3rd Avenue Southwest, Watertown, South Dakota, 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
3rd Avenue Southwest, Watertown, South Dakota, United States
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
1st Aug 2025
132AQILowest AQI recorded on
9th Aug 2025
19AQISame Day Analysis (10th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 29 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 10th Aug - 11th Aug 2025
3rd Avenue Southwest, Watertown, South Dakota, United States
AQI
Day
Night
.
6 AM10th Aug 2025
9 PM
5 AM11th Aug 2025
Day time
Avg. Highest Time
6PM10th Aug
50AQI
Avg. Lowest Time
6AM10th Aug
20AQI
Night time
Avg. Highest Time
2AM11th Aug
119AQI
Avg. Lowest Time
10PM10th Aug
34AQI
In the last 24 hours,
3rd Avenue Southwest's AQI reached its highest point of 119 at 2 AM during the Night, while the lowest point, 20, was recorded at 6 AM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
3rd Avenue Southwest, Watertown, South Dakota, United States
JulAug
12th - 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 - 10th10th - 11th11th
Day
Night
12th Jul 2025346 AMAQI
12th Jul 2025307 AMAQI
12th Jul 2025348 AMAQI
12th Jul 2025389 AMAQI
12th Jul 20253810 AMAQI
12th Jul 20254311 AMAQI
12th Jul 20256012 PMAQI
12th Jul 2025721 PMAQI
12th Jul 2025622 PMAQI
12th Jul 2025623 PMAQI
12th Jul 2025604 PMAQI
12th Jul 2025585 PMAQI
12th Jul 2025596 PMAQI
12th Jul 2025627 PMAQI
12th Jul 2025588 PMAQI
12th Jul 2025749 PMAQI
12th Jul 20256810 PMAQI
12th Jul 20257111 PMAQI
13th Jul 20256712 AMAQI
13th Jul 2025641 AMAQI
13th Jul 20251002 AMAQI
13th Jul 2025903 AMAQI
13th Jul 20251114 AMAQI
13th Jul 20251065 AMAQI
20°C12/26°C
13th Jul 2025966 AMAQI
13th Jul 2025897 AMAQI
13th Jul 2025888 AMAQI
13th Jul 2025799 AMAQI
13th Jul 20257810 AMAQI
13th Jul 20257211 AMAQI
13th Jul 20256412 PMAQI
13th Jul 2025631 PMAQI
13th Jul 2025652 PMAQI
13th Jul 2025723 PMAQI
13th Jul 2025704 PMAQI
13th Jul 2025715 PMAQI
13th Jul 2025716 PMAQI
13th Jul 2025847 PMAQI
13th Jul 2025818 PMAQI
13th Jul 2025669 PMAQI
13th Jul 20256610 PMAQI
13th Jul 20256811 PMAQI
14th Jul 20256712 AMAQI
14th Jul 2025661 AMAQI
14th Jul 2025362 AMAQI
14th Jul 2025313 AMAQI
14th Jul 2025204 AMAQI
14th Jul 2025205 AMAQI
23°C14/32°C
14th Jul 2025296 AMAQI
14th Jul 2025417 AMAQI
14th Jul 2025468 AMAQI
14th Jul 2025489 AMAQI
14th Jul 20254810 AMAQI
14th Jul 20254611 AMAQI
14th Jul 20254112 PMAQI
14th Jul 2025441 PMAQI
14th Jul 2025492 PMAQI
14th Jul 2025483 PMAQI
14th Jul 2025484 PMAQI
14th Jul 2025505 PMAQI
14th Jul 2025506 PMAQI
14th Jul 2025507 PMAQI
14th Jul 2025518 PMAQI
14th Jul 2025489 PMAQI
14th Jul 20255210 PMAQI
14th Jul 20254611 PMAQI
15th Jul 20255012 AMAQI
15th Jul 2025481 AMAQI
15th Jul 2025302 AMAQI
15th Jul 2025283 AMAQI
15th Jul 2025294 AMAQI
15th Jul 2025295 AMAQI
26°C17/34°C
15th Jul 2025326 AMAQI
15th Jul 2025317 AMAQI
15th Jul 2025338 AMAQI
15th Jul 2025379 AMAQI
15th Jul 20253710 AMAQI
15th Jul 20254511 AMAQI
15th Jul 20254112 PMAQI
15th Jul 2025381 PMAQI
15th Jul 2025392 PMAQI
15th Jul 2025383 PMAQI
15th Jul 2025384 PMAQI
15th Jul 2025405 PMAQI
15th Jul 2025426 PMAQI
15th Jul 2025427 PMAQI
15th Jul 2025458 PMAQI
15th Jul 2025449 PMAQI
15th Jul 20254410 PMAQI
15th Jul 20254811 PMAQI
16th Jul 20255212 AMAQI
16th Jul 2025551 AMAQI
16th Jul 2025682 AMAQI
16th Jul 2025663 AMAQI
16th Jul 2025684 AMAQI
16th Jul 2025665 AMAQI
24°C16/34°C
16th Jul 2025616 AMAQI
16th Jul 2025557 AMAQI
16th Jul 2025478 AMAQI
16th Jul 2025409 AMAQI
16th Jul 20253410 AMAQI
16th Jul 20253411 AMAQI
16th Jul 20253612 PMAQI
16th Jul 2025361 PMAQI
16th Jul 2025362 PMAQI
16th Jul 2025443 PMAQI
16th Jul 2025444 PMAQI
16th Jul 2025475 PMAQI
16th Jul 2025466 PMAQI
16th Jul 2025477 PMAQI
16th Jul 2025448 PMAQI
16th Jul 2025439 PMAQI
16th Jul 20254410 PMAQI
16th Jul 20254411 PMAQI
17th Jul 20254212 AMAQI
17th Jul 2025401 AMAQI
17th Jul 2025262 AMAQI
17th Jul 2025243 AMAQI
17th Jul 2025204 AMAQI
17th Jul 2025185 AMAQI
16°C12/19°C
17th Jul 2025216 AMAQI
17th Jul 2025217 AMAQI
17th Jul 2025278 AMAQI
17th Jul 2025229 AMAQI
17th Jul 20252610 AMAQI
17th Jul 20252811 AMAQI
17th Jul 20252412 PMAQI
17th Jul 2025211 PMAQI
17th Jul 2025212 PMAQI
17th Jul 2025243 PMAQI
17th Jul 2025244 PMAQI
17th Jul 2025265 PMAQI
17th Jul 2025266 PMAQI
17th Jul 2025267 PMAQI
17th Jul 2025268 PMAQI
17th Jul 2025259 PMAQI
17th Jul 20252410 PMAQI
17th Jul 20252411 PMAQI
18th Jul 20252212 AMAQI
18th Jul 2025201 AMAQI
18th Jul 2025182 AMAQI
18th Jul 2025163 AMAQI
18th Jul 2025184 AMAQI
18th Jul 2025185 AMAQI
17°C9/22°C
18th Jul 2025206 AMAQI
18th Jul 2025217 AMAQI
18th Jul 2025198 AMAQI
18th Jul 2025209 AMAQI
18th Jul 20252210 AMAQI
18th Jul 20252011 AMAQI
18th Jul 20251912 PMAQI
18th Jul 2025201 PMAQI
18th Jul 2025212 PMAQI
18th Jul 2025253 PMAQI
18th Jul 2025264 PMAQI
18th Jul 2025265 PMAQI
18th Jul 2025226 PMAQI
18th Jul 2025227 PMAQI
18th Jul 2025218 PMAQI
18th Jul 2025239 PMAQI
18th Jul 20252410 PMAQI
18th Jul 20252511 PMAQI
19th Jul 20252512 AMAQI
19th Jul 2025241 AMAQI
19th Jul 2025182 AMAQI
19th Jul 2025203 AMAQI
19th Jul 2025164 AMAQI
19th Jul 2025175 AMAQI
20°C13/26°C
19th Jul 2025226 AMAQI
19th Jul 2025207 AMAQI
19th Jul 2025188 AMAQI
19th Jul 2025199 AMAQI
19th Jul 20251910 AMAQI
19th Jul 20251711 AMAQI
19th Jul 20251712 PMAQI
19th Jul 2025161 PMAQI
19th Jul 2025182 PMAQI
19th Jul 2025203 PMAQI
19th Jul 2025214 PMAQI
19th Jul 2025205 PMAQI
19th Jul 2025216 PMAQI
19th Jul 2025207 PMAQI
19th Jul 2025198 PMAQI
19th Jul 2025219 PMAQI
19th Jul 20252210 PMAQI
19th Jul 20252011 PMAQI
20th Jul 20252212 AMAQI
20th Jul 2025201 AMAQI
20th Jul 2025172 AMAQI
20th Jul 2025163 AMAQI
20th Jul 2025154 AMAQI
20th Jul 2025165 AMAQI
19°C15/24°C
20th Jul 2025166 AMAQI
20th Jul 2025187 AMAQI
20th Jul 2025208 AMAQI
20th Jul 2025219 AMAQI
20th Jul 20251810 AMAQI
20th Jul 20251811 AMAQI
20th Jul 20251912 PMAQI
20th Jul 2025181 PMAQI
20th Jul 2025232 PMAQI
20th Jul 2025213 PMAQI
20th Jul 2025224 PMAQI
20th Jul 2025205 PMAQI
20th Jul 2025206 PMAQI
20th Jul 2025187 PMAQI
20th Jul 2025208 PMAQI
20th Jul 2025229 PMAQI
20th Jul 20252110 PMAQI
20th Jul 20252411 PMAQI
21st Jul 20252512 AMAQI
21st Jul 2025231 AMAQI
21st Jul 2025232 AMAQI
21st Jul 2025213 AMAQI
21st Jul 2025224 AMAQI
21st Jul 2025245 AMAQI
20°C13/28°C
21st Jul 2025246 AMAQI
21st Jul 2025247 AMAQI
21st Jul 2025228 AMAQI
21st Jul 2025219 AMAQI
21st Jul 20252210 AMAQI
21st Jul 20252211 AMAQI
21st Jul 20253012 PMAQI
21st Jul 2025221 PMAQI
21st Jul 2025232 PMAQI
21st Jul 2025253 PMAQI
21st Jul 2025274 PMAQI
21st Jul 2025265 PMAQI
21st Jul 2025266 PMAQI
21st Jul 2025247 PMAQI
21st Jul 2025248 PMAQI
21st Jul 2025259 PMAQI
21st Jul 20252610 PMAQI
21st Jul 20252611 PMAQI
22nd Jul 20253012 AMAQI
22nd Jul 2025281 AMAQI
22nd Jul 2025312 AMAQI
22nd Jul 2025313 AMAQI
22nd Jul 2025314 AMAQI
22nd Jul 2025245 AMAQI
24°C20/30°C
22nd Jul 2025266 AMAQI
22nd Jul 2025267 AMAQI
22nd Jul 2025248 AMAQI
22nd Jul 2025279 AMAQI
22nd Jul 20252510 AMAQI
22nd Jul 20252211 AMAQI
22nd Jul 20252312 PMAQI
22nd Jul 2025241 PMAQI
22nd Jul 2025262 PMAQI
22nd Jul 2025273 PMAQI
22nd Jul 2025244 PMAQI
22nd Jul 2025235 PMAQI
22nd Jul 2025246 PMAQI
22nd Jul 2025257 PMAQI
22nd Jul 2025258 PMAQI
22nd Jul 2025259 PMAQI
22nd Jul 20252610 PMAQI
22nd Jul 20252911 PMAQI
23rd Jul 20253312 AMAQI
23rd Jul 2025341 AMAQI
23rd Jul 2025292 AMAQI
23rd Jul 2025323 AMAQI
23rd Jul 2025374 AMAQI
23rd Jul 2025285 AMAQI
27°C22/33°C
23rd Jul 2025246 AMAQI
23rd Jul 2025277 AMAQI
23rd Jul 2025308 AMAQI
23rd Jul 2025339 AMAQI
23rd Jul 20253610 AMAQI
23rd Jul 20254211 AMAQI
23rd Jul 20253412 PMAQI
23rd Jul 2025241 PMAQI
23rd Jul 2025242 PMAQI
23rd Jul 2025283 PMAQI
23rd Jul 2025304 PMAQI
23rd Jul 2025275 PMAQI
23rd Jul 2025286 PMAQI
23rd Jul 2025287 PMAQI
23rd Jul 2025258 PMAQI
23rd Jul 2025229 PMAQI
23rd Jul 20252210 PMAQI
23rd Jul 20252311 PMAQI
24th Jul 20252512 AMAQI
24th Jul 2025241 AMAQI
24th Jul 2025162 AMAQI
24th Jul 2025183 AMAQI
24th Jul 2025314 AMAQI
24th Jul 2025345 AMAQI
24°C19/27°C
24th Jul 2025336 AMAQI
24th Jul 2025357 AMAQI
24th Jul 2025398 AMAQI
24th Jul 2025689 AMAQI
24th Jul 20258410 AMAQI
24th Jul 20258311 AMAQI
24th Jul 20256712 PMAQI
24th Jul 2025701 PMAQI
24th Jul 2025632 PMAQI
24th Jul 2025573 PMAQI
24th Jul 2025554 PMAQI
24th Jul 2025575 PMAQI
24th Jul 2025526 PMAQI
24th Jul 2025497 PMAQI
24th Jul 2025528 PMAQI
24th Jul 2025549 PMAQI
24th Jul 20255310 PMAQI
24th Jul 20255611 PMAQI
25th Jul 20255512 AMAQI
25th Jul 2025581 AMAQI
25th Jul 2025702 AMAQI
25th Jul 2025703 AMAQI
25th Jul 2025644 AMAQI
25th Jul 2025635 AMAQI
23°C17/29°C
25th Jul 2025576 AMAQI
25th Jul 2025607 AMAQI
25th Jul 2025598 AMAQI
25th Jul 2025559 AMAQI
25th Jul 20255210 AMAQI
25th Jul 20255011 AMAQI
25th Jul 20254912 PMAQI
25th Jul 2025501 PMAQI
25th Jul 2025502 PMAQI
25th Jul 2025513 PMAQI
25th Jul 2025504 PMAQI
25th Jul 2025525 PMAQI
25th Jul 2025526 PMAQI
25th Jul 2025547 PMAQI
25th Jul 2025568 PMAQI
25th Jul 2025529 PMAQI
25th Jul 20254810 PMAQI
25th Jul 20254611 PMAQI
26th Jul 20254612 AMAQI
26th Jul 2025461 AMAQI
26th Jul 2025202 AMAQI
26th Jul 2025183 AMAQI
26th Jul 2025184 AMAQI
26th Jul 2025175 AMAQI
24°C17/30°C
26th Jul 2025226 AMAQI
26th Jul 2025297 AMAQI
26th Jul 2025258 AMAQI
26th Jul 2025249 AMAQI
26th Jul 20252410 AMAQI
26th Jul 20252111 AMAQI
26th Jul 20253012 PMAQI
26th Jul 2025241 PMAQI
26th Jul 2025222 PMAQI
26th Jul 2025263 PMAQI
26th Jul 2025274 PMAQI
26th Jul 2025285 PMAQI
26th Jul 2025296 PMAQI
26th Jul 2025287 PMAQI
26th Jul 2025238 PMAQI
26th Jul 2025229 PMAQI
26th Jul 20252610 PMAQI
26th Jul 20252611 PMAQI
27th Jul 20252612 AMAQI
27th Jul 2025211 AMAQI
27th Jul 2025162 AMAQI
27th Jul 2025163 AMAQI
27th Jul 2025164 AMAQI
27th Jul 2025175 AMAQI
26°C21/33°C
27th Jul 2025176 AMAQI
27th Jul 2025207 AMAQI
27th Jul 2025198 AMAQI
27th Jul 2025209 AMAQI
27th Jul 20252010 AMAQI
27th Jul 20251811 AMAQI
27th Jul 20251712 PMAQI
27th Jul 2025191 PMAQI
27th Jul 2025192 PMAQI
27th Jul 2025223 PMAQI
27th Jul 2025214 PMAQI
27th Jul 2025225 PMAQI
27th Jul 2025226 PMAQI
27th Jul 2025187 PMAQI
27th Jul 2025198 PMAQI
27th Jul 2025209 PMAQI
27th Jul 20252010 PMAQI
27th Jul 20252211 PMAQI
28th Jul 20252212 AMAQI
28th Jul 2025181 AMAQI
28th Jul 2025172 AMAQI
28th Jul 2025203 AMAQI
28th Jul 2025224 AMAQI
28th Jul 2025185 AMAQI
28°C21/36°C
28th Jul 2025176 AMAQI
28th Jul 2025207 AMAQI
28th Jul 2025198 AMAQI
28th Jul 2025209 AMAQI
28th Jul 20251910 AMAQI
28th Jul 20251811 AMAQI
28th Jul 20251912 PMAQI
28th Jul 2025181 PMAQI
28th Jul 2025192 PMAQI
28th Jul 2025223 PMAQI
28th Jul 2025214 PMAQI
28th Jul 2025225 PMAQI
28th Jul 2025226 PMAQI
28th Jul 2025207 PMAQI
28th Jul 2025208 PMAQI
28th Jul 2025239 PMAQI
28th Jul 20252510 PMAQI
28th Jul 20252611 PMAQI
29th Jul 20252312 AMAQI
29th Jul 2025231 AMAQI
29th Jul 2025182 AMAQI
29th Jul 2025173 AMAQI
29th Jul 2025174 AMAQI
29th Jul 2025175 AMAQI
25°C19/34°C
29th Jul 2025186 AMAQI
29th Jul 2025187 AMAQI
29th Jul 2025208 AMAQI
29th Jul 2025229 AMAQI
29th Jul 20252110 AMAQI
29th Jul 20252011 AMAQI
29th Jul 20252312 PMAQI
29th Jul 2025241 PMAQI
29th Jul 2025242 PMAQI
29th Jul 2025253 PMAQI
29th Jul 2025244 PMAQI
29th Jul 2025265 PMAQI
29th Jul 2025266 PMAQI
29th Jul 2025237 PMAQI
29th Jul 2025248 PMAQI
29th Jul 2025279 PMAQI
29th Jul 20252710 PMAQI
29th Jul 20252711 PMAQI
30th Jul 20252612 AMAQI
30th Jul 2025281 AMAQI
30th Jul 2025342 AMAQI
30th Jul 2025323 AMAQI
30th Jul 2025364 AMAQI
30th Jul 2025415 AMAQI
22°C18/27°C
30th Jul 2025496 AMAQI
30th Jul 2025587 AMAQI
30th Jul 2025688 AMAQI
30th Jul 2025789 AMAQI
30th Jul 20258710 AMAQI
30th Jul 20258611 AMAQI
30th Jul 20257612 PMAQI
30th Jul 2025731 PMAQI
30th Jul 2025822 PMAQI
30th Jul 2025833 PMAQI
30th Jul 2025834 PMAQI
30th Jul 2025835 PMAQI
30th Jul 2025836 PMAQI
30th Jul 2025837 PMAQI
30th Jul 2025838 PMAQI
30th Jul 2025859 PMAQI
30th Jul 20258810 PMAQI
30th Jul 20258511 PMAQI
31st Jul 20259612 AMAQI
31st Jul 2025881 AMAQI
31st Jul 20251062 AMAQI
31st Jul 20251023 AMAQI
31st Jul 20251054 AMAQI
31st Jul 20251095 AMAQI
21°C17/26°C
31st Jul 20251206 AMAQI
31st Jul 20251167 AMAQI
31st Jul 20251188 AMAQI
31st Jul 20251179 AMAQI
31st Jul 202512810 AMAQI
31st Jul 202512011 AMAQI
31st Jul 202510612 PMAQI
31st Jul 20251231 PMAQI
31st Jul 20251142 PMAQI
31st Jul 20251133 PMAQI
31st Jul 20251164 PMAQI
31st Jul 20251165 PMAQI
31st Jul 20251096 PMAQI
31st Jul 20251217 PMAQI
31st Jul 20251218 PMAQI
31st Jul 20251089 PMAQI
31st Jul 202510810 PMAQI
31st Jul 202510511 PMAQI
1st Aug 202511212 AMAQI
1st Aug 20251161 AMAQI
1st Aug 20251202 AMAQI
1st Aug 20251183 AMAQI
1st Aug 20251164 AMAQI
1st Aug 20251065 AMAQI
18°C12/24°C
1st Aug 20251226 AMAQI
1st Aug 20251247 AMAQI
1st Aug 20251368 AMAQI
1st Aug 20251409 AMAQI
1st Aug 202513910 AMAQI
1st Aug 202515111 AMAQI
1st Aug 202515212 PMAQI
1st Aug 20251551 PMAQI
1st Aug 20251482 PMAQI
1st Aug 20251523 PMAQI
1st Aug 20251414 PMAQI
1st Aug 20251445 PMAQI
1st Aug 20251386 PMAQI
1st Aug 20251337 PMAQI
1st Aug 20251388 PMAQI
1st Aug 20251399 PMAQI
1st Aug 202513010 PMAQI
1st Aug 202514211 PMAQI
2nd Aug 202513412 AMAQI
2nd Aug 20251461 AMAQI
2nd Aug 20251272 AMAQI
2nd Aug 20251263 AMAQI
2nd Aug 20251344 AMAQI
2nd Aug 20251265 AMAQI
19°C12/24°C
2nd Aug 20251366 AMAQI
2nd Aug 20251267 AMAQI
2nd Aug 20251258 AMAQI
2nd Aug 20251269 AMAQI
2nd Aug 202512010 AMAQI
2nd Aug 202511311 AMAQI
2nd Aug 202511012 PMAQI
2nd Aug 20251091 PMAQI
2nd Aug 20251042 PMAQI
2nd Aug 2025983 PMAQI
2nd Aug 2025934 PMAQI
2nd Aug 2025965 PMAQI
2nd Aug 2025886 PMAQI
2nd Aug 20251247 PMAQI
2nd Aug 20251088 PMAQI
2nd Aug 2025929 PMAQI
2nd Aug 20258610 PMAQI
2nd Aug 20258811 PMAQI
3rd Aug 20258912 AMAQI
3rd Aug 2025901 AMAQI
3rd Aug 2025922 AMAQI
3rd Aug 2025903 AMAQI
3rd Aug 2025904 AMAQI
3rd Aug 2025845 AMAQI
18°C11/25°C
3rd Aug 2025866 AMAQI
3rd Aug 2025967 AMAQI
3rd Aug 2025958 AMAQI
3rd Aug 2025799 AMAQI
3rd Aug 20257510 AMAQI
3rd Aug 20257711 AMAQI
3rd Aug 20257212 PMAQI
3rd Aug 2025681 PMAQI
3rd Aug 2025662 PMAQI
3rd Aug 2025683 PMAQI
3rd Aug 2025704 PMAQI
3rd Aug 2025745 PMAQI
3rd Aug 2025716 PMAQI
3rd Aug 2025817 PMAQI
3rd Aug 2025748 PMAQI
3rd Aug 2025749 PMAQI
3rd Aug 20257410 PMAQI
3rd Aug 20257811 PMAQI
4th Aug 20257712 AMAQI
4th Aug 2025761 AMAQI
4th Aug 2025732 AMAQI
4th Aug 2025713 AMAQI
4th Aug 2025744 AMAQI
4th Aug 2025705 AMAQI
18°C16/21°C
4th Aug 2025686 AMAQI
4th Aug 2025667 AMAQI
4th Aug 2025648 AMAQI
4th Aug 2025649 AMAQI
4th Aug 20256310 AMAQI
4th Aug 20256311 AMAQI
4th Aug 20256012 PMAQI
4th Aug 2025551 PMAQI
4th Aug 2025542 PMAQI
4th Aug 2025543 PMAQI
4th Aug 2025544 PMAQI
4th Aug 2025515 PMAQI
4th Aug 2025526 PMAQI
4th Aug 2025697 PMAQI
4th Aug 2025618 PMAQI
4th Aug 2025559 PMAQI
4th Aug 20255810 PMAQI
4th Aug 20255411 PMAQI
5th Aug 20255412 AMAQI
5th Aug 2025541 AMAQI
5th Aug 2025522 AMAQI
5th Aug 2025483 AMAQI
5th Aug 2025504 AMAQI
5th Aug 2025525 AMAQI
19°C16/22°C
5th Aug 2025566 AMAQI
5th Aug 2025567 AMAQI
5th Aug 2025568 AMAQI
5th Aug 2025629 AMAQI
5th Aug 20256510 AMAQI
5th Aug 20256111 AMAQI
5th Aug 20255912 PMAQI
5th Aug 2025601 PMAQI
5th Aug 2025602 PMAQI
5th Aug 2025583 PMAQI
5th Aug 2025564 PMAQI
5th Aug 2025555 PMAQI
5th Aug 2025486 PMAQI
5th Aug 2025607 PMAQI
5th Aug 2025508 PMAQI
5th Aug 2025499 PMAQI
5th Aug 20255010 PMAQI
5th Aug 20254611 PMAQI
6th Aug 20254212 AMAQI
6th Aug 2025381 AMAQI
6th Aug 2025292 AMAQI
6th Aug 2025213 AMAQI
6th Aug 2025204 AMAQI
6th Aug 2025205 AMAQI
22°C16/28°C
6th Aug 2025206 AMAQI
6th Aug 2025217 AMAQI
6th Aug 2025208 AMAQI
6th Aug 2025209 AMAQI
6th Aug 20252210 AMAQI
6th Aug 20252411 AMAQI
6th Aug 20252112 PMAQI
6th Aug 2025221 PMAQI
6th Aug 2025222 PMAQI
6th Aug 2025183 PMAQI
6th Aug 2025184 PMAQI
6th Aug 2025185 PMAQI
6th Aug 2025166 PMAQI
6th Aug 2025207 PMAQI
6th Aug 2025188 PMAQI
6th Aug 2025199 PMAQI
6th Aug 20252210 PMAQI
6th Aug 20252311 PMAQI
7th Aug 20252412 AMAQI
7th Aug 2025251 AMAQI
7th Aug 2025222 AMAQI
7th Aug 2025203 AMAQI
7th Aug 2025164 AMAQI
7th Aug 2025175 AMAQI
23°C19/27°C
7th Aug 2025186 AMAQI
7th Aug 2025217 AMAQI
7th Aug 2025198 AMAQI
7th Aug 2025209 AMAQI
7th Aug 20252010 AMAQI
7th Aug 20252011 AMAQI
7th Aug 20252412 PMAQI
7th Aug 2025311 PMAQI
7th Aug 2025342 PMAQI
7th Aug 2025323 PMAQI
7th Aug 2025354 PMAQI
7th Aug 2025385 PMAQI
7th Aug 2025396 PMAQI
7th Aug 2025267 PMAQI
7th Aug 2025278 PMAQI
7th Aug 2025389 PMAQI
7th Aug 20254010 PMAQI
7th Aug 20254111 PMAQI
8th Aug 20254112 AMAQI
8th Aug 2025421 AMAQI
8th Aug 2025382 AMAQI
8th Aug 2025503 AMAQI
8th Aug 2025444 AMAQI
8th Aug 2025355 AMAQI
25°C19/31°C
8th Aug 2025376 AMAQI
8th Aug 2025397 AMAQI
8th Aug 2025478 AMAQI
8th Aug 2025369 AMAQI
8th Aug 20253110 AMAQI
8th Aug 20252611 AMAQI
8th Aug 20252412 PMAQI
8th Aug 2025251 PMAQI
8th Aug 2025302 PMAQI
8th Aug 2025373 PMAQI
8th Aug 2025374 PMAQI
8th Aug 2025375 PMAQI
8th Aug 2025416 PMAQI
8th Aug 2025457 PMAQI
8th Aug 2025438 PMAQI
8th Aug 2025429 PMAQI
8th Aug 20254110 PMAQI
8th Aug 20253611 PMAQI
9th Aug 20253212 AMAQI
9th Aug 2025281 AMAQI
9th Aug 2025232 AMAQI
9th Aug 2025163 AMAQI
9th Aug 2025164 AMAQI
9th Aug 2025155 AMAQI
25°C22/27°C
9th Aug 2025166 AMAQI
9th Aug 2025207 AMAQI
9th Aug 2025178 AMAQI
9th Aug 2025189 AMAQI
9th Aug 20252010 AMAQI
9th Aug 20251811 AMAQI
9th Aug 20251712 PMAQI
9th Aug 2025181 PMAQI
9th Aug 2025202 PMAQI
9th Aug 2025223 PMAQI
9th Aug 2025224 PMAQI
9th Aug 2025205 PMAQI
9th Aug 2025206 PMAQI
9th Aug 2025187 PMAQI
9th Aug 2025168 PMAQI
9th Aug 2025189 PMAQI
9th Aug 20251810 PMAQI
9th Aug 20252011 PMAQI
10th Aug 20251912 AMAQI
10th Aug 2025181 AMAQI
10th Aug 2025192 AMAQI
10th Aug 2025173 AMAQI
10th Aug 2025164 AMAQI
10th Aug 2025185 AMAQI
23°C17/29°C
10th Aug 2025206 AMAQI
10th Aug 2025237 AMAQI
10th Aug 2025308 AMAQI
10th Aug 2025339 AMAQI
10th Aug 20254110 AMAQI
10th Aug 20254211 AMAQI
10th Aug 20254112 PMAQI
10th Aug 2025351 PMAQI
10th Aug 2025302 PMAQI
10th Aug 2025303 PMAQI
10th Aug 2025374 PMAQI
10th Aug 2025465 PMAQI
10th Aug 2025506 PMAQI
10th Aug 2025337 PMAQI
10th Aug 2025338 PMAQI
10th Aug 2025499 PMAQI
10th Aug 20253410 PMAQI
10th Aug 20255011 PMAQI
11th Aug 20255612 AMAQI
11th Aug 2025881 AMAQI
11th Aug 20251192 AMAQI
11th Aug 2025853 AMAQI
11th Aug 2025814 AMAQI
11th Aug 2025735 AMAQI
21°C15/27°C
11th Aug 2025736 AMAQI
6 AM11th Aug 2025867 AMAQI
11th Aug 2025928 AMAQI
11th Aug 2025799 AMAQI
11th Aug 20258610 AMAQI
11th Aug 20259811 AMAQI
11th Aug 20259712 PMAQI
11th Aug 20251081 PMAQI
1 PM11th Aug 20251242 PMAQI
11th Aug 20251243 PMAQI
9 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 3 PM
48AQI
10 hours / Day
300 hours / Month
Avg. Lowest Time
6 AM - 9 PM
47AQI
16 hours / Day
480 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 3 PM (Avg. 48), while the lowest AQI was between 6 AM to 9 PM (Avg. 47).
Night time
Avg. Highest Time
12 AM - 2 AM
48AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
3 AM - 5 AM
44AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 2 AM (Avg. 48), while the lowest AQI was between 3 AM to 5 AM (Avg. 44).
2025 Days Vs Air Quality
3rd Avenue Southwest, Watertown, South Dakota, United States
2025
80%
110
17%
23
3%
4
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
110 DaysModerate
23 DaysPoor
4 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 80%
Health Risk Level:
Low
In 2025, 80% of 223 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
3rd Avenue Southwest, Watertown, South Dakota, 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
31AQI
31AQI
2nd March 2025
54AQI
54AQI
3rd March 2025
23AQI
23AQI
4th March 2025
19AQI
19AQI
5th March 2025
22AQI
22AQI
1st April 2025
26AQI
26AQI
2nd April 2025
24AQI
24AQI
3rd April 2025
21AQI
21AQI
4th April 2025
30AQI
30AQI
5th April 2025
29AQI
29AQI
6th April 2025
29AQI
29AQI
7th April 2025
21AQI
21AQI
8th April 2025
28AQI
28AQI
9th April 2025
43AQI
43AQI
10th April 2025
28AQI
28AQI
11th April 2025
36AQI
36AQI
12th April 2025
63AQI
63AQI
13th April 2025
49AQI
49AQI
14th April 2025
22AQI
22AQI
15th April 2025
20AQI
20AQI
16th April 2025
43AQI
43AQI
17th April 2025
56AQI
56AQI
18th April 2025
23AQI
23AQI
19th April 2025
28AQI
28AQI
20th April 2025
41AQI
41AQI
21st April 2025
43AQI
43AQI
22nd April 2025
21AQI
21AQI
23rd April 2025
20AQI
20AQI
24th April 2025
26AQI
26AQI
25th April 2025
24AQI
24AQI
26th April 2025
32AQI
32AQI
27th April 2025
30AQI
30AQI
28th April 2025
28AQI
28AQI
29th April 2025
22AQI
22AQI
30th April 2025
36AQI
36AQI
1st May 2025
23AQI
23AQI
2nd May 2025
21AQI
21AQI
3rd May 2025
29AQI
29AQI
4th May 2025
43AQI
43AQI
5th May 2025
47AQI
47AQI
6th May 2025
45AQI
45AQI
7th May 2025
30AQI
30AQI
8th May 2025
47AQI
47AQI
9th May 2025
52AQI
52AQI
10th May 2025
41AQI
41AQI
11th May 2025
60AQI
60AQI
12th May 2025
53AQI
53AQI
13th May 2025
55AQI
55AQI
14th May 2025
52AQI
52AQI
15th May 2025
27AQI
27AQI
16th May 2025
20AQI
20AQI
17th May 2025
17AQI
17AQI
18th May 2025
18AQI
18AQI
19th May 2025
18AQI
18AQI
20th May 2025
14AQI
14AQI
21st May 2025
14AQI
14AQI
22nd May 2025
13AQI
13AQI
23rd May 2025
15AQI
15AQI
24th May 2025
14AQI
14AQI
25th May 2025
16AQI
16AQI
26th May 2025
18AQI
18AQI
27th May 2025
15AQI
15AQI
28th May 2025
24AQI
24AQI
29th May 2025
31AQI
31AQI
30th May 2025
28AQI
28AQI
31st May 2025
95AQI
95AQI
1st June 2025
129AQI
129AQI
2nd June 2025
72AQI
72AQI
3rd June 2025
73AQI
73AQI
4th June 2025
62AQI
62AQI
5th June 2025
53AQI
53AQI
6th June 2025
33AQI
33AQI
7th June 2025
40AQI
40AQI
8th June 2025
61AQI
61AQI
9th June 2025
50AQI
50AQI
10th June 2025
66AQI
66AQI
11th June 2025
77AQI
77AQI
12th June 2025
73AQI
73AQI
13th June 2025
50AQI
50AQI
14th June 2025
23AQI
23AQI
15th June 2025
20AQI
20AQI
16th June 2025
22AQI
22AQI
17th June 2025
23AQI
23AQI
18th June 2025
27AQI
27AQI
19th June 2025
27AQI
27AQI
20th June 2025
26AQI
26AQI
21st June 2025
37AQI
37AQI
22nd June 2025
38AQI
38AQI
23rd June 2025
24AQI
24AQI
24th June 2025
37AQI
37AQI
25th June 2025
33AQI
33AQI
26th June 2025
17AQI
17AQI
27th June 2025
15AQI
15AQI
28th June 2025
15AQI
15AQI
29th June 2025
17AQI
17AQI
30th June 2025
20AQI
20AQI
1st July 2025
22AQI
22AQI
2nd July 2025
25AQI
25AQI
3rd July 2025
30AQI
30AQI
4th July 2025
40AQI
40AQI
5th July 2025
22AQI
22AQI
6th July 2025
36AQI
36AQI
7th July 2025
37AQI
37AQI
8th July 2025
24AQI
24AQI
9th July 2025
30AQI
30AQI
10th July 2025
19AQI
19AQI
11th July 2025
29AQI
29AQI
12th July 2025
50AQI
50AQI
13th July 2025
79AQI
79AQI
14th July 2025
44AQI
44AQI
15th July 2025
39AQI
39AQI
16th July 2025
49AQI
49AQI
17th July 2025
25AQI
25AQI
18th July 2025
21AQI
21AQI
19th July 2025
20AQI
20AQI
20th July 2025
19AQI
19AQI
21st July 2025
24AQI
24AQI
22nd July 2025
26AQI
26AQI
23rd July 2025
29AQI
29AQI
24th July 2025
47AQI
47AQI
25th July 2025
56AQI
56AQI
26th July 2025
26AQI
26AQI
27th July 2025
19AQI
19AQI
28th July 2025
20AQI
20AQI
29th July 2025
22AQI
22AQI
30th July 2025
65AQI
65AQI
31st July 2025
110AQI
110AQI
1st August 2025
132AQI
132AQI
2nd August 2025
115AQI
115AQI
3rd August 2025
80AQI
80AQI
4th August 2025
63AQI
63AQI
5th August 2025
54AQI
54AQI
6th August 2025
22AQI
22AQI
7th August 2025
27AQI
27AQI
8th August 2025
38AQI
38AQI
9th August 2025
19AQI
19AQI
10th August 2025
29AQI
29AQI
30AQI
31AQI
32AQI
42AQI
36AQI
58AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202537AQI
4
1
28
2
25
6
21
8
1
27
3
1
5
3
2
110
23
4
Highest AQI recorded in
August58AQI
Lowest AQI recorded in
March30AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
37AQILeast Polluted Year Recorded
2025(Avg.)
37AQI3rd Avenue Southwest's annual 2025 AQI (37) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
