQI
2nd Nov 2025334 AMAQI
2nd Nov 2025355 AMAQI
2nd Nov 2025306 AMAQI
8°C4/12°C
2nd Nov 2025267 AMAQI
2nd Nov 2025308 AMAQI
2nd Nov 2025289 AMAQI
2nd Nov 20253410 AMAQI
2nd Nov 20251911 AMAQI
2nd Nov 20251712 PMAQI
2nd Nov 2025511 PMAQI
2nd Nov 2025542 PMAQI
2nd Nov 2025543 PMAQI
2nd Nov 2025184 PMAQI
2nd Nov 2025205 PMAQI
2nd Nov 2025156 PMAQI
2nd Nov 2025157 PMAQI
2nd Nov 2025168 PMAQI
2nd Nov 2025279 PMAQI
2nd Nov 20255410 PMAQI
2nd Nov 20255411 PMAQI
3rd Nov 20253612 AMAQI
3rd Nov 2025301 AMAQI
3rd Nov 2025262 AMAQI
3rd Nov 2025283 AMAQI
3rd Nov 2025224 AMAQI
3rd Nov 2025225 AMAQI
3rd Nov 2025286 AMAQI
6°C-1/13°C
3rd Nov 2025207 AMAQI
3rd Nov 2025208 AMAQI
3rd Nov 2025229 AMAQI
3rd Nov 20252710 AMAQI
3rd Nov 20254211 AMAQI
3rd Nov 20252412 PMAQI
3rd Nov 2025491 PMAQI
3rd Nov 2025432 PMAQI
3rd Nov 2025373 PMAQI
3rd Nov 2025444 PMAQI
3rd Nov 2025415 PMAQI
3rd Nov 2025306 PMAQI
3rd Nov 2025257 PMAQI
3rd Nov 2025328 PMAQI
3rd Nov 2025409 PMAQI
3rd Nov 20254110 PMAQI
3rd Nov 202511611 PMAQI
4th Nov 20257412 AMAQI
4th Nov 2025591 AMAQI
4th Nov 2025592 AMAQI
4th Nov 2025603 AMAQI
4th Nov 2025594 AMAQI
4th Nov 2025605 AMAQI
4th Nov 2025576 AMAQI
10°C3/21°C
4th Nov 2025597 AMAQI
7 AM4th Nov 2025628 AMAQI
4th Nov 2025639 AMAQI
4th Nov 20256110 AMAQI
4th Nov 20255611 AMAQI
4th Nov 20254412 PMAQI
12 PM4th Nov 2025431 PMAQI
4th Nov 2025382 PMAQI
4th Nov 2025553 PMAQI
4th Nov 2025414 PMAQI
4th Nov 2025515 PMAQI
6 PM
12 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
11 AM - 12 PM
49AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
6 PM
35AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 12 PM (Avg. 49), while the lowest AQI was between 6 PM to 6 PM (Avg. 35).
Night time
Avg. Highest Time
11 PM
49AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
7 PM - 8 PM
36AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 PM to 11 PM (Avg. 49), while the lowest AQI was between 7 PM to 8 PM (Avg. 36).
2025 Days Vs Air Quality
West Alton, Missouri, United States
2025
69%
153
31%
68
0.4%
1
Total number of days with different AQI categories in last 308 days in 2025 (57 days remaining)
Good
153 DaysModerate
68 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 69%
Health Risk Level:
Moderate
In 2025, 69% of 308 days were within WHO’s safe air quality limits, and 31% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
West Alton, Missouri, 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
52AQI
52AQI
28th March 2025
39AQI
39AQI
29th March 2025
42AQI
42AQI
30th March 2025
26AQI
26AQI
31st March 2025
18AQI
18AQI
1st April 2025
36AQI
36AQI
2nd April 2025
40AQI
40AQI
3rd April 2025
31AQI
31AQI
4th April 2025
26AQI
26AQI
5th April 2025
25AQI
25AQI
6th April 2025
21AQI
21AQI
7th April 2025
34AQI
34AQI
8th April 2025
24AQI
24AQI
9th April 2025
33AQI
33AQI
10th April 2025
42AQI
42AQI
11th April 2025
41AQI
41AQI
12th April 2025
58AQI
58AQI
13th April 2025
44AQI
44AQI
14th April 2025
41AQI
41AQI
15th April 2025
23AQI
23AQI
16th April 2025
40AQI
40AQI
17th April 2025
50AQI
50AQI
18th April 2025
57AQI
57AQI
19th April 2025
48AQI
48AQI
20th April 2025
51AQI
51AQI
21st April 2025
22AQI
22AQI
22nd April 2025
38AQI
38AQI
23rd April 2025
40AQI
40AQI
24th April 2025
46AQI
46AQI
25th April 2025
39AQI
39AQI
26th April 2025
25AQI
25AQI
27th April 2025
26AQI
26AQI
28th April 2025
41AQI
41AQI
29th April 2025
35AQI
35AQI
30th April 2025
31AQI
31AQI
1st May 2025
27AQI
27AQI
2nd May 2025
29AQI
29AQI
3rd May 2025
27AQI
27AQI
4th May 2025
19AQI
19AQI
5th May 2025
19AQI
19AQI
6th May 2025
34AQI
34AQI
7th May 2025
31AQI
31AQI
8th May 2025
31AQI
31AQI
9th May 2025
28AQI
28AQI
10th May 2025
41AQI
41AQI
11th May 2025
37AQI
37AQI
12th May 2025
36AQI
36AQI
13th May 2025
30AQI
30AQI
14th May 2025
40AQI
40AQI
15th May 2025
57AQI
57AQI
16th May 2025
46AQI
46AQI
17th May 2025
28AQI
28AQI
18th May 2025
25AQI
25AQI
19th May 2025
36AQI
36AQI
20th May 2025
28AQI
28AQI
21st May 2025
17AQI
17AQI
22nd May 2025
17AQI
17AQI
23rd May 2025
22AQI
22AQI
24th May 2025
31AQI
31AQI
25th May 2025
35AQI
35AQI
26th May 2025
21AQI
21AQI
27th May 2025
25AQI
25AQI
28th May 2025
27AQI
27AQI
29th May 2025
48AQI
48AQI
30th May 2025
31AQI
31AQI
31st May 2025
44AQI
44AQI
1st June 2025
41AQI
41AQI
2nd June 2025
50AQI
50AQI
3rd June 2025
61AQI
61AQI
4th June 2025
50AQI
50AQI
5th June 2025
42AQI
42AQI
6th June 2025
53AQI
53AQI
7th June 2025
82AQI
82AQI
8th June 2025
56AQI
56AQI
9th June 2025
60AQI
60AQI
10th June 2025
62AQI
62AQI
11th June 2025
78AQI
78AQI
12th June 2025
80AQI
80AQI
13th June 2025
50AQI
50AQI
14th June 2025
36AQI
36AQI
15th June 2025
47AQI
47AQI
16th June 2025
32AQI
32AQI
17th June 2025
40AQI
40AQI
18th June 2025
37AQI
37AQI
19th June 2025
25AQI
25AQI
20th June 2025
45AQI
45AQI
21st June 2025
52AQI
52AQI
22nd June 2025
53AQI
53AQI
23rd June 2025
59AQI
59AQI
24th June 2025
54AQI
54AQI
25th June 2025
52AQI
52AQI
26th June 2025
51AQI
51AQI
27th June 2025
37AQI
37AQI
28th June 2025
28AQI
28AQI
29th June 2025
25AQI
25AQI
30th June 2025
28AQI
28AQI
1st July 2025
30AQI
30AQI
2nd July 2025
46AQI
46AQI
3rd July 2025
54AQI
54AQI
4th July 2025
64AQI
64AQI
5th July 2025
82AQI
82AQI
6th July 2025
60AQI
60AQI
7th July 2025
40AQI
40AQI
8th July 2025
52AQI
52AQI
9th July 2025
38AQI
38AQI
10th July 2025
43AQI
43AQI
11th July 2025
49AQI
49AQI
12th July 2025
35AQI
35AQI
13th July 2025
35AQI
35AQI
14th July 2025
31AQI
31AQI
15th July 2025
38AQI
38AQI
16th July 2025
38AQI
38AQI
17th July 2025
33AQI
33AQI
18th July 2025
31AQI
31AQI
19th July 2025
51AQI
51AQI
20th July 2025
54AQI
54AQI
21st July 2025
30AQI
30AQI
22nd July 2025
44AQI
44AQI
23rd July 2025
56AQI
56AQI
24th July 2025
58AQI
58AQI
25th July 2025
47AQI
47AQI
26th July 2025
49AQI
49AQI
27th July 2025
29AQI
29AQI
28th July 2025
39AQI
39AQI
29th July 2025
50AQI
50AQI
30th July 2025
48AQI
48AQI
31st July 2025
43AQI
43AQI
1st August 2025
113AQI
113AQI
2nd August 2025
80AQI
80AQI
3rd August 2025
44AQI
44AQI
4th August 2025
38AQI
38AQI
5th August 2025
32AQI
32AQI
6th August 2025
51AQI
51AQI
7th August 2025
55AQI
55AQI
8th August 2025
55AQI
55AQI
9th August 2025
51AQI
51AQI
10th August 2025
46AQI
46AQI
11th August 2025
44AQI
44AQI
12th August 2025
48AQI
48AQI
13th August 2025
46AQI
46AQI
14th August 2025
63AQI
63AQI
15th August 2025
58AQI
58AQI
16th August 2025
56AQI
56AQI
17th August 2025
58AQI
58AQI
18th August 2025
61AQI
61AQI
19th August 2025
52AQI
52AQI
20th August 2025
27AQI
27AQI
21st August 2025
22AQI
22AQI
22nd August 2025
31AQI
31AQI
23rd August 2025
42AQI
42AQI
24th August 2025
24AQI
24AQI
25th August 2025
26AQI
26AQI
26th August 2025
30AQI
30AQI
27th August 2025
39AQI
39AQI
28th August 2025
45AQI
45AQI
29th August 2025
50AQI
50AQI
30th August 2025
39AQI
39AQI
31st August 2025
32AQI
32AQI
1st September 2025
28AQI
28AQI
2nd September 2025
30AQI
30AQI
3rd September 2025
46AQI
46AQI
4th September 2025
56AQI
56AQI
5th September 2025
54AQI
54AQI
6th September 2025
30AQI
30AQI
7th September 2025
26AQI
26AQI
8th September 2025
31AQI
31AQI
9th September 2025
44AQI
44AQI
10th September 2025
54AQI
54AQI
11th September 2025
62AQI
62AQI
12th September 2025
62AQI
62AQI
13th September 2025
60AQI
60AQI
14th September 2025
59AQI
59AQI
15th September 2025
57AQI
57AQI
16th September 2025
59AQI
59AQI
17th September 2025
56AQI
56AQI
18th September 2025
64AQI
64AQI
19th September 2025
47AQI
47AQI
20th September 2025
51AQI
51AQI
21st September 2025
44AQI
44AQI
22nd September 2025
40AQI
40AQI
23rd September 2025
45AQI
45AQI
24th September 2025
32AQI
32AQI
25th September 2025
26AQI
26AQI
26th September 2025
36AQI
36AQI
27th September 2025
44AQI
44AQI
28th September 2025
52AQI
52AQI
29th September 2025
59AQI
59AQI
30th September 2025
59AQI
59AQI
1st October 2025
65AQI
65AQI
2nd October 2025
62AQI
62AQI
3rd October 2025
54AQI
54AQI
4th October 2025
53AQI
53AQI
5th October 2025
48AQI
48AQI
6th October 2025
47AQI
47AQI
7th October 2025
31AQI
31AQI
8th October 2025
41AQI
41AQI
9th October 2025
53AQI
53AQI
10th October 2025
55AQI
55AQI
11th October 2025
45AQI
45AQI
12th October 2025
55AQI
55AQI
13th October 2025
64AQI
64AQI
14th October 2025
69AQI
69AQI
15th October 2025
78AQI
78AQI
16th October 2025
65AQI
65AQI
17th October 2025
55AQI
55AQI
18th October 2025
55AQI
55AQI
19th October 2025
16AQI
16AQI
20th October 2025
25AQI
25AQI
21st October 2025
24AQI
24AQI
22nd October 2025
23AQI
23AQI
23rd October 2025
44AQI
44AQI
24th October 2025
74AQI
74AQI
25th October 2025
33AQI
33AQI
26th October 2025
26AQI
26AQI
27th October 2025
24AQI
24AQI
28th October 2025
34AQI
34AQI
29th October 2025
22AQI
22AQI
30th October 2025
24AQI
24AQI
31st October 2025
34AQI
34AQI
1st November 2025
24AQI
24AQI
2nd November 2025
31AQI
31AQI
3rd November 2025
35AQI
35AQI
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
35AQI
37AQI
31AQI
49AQI
45AQI
47AQI
47AQI
45AQI
30AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202543AQI
4
1
27
3
30
1
16
14
22
9
19
11
1
15
15
17
14
3
153
68
1
Highest AQI recorded in
June49AQI
Lowest AQI recorded in
November30AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
43AQILeast Polluted Year Recorded
2025(Avg.)
43AQIWest Alton's annual 2025 AQI (43) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
