Lewiston, Auburn, Maine, 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+
August Air Quality Analysis
Lewiston, Auburn, Maine, United States
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Aug 2025
85AQILowest AQI recorded on
30th Aug 2023
8AQISame Day Analysis (11th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 42 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Lewiston, Auburn, Maine, United States
AQI
Day
Night
.
5 AM11th Aug 2025
8 PM
4 AM12th Aug 2025
Day time
Avg. Highest Time
2PM11th Aug
60AQI
Avg. Lowest Time
7AM11th Aug
34AQI
Night time
Avg. Highest Time
10PM11th Aug
61AQI
Avg. Lowest Time
8PM11th Aug
56AQI
In the last 24 hours,
Lewiston's AQI reached its highest point of 61 at 10 PM during the Night, while the lowest point, 34, was recorded at 7 AM during the Day between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Lewiston, Auburn, Maine, United States
JulAug
13th - 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 - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th
Day
Night
13th Jul 2025205 AMAQI
13th Jul 2025166 AMAQI
13th Jul 2025177 AMAQI
13th Jul 2025178 AMAQI
13th Jul 2025199 AMAQI
13th Jul 20251910 AMAQI
13th Jul 20251611 AMAQI
13th Jul 20251612 PMAQI
13th Jul 2025171 PMAQI
13th Jul 2025242 PMAQI
13th Jul 2025233 PMAQI
13th Jul 2025214 PMAQI
13th Jul 2025205 PMAQI
13th Jul 2025236 PMAQI
13th Jul 2025187 PMAQI
13th Jul 2025188 PMAQI
13th Jul 2025189 PMAQI
13th Jul 20251810 PMAQI
13th Jul 20252011 PMAQI
14th Jul 20252012 AMAQI
14th Jul 2025201 AMAQI
14th Jul 2025172 AMAQI
14th Jul 2025173 AMAQI
14th Jul 2025164 AMAQI
19°C17/21°C
14th Jul 2025155 AMAQI
14th Jul 2025166 AMAQI
14th Jul 2025167 AMAQI
14th Jul 2025168 AMAQI
14th Jul 2025169 AMAQI
14th Jul 20251610 AMAQI
14th Jul 20251611 AMAQI
14th Jul 20251612 PMAQI
14th Jul 2025161 PMAQI
14th Jul 2025182 PMAQI
14th Jul 2025173 PMAQI
14th Jul 2025174 PMAQI
14th Jul 2025165 PMAQI
14th Jul 2025176 PMAQI
14th Jul 2025167 PMAQI
14th Jul 2025168 PMAQI
14th Jul 2025169 PMAQI
14th Jul 20251810 PMAQI
14th Jul 20251811 PMAQI
15th Jul 20251812 AMAQI
15th Jul 2025171 AMAQI
15th Jul 2025162 AMAQI
15th Jul 2025183 AMAQI
15th Jul 2025164 AMAQI
21°C17/25°C
15th Jul 2025165 AMAQI
15th Jul 2025166 AMAQI
15th Jul 2025167 AMAQI
15th Jul 2025188 AMAQI
15th Jul 2025189 AMAQI
15th Jul 20252110 AMAQI
15th Jul 20252311 AMAQI
15th Jul 20252612 PMAQI
15th Jul 2025261 PMAQI
15th Jul 2025252 PMAQI
15th Jul 2025263 PMAQI
15th Jul 2025294 PMAQI
15th Jul 2025265 PMAQI
15th Jul 2025276 PMAQI
15th Jul 2025197 PMAQI
15th Jul 2025198 PMAQI
15th Jul 2025229 PMAQI
15th Jul 20252110 PMAQI
15th Jul 20252211 PMAQI
16th Jul 20252212 AMAQI
16th Jul 2025211 AMAQI
16th Jul 2025212 AMAQI
16th Jul 2025203 AMAQI
16th Jul 2025204 AMAQI
25°C19/33°C
16th Jul 2025205 AMAQI
16th Jul 2025206 AMAQI
16th Jul 2025217 AMAQI
16th Jul 2025258 AMAQI
16th Jul 2025239 AMAQI
16th Jul 20253310 AMAQI
16th Jul 20255511 AMAQI
16th Jul 20255512 PMAQI
16th Jul 2025571 PMAQI
16th Jul 2025512 PMAQI
16th Jul 2025363 PMAQI
16th Jul 2025514 PMAQI
16th Jul 2025485 PMAQI
16th Jul 2025506 PMAQI
16th Jul 2025497 PMAQI
16th Jul 2025528 PMAQI
16th Jul 2025509 PMAQI
16th Jul 20255010 PMAQI
16th Jul 20254811 PMAQI
17th Jul 20254612 AMAQI
17th Jul 2025521 AMAQI
17th Jul 2025472 AMAQI
17th Jul 2025363 AMAQI
17th Jul 2025384 AMAQI
25°C17/34°C
17th Jul 2025445 AMAQI
17th Jul 2025496 AMAQI
17th Jul 2025497 AMAQI
17th Jul 2025478 AMAQI
17th Jul 2025529 AMAQI
17th Jul 20255210 AMAQI
17th Jul 20255111 AMAQI
17th Jul 20255112 PMAQI
17th Jul 2025501 PMAQI
17th Jul 2025442 PMAQI
17th Jul 2025423 PMAQI
17th Jul 2025404 PMAQI
17th Jul 2025395 PMAQI
17th Jul 2025406 PMAQI
17th Jul 2025467 PMAQI
17th Jul 2025458 PMAQI
17th Jul 2025409 PMAQI
17th Jul 20253810 PMAQI
17th Jul 20253711 PMAQI
18th Jul 20253212 AMAQI
18th Jul 2025191 AMAQI
18th Jul 2025142 AMAQI
18th Jul 2025133 AMAQI
18th Jul 2025124 AMAQI
23°C20/27°C
18th Jul 2025125 AMAQI
18th Jul 2025126 AMAQI
18th Jul 2025147 AMAQI
18th Jul 2025138 AMAQI
18th Jul 2025139 AMAQI
18th Jul 20251210 AMAQI
18th Jul 20251211 AMAQI
18th Jul 20251512 PMAQI
18th Jul 2025141 PMAQI
18th Jul 2025142 PMAQI
18th Jul 2025183 PMAQI
18th Jul 2025214 PMAQI
18th Jul 2025205 PMAQI
18th Jul 2025196 PMAQI
18th Jul 2025167 PMAQI
18th Jul 2025168 PMAQI
18th Jul 2025209 PMAQI
18th Jul 20251910 PMAQI
18th Jul 20252211 PMAQI
19th Jul 20253012 AMAQI
19th Jul 2025371 AMAQI
19th Jul 2025342 AMAQI
19th Jul 2025323 AMAQI
19th Jul 2025264 AMAQI
23°C16/28°C
19th Jul 2025275 AMAQI
19th Jul 2025326 AMAQI
19th Jul 2025297 AMAQI
19th Jul 2025288 AMAQI
19th Jul 2025319 AMAQI
19th Jul 20252810 AMAQI
19th Jul 20252111 AMAQI
19th Jul 20251912 PMAQI
19th Jul 2025231 PMAQI
19th Jul 2025302 PMAQI
19th Jul 2025283 PMAQI
19th Jul 2025274 PMAQI
19th Jul 2025275 PMAQI
19th Jul 2025276 PMAQI
19th Jul 2025287 PMAQI
19th Jul 2025288 PMAQI
19th Jul 2025289 PMAQI
19th Jul 20253010 PMAQI
19th Jul 20253311 PMAQI
20th Jul 20253312 AMAQI
20th Jul 2025361 AMAQI
20th Jul 2025312 AMAQI
20th Jul 2025253 AMAQI
20th Jul 2025204 AMAQI
21°C12/28°C
20th Jul 2025205 AMAQI
20th Jul 2025226 AMAQI
20th Jul 2025247 AMAQI
20th Jul 2025288 AMAQI
20th Jul 2025289 AMAQI
20th Jul 20252710 AMAQI
20th Jul 20253311 AMAQI
20th Jul 20253012 PMAQI
20th Jul 2025301 PMAQI
20th Jul 2025322 PMAQI
20th Jul 2025293 PMAQI
20th Jul 2025254 PMAQI
20th Jul 2025255 PMAQI
20th Jul 2025246 PMAQI
20th Jul 2025277 PMAQI
20th Jul 2025278 PMAQI
20th Jul 2025269 PMAQI
20th Jul 20252610 PMAQI
20th Jul 20252611 PMAQI
21st Jul 20252312 AMAQI
21st Jul 2025211 AMAQI
21st Jul 2025292 AMAQI
21st Jul 2025273 AMAQI
21st Jul 2025384 AMAQI
19°C17/25°C
21st Jul 2025525 AMAQI
21st Jul 2025536 AMAQI
21st Jul 2025467 AMAQI
21st Jul 2025468 AMAQI
21st Jul 2025369 AMAQI
21st Jul 20252610 AMAQI
21st Jul 20252111 AMAQI
21st Jul 20251812 PMAQI
21st Jul 2025171 PMAQI
21st Jul 2025192 PMAQI
21st Jul 2025223 PMAQI
21st Jul 2025224 PMAQI
21st Jul 2025235 PMAQI
21st Jul 2025226 PMAQI
21st Jul 2025257 PMAQI
21st Jul 2025248 PMAQI
21st Jul 2025239 PMAQI
21st Jul 20252210 PMAQI
21st Jul 20252211 PMAQI
22nd Jul 20252312 AMAQI
22nd Jul 2025181 AMAQI
22nd Jul 2025142 AMAQI
22nd Jul 2025143 AMAQI
22nd Jul 2025134 AMAQI
20°C16/25°C
22nd Jul 2025175 AMAQI
22nd Jul 2025166 AMAQI
22nd Jul 2025147 AMAQI
22nd Jul 2025158 AMAQI
22nd Jul 2025159 AMAQI
22nd Jul 20251410 AMAQI
22nd Jul 20251411 AMAQI
22nd Jul 20251712 PMAQI
22nd Jul 2025191 PMAQI
22nd Jul 2025202 PMAQI
22nd Jul 2025173 PMAQI
22nd Jul 2025164 PMAQI
22nd Jul 2025165 PMAQI
22nd Jul 2025166 PMAQI
22nd Jul 2025167 PMAQI
22nd Jul 2025168 PMAQI
22nd Jul 2025169 PMAQI
22nd Jul 20251710 PMAQI
22nd Jul 20252011 PMAQI
23rd Jul 20252212 AMAQI
23rd Jul 2025241 AMAQI
23rd Jul 2025252 AMAQI
23rd Jul 2025283 AMAQI
23rd Jul 2025234 AMAQI
19°C11/27°C
23rd Jul 2025195 AMAQI
23rd Jul 2025216 AMAQI
23rd Jul 2025227 AMAQI
23rd Jul 2025258 AMAQI
23rd Jul 2025239 AMAQI
23rd Jul 20252310 AMAQI
23rd Jul 20252411 AMAQI
23rd Jul 20252612 PMAQI
23rd Jul 2025231 PMAQI
23rd Jul 2025202 PMAQI
23rd Jul 2025243 PMAQI
23rd Jul 2025274 PMAQI
23rd Jul 2025285 PMAQI
23rd Jul 2025286 PMAQI
23rd Jul 2025267 PMAQI
23rd Jul 2025278 PMAQI
23rd Jul 2025279 PMAQI
23rd Jul 20252810 PMAQI
23rd Jul 20252711 PMAQI
24th Jul 20252512 AMAQI
24th Jul 2025161 AMAQI
24th Jul 2025142 AMAQI
24th Jul 2025193 AMAQI
24th Jul 2025234 AMAQI
21°C13/28°C
24th Jul 2025175 AMAQI
24th Jul 2025196 AMAQI
24th Jul 2025257 AMAQI
24th Jul 2025298 AMAQI
24th Jul 2025319 AMAQI
24th Jul 20253010 AMAQI
24th Jul 20253611 AMAQI
24th Jul 20254312 PMAQI
24th Jul 2025441 PMAQI
24th Jul 2025382 PMAQI
24th Jul 2025363 PMAQI
24th Jul 2025364 PMAQI
24th Jul 2025365 PMAQI
24th Jul 2025366 PMAQI
24th Jul 2025337 PMAQI
24th Jul 2025338 PMAQI
24th Jul 2025419 PMAQI
24th Jul 20254310 PMAQI
24th Jul 20254211 PMAQI
25th Jul 20253912 AMAQI
25th Jul 2025401 AMAQI
25th Jul 2025522 AMAQI
25th Jul 2025523 AMAQI
25th Jul 2025514 AMAQI
24°C15/33°C
25th Jul 2025485 AMAQI
25th Jul 2025506 AMAQI
25th Jul 2025507 AMAQI
25th Jul 2025528 AMAQI
25th Jul 2025549 AMAQI
25th Jul 20255410 AMAQI
25th Jul 20255311 AMAQI
25th Jul 20255312 PMAQI
25th Jul 2025521 PMAQI
25th Jul 2025532 PMAQI
25th Jul 2025543 PMAQI
25th Jul 2025524 PMAQI
25th Jul 2025445 PMAQI
25th Jul 2025386 PMAQI
25th Jul 2025457 PMAQI
25th Jul 2025508 PMAQI
25th Jul 2025489 PMAQI
25th Jul 20255310 PMAQI
25th Jul 20256011 PMAQI
26th Jul 20257812 AMAQI
26th Jul 20251571 AMAQI
26th Jul 20251512 AMAQI
26th Jul 20251553 AMAQI
26th Jul 20251644 AMAQI
26°C19/31°C
26th Jul 20251485 AMAQI
26th Jul 20251526 AMAQI
26th Jul 20251497 AMAQI
26th Jul 20251358 AMAQI
26th Jul 20251209 AMAQI
26th Jul 202511610 AMAQI
26th Jul 20259611 AMAQI
26th Jul 20258812 PMAQI
26th Jul 2025801 PMAQI
26th Jul 2025822 PMAQI
26th Jul 2025903 PMAQI
26th Jul 2025874 PMAQI
26th Jul 2025875 PMAQI
26th Jul 2025946 PMAQI
26th Jul 2025997 PMAQI
26th Jul 2025958 PMAQI
26th Jul 2025869 PMAQI
26th Jul 20258610 PMAQI
26th Jul 20258411 PMAQI
27th Jul 20257812 AMAQI
27th Jul 2025591 AMAQI
27th Jul 2025582 AMAQI
27th Jul 2025633 AMAQI
27th Jul 2025634 AMAQI
23°C14/31°C
27th Jul 2025645 AMAQI
27th Jul 2025586 AMAQI
27th Jul 2025607 AMAQI
27th Jul 2025618 AMAQI
27th Jul 2025659 AMAQI
27th Jul 20257210 AMAQI
27th Jul 20257911 AMAQI
27th Jul 20258312 PMAQI
27th Jul 2025821 PMAQI
27th Jul 2025792 PMAQI
27th Jul 2025753 PMAQI
27th Jul 2025704 PMAQI
27th Jul 2025675 PMAQI
27th Jul 2025696 PMAQI
27th Jul 2025627 PMAQI
27th Jul 2025648 PMAQI
27th Jul 2025659 PMAQI
27th Jul 20256510 PMAQI
27th Jul 20256511 PMAQI
28th Jul 20256612 AMAQI
28th Jul 2025641 AMAQI
28th Jul 2025582 AMAQI
28th Jul 2025563 AMAQI
28th Jul 2025584 AMAQI
19°C13/27°C
28th Jul 2025565 AMAQI
28th Jul 2025506 AMAQI
28th Jul 2025537 AMAQI
28th Jul 2025528 AMAQI
28th Jul 2025529 AMAQI
28th Jul 20255210 AMAQI
28th Jul 20255611 AMAQI
28th Jul 20255812 PMAQI
28th Jul 2025601 PMAQI
28th Jul 2025582 PMAQI
28th Jul 2025583 PMAQI
28th Jul 2025594 PMAQI
28th Jul 2025595 PMAQI
28th Jul 2025596 PMAQI
28th Jul 2025597 PMAQI
28th Jul 2025588 PMAQI
28th Jul 2025569 PMAQI
28th Jul 20255610 PMAQI
28th Jul 20255611 PMAQI
29th Jul 20255612 AMAQI
29th Jul 2025491 AMAQI
29th Jul 2025452 AMAQI
29th Jul 2025423 AMAQI
29th Jul 2025524 AMAQI
24°C17/32°C
29th Jul 2025545 AMAQI
29th Jul 2025566 AMAQI
29th Jul 2025567 AMAQI
29th Jul 2025558 AMAQI
29th Jul 2025549 AMAQI
29th Jul 20255610 AMAQI
29th Jul 20255211 AMAQI
29th Jul 20255112 PMAQI
29th Jul 2025471 PMAQI
29th Jul 2025472 PMAQI
29th Jul 2025513 PMAQI
29th Jul 2025514 PMAQI
29th Jul 2025505 PMAQI
29th Jul 2025506 PMAQI
29th Jul 2025537 PMAQI
29th Jul 2025538 PMAQI
29th Jul 2025489 PMAQI
29th Jul 20255010 PMAQI
29th Jul 20255011 PMAQI
30th Jul 20255012 AMAQI
30th Jul 2025461 AMAQI
30th Jul 2025452 AMAQI
30th Jul 2025413 AMAQI
30th Jul 2025424 AMAQI
25°C18/35°C
30th Jul 2025405 AMAQI
30th Jul 2025396 AMAQI
30th Jul 2025457 AMAQI
30th Jul 2025488 AMAQI
30th Jul 2025529 AMAQI
30th Jul 20255410 AMAQI
30th Jul 20255511 AMAQI
30th Jul 20255412 PMAQI
30th Jul 2025561 PMAQI
30th Jul 2025562 PMAQI
30th Jul 2025563 PMAQI
30th Jul 2025564 PMAQI
30th Jul 2025565 PMAQI
30th Jul 2025566 PMAQI
30th Jul 2025567 PMAQI
30th Jul 2025568 PMAQI
30th Jul 2025559 PMAQI
30th Jul 20255410 PMAQI
30th Jul 20255511 PMAQI
31st Jul 20255612 AMAQI
31st Jul 2025571 AMAQI
31st Jul 2025582 AMAQI
31st Jul 2025583 AMAQI
31st Jul 2025594 AMAQI
24°C16/33°C
31st Jul 2025635 AMAQI
31st Jul 2025646 AMAQI
31st Jul 2025677 AMAQI
31st Jul 2025748 AMAQI
31st Jul 2025759 AMAQI
31st Jul 20258110 AMAQI
31st Jul 20258211 AMAQI
31st Jul 20258212 PMAQI
31st Jul 2025781 PMAQI
31st Jul 2025842 PMAQI
31st Jul 2025803 PMAQI
31st Jul 2025794 PMAQI
31st Jul 2025795 PMAQI
31st Jul 2025786 PMAQI
31st Jul 2025717 PMAQI
31st Jul 2025708 PMAQI
31st Jul 2025779 PMAQI
31st Jul 20257810 PMAQI
31st Jul 20257611 PMAQI
1st Aug 20257412 AMAQI
1st Aug 2025681 AMAQI
1st Aug 2025652 AMAQI
1st Aug 2025643 AMAQI
1st Aug 2025634 AMAQI
21°C17/23°C
1st Aug 2025565 AMAQI
1st Aug 2025546 AMAQI
1st Aug 2025507 AMAQI
1st Aug 2025448 AMAQI
1st Aug 2025389 AMAQI
1st Aug 20253210 AMAQI
1st Aug 20252511 AMAQI
1st Aug 20252412 PMAQI
1st Aug 2025261 PMAQI
1st Aug 2025242 PMAQI
1st Aug 2025283 PMAQI
1st Aug 2025284 PMAQI
1st Aug 2025265 PMAQI
1st Aug 2025246 PMAQI
1st Aug 2025417 PMAQI
1st Aug 2025348 PMAQI
1st Aug 2025289 PMAQI
1st Aug 20252810 PMAQI
1st Aug 20253411 PMAQI
2nd Aug 20253912 AMAQI
2nd Aug 2025431 AMAQI
2nd Aug 2025342 AMAQI
2nd Aug 2025343 AMAQI
2nd Aug 2025334 AMAQI
20°C15/24°C
2nd Aug 2025345 AMAQI
2nd Aug 2025316 AMAQI
2nd Aug 2025287 AMAQI
2nd Aug 2025308 AMAQI
2nd Aug 2025279 AMAQI
2nd Aug 20252210 AMAQI
2nd Aug 20252011 AMAQI
2nd Aug 20252012 PMAQI
2nd Aug 2025231 PMAQI
2nd Aug 2025222 PMAQI
2nd Aug 2025223 PMAQI
2nd Aug 2025244 PMAQI
2nd Aug 2025335 PMAQI
2nd Aug 2025446 PMAQI
2nd Aug 2025357 PMAQI
2nd Aug 2025328 PMAQI
2nd Aug 2025369 PMAQI
2nd Aug 20254110 PMAQI
2nd Aug 20253711 PMAQI
3rd Aug 20253812 AMAQI
3rd Aug 2025351 AMAQI
3rd Aug 2025362 AMAQI
3rd Aug 2025323 AMAQI
3rd Aug 2025314 AMAQI
20°C12/28°C
3rd Aug 2025365 AMAQI
3rd Aug 2025426 AMAQI
3rd Aug 2025507 AMAQI
3rd Aug 2025568 AMAQI
3rd Aug 2025589 AMAQI
3rd Aug 20256610 AMAQI
3rd Aug 20257011 AMAQI
3rd Aug 20257412 PMAQI
3rd Aug 2025771 PMAQI
3rd Aug 2025872 PMAQI
3rd Aug 2025873 PMAQI
3rd Aug 2025824 PMAQI
3rd Aug 2025835 PMAQI
3rd Aug 2025876 PMAQI
3rd Aug 2025567 PMAQI
3rd Aug 2025698 PMAQI
3rd Aug 2025789 PMAQI
3rd Aug 20257310 PMAQI
3rd Aug 20256811 PMAQI
4th Aug 20256612 AMAQI
4th Aug 2025641 AMAQI
4th Aug 2025662 AMAQI
4th Aug 2025643 AMAQI
4th Aug 2025674 AMAQI
21°C10/31°C
4th Aug 2025655 AMAQI
4th Aug 2025666 AMAQI
4th Aug 2025667 AMAQI
4th Aug 2025698 AMAQI
4th Aug 2025809 AMAQI
4th Aug 20258510 AMAQI
4th Aug 20259311 AMAQI
4th Aug 20259512 PMAQI
4th Aug 2025931 PMAQI
4th Aug 2025982 PMAQI
4th Aug 20251013 PMAQI
4th Aug 20251004 PMAQI
4th Aug 2025995 PMAQI
4th Aug 20251046 PMAQI
4th Aug 2025777 PMAQI
4th Aug 2025978 PMAQI
4th Aug 20251089 PMAQI
4th Aug 202511810 PMAQI
4th Aug 202511611 PMAQI
5th Aug 202512812 AMAQI
5th Aug 20251241 AMAQI
5th Aug 20251162 AMAQI
5th Aug 20251083 AMAQI
5th Aug 2025934 AMAQI
24°C14/32°C
5th Aug 2025765 AMAQI
5th Aug 2025696 AMAQI
5th Aug 2025617 AMAQI
5th Aug 2025608 AMAQI
5th Aug 2025549 AMAQI
5th Aug 20254810 AMAQI
5th Aug 20253811 AMAQI
5th Aug 20254012 PMAQI
5th Aug 2025401 PMAQI
5th Aug 2025462 PMAQI
5th Aug 2025543 PMAQI
5th Aug 2025584 PMAQI
5th Aug 2025605 PMAQI
5th Aug 2025626 PMAQI
5th Aug 2025687 PMAQI
5th Aug 2025598 PMAQI
5th Aug 2025549 PMAQI
5th Aug 20255310 PMAQI
5th Aug 20255211 PMAQI
6th Aug 20255012 AMAQI
6th Aug 2025491 AMAQI
6th Aug 2025492 AMAQI
6th Aug 2025513 AMAQI
6th Aug 2025524 AMAQI
22°C16/28°C
6th Aug 2025465 AMAQI
6th Aug 2025426 AMAQI
6th Aug 2025417 AMAQI
6th Aug 2025418 AMAQI
6th Aug 2025409 AMAQI
6th Aug 20253810 AMAQI
6th Aug 20253511 AMAQI
6th Aug 20253412 PMAQI
6th Aug 2025381 PMAQI
6th Aug 2025382 PMAQI
6th Aug 2025383 PMAQI
6th Aug 2025484 PMAQI
6th Aug 2025585 PMAQI
6th Aug 2025626 PMAQI
6th Aug 2025487 PMAQI
6th Aug 2025548 PMAQI
6th Aug 2025579 PMAQI
6th Aug 20255810 PMAQI
6th Aug 20256111 PMAQI
7th Aug 20255712 AMAQI
7th Aug 2025581 AMAQI
7th Aug 2025612 AMAQI
7th Aug 2025603 AMAQI
7th Aug 2025614 AMAQI
19°C13/26°C
7th Aug 2025595 AMAQI
7th Aug 2025586 AMAQI
7th Aug 2025567 AMAQI
7th Aug 2025578 AMAQI
7th Aug 2025599 AMAQI
7th Aug 20255810 AMAQI
7th Aug 20255811 AMAQI
7th Aug 20255612 PMAQI
7th Aug 2025561 PMAQI
7th Aug 2025552 PMAQI
7th Aug 2025563 PMAQI
7th Aug 2025574 PMAQI
7th Aug 2025555 PMAQI
7th Aug 2025546 PMAQI
7th Aug 2025567 PMAQI
7th Aug 2025568 PMAQI
7th Aug 2025529 PMAQI
7th Aug 20255210 PMAQI
7th Aug 20255111 PMAQI
8th Aug 20254812 AMAQI
8th Aug 2025321 AMAQI
8th Aug 2025302 AMAQI
8th Aug 2025343 AMAQI
8th Aug 2025284 AMAQI
21°C12/30°C
8th Aug 2025325 AMAQI
8th Aug 2025346 AMAQI
8th Aug 2025337 AMAQI
8th Aug 2025348 AMAQI
8th Aug 2025329 AMAQI
8th Aug 20254110 AMAQI
8th Aug 20255011 AMAQI
8th Aug 20255212 PMAQI
8th Aug 2025521 PMAQI
8th Aug 2025512 PMAQI
8th Aug 2025483 PMAQI
8th Aug 2025444 PMAQI
8th Aug 2025385 PMAQI
8th Aug 2025376 PMAQI
8th Aug 2025367 PMAQI
8th Aug 2025398 PMAQI
8th Aug 2025449 PMAQI
8th Aug 20254010 PMAQI
8th Aug 20253811 PMAQI
9th Aug 20253512 AMAQI
9th Aug 2025311 AMAQI
9th Aug 2025352 AMAQI
9th Aug 2025323 AMAQI
9th Aug 2025304 AMAQI
22°C13/31°C
9th Aug 2025285 AMAQI
9th Aug 2025316 AMAQI
9th Aug 2025347 AMAQI
9th Aug 2025368 AMAQI
9th Aug 2025379 AMAQI
9th Aug 20253910 AMAQI
9th Aug 20254111 AMAQI
9th Aug 20254212 PMAQI
9th Aug 2025381 PMAQI
9th Aug 2025372 PMAQI
9th Aug 2025363 PMAQI
9th Aug 2025354 PMAQI
9th Aug 2025345 PMAQI
9th Aug 2025346 PMAQI
9th Aug 2025347 PMAQI
9th Aug 2025338 PMAQI
9th Aug 2025269 PMAQI
9th Aug 20252610 PMAQI
9th Aug 20253211 PMAQI
10th Aug 20253012 AMAQI
10th Aug 2025241 AMAQI
10th Aug 2025252 AMAQI
10th Aug 2025163 AMAQI
10th Aug 2025184 AMAQI
21°C13/30°C
10th Aug 2025185 AMAQI
10th Aug 2025216 AMAQI
10th Aug 2025207 AMAQI
10th Aug 2025328 AMAQI
10th Aug 2025319 AMAQI
10th Aug 20253210 AMAQI
10th Aug 20253611 AMAQI
10th Aug 20253812 PMAQI
10th Aug 2025401 PMAQI
10th Aug 2025462 PMAQI
10th Aug 2025413 PMAQI
10th Aug 2025434 PMAQI
10th Aug 2025455 PMAQI
10th Aug 2025456 PMAQI
10th Aug 2025357 PMAQI
10th Aug 2025348 PMAQI
10th Aug 2025429 PMAQI
10th Aug 20254310 PMAQI
10th Aug 20254411 PMAQI
11th Aug 20253812 AMAQI
11th Aug 2025391 AMAQI
11th Aug 2025362 AMAQI
11th Aug 2025323 AMAQI
11th Aug 2025294 AMAQI
22°C14/32°C
11th Aug 2025345 AMAQI
11th Aug 2025386 AMAQI
11th Aug 2025347 AMAQI
11th Aug 2025378 AMAQI
11th Aug 2025489 AMAQI
11th Aug 20255510 AMAQI
11th Aug 20255711 AMAQI
11th Aug 20255712 PMAQI
11th Aug 2025591 PMAQI
11th Aug 2025602 PMAQI
11th Aug 2025603 PMAQI
11th Aug 2025594 PMAQI
11th Aug 2025605 PMAQI
11th Aug 2025586 PMAQI
11th Aug 2025537 PMAQI
11th Aug 2025568 PMAQI
11th Aug 2025599 PMAQI
11th Aug 20256110 PMAQI
11th Aug 20255911 PMAQI
12th Aug 20255912 AMAQI
12th Aug 2025591 AMAQI
12th Aug 2025602 AMAQI
12th Aug 2025603 AMAQI
12th Aug 2025614 AMAQI
24°C17/34°C
12th Aug 2025585 AMAQI
5 AM12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 6 PM
44AQI
14 hours / Day
420 hours / Month
Avg. Lowest Time
5 AM - 8 PM
44AQI
16 hours / Day
480 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 6 PM (Avg. 44), while the lowest AQI was between 5 AM to 8 PM (Avg. 44).
Night time
Avg. Highest Time
9 PM - 11 PM
46AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
12 AM - 4 AM
44AQI
5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 9 PM to 11 PM (Avg. 46), while the lowest AQI was between 12 AM to 4 AM (Avg. 44).
2025 Days Vs Air Quality
Lewiston, Auburn, Maine, United States
2025
92%
206
7%
16
0.4%
1
Total number of days with different AQI categories in last 224 days in 2025 (141 days remaining)
Good
206 DaysModerate
16 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2025, 92% of 224 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
Lewiston, Auburn, Maine, 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.
1st January 2025
21AQI
21AQI
2nd January 2025
17AQI
17AQI
3rd January 2025
18AQI
18AQI
4th January 2025
18AQI
18AQI
5th January 2025
18AQI
18AQI
6th January 2025
19AQI
19AQI
7th January 2025
19AQI
19AQI
8th January 2025
18AQI
18AQI
9th January 2025
19AQI
19AQI
10th January 2025
20AQI
20AQI
11th January 2025
21AQI
21AQI
12th January 2025
26AQI
26AQI
13th January 2025
34AQI
34AQI
14th January 2025
28AQI
28AQI
15th January 2025
21AQI
21AQI
16th January 2025
37AQI
37AQI
17th January 2025
41AQI
41AQI
18th January 2025
29AQI
29AQI
19th January 2025
19AQI
19AQI
20th January 2025
20AQI
20AQI
21st January 2025
33AQI
33AQI
22nd January 2025
50AQI
50AQI
23rd January 2025
47AQI
47AQI
24th January 2025
43AQI
43AQI
25th January 2025
39AQI
39AQI
26th January 2025
38AQI
38AQI
27th January 2025
24AQI
24AQI
28th January 2025
21AQI
21AQI
29th January 2025
22AQI
22AQI
30th January 2025
21AQI
21AQI
31st January 2025
33AQI
33AQI
1st February 2025
22AQI
22AQI
2nd February 2025
26AQI
26AQI
3rd February 2025
25AQI
25AQI
4th February 2025
23AQI
23AQI
5th February 2025
27AQI
27AQI
6th February 2025
38AQI
38AQI
7th February 2025
31AQI
31AQI
8th February 2025
24AQI
24AQI
9th February 2025
22AQI
22AQI
10th February 2025
28AQI
28AQI
11th February 2025
34AQI
34AQI
12th February 2025
30AQI
30AQI
13th February 2025
21AQI
21AQI
14th February 2025
22AQI
22AQI
15th February 2025
21AQI
21AQI
16th February 2025
21AQI
21AQI
17th February 2025
22AQI
22AQI
18th February 2025
21AQI
21AQI
19th February 2025
21AQI
21AQI
20th February 2025
24AQI
24AQI
21st February 2025
20AQI
20AQI
22nd February 2025
22AQI
22AQI
23rd February 2025
35AQI
35AQI
24th February 2025
43AQI
43AQI
25th February 2025
44AQI
44AQI
26th February 2025
32AQI
32AQI
27th February 2025
29AQI
29AQI
28th February 2025
24AQI
24AQI
1st March 2025
27AQI
27AQI
2nd March 2025
23AQI
23AQI
3rd March 2025
27AQI
27AQI
4th March 2025
38AQI
38AQI
5th March 2025
39AQI
39AQI
6th March 2025
21AQI
21AQI
7th March 2025
21AQI
21AQI
8th March 2025
21AQI
21AQI
9th March 2025
21AQI
21AQI
10th March 2025
24AQI
24AQI
11th March 2025
33AQI
33AQI
12th March 2025
25AQI
25AQI
13th March 2025
23AQI
23AQI
14th March 2025
35AQI
35AQI
15th March 2025
21AQI
21AQI
16th March 2025
26AQI
26AQI
17th March 2025
17AQI
17AQI
18th March 2025
19AQI
19AQI
19th March 2025
26AQI
26AQI
20th March 2025
16AQI
16AQI
21st March 2025
26AQI
26AQI
22nd March 2025
23AQI
23AQI
23rd March 2025
22AQI
22AQI
24th March 2025
21AQI
21AQI
25th March 2025
26AQI
26AQI
26th March 2025
44AQI
44AQI
27th March 2025
31AQI
31AQI
28th March 2025
24AQI
24AQI
29th March 2025
18AQI
18AQI
30th March 2025
30AQI
30AQI
31st March 2025
22AQI
22AQI
1st April 2025
19AQI
19AQI
2nd April 2025
17AQI
17AQI
3rd April 2025
19AQI
19AQI
4th April 2025
19AQI
19AQI
5th April 2025
16AQI
16AQI
6th April 2025
12AQI
12AQI
7th April 2025
14AQI
14AQI
8th April 2025
19AQI
19AQI
9th April 2025
17AQI
17AQI
10th April 2025
20AQI
20AQI
11th April 2025
24AQI
24AQI
12th April 2025
22AQI
22AQI
13th April 2025
16AQI
16AQI
14th April 2025
19AQI
19AQI
15th April 2025
22AQI
22AQI
16th April 2025
16AQI
16AQI
17th April 2025
18AQI
18AQI
18th April 2025
24AQI
24AQI
19th April 2025
34AQI
34AQI
20th April 2025
23AQI
23AQI
21st April 2025
12AQI
12AQI
22nd April 2025
24AQI
24AQI
23rd April 2025
17AQI
17AQI
24th April 2025
19AQI
19AQI
25th April 2025
23AQI
23AQI
26th April 2025
19AQI
19AQI
27th April 2025
9AQI
9AQI
28th April 2025
18AQI
18AQI
29th April 2025
31AQI
31AQI
30th April 2025
21AQI
21AQI
1st May 2025
18AQI
18AQI
2nd May 2025
25AQI
25AQI
3rd May 2025
27AQI
27AQI
4th May 2025
18AQI
18AQI
5th May 2025
19AQI
19AQI
6th May 2025
13AQI
13AQI
7th May 2025
20AQI
20AQI
8th May 2025
15AQI
15AQI
9th May 2025
19AQI
19AQI
10th May 2025
13AQI
13AQI
11th May 2025
18AQI
18AQI
12th May 2025
23AQI
23AQI
13th May 2025
21AQI
21AQI
14th May 2025
23AQI
23AQI
15th May 2025
26AQI
26AQI
16th May 2025
25AQI
25AQI
17th May 2025
18AQI
18AQI
18th May 2025
15AQI
15AQI
19th May 2025
12AQI
12AQI
20th May 2025
12AQI
12AQI
21st May 2025
14AQI
14AQI
22nd May 2025
16AQI
16AQI
23rd May 2025
11AQI
11AQI
24th May 2025
13AQI
13AQI
25th May 2025
12AQI
12AQI
26th May 2025
14AQI
14AQI
27th May 2025
20AQI
20AQI
28th May 2025
30AQI
30AQI
29th May 2025
23AQI
23AQI
30th May 2025
25AQI
25AQI
31st May 2025
22AQI
22AQI
1st June 2025
14AQI
14AQI
2nd June 2025
15AQI
15AQI
3rd June 2025
21AQI
21AQI
4th June 2025
34AQI
34AQI
5th June 2025
58AQI
58AQI
6th June 2025
56AQI
56AQI
7th June 2025
46AQI
46AQI
8th June 2025
71AQI
71AQI
9th June 2025
67AQI
67AQI
10th June 2025
36AQI
36AQI
11th June 2025
36AQI
36AQI
12th June 2025
62AQI
62AQI
13th June 2025
35AQI
35AQI
14th June 2025
30AQI
30AQI
15th June 2025
24AQI
24AQI
16th June 2025
29AQI
29AQI
17th June 2025
23AQI
23AQI
18th June 2025
22AQI
22AQI
19th June 2025
26AQI
26AQI
20th June 2025
31AQI
31AQI
21st June 2025
28AQI
28AQI
22nd June 2025
31AQI
31AQI
23rd June 2025
35AQI
35AQI
24th June 2025
53AQI
53AQI
25th June 2025
49AQI
49AQI
26th June 2025
31AQI
31AQI
27th June 2025
28AQI
28AQI
28th June 2025
23AQI
23AQI
29th June 2025
20AQI
20AQI
30th June 2025
26AQI
26AQI
1st July 2025
31AQI
31AQI
2nd July 2025
25AQI
25AQI
3rd July 2025
44AQI
44AQI
4th July 2025
38AQI
38AQI
5th July 2025
33AQI
33AQI
6th July 2025
39AQI
39AQI
7th July 2025
54AQI
54AQI
8th July 2025
31AQI
31AQI
9th July 2025
29AQI
29AQI
10th July 2025
27AQI
27AQI
11th July 2025
23AQI
23AQI
12th July 2025
25AQI
25AQI
13th July 2025
18AQI
18AQI
14th July 2025
17AQI
17AQI
15th July 2025
20AQI
20AQI
16th July 2025
37AQI
37AQI
17th July 2025
44AQI
44AQI
18th July 2025
16AQI
16AQI
19th July 2025
29AQI
29AQI
20th July 2025
27AQI
27AQI
21st July 2025
28AQI
28AQI
22nd July 2025
16AQI
16AQI
23rd July 2025
25AQI
25AQI
24th July 2025
30AQI
30AQI
25th July 2025
49AQI
49AQI
26th July 2025
113AQI
113AQI
27th July 2025
67AQI
67AQI
28th July 2025
57AQI
57AQI
29th July 2025
51AQI
51AQI
30th July 2025
51AQI
51AQI
31st July 2025
71AQI
71AQI
1st August 2025
43AQI
43AQI
2nd August 2025
32AQI
32AQI
3rd August 2025
59AQI
59AQI
4th August 2025
85AQI
85AQI
5th August 2025
71AQI
71AQI
6th August 2025
49AQI
49AQI
7th August 2025
57AQI
57AQI
8th August 2025
39AQI
39AQI
9th August 2025
33AQI
33AQI
10th August 2025
33AQI
33AQI
11th August 2025
42AQI
42AQI
27AQI
27AQI
25AQI
19AQI
19AQI
35AQI
38AQI
49AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202528AQI
31
28
31
30
31
24
6
24
6
1
7
4
206
16
1
Highest AQI recorded in
August49AQI
Lowest AQI recorded in
May19AQI
202420AQI
31
29
31
30
28
28
1
30
1
27
4
30
31
30
30
1
355
7
Highest AQI recorded in
July28AQI
Lowest AQI recorded in
March13AQI
202323AQI
31
28
31
29
30
19
2
23
8
26
2
26
4
30
1
27
1
30
1
330
19
Highest AQI recorded in
July35AQI
Lowest AQI recorded in
April10AQI
202220AQI
24
5
21
31
24
25
25
21
1
1
29
31
30
27
3
289
9
Highest AQI recorded in
January35AQI
Lowest AQI recorded in
May11AQI
202126AQI
27
1
28
31
30
31
26
1
27
4
26
5
30
31
30
29
346
11
Highest AQI recorded in
August35AQI
Lowest AQI recorded in
April18AQI
202022AQI
11
21
18
30
31
29
1
30
31
28
2
29
2
258
5
Highest AQI recorded in
December27AQI
Lowest AQI recorded in
October12AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2025(Avg.)
28AQILeast Polluted Year Recorded
2022(Avg.)
20AQILewiston's annual 2025 AQI (28) shows an average percentage change of 29.01% (worsened AQI) compared to previous years: 2020 (22), 2021 (26), 2022 (20), 2023 (23), 2024 (20).
