Weymouth, Massachusetts, 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
Weymouth, Massachusetts, United States
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Aug 2025
77AQILowest AQI recorded on
2nd Aug 2025
31AQISame Day Analysis (8th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 34 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 8th Aug - 9th Aug 2025
Weymouth, Massachusetts, United States
AQI
Day
Night
.
5 AM8th Aug 2025
8 PM
4 AM9th Aug 2025
Day time
Avg. Highest Time
2PM8th Aug
35AQI
Avg. Lowest Time
6AM8th Aug
31AQI
Night time
Avg. Highest Time
12AM9th Aug
34AQI
Avg. Lowest Time
9PM8th Aug
31AQI
In the last 24 hours,
Weymouth's AQI reached its highest point of 35 at 2 PM during the Day, while the lowest point, 31, was recorded at 9 PM during the Night between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Weymouth, Massachusetts, United States
JulAug
10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th
Day
Night
10th Jul 2025325 AMAQI
10th Jul 2025286 AMAQI
10th Jul 2025277 AMAQI
10th Jul 2025258 AMAQI
10th Jul 2025259 AMAQI
10th Jul 20252710 AMAQI
10th Jul 20252511 AMAQI
10th Jul 20252612 PMAQI
10th Jul 2025271 PMAQI
10th Jul 2025272 PMAQI
10th Jul 2025283 PMAQI
10th Jul 2025264 PMAQI
10th Jul 2025265 PMAQI
10th Jul 2025266 PMAQI
10th Jul 2025257 PMAQI
10th Jul 2025258 PMAQI
10th Jul 2025249 PMAQI
10th Jul 20252510 PMAQI
10th Jul 20252811 PMAQI
11th Jul 20252712 AMAQI
11th Jul 2025271 AMAQI
11th Jul 2025272 AMAQI
11th Jul 2025293 AMAQI
11th Jul 2025284 AMAQI
19°C18/21°C
11th Jul 2025275 AMAQI
11th Jul 2025276 AMAQI
11th Jul 2025277 AMAQI
11th Jul 2025268 AMAQI
11th Jul 2025279 AMAQI
11th Jul 20252610 AMAQI
11th Jul 20252611 AMAQI
11th Jul 20252812 PMAQI
11th Jul 2025301 PMAQI
11th Jul 2025312 PMAQI
11th Jul 2025293 PMAQI
11th Jul 2025294 PMAQI
11th Jul 2025295 PMAQI
11th Jul 2025306 PMAQI
11th Jul 2025287 PMAQI
11th Jul 2025298 PMAQI
11th Jul 2025319 PMAQI
11th Jul 20252910 PMAQI
11th Jul 20253211 PMAQI
12th Jul 20252812 AMAQI
12th Jul 2025281 AMAQI
12th Jul 2025252 AMAQI
12th Jul 2025263 AMAQI
12th Jul 2025264 AMAQI
20°C17/24°C
12th Jul 2025275 AMAQI
12th Jul 2025286 AMAQI
12th Jul 2025307 AMAQI
12th Jul 2025278 AMAQI
12th Jul 2025279 AMAQI
12th Jul 20252710 AMAQI
12th Jul 20252911 AMAQI
12th Jul 20252912 PMAQI
12th Jul 2025301 PMAQI
12th Jul 2025312 PMAQI
12th Jul 2025303 PMAQI
12th Jul 2025294 PMAQI
12th Jul 2025285 PMAQI
12th Jul 2025286 PMAQI
12th Jul 2025297 PMAQI
12th Jul 2025298 PMAQI
12th Jul 2025289 PMAQI
12th Jul 20252610 PMAQI
12th Jul 20252711 PMAQI
13th Jul 20252912 AMAQI
13th Jul 2025301 AMAQI
13th Jul 2025202 AMAQI
13th Jul 2025233 AMAQI
13th Jul 2025204 AMAQI
21°C19/24°C
13th Jul 2025215 AMAQI
13th Jul 2025196 AMAQI
13th Jul 2025227 AMAQI
13th Jul 2025188 AMAQI
13th Jul 2025299 AMAQI
13th Jul 20251810 AMAQI
13th Jul 20251811 AMAQI
13th Jul 20251812 PMAQI
13th Jul 2025181 PMAQI
13th Jul 2025212 PMAQI
13th Jul 2025213 PMAQI
13th Jul 2025224 PMAQI
13th Jul 2025215 PMAQI
13th Jul 2025216 PMAQI
13th Jul 2025207 PMAQI
13th Jul 2025208 PMAQI
13th Jul 2025229 PMAQI
13th Jul 20252210 PMAQI
13th Jul 20252211 PMAQI
14th Jul 20252212 AMAQI
14th Jul 2025221 AMAQI
14th Jul 2025212 AMAQI
14th Jul 2025203 AMAQI
14th Jul 2025214 AMAQI
21°C18/24°C
14th Jul 2025225 AMAQI
14th Jul 2025236 AMAQI
14th Jul 2025227 AMAQI
14th Jul 2025238 AMAQI
14th Jul 2025239 AMAQI
14th Jul 20252310 AMAQI
14th Jul 20252211 AMAQI
14th Jul 20252212 PMAQI
14th Jul 2025231 PMAQI
14th Jul 2025232 PMAQI
14th Jul 2025243 PMAQI
14th Jul 2025244 PMAQI
14th Jul 2025255 PMAQI
14th Jul 2025256 PMAQI
14th Jul 2025237 PMAQI
14th Jul 2025248 PMAQI
14th Jul 2025269 PMAQI
14th Jul 20252610 PMAQI
14th Jul 20252311 PMAQI
15th Jul 20252512 AMAQI
15th Jul 2025241 AMAQI
15th Jul 2025242 AMAQI
15th Jul 2025243 AMAQI
15th Jul 2025244 AMAQI
21°C19/25°C
15th Jul 2025225 AMAQI
15th Jul 2025246 AMAQI
15th Jul 2025207 AMAQI
15th Jul 2025238 AMAQI
15th Jul 2025239 AMAQI
15th Jul 20252210 AMAQI
15th Jul 20252411 AMAQI
15th Jul 20252612 PMAQI
15th Jul 2025281 PMAQI
15th Jul 2025292 PMAQI
15th Jul 2025283 PMAQI
15th Jul 2025294 PMAQI
15th Jul 2025275 PMAQI
15th Jul 2025276 PMAQI
15th Jul 2025267 PMAQI
15th Jul 2025248 PMAQI
15th Jul 2025279 PMAQI
15th Jul 20252610 PMAQI
15th Jul 20252611 PMAQI
16th Jul 20252612 AMAQI
16th Jul 2025271 AMAQI
16th Jul 2025262 AMAQI
16th Jul 2025253 AMAQI
16th Jul 2025274 AMAQI
25°C21/31°C
16th Jul 2025265 AMAQI
16th Jul 2025276 AMAQI
16th Jul 2025277 AMAQI
16th Jul 2025308 AMAQI
16th Jul 2025329 AMAQI
16th Jul 20253710 AMAQI
16th Jul 20254411 AMAQI
16th Jul 20254512 PMAQI
16th Jul 2025431 PMAQI
16th Jul 2025422 PMAQI
16th Jul 2025413 PMAQI
16th Jul 2025404 PMAQI
16th Jul 2025415 PMAQI
16th Jul 2025396 PMAQI
16th Jul 2025357 PMAQI
16th Jul 2025368 PMAQI
16th Jul 2025349 PMAQI
16th Jul 20253610 PMAQI
16th Jul 20253511 PMAQI
17th Jul 20253312 AMAQI
17th Jul 2025321 AMAQI
17th Jul 2025342 AMAQI
17th Jul 2025323 AMAQI
17th Jul 2025344 AMAQI
25°C21/31°C
17th Jul 2025355 AMAQI
17th Jul 2025366 AMAQI
17th Jul 2025387 AMAQI
17th Jul 2025418 AMAQI
17th Jul 2025419 AMAQI
17th Jul 20254310 AMAQI
17th Jul 20254211 AMAQI
17th Jul 20253812 PMAQI
17th Jul 2025331 PMAQI
17th Jul 2025302 PMAQI
17th Jul 2025323 PMAQI
17th Jul 2025304 PMAQI
17th Jul 2025315 PMAQI
17th Jul 2025336 PMAQI
17th Jul 2025327 PMAQI
17th Jul 2025338 PMAQI
17th Jul 2025349 PMAQI
17th Jul 20253610 PMAQI
17th Jul 20253411 PMAQI
18th Jul 20253212 AMAQI
18th Jul 2025301 AMAQI
18th Jul 2025222 AMAQI
18th Jul 2025233 AMAQI
18th Jul 2025204 AMAQI
24°C22/27°C
18th Jul 2025185 AMAQI
18th Jul 2025196 AMAQI
18th Jul 2025187 AMAQI
18th Jul 2025188 AMAQI
18th Jul 2025149 AMAQI
18th Jul 20251310 AMAQI
18th Jul 20251211 AMAQI
18th Jul 20251312 PMAQI
18th Jul 2025131 PMAQI
18th Jul 2025142 PMAQI
18th Jul 2025183 PMAQI
18th Jul 2025184 PMAQI
18th Jul 2025185 PMAQI
18th Jul 2025186 PMAQI
18th Jul 2025187 PMAQI
18th Jul 2025188 PMAQI
18th Jul 2025189 PMAQI
18th Jul 20251910 PMAQI
18th Jul 20252011 PMAQI
19th Jul 20251912 AMAQI
19th Jul 2025191 AMAQI
19th Jul 2025242 AMAQI
19th Jul 2025233 AMAQI
19th Jul 2025254 AMAQI
23°C20/27°C
19th Jul 2025255 AMAQI
19th Jul 2025256 AMAQI
19th Jul 2025267 AMAQI
19th Jul 2025268 AMAQI
19th Jul 2025269 AMAQI
19th Jul 20252610 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20252612 PMAQI
19th Jul 2025261 PMAQI
19th Jul 2025262 PMAQI
19th Jul 2025243 PMAQI
19th Jul 2025224 PMAQI
19th Jul 2025245 PMAQI
19th Jul 2025246 PMAQI
19th Jul 2025227 PMAQI
19th Jul 2025228 PMAQI
19th Jul 2025209 PMAQI
19th Jul 20252110 PMAQI
19th Jul 20252111 PMAQI
20th Jul 20252412 AMAQI
20th Jul 2025221 AMAQI
20th Jul 2025172 AMAQI
20th Jul 2025143 AMAQI
20th Jul 2025144 AMAQI
22°C17/28°C
20th Jul 2025155 AMAQI
20th Jul 2025166 AMAQI
20th Jul 2025177 AMAQI
20th Jul 2025188 AMAQI
20th Jul 2025179 AMAQI
20th Jul 20251810 AMAQI
20th Jul 20251811 AMAQI
20th Jul 20251812 PMAQI
20th Jul 2025201 PMAQI
20th Jul 2025182 PMAQI
20th Jul 2025193 PMAQI
20th Jul 2025204 PMAQI
20th Jul 2025205 PMAQI
20th Jul 2025206 PMAQI
20th Jul 2025197 PMAQI
20th Jul 2025208 PMAQI
20th Jul 2025239 PMAQI
20th Jul 20252210 PMAQI
20th Jul 20252111 PMAQI
21st Jul 20252012 AMAQI
21st Jul 2025201 AMAQI
21st Jul 2025182 AMAQI
21st Jul 2025183 AMAQI
21st Jul 2025184 AMAQI
23°C20/28°C
21st Jul 2025205 AMAQI
21st Jul 2025226 AMAQI
21st Jul 2025277 AMAQI
21st Jul 2025338 AMAQI
21st Jul 2025459 AMAQI
21st Jul 20255410 AMAQI
21st Jul 20255611 AMAQI
21st Jul 20255912 PMAQI
21st Jul 2025571 PMAQI
21st Jul 2025542 PMAQI
21st Jul 2025463 PMAQI
21st Jul 2025394 PMAQI
21st Jul 2025325 PMAQI
21st Jul 2025276 PMAQI
21st Jul 2025257 PMAQI
21st Jul 2025248 PMAQI
21st Jul 2025209 PMAQI
21st Jul 20252210 PMAQI
21st Jul 20252211 PMAQI
22nd Jul 20252412 AMAQI
22nd Jul 2025241 AMAQI
22nd Jul 2025172 AMAQI
22nd Jul 2025153 AMAQI
22nd Jul 2025154 AMAQI
22°C19/25°C
22nd Jul 2025165 AMAQI
22nd Jul 2025166 AMAQI
22nd Jul 2025167 AMAQI
22nd Jul 2025168 AMAQI
22nd Jul 2025179 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20251711 AMAQI
22nd Jul 20251812 PMAQI
22nd Jul 2025161 PMAQI
22nd Jul 2025172 PMAQI
22nd Jul 2025173 PMAQI
22nd Jul 2025174 PMAQI
22nd Jul 2025175 PMAQI
22nd Jul 2025176 PMAQI
22nd Jul 2025187 PMAQI
22nd Jul 2025188 PMAQI
22nd Jul 2025209 PMAQI
22nd Jul 20252110 PMAQI
22nd Jul 20252011 PMAQI
23rd Jul 20252012 AMAQI
23rd Jul 2025201 AMAQI
23rd Jul 2025202 AMAQI
23rd Jul 2025183 AMAQI
23rd Jul 2025194 AMAQI
20°C16/23°C
23rd Jul 2025195 AMAQI
23rd Jul 2025206 AMAQI
23rd Jul 2025197 AMAQI
23rd Jul 2025208 AMAQI
23rd Jul 2025209 AMAQI
23rd Jul 20252210 AMAQI
23rd Jul 20252211 AMAQI
23rd Jul 20252312 PMAQI
23rd Jul 2025251 PMAQI
23rd Jul 2025242 PMAQI
23rd Jul 2025233 PMAQI
23rd Jul 2025234 PMAQI
23rd Jul 2025235 PMAQI
23rd Jul 2025246 PMAQI
23rd Jul 2025227 PMAQI
23rd Jul 2025228 PMAQI
23rd Jul 2025229 PMAQI
23rd Jul 20252210 PMAQI
23rd Jul 20252111 PMAQI
24th Jul 20252212 AMAQI
24th Jul 2025211 AMAQI
24th Jul 2025172 AMAQI
24th Jul 2025183 AMAQI
24th Jul 2025194 AMAQI
21°C18/24°C
24th Jul 2025195 AMAQI
24th Jul 2025196 AMAQI
24th Jul 2025187 AMAQI
24th Jul 2025208 AMAQI
24th Jul 2025209 AMAQI
24th Jul 20252210 AMAQI
24th Jul 20252511 AMAQI
24th Jul 20252912 PMAQI
24th Jul 2025351 PMAQI
24th Jul 2025382 PMAQI
24th Jul 2025403 PMAQI
24th Jul 2025384 PMAQI
24th Jul 2025405 PMAQI
24th Jul 2025366 PMAQI
24th Jul 2025257 PMAQI
24th Jul 2025248 PMAQI
24th Jul 2025269 PMAQI
24th Jul 20252610 PMAQI
24th Jul 20252511 PMAQI
25th Jul 20252412 AMAQI
25th Jul 2025231 AMAQI
25th Jul 2025222 AMAQI
25th Jul 2025233 AMAQI
25th Jul 2025264 AMAQI
24°C19/30°C
25th Jul 2025285 AMAQI
25th Jul 2025306 AMAQI
25th Jul 2025347 AMAQI
25th Jul 2025388 AMAQI
25th Jul 2025429 AMAQI
25th Jul 20254410 AMAQI
25th Jul 20254911 AMAQI
25th Jul 20255212 PMAQI
25th Jul 2025531 PMAQI
25th Jul 2025532 PMAQI
25th Jul 2025503 PMAQI
25th Jul 2025454 PMAQI
25th Jul 2025445 PMAQI
25th Jul 2025416 PMAQI
25th Jul 2025377 PMAQI
25th Jul 2025348 PMAQI
25th Jul 2025309 PMAQI
25th Jul 20252910 PMAQI
25th Jul 20253111 PMAQI
26th Jul 20253712 AMAQI
26th Jul 2025351 AMAQI
26th Jul 2025492 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025624 AMAQI
26°C21/33°C
26th Jul 2025885 AMAQI
26th Jul 20251126 AMAQI
26th Jul 20251197 AMAQI
26th Jul 20251248 AMAQI
26th Jul 20251109 AMAQI
26th Jul 202510510 AMAQI
26th Jul 20258811 AMAQI
26th Jul 20258312 PMAQI
26th Jul 2025821 PMAQI
26th Jul 2025772 PMAQI
26th Jul 2025763 PMAQI
26th Jul 2025724 PMAQI
26th Jul 2025745 PMAQI
26th Jul 2025686 PMAQI
26th Jul 2025657 PMAQI
26th Jul 2025658 PMAQI
26th Jul 2025669 PMAQI
26th Jul 20257010 PMAQI
26th Jul 20257311 PMAQI
27th Jul 20257312 AMAQI
27th Jul 2025771 AMAQI
27th Jul 2025802 AMAQI
27th Jul 2025903 AMAQI
27th Jul 2025854 AMAQI
22°C20/24°C
27th Jul 2025855 AMAQI
27th Jul 2025806 AMAQI
27th Jul 2025797 AMAQI
27th Jul 2025788 AMAQI
27th Jul 2025759 AMAQI
27th Jul 20257610 AMAQI
27th Jul 20257611 AMAQI
27th Jul 20257812 PMAQI
27th Jul 2025801 PMAQI
27th Jul 2025792 PMAQI
27th Jul 2025803 PMAQI
27th Jul 2025794 PMAQI
27th Jul 2025775 PMAQI
27th Jul 2025776 PMAQI
27th Jul 2025767 PMAQI
27th Jul 2025798 PMAQI
27th Jul 2025789 PMAQI
27th Jul 20257810 PMAQI
27th Jul 20257611 PMAQI
28th Jul 20257512 AMAQI
28th Jul 2025741 AMAQI
28th Jul 2025782 AMAQI
28th Jul 2025813 AMAQI
28th Jul 2025824 AMAQI
21°C18/23°C
28th Jul 2025795 AMAQI
28th Jul 2025766 AMAQI
28th Jul 2025767 AMAQI
28th Jul 2025738 AMAQI
28th Jul 2025719 AMAQI
28th Jul 20256810 AMAQI
28th Jul 20256611 AMAQI
28th Jul 20256212 PMAQI
28th Jul 2025621 PMAQI
28th Jul 2025622 PMAQI
28th Jul 2025653 PMAQI
28th Jul 2025654 PMAQI
28th Jul 2025645 PMAQI
28th Jul 2025626 PMAQI
28th Jul 2025687 PMAQI
28th Jul 2025658 PMAQI
28th Jul 2025599 PMAQI
28th Jul 20256010 PMAQI
28th Jul 20256111 PMAQI
29th Jul 20256612 AMAQI
29th Jul 2025671 AMAQI
29th Jul 2025582 AMAQI
29th Jul 2025583 AMAQI
29th Jul 2025584 AMAQI
22°C19/26°C
29th Jul 2025575 AMAQI
29th Jul 2025586 AMAQI
29th Jul 2025607 AMAQI
29th Jul 2025618 AMAQI
29th Jul 2025619 AMAQI
29th Jul 20256010 AMAQI
29th Jul 20256011 AMAQI
29th Jul 20256012 PMAQI
29th Jul 2025601 PMAQI
29th Jul 2025602 PMAQI
29th Jul 2025593 PMAQI
29th Jul 2025584 PMAQI
29th Jul 2025585 PMAQI
29th Jul 2025586 PMAQI
29th Jul 2025597 PMAQI
29th Jul 2025588 PMAQI
29th Jul 2025569 PMAQI
29th Jul 20255510 PMAQI
29th Jul 20255511 PMAQI
30th Jul 20255812 AMAQI
30th Jul 2025581 AMAQI
30th Jul 2025532 AMAQI
30th Jul 2025533 AMAQI
30th Jul 2025524 AMAQI
28°C22/35°C
30th Jul 2025535 AMAQI
30th Jul 2025526 AMAQI
30th Jul 2025537 AMAQI
30th Jul 2025538 AMAQI
30th Jul 2025529 AMAQI
30th Jul 20255310 AMAQI
30th Jul 20255211 AMAQI
30th Jul 20255312 PMAQI
30th Jul 2025541 PMAQI
30th Jul 2025542 PMAQI
30th Jul 2025543 PMAQI
30th Jul 2025544 PMAQI
30th Jul 2025545 PMAQI
30th Jul 2025546 PMAQI
30th Jul 2025547 PMAQI
30th Jul 2025548 PMAQI
30th Jul 2025539 PMAQI
30th Jul 20255310 PMAQI
30th Jul 20255311 PMAQI
31st Jul 20255412 AMAQI
31st Jul 2025541 AMAQI
31st Jul 2025462 AMAQI
31st Jul 2025463 AMAQI
31st Jul 2025464 AMAQI
24°C22/26°C
31st Jul 2025495 AMAQI
31st Jul 2025516 AMAQI
31st Jul 2025547 AMAQI
31st Jul 2025568 AMAQI
31st Jul 2025589 AMAQI
31st Jul 20256510 AMAQI
31st Jul 20257011 AMAQI
31st Jul 20257912 PMAQI
31st Jul 2025851 PMAQI
31st Jul 2025862 PMAQI
31st Jul 2025893 PMAQI
31st Jul 2025894 PMAQI
31st Jul 2025895 PMAQI
31st Jul 2025896 PMAQI
31st Jul 2025587 PMAQI
31st Jul 2025688 PMAQI
31st Jul 2025789 PMAQI
31st Jul 20257910 PMAQI
31st Jul 20256611 PMAQI
1st Aug 20255812 AMAQI
1st Aug 2025541 AMAQI
1st Aug 2025622 AMAQI
1st Aug 2025643 AMAQI
1st Aug 2025664 AMAQI
21°C18/23°C
1st Aug 2025675 AMAQI
1st Aug 2025666 AMAQI
1st Aug 2025687 AMAQI
1st Aug 2025648 AMAQI
1st Aug 2025669 AMAQI
1st Aug 20256610 AMAQI
1st Aug 20256511 AMAQI
1st Aug 20256312 PMAQI
1st Aug 2025611 PMAQI
1st Aug 2025582 PMAQI
1st Aug 2025553 PMAQI
1st Aug 2025534 PMAQI
1st Aug 2025515 PMAQI
1st Aug 2025406 PMAQI
1st Aug 2025677 PMAQI
1st Aug 2025488 PMAQI
1st Aug 2025309 PMAQI
1st Aug 20252610 PMAQI
1st Aug 20254411 PMAQI
2nd Aug 20256012 AMAQI
2nd Aug 2025531 AMAQI
2nd Aug 2025382 AMAQI
2nd Aug 2025303 AMAQI
2nd Aug 2025314 AMAQI
18°C16/20°C
2nd Aug 2025285 AMAQI
2nd Aug 2025286 AMAQI
2nd Aug 2025307 AMAQI
2nd Aug 2025288 AMAQI
2nd Aug 2025299 AMAQI
2nd Aug 20252510 AMAQI
2nd Aug 20252411 AMAQI
2nd Aug 20252412 PMAQI
2nd Aug 2025221 PMAQI
2nd Aug 2025222 PMAQI
2nd Aug 2025233 PMAQI
2nd Aug 2025244 PMAQI
2nd Aug 2025245 PMAQI
2nd Aug 2025246 PMAQI
2nd Aug 2025267 PMAQI
2nd Aug 2025288 PMAQI
2nd Aug 2025329 PMAQI
2nd Aug 20253410 PMAQI
2nd Aug 20253211 PMAQI
3rd Aug 20253012 AMAQI
3rd Aug 2025381 AMAQI
3rd Aug 2025402 AMAQI
3rd Aug 2025353 AMAQI
3rd Aug 2025354 AMAQI
19°C15/23°C
3rd Aug 2025345 AMAQI
3rd Aug 2025366 AMAQI
3rd Aug 2025357 AMAQI
3rd Aug 2025358 AMAQI
3rd Aug 2025469 AMAQI
3rd Aug 20255510 AMAQI
3rd Aug 20256011 AMAQI
3rd Aug 20256712 PMAQI
3rd Aug 2025721 PMAQI
3rd Aug 2025802 PMAQI
3rd Aug 2025843 PMAQI
3rd Aug 2025804 PMAQI
3rd Aug 2025775 PMAQI
3rd Aug 2025696 PMAQI
3rd Aug 2025507 PMAQI
3rd Aug 2025518 PMAQI
3rd Aug 2025539 PMAQI
3rd Aug 20254610 PMAQI
3rd Aug 20254611 PMAQI
4th Aug 20254612 AMAQI
4th Aug 2025511 AMAQI
4th Aug 2025562 AMAQI
4th Aug 2025343 AMAQI
4th Aug 2025354 AMAQI
21°C16/27°C
4th Aug 2025375 AMAQI
4th Aug 2025406 AMAQI
4th Aug 2025437 AMAQI
4th Aug 2025468 AMAQI
4th Aug 2025539 AMAQI
4th Aug 20256210 AMAQI
4th Aug 20257211 AMAQI
4th Aug 20258012 PMAQI
4th Aug 2025881 PMAQI
4th Aug 2025982 PMAQI
4th Aug 20251073 PMAQI
4th Aug 20251184 PMAQI
4th Aug 20251105 PMAQI
4th Aug 20251046 PMAQI
4th Aug 2025607 PMAQI
4th Aug 2025828 PMAQI
4th Aug 2025949 PMAQI
4th Aug 20259310 PMAQI
4th Aug 20258011 PMAQI
5th Aug 20258012 AMAQI
5th Aug 2025961 AMAQI
5th Aug 2025752 AMAQI
5th Aug 2025743 AMAQI
5th Aug 2025804 AMAQI
22°C17/27°C
5th Aug 2025825 AMAQI
5th Aug 2025846 AMAQI
5th Aug 2025967 AMAQI
5th Aug 20251178 AMAQI
5th Aug 20251189 AMAQI
5th Aug 202511810 AMAQI
5th Aug 202511011 AMAQI
5th Aug 20259812 PMAQI
5th Aug 2025811 PMAQI
5th Aug 2025702 PMAQI
5th Aug 2025643 PMAQI
5th Aug 2025614 PMAQI
5th Aug 2025575 PMAQI
5th Aug 2025546 PMAQI
5th Aug 2025787 PMAQI
5th Aug 2025648 PMAQI
5th Aug 2025459 PMAQI
5th Aug 20254810 PMAQI
5th Aug 20255511 PMAQI
6th Aug 20255512 AMAQI
6th Aug 2025411 AMAQI
6th Aug 2025422 AMAQI
6th Aug 2025403 AMAQI
6th Aug 2025444 AMAQI
20°C18/20°C
6th Aug 2025405 AMAQI
6th Aug 2025436 AMAQI
6th Aug 2025447 AMAQI
6th Aug 2025478 AMAQI
6th Aug 2025499 AMAQI
6th Aug 20255010 AMAQI
6th Aug 20255211 AMAQI
6th Aug 20255212 PMAQI
6th Aug 2025491 PMAQI
6th Aug 2025472 PMAQI
6th Aug 2025423 PMAQI
6th Aug 2025344 PMAQI
6th Aug 2025345 PMAQI
6th Aug 2025376 PMAQI
6th Aug 2025427 PMAQI
6th Aug 2025528 PMAQI
6th Aug 2025609 PMAQI
6th Aug 20256710 PMAQI
6th Aug 20255111 PMAQI
7th Aug 20255112 AMAQI
7th Aug 2025741 AMAQI
7th Aug 2025752 AMAQI
7th Aug 2025743 AMAQI
7th Aug 2025724 AMAQI
19°C17/22°C
7th Aug 2025655 AMAQI
7th Aug 2025686 AMAQI
7th Aug 2025717 AMAQI
7th Aug 2025698 AMAQI
7th Aug 2025709 AMAQI
7th Aug 20256810 AMAQI
7th Aug 20256011 AMAQI
7th Aug 20255812 PMAQI
7th Aug 2025551 PMAQI
7th Aug 2025542 PMAQI
7th Aug 2025543 PMAQI
7th Aug 2025534 PMAQI
7th Aug 2025545 PMAQI
7th Aug 2025546 PMAQI
7th Aug 2025607 PMAQI
7th Aug 2025618 PMAQI
7th Aug 2025549 PMAQI
7th Aug 20255210 PMAQI
7th Aug 20255411 PMAQI
8th Aug 20255812 AMAQI
8th Aug 2025351 AMAQI
8th Aug 2025332 AMAQI
8th Aug 2025303 AMAQI
8th Aug 2025294 AMAQI
20°C16/24°C
8th Aug 2025315 AMAQI
8th Aug 2025316 AMAQI
8th Aug 2025327 AMAQI
8th Aug 2025348 AMAQI
8th Aug 2025329 AMAQI
8th Aug 20253310 AMAQI
8th Aug 20253311 AMAQI
8th Aug 20253412 PMAQI
8th Aug 2025341 PMAQI
8th Aug 2025352 PMAQI
8th Aug 2025353 PMAQI
8th Aug 2025344 PMAQI
8th Aug 2025345 PMAQI
8th Aug 2025346 PMAQI
8th Aug 2025347 PMAQI
8th Aug 2025328 PMAQI
8th Aug 2025319 PMAQI
8th Aug 20253310 PMAQI
8th Aug 20253211 PMAQI
9th Aug 20253412 AMAQI
9th Aug 2025321 AMAQI
9th Aug 2025332 AMAQI
9th Aug 2025333 AMAQI
9th Aug 2025324 AMAQI
21°C16/26°C
9th Aug 2025325 AMAQI
5 AM9th Aug 2025306 AMAQI
9th Aug 2025327 AMAQI
9th Aug 2025328 AMAQI
9th Aug 2025309 AMAQI
9th Aug 20253010 AMAQI
12 PM
8 PM
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 8 PM
43AQI
16 hours / Day
480 hours / Month
Avg. Lowest Time
5 AM - 8 PM
43AQI
16 hours / Day
480 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 8 PM (Avg. 43), while the lowest AQI was between 5 AM to 8 PM (Avg. 43).
Night time
Avg. Highest Time
12 AM - 11 PM
39AQI
8 hours / Day
240 hours / Month
Avg. Lowest Time
2 AM - 4 AM
38AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 39), while the lowest AQI was between 2 AM to 4 AM (Avg. 38).
2025 Days Vs Air Quality
Weymouth, Massachusetts, United States
2025
82%
111
18%
24
Total number of days with different AQI categories in last 221 days in 2025 (144 days remaining)
Good
111 DaysModerate
24 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2025, 82% of 221 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Weymouth, Massachusetts, 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 March 2025
18AQI
18AQI
2nd March 2025
19AQI
19AQI
3rd March 2025
22AQI
22AQI
4th March 2025
23AQI
23AQI
5th March 2025
31AQI
31AQI
1st April 2025
17AQI
17AQI
2nd April 2025
17AQI
17AQI
3rd April 2025
24AQI
24AQI
4th April 2025
24AQI
24AQI
5th April 2025
21AQI
21AQI
6th April 2025
21AQI
21AQI
7th April 2025
15AQI
15AQI
8th April 2025
18AQI
18AQI
9th April 2025
14AQI
14AQI
10th April 2025
19AQI
19AQI
11th April 2025
20AQI
20AQI
12th April 2025
18AQI
18AQI
13th April 2025
15AQI
15AQI
14th April 2025
17AQI
17AQI
15th April 2025
28AQI
28AQI
16th April 2025
12AQI
12AQI
17th April 2025
13AQI
13AQI
18th April 2025
21AQI
21AQI
19th April 2025
48AQI
48AQI
20th April 2025
21AQI
21AQI
21st April 2025
16AQI
16AQI
22nd April 2025
39AQI
39AQI
23rd April 2025
24AQI
24AQI
24th April 2025
22AQI
22AQI
25th April 2025
49AQI
49AQI
26th April 2025
29AQI
29AQI
27th April 2025
11AQI
11AQI
28th April 2025
17AQI
17AQI
29th April 2025
25AQI
25AQI
30th April 2025
22AQI
22AQI
1st May 2025
17AQI
17AQI
2nd May 2025
38AQI
38AQI
3rd May 2025
46AQI
46AQI
4th May 2025
38AQI
38AQI
5th May 2025
28AQI
28AQI
6th May 2025
29AQI
29AQI
7th May 2025
26AQI
26AQI
8th May 2025
24AQI
24AQI
9th May 2025
31AQI
31AQI
10th May 2025
15AQI
15AQI
11th May 2025
20AQI
20AQI
12th May 2025
20AQI
20AQI
13th May 2025
27AQI
27AQI
14th May 2025
29AQI
29AQI
15th May 2025
32AQI
32AQI
16th May 2025
31AQI
31AQI
17th May 2025
34AQI
34AQI
18th May 2025
18AQI
18AQI
19th May 2025
12AQI
12AQI
20th May 2025
12AQI
12AQI
21st May 2025
16AQI
16AQI
22nd May 2025
24AQI
24AQI
23rd May 2025
13AQI
13AQI
24th May 2025
12AQI
12AQI
25th May 2025
13AQI
13AQI
26th May 2025
18AQI
18AQI
27th May 2025
24AQI
24AQI
28th May 2025
25AQI
25AQI
29th May 2025
18AQI
18AQI
30th May 2025
30AQI
30AQI
31st May 2025
19AQI
19AQI
1st June 2025
13AQI
13AQI
2nd June 2025
17AQI
17AQI
3rd June 2025
23AQI
23AQI
4th June 2025
35AQI
35AQI
5th June 2025
54AQI
54AQI
6th June 2025
60AQI
60AQI
7th June 2025
49AQI
49AQI
8th June 2025
84AQI
84AQI
9th June 2025
79AQI
79AQI
10th June 2025
51AQI
51AQI
11th June 2025
50AQI
50AQI
12th June 2025
69AQI
69AQI
13th June 2025
54AQI
54AQI
14th June 2025
45AQI
45AQI
15th June 2025
31AQI
31AQI
16th June 2025
31AQI
31AQI
17th June 2025
28AQI
28AQI
18th June 2025
22AQI
22AQI
19th June 2025
25AQI
25AQI
20th June 2025
32AQI
32AQI
21st June 2025
51AQI
51AQI
22nd June 2025
52AQI
52AQI
23rd June 2025
49AQI
49AQI
24th June 2025
55AQI
55AQI
25th June 2025
52AQI
52AQI
26th June 2025
38AQI
38AQI
27th June 2025
24AQI
24AQI
28th June 2025
25AQI
25AQI
29th June 2025
39AQI
39AQI
30th June 2025
38AQI
38AQI
1st July 2025
37AQI
37AQI
2nd July 2025
31AQI
31AQI
3rd July 2025
44AQI
44AQI
4th July 2025
42AQI
42AQI
5th July 2025
54AQI
54AQI
6th July 2025
58AQI
58AQI
7th July 2025
42AQI
42AQI
8th July 2025
39AQI
39AQI
9th July 2025
32AQI
32AQI
10th July 2025
28AQI
28AQI
11th July 2025
28AQI
28AQI
12th July 2025
28AQI
28AQI
13th July 2025
21AQI
21AQI
14th July 2025
23AQI
23AQI
15th July 2025
25AQI
25AQI
16th July 2025
34AQI
34AQI
17th July 2025
35AQI
35AQI
18th July 2025
19AQI
19AQI
19th July 2025
23AQI
23AQI
20th July 2025
19AQI
19AQI
21st July 2025
30AQI
30AQI
22nd July 2025
18AQI
18AQI
23rd July 2025
21AQI
21AQI
24th July 2025
25AQI
25AQI
25th July 2025
35AQI
35AQI
26th July 2025
74AQI
74AQI
27th July 2025
79AQI
79AQI
28th July 2025
69AQI
69AQI
29th July 2025
59AQI
59AQI
30th July 2025
54AQI
54AQI
31st July 2025
66AQI
66AQI
1st August 2025
56AQI
56AQI
2nd August 2025
31AQI
31AQI
3rd August 2025
51AQI
51AQI
4th August 2025
69AQI
69AQI
5th August 2025
77AQI
77AQI
6th August 2025
47AQI
47AQI
7th August 2025
62AQI
62AQI
8th August 2025
34AQI
34AQI
23AQI
22AQI
24AQI
43AQI
38AQI
53AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202533AQI
5
30
31
19
11
23
8
3
5
111
24
Highest AQI recorded in
August53AQI
Lowest AQI recorded in
April22AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
33AQILeast Polluted Year Recorded
2025(Avg.)
33AQIWeymouth's annual 2025 AQI (33) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
