Evanston, Wyoming, 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
Evanston, Wyoming, United States
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
29th Aug 2024
65AQILowest AQI recorded on
9th Aug 2025
19AQISame Day Analysis (10th August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 19 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Evanston, Wyoming, United States
AQI
Day
Night
.
6 AM10th Aug 2025
8 PM
5 AM11th Aug 2025
Day time
Avg. Highest Time
12PM10th Aug
25AQI
Avg. Lowest Time
8PM10th Aug
17AQI
Night time
Avg. Highest Time
2AM11th Aug
41AQI
Avg. Lowest Time
10PM10th Aug
16AQI
In the last 24 hours,
Evanston's AQI reached its highest point of 41 at 2 AM during the Night, while the lowest point, 16, was recorded at 10 PM during the Night between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Evanston, Wyoming, 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 2025276 AMAQI
12th Jul 2025297 AMAQI
12th Jul 2025328 AMAQI
12th Jul 2025399 AMAQI
12th Jul 20253610 AMAQI
12th Jul 20253411 AMAQI
12th Jul 20253812 PMAQI
12th Jul 2025481 PMAQI
12th Jul 2025432 PMAQI
12th Jul 2025343 PMAQI
12th Jul 2025314 PMAQI
12th Jul 2025325 PMAQI
12th Jul 2025306 PMAQI
12th Jul 2025327 PMAQI
12th Jul 2025338 PMAQI
12th Jul 2025369 PMAQI
12th Jul 20253110 PMAQI
12th Jul 20253011 PMAQI
13th Jul 20253212 AMAQI
13th Jul 2025341 AMAQI
13th Jul 2025372 AMAQI
13th Jul 2025363 AMAQI
13th Jul 2025324 AMAQI
13th Jul 2025325 AMAQI
19°C9/28°C
13th Jul 2025306 AMAQI
13th Jul 2025287 AMAQI
13th Jul 2025298 AMAQI
13th Jul 2025349 AMAQI
13th Jul 20253010 AMAQI
13th Jul 20253211 AMAQI
13th Jul 20253612 PMAQI
13th Jul 2025321 PMAQI
13th Jul 2025312 PMAQI
13th Jul 2025303 PMAQI
13th Jul 2025294 PMAQI
13th Jul 2025285 PMAQI
13th Jul 2025296 PMAQI
13th Jul 2025327 PMAQI
13th Jul 2025328 PMAQI
13th Jul 2025269 PMAQI
13th Jul 20252810 PMAQI
13th Jul 20253011 PMAQI
14th Jul 20252912 AMAQI
14th Jul 2025301 AMAQI
14th Jul 2025322 AMAQI
14th Jul 2025383 AMAQI
14th Jul 2025294 AMAQI
14th Jul 2025275 AMAQI
21°C9/30°C
14th Jul 2025366 AMAQI
14th Jul 2025337 AMAQI
14th Jul 2025328 AMAQI
14th Jul 2025359 AMAQI
14th Jul 20253410 AMAQI
14th Jul 20253411 AMAQI
14th Jul 20253612 PMAQI
14th Jul 2025321 PMAQI
14th Jul 2025292 PMAQI
14th Jul 2025323 PMAQI
14th Jul 2025314 PMAQI
14th Jul 2025315 PMAQI
14th Jul 2025326 PMAQI
14th Jul 2025287 PMAQI
14th Jul 2025278 PMAQI
14th Jul 2025249 PMAQI
14th Jul 20252810 PMAQI
14th Jul 20253011 PMAQI
15th Jul 20253312 AMAQI
15th Jul 2025321 AMAQI
15th Jul 2025342 AMAQI
15th Jul 2025303 AMAQI
15th Jul 2025254 AMAQI
15th Jul 2025245 AMAQI
21°C10/30°C
15th Jul 2025246 AMAQI
15th Jul 2025267 AMAQI
15th Jul 2025288 AMAQI
15th Jul 2025269 AMAQI
15th Jul 20252610 AMAQI
15th Jul 20253111 AMAQI
15th Jul 20253412 PMAQI
15th Jul 2025361 PMAQI
15th Jul 2025332 PMAQI
15th Jul 2025293 PMAQI
15th Jul 2025304 PMAQI
15th Jul 2025365 PMAQI
15th Jul 2025366 PMAQI
15th Jul 2025367 PMAQI
15th Jul 2025348 PMAQI
15th Jul 2025389 PMAQI
15th Jul 20253910 PMAQI
15th Jul 20254311 PMAQI
16th Jul 20253612 AMAQI
16th Jul 2025341 AMAQI
16th Jul 2025362 AMAQI
16th Jul 2025393 AMAQI
16th Jul 2025354 AMAQI
16th Jul 2025385 AMAQI
21°C12/31°C
16th Jul 2025366 AMAQI
16th Jul 2025387 AMAQI
16th Jul 2025388 AMAQI
16th Jul 2025369 AMAQI
16th Jul 20253610 AMAQI
16th Jul 20253611 AMAQI
16th Jul 20253812 PMAQI
16th Jul 2025431 PMAQI
16th Jul 2025472 PMAQI
16th Jul 2025503 PMAQI
16th Jul 2025484 PMAQI
16th Jul 2025495 PMAQI
16th Jul 2025446 PMAQI
16th Jul 2025397 PMAQI
16th Jul 2025378 PMAQI
16th Jul 2025429 PMAQI
16th Jul 20254010 PMAQI
16th Jul 20254011 PMAQI
17th Jul 20253912 AMAQI
17th Jul 2025401 AMAQI
17th Jul 2025362 AMAQI
17th Jul 2025363 AMAQI
17th Jul 2025334 AMAQI
17th Jul 2025325 AMAQI
21°C12/29°C
17th Jul 2025346 AMAQI
17th Jul 2025327 AMAQI
17th Jul 2025348 AMAQI
17th Jul 2025349 AMAQI
17th Jul 20253310 AMAQI
17th Jul 20253011 AMAQI
17th Jul 20253812 PMAQI
17th Jul 2025421 PMAQI
17th Jul 2025432 PMAQI
17th Jul 2025463 PMAQI
17th Jul 2025414 PMAQI
17th Jul 2025425 PMAQI
17th Jul 2025406 PMAQI
17th Jul 2025387 PMAQI
17th Jul 2025388 PMAQI
17th Jul 2025379 PMAQI
17th Jul 20253610 PMAQI
17th Jul 20253611 PMAQI
18th Jul 20253812 AMAQI
18th Jul 2025381 AMAQI
18th Jul 2025402 AMAQI
18th Jul 2025393 AMAQI
18th Jul 2025394 AMAQI
18th Jul 2025395 AMAQI
20°C9/30°C
18th Jul 2025416 AMAQI
18th Jul 2025417 AMAQI
18th Jul 2025438 AMAQI
18th Jul 2025439 AMAQI
18th Jul 20254210 AMAQI
18th Jul 20254211 AMAQI
18th Jul 20254212 PMAQI
18th Jul 2025421 PMAQI
18th Jul 2025382 PMAQI
18th Jul 2025413 PMAQI
18th Jul 2025414 PMAQI
18th Jul 2025405 PMAQI
18th Jul 2025386 PMAQI
18th Jul 2025407 PMAQI
18th Jul 2025408 PMAQI
18th Jul 2025399 PMAQI
18th Jul 20254110 PMAQI
18th Jul 20254011 PMAQI
19th Jul 20253712 AMAQI
19th Jul 2025331 AMAQI
19th Jul 2025292 AMAQI
19th Jul 2025293 AMAQI
19th Jul 2025304 AMAQI
19th Jul 2025255 AMAQI
19°C11/27°C
19th Jul 2025266 AMAQI
19th Jul 2025277 AMAQI
19th Jul 2025298 AMAQI
19th Jul 2025329 AMAQI
19th Jul 20253010 AMAQI
19th Jul 20253311 AMAQI
19th Jul 20253612 PMAQI
19th Jul 2025361 PMAQI
19th Jul 2025322 PMAQI
19th Jul 2025303 PMAQI
19th Jul 2025294 PMAQI
19th Jul 2025285 PMAQI
19th Jul 2025306 PMAQI
19th Jul 2025327 PMAQI
19th Jul 2025318 PMAQI
19th Jul 2025319 PMAQI
19th Jul 20253110 PMAQI
19th Jul 20253611 PMAQI
20th Jul 20253412 AMAQI
20th Jul 2025311 AMAQI
20th Jul 2025302 AMAQI
20th Jul 2025343 AMAQI
20th Jul 2025334 AMAQI
20th Jul 2025325 AMAQI
20°C11/28°C
20th Jul 2025306 AMAQI
20th Jul 2025317 AMAQI
20th Jul 2025298 AMAQI
20th Jul 2025289 AMAQI
20th Jul 20252410 AMAQI
20th Jul 20252711 AMAQI
20th Jul 20253012 PMAQI
20th Jul 2025301 PMAQI
20th Jul 2025292 PMAQI
20th Jul 2025323 PMAQI
20th Jul 2025304 PMAQI
20th Jul 2025285 PMAQI
20th Jul 2025246 PMAQI
20th Jul 2025277 PMAQI
20th Jul 2025318 PMAQI
20th Jul 2025229 PMAQI
20th Jul 20252310 PMAQI
20th Jul 20252511 PMAQI
21st Jul 20252412 AMAQI
21st Jul 2025241 AMAQI
21st Jul 2025242 AMAQI
21st Jul 2025263 AMAQI
21st Jul 2025324 AMAQI
21st Jul 2025285 AMAQI
20°C8/29°C
21st Jul 2025216 AMAQI
21st Jul 2025227 AMAQI
21st Jul 2025228 AMAQI
21st Jul 2025239 AMAQI
21st Jul 20252410 AMAQI
21st Jul 20252511 AMAQI
21st Jul 20252412 PMAQI
21st Jul 2025231 PMAQI
21st Jul 2025242 PMAQI
21st Jul 2025243 PMAQI
21st Jul 2025264 PMAQI
21st Jul 2025245 PMAQI
21st Jul 2025296 PMAQI
21st Jul 2025247 PMAQI
21st Jul 2025228 PMAQI
21st Jul 2025219 PMAQI
21st Jul 20252110 PMAQI
21st Jul 20252211 PMAQI
22nd Jul 20252212 AMAQI
22nd Jul 2025221 AMAQI
22nd Jul 2025212 AMAQI
22nd Jul 2025213 AMAQI
22nd Jul 2025204 AMAQI
22nd Jul 2025225 AMAQI
20°C11/28°C
22nd Jul 2025226 AMAQI
22nd Jul 2025227 AMAQI
22nd Jul 2025228 AMAQI
22nd Jul 2025199 AMAQI
22nd Jul 20251810 AMAQI
22nd Jul 20252411 AMAQI
22nd Jul 20252612 PMAQI
22nd Jul 2025251 PMAQI
22nd Jul 2025262 PMAQI
22nd Jul 2025243 PMAQI
22nd Jul 2025244 PMAQI
22nd Jul 2025245 PMAQI
22nd Jul 2025226 PMAQI
22nd Jul 2025227 PMAQI
22nd Jul 2025238 PMAQI
22nd Jul 2025229 PMAQI
22nd Jul 20252410 PMAQI
22nd Jul 20252211 PMAQI
23rd Jul 20252312 AMAQI
23rd Jul 2025211 AMAQI
23rd Jul 2025222 AMAQI
23rd Jul 2025213 AMAQI
23rd Jul 2025194 AMAQI
23rd Jul 2025185 AMAQI
20°C11/27°C
23rd Jul 2025216 AMAQI
23rd Jul 2025217 AMAQI
23rd Jul 2025208 AMAQI
23rd Jul 2025219 AMAQI
23rd Jul 20252610 AMAQI
23rd Jul 20252711 AMAQI
23rd Jul 20252812 PMAQI
23rd Jul 2025261 PMAQI
23rd Jul 2025262 PMAQI
23rd Jul 2025243 PMAQI
23rd Jul 2025244 PMAQI
23rd Jul 2025235 PMAQI
23rd Jul 2025226 PMAQI
23rd Jul 2025207 PMAQI
23rd Jul 2025228 PMAQI
23rd Jul 2025279 PMAQI
23rd Jul 20253210 PMAQI
23rd Jul 20253111 PMAQI
24th Jul 20252812 AMAQI
24th Jul 2025281 AMAQI
24th Jul 2025292 AMAQI
24th Jul 2025283 AMAQI
24th Jul 2025294 AMAQI
24th Jul 2025275 AMAQI
19°C8/28°C
24th Jul 2025286 AMAQI
24th Jul 2025297 AMAQI
24th Jul 2025238 AMAQI
24th Jul 2025249 AMAQI
24th Jul 20252610 AMAQI
24th Jul 20252811 AMAQI
24th Jul 20252812 PMAQI
24th Jul 2025291 PMAQI
24th Jul 2025342 PMAQI
24th Jul 2025353 PMAQI
24th Jul 2025374 PMAQI
24th Jul 2025395 PMAQI
24th Jul 2025396 PMAQI
24th Jul 2025347 PMAQI
24th Jul 2025318 PMAQI
24th Jul 2025409 PMAQI
24th Jul 20254210 PMAQI
24th Jul 20254011 PMAQI
25th Jul 20253912 AMAQI
25th Jul 2025411 AMAQI
25th Jul 2025402 AMAQI
25th Jul 2025313 AMAQI
25th Jul 2025284 AMAQI
25th Jul 2025275 AMAQI
18°C9/28°C
25th Jul 2025306 AMAQI
25th Jul 2025317 AMAQI
25th Jul 2025288 AMAQI
25th Jul 2025309 AMAQI
25th Jul 20252810 AMAQI
25th Jul 20253011 AMAQI
25th Jul 20253112 PMAQI
25th Jul 2025311 PMAQI
25th Jul 2025332 PMAQI
25th Jul 2025323 PMAQI
25th Jul 2025304 PMAQI
25th Jul 2025325 PMAQI
25th Jul 2025316 PMAQI
25th Jul 2025357 PMAQI
25th Jul 2025328 PMAQI
25th Jul 2025359 PMAQI
25th Jul 20253510 PMAQI
25th Jul 20253411 PMAQI
26th Jul 20253512 AMAQI
26th Jul 2025361 AMAQI
26th Jul 2025322 AMAQI
26th Jul 2025313 AMAQI
26th Jul 2025394 AMAQI
26th Jul 2025335 AMAQI
18°C7/28°C
26th Jul 2025326 AMAQI
26th Jul 2025337 AMAQI
26th Jul 2025328 AMAQI
26th Jul 2025339 AMAQI
26th Jul 20252810 AMAQI
26th Jul 20252811 AMAQI
26th Jul 20252912 PMAQI
26th Jul 2025361 PMAQI
26th Jul 2025372 PMAQI
26th Jul 2025343 PMAQI
26th Jul 2025324 PMAQI
26th Jul 2025305 PMAQI
26th Jul 2025306 PMAQI
26th Jul 2025357 PMAQI
26th Jul 2025318 PMAQI
26th Jul 2025289 PMAQI
26th Jul 20252610 PMAQI
26th Jul 20253211 PMAQI
27th Jul 20253512 AMAQI
27th Jul 2025351 AMAQI
27th Jul 2025312 AMAQI
27th Jul 2025303 AMAQI
27th Jul 2025324 AMAQI
27th Jul 2025305 AMAQI
19°C10/27°C
27th Jul 2025306 AMAQI
27th Jul 2025277 AMAQI
27th Jul 2025268 AMAQI
27th Jul 2025249 AMAQI
27th Jul 20252410 AMAQI
27th Jul 20252611 AMAQI
27th Jul 20252912 PMAQI
27th Jul 2025301 PMAQI
27th Jul 2025282 PMAQI
27th Jul 2025273 PMAQI
27th Jul 2025314 PMAQI
27th Jul 2025325 PMAQI
27th Jul 2025306 PMAQI
27th Jul 2025307 PMAQI
27th Jul 2025328 PMAQI
27th Jul 2025369 PMAQI
27th Jul 20252910 PMAQI
27th Jul 20252411 PMAQI
28th Jul 20252412 AMAQI
28th Jul 2025241 AMAQI
28th Jul 2025232 AMAQI
28th Jul 2025263 AMAQI
28th Jul 2025224 AMAQI
28th Jul 2025225 AMAQI
18°C6/28°C
28th Jul 2025226 AMAQI
28th Jul 2025247 AMAQI
28th Jul 2025258 AMAQI
28th Jul 2025269 AMAQI
28th Jul 20252910 AMAQI
28th Jul 20253811 AMAQI
28th Jul 20254212 PMAQI
28th Jul 2025401 PMAQI
28th Jul 2025462 PMAQI
28th Jul 2025333 PMAQI
28th Jul 2025304 PMAQI
28th Jul 2025315 PMAQI
28th Jul 2025346 PMAQI
28th Jul 2025277 PMAQI
28th Jul 2025268 PMAQI
28th Jul 2025329 PMAQI
28th Jul 20252810 PMAQI
28th Jul 20252611 PMAQI
29th Jul 20253712 AMAQI
29th Jul 2025371 AMAQI
29th Jul 2025542 AMAQI
29th Jul 2025553 AMAQI
29th Jul 2025504 AMAQI
29th Jul 2025495 AMAQI
19°C6/30°C
29th Jul 2025426 AMAQI
29th Jul 2025377 AMAQI
29th Jul 2025358 AMAQI
29th Jul 2025359 AMAQI
29th Jul 20254010 AMAQI
29th Jul 20254111 AMAQI
29th Jul 20254812 PMAQI
29th Jul 2025441 PMAQI
29th Jul 2025462 PMAQI
29th Jul 2025373 PMAQI
29th Jul 2025374 PMAQI
29th Jul 2025375 PMAQI
29th Jul 2025356 PMAQI
29th Jul 2025387 PMAQI
29th Jul 2025388 PMAQI
29th Jul 2025359 PMAQI
29th Jul 20253710 PMAQI
29th Jul 20253511 PMAQI
30th Jul 20253612 AMAQI
30th Jul 2025371 AMAQI
30th Jul 2025422 AMAQI
30th Jul 2025343 AMAQI
30th Jul 2025414 AMAQI
30th Jul 2025425 AMAQI
19°C8/30°C
30th Jul 2025486 AMAQI
30th Jul 2025527 AMAQI
30th Jul 2025518 AMAQI
30th Jul 2025489 AMAQI
30th Jul 20254710 AMAQI
30th Jul 20254411 AMAQI
30th Jul 20254812 PMAQI
30th Jul 2025391 PMAQI
30th Jul 2025322 PMAQI
30th Jul 2025313 PMAQI
30th Jul 2025314 PMAQI
30th Jul 2025315 PMAQI
30th Jul 2025316 PMAQI
30th Jul 2025317 PMAQI
30th Jul 2025318 PMAQI
30th Jul 2025409 PMAQI
30th Jul 20254110 PMAQI
30th Jul 20254011 PMAQI
31st Jul 20253712 AMAQI
31st Jul 2025361 AMAQI
31st Jul 2025462 AMAQI
31st Jul 2025543 AMAQI
31st Jul 2025524 AMAQI
31st Jul 2025515 AMAQI
17°C6/30°C
31st Jul 2025446 AMAQI
31st Jul 2025447 AMAQI
31st Jul 2025488 AMAQI
31st Jul 2025529 AMAQI
31st Jul 20255110 AMAQI
31st Jul 20254611 AMAQI
31st Jul 20254612 PMAQI
31st Jul 2025481 PMAQI
31st Jul 2025462 PMAQI
31st Jul 2025453 PMAQI
31st Jul 2025414 PMAQI
31st Jul 2025355 PMAQI
31st Jul 2025306 PMAQI
31st Jul 2025447 PMAQI
31st Jul 2025378 PMAQI
31st Jul 2025309 PMAQI
31st Jul 20252810 PMAQI
31st Jul 20253011 PMAQI
1st Aug 20253212 AMAQI
1st Aug 2025411 AMAQI
1st Aug 2025382 AMAQI
1st Aug 2025393 AMAQI
1st Aug 2025374 AMAQI
1st Aug 2025325 AMAQI
18°C5/29°C
1st Aug 2025376 AMAQI
1st Aug 2025347 AMAQI
1st Aug 2025288 AMAQI
1st Aug 2025249 AMAQI
1st Aug 20252510 AMAQI
1st Aug 20252311 AMAQI
1st Aug 20253112 PMAQI
1st Aug 2025321 PMAQI
1st Aug 2025362 PMAQI
1st Aug 2025373 PMAQI
1st Aug 2025334 PMAQI
1st Aug 2025285 PMAQI
1st Aug 2025246 PMAQI
1st Aug 2025347 PMAQI
1st Aug 2025318 PMAQI
1st Aug 2025279 PMAQI
1st Aug 20252310 PMAQI
1st Aug 20252411 PMAQI
2nd Aug 20252512 AMAQI
2nd Aug 2025241 AMAQI
2nd Aug 2025212 AMAQI
2nd Aug 2025213 AMAQI
2nd Aug 2025214 AMAQI
2nd Aug 2025225 AMAQI
18°C7/29°C
2nd Aug 2025226 AMAQI
2nd Aug 2025247 AMAQI
2nd Aug 2025228 AMAQI
2nd Aug 2025229 AMAQI
2nd Aug 20252010 AMAQI
2nd Aug 20252211 AMAQI
2nd Aug 20252112 PMAQI
2nd Aug 2025181 PMAQI
2nd Aug 2025192 PMAQI
2nd Aug 2025223 PMAQI
2nd Aug 2025214 PMAQI
2nd Aug 2025215 PMAQI
2nd Aug 2025176 PMAQI
2nd Aug 2025207 PMAQI
2nd Aug 2025228 PMAQI
2nd Aug 2025219 PMAQI
2nd Aug 20252310 PMAQI
2nd Aug 20252411 PMAQI
3rd Aug 20251912 AMAQI
3rd Aug 2025211 AMAQI
3rd Aug 2025182 AMAQI
3rd Aug 2025203 AMAQI
3rd Aug 2025214 AMAQI
3rd Aug 2025225 AMAQI
19°C9/28°C
3rd Aug 2025186 AMAQI
3rd Aug 2025177 AMAQI
3rd Aug 2025178 AMAQI
3rd Aug 2025229 AMAQI
3rd Aug 20251710 AMAQI
3rd Aug 20251611 AMAQI
3rd Aug 20251812 PMAQI
3rd Aug 2025191 PMAQI
3rd Aug 2025252 PMAQI
3rd Aug 2025273 PMAQI
3rd Aug 2025234 PMAQI
3rd Aug 2025265 PMAQI
3rd Aug 2025266 PMAQI
3rd Aug 2025207 PMAQI
3rd Aug 2025198 PMAQI
3rd Aug 2025229 PMAQI
3rd Aug 20252310 PMAQI
3rd Aug 20252211 PMAQI
4th Aug 20252512 AMAQI
4th Aug 2025231 AMAQI
4th Aug 2025252 AMAQI
4th Aug 2025263 AMAQI
4th Aug 2025224 AMAQI
4th Aug 2025225 AMAQI
19°C7/29°C
4th Aug 2025246 AMAQI
4th Aug 2025267 AMAQI
4th Aug 2025258 AMAQI
4th Aug 2025299 AMAQI
4th Aug 20253610 AMAQI
4th Aug 20253811 AMAQI
4th Aug 20254612 PMAQI
4th Aug 2025481 PMAQI
4th Aug 2025512 PMAQI
4th Aug 2025483 PMAQI
4th Aug 2025534 PMAQI
4th Aug 2025595 PMAQI
4th Aug 2025636 PMAQI
4th Aug 2025347 PMAQI
4th Aug 2025498 PMAQI
4th Aug 2025579 PMAQI
4th Aug 20255610 PMAQI
4th Aug 20255511 PMAQI
5th Aug 20255212 AMAQI
5th Aug 2025501 AMAQI
5th Aug 2025482 AMAQI
5th Aug 2025533 AMAQI
5th Aug 2025474 AMAQI
5th Aug 2025505 AMAQI
19°C7/30°C
5th Aug 2025526 AMAQI
5th Aug 2025527 AMAQI
5th Aug 2025528 AMAQI
5th Aug 2025539 AMAQI
5th Aug 20255310 AMAQI
5th Aug 20255211 AMAQI
5th Aug 20255412 PMAQI
5th Aug 2025551 PMAQI
5th Aug 2025542 PMAQI
5th Aug 2025583 PMAQI
5th Aug 2025574 PMAQI
5th Aug 2025545 PMAQI
5th Aug 2025566 PMAQI
5th Aug 2025537 PMAQI
5th Aug 2025598 PMAQI
5th Aug 2025589 PMAQI
5th Aug 20255510 PMAQI
5th Aug 20255211 PMAQI
6th Aug 20255212 AMAQI
6th Aug 2025451 AMAQI
6th Aug 2025412 AMAQI
6th Aug 2025533 AMAQI
6th Aug 2025534 AMAQI
6th Aug 2025535 AMAQI
19°C8/29°C
6th Aug 2025486 AMAQI
6th Aug 2025467 AMAQI
6th Aug 2025438 AMAQI
6th Aug 2025449 AMAQI
6th Aug 20254710 AMAQI
6th Aug 20254711 AMAQI
6th Aug 20254612 PMAQI
6th Aug 2025491 PMAQI
6th Aug 2025502 PMAQI
6th Aug 2025483 PMAQI
6th Aug 2025514 PMAQI
6th Aug 2025545 PMAQI
6th Aug 2025546 PMAQI
6th Aug 2025427 PMAQI
6th Aug 2025438 PMAQI
6th Aug 2025439 PMAQI
6th Aug 20254210 PMAQI
6th Aug 20254211 PMAQI
7th Aug 20254712 AMAQI
7th Aug 2025401 AMAQI
7th Aug 2025352 AMAQI
7th Aug 2025303 AMAQI
7th Aug 2025264 AMAQI
7th Aug 2025265 AMAQI
20°C7/30°C
7th Aug 2025306 AMAQI
7th Aug 2025327 AMAQI
7th Aug 2025348 AMAQI
7th Aug 2025309 AMAQI
7th Aug 20252810 AMAQI
7th Aug 20253111 AMAQI
7th Aug 20253612 PMAQI
7th Aug 2025391 PMAQI
7th Aug 2025362 PMAQI
7th Aug 2025363 PMAQI
7th Aug 2025364 PMAQI
7th Aug 2025435 PMAQI
7th Aug 2025526 PMAQI
7th Aug 2025407 PMAQI
7th Aug 2025368 PMAQI
7th Aug 2025409 PMAQI
7th Aug 20254110 PMAQI
7th Aug 20254011 PMAQI
8th Aug 20254012 AMAQI
8th Aug 2025361 AMAQI
8th Aug 2025342 AMAQI
8th Aug 2025343 AMAQI
8th Aug 2025334 AMAQI
8th Aug 2025345 AMAQI
21°C9/30°C
8th Aug 2025286 AMAQI
8th Aug 2025237 AMAQI
8th Aug 2025238 AMAQI
8th Aug 2025269 AMAQI
8th Aug 20252510 AMAQI
8th Aug 20252811 AMAQI
8th Aug 20253012 PMAQI
8th Aug 2025321 PMAQI
8th Aug 2025322 PMAQI
8th Aug 2025303 PMAQI
8th Aug 2025304 PMAQI
8th Aug 2025265 PMAQI
8th Aug 2025286 PMAQI
8th Aug 2025277 PMAQI
8th Aug 2025288 PMAQI
8th Aug 2025339 PMAQI
8th Aug 20252810 PMAQI
8th Aug 20252411 PMAQI
9th Aug 20252212 AMAQI
9th Aug 2025221 AMAQI
9th Aug 2025192 AMAQI
9th Aug 2025193 AMAQI
9th Aug 2025184 AMAQI
9th Aug 2025175 AMAQI
17°C10/24°C
9th Aug 2025186 AMAQI
9th Aug 2025177 AMAQI
9th Aug 2025188 AMAQI
9th Aug 2025189 AMAQI
9th Aug 20251910 AMAQI
9th Aug 20252011 AMAQI
9th Aug 20251812 PMAQI
9th Aug 2025201 PMAQI
9th Aug 2025242 PMAQI
9th Aug 2025223 PMAQI
9th Aug 2025184 PMAQI
9th Aug 2025185 PMAQI
9th Aug 2025186 PMAQI
9th Aug 2025187 PMAQI
9th Aug 2025188 PMAQI
9th Aug 2025189 PMAQI
9th Aug 20251610 PMAQI
9th Aug 20251711 PMAQI
10th Aug 20251812 AMAQI
10th Aug 2025191 AMAQI
10th Aug 2025182 AMAQI
10th Aug 2025193 AMAQI
10th Aug 2025204 AMAQI
10th Aug 2025165 AMAQI
13°C2/22°C
10th Aug 2025186 AMAQI
10th Aug 2025197 AMAQI
10th Aug 2025178 AMAQI
10th Aug 2025229 AMAQI
10th Aug 20252010 AMAQI
10th Aug 20252211 AMAQI
10th Aug 20252512 PMAQI
10th Aug 2025211 PMAQI
10th Aug 2025192 PMAQI
10th Aug 2025203 PMAQI
10th Aug 2025184 PMAQI
10th Aug 2025195 PMAQI
10th Aug 2025206 PMAQI
10th Aug 2025187 PMAQI
10th Aug 2025178 PMAQI
10th Aug 2025179 PMAQI
10th Aug 20251610 PMAQI
10th Aug 20251811 PMAQI
11th Aug 20251812 AMAQI
11th Aug 2025341 AMAQI
11th Aug 2025412 AMAQI
11th Aug 2025283 AMAQI
11th Aug 2025414 AMAQI
11th Aug 2025195 AMAQI
15°C5/25°C
11th Aug 2025216 AMAQI
6 AM11th Aug 2025267 AMAQI
11th Aug 2025228 AMAQI
11th Aug 2025229 AMAQI
11th Aug 20252510 AMAQI
11th Aug 20252911 AMAQI
11th Aug 20253112 PMAQI
11th Aug 2025351 PMAQI
1 PM11th Aug 2025442 PMAQI
11th Aug 2025323 PMAQI
8 PM
1 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
12 PM - 8 PM
33AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
6 AM - 11 AM
31AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 8 PM (Avg. 33), while the lowest AQI was between 6 AM to 11 AM (Avg. 31).
Night time
Avg. Highest Time
12 AM - 4 AM
32AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
5 AM
30AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 32), while the lowest AQI was between 5 AM to 5 AM (Avg. 30).
2025 Days Vs Air Quality
Evanston, Wyoming, United States
2025
98%
218
2%
4
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
218 DaysModerate
4 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 98%
Health Risk Level:
Very Low
In 2025, 98% of 223 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
Evanston, Wyoming, 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
26AQI
26AQI
2nd January 2025
26AQI
26AQI
3rd January 2025
29AQI
29AQI
4th January 2025
27AQI
27AQI
5th January 2025
24AQI
24AQI
6th January 2025
26AQI
26AQI
7th January 2025
28AQI
28AQI
8th January 2025
28AQI
28AQI
9th January 2025
27AQI
27AQI
10th January 2025
28AQI
28AQI
11th January 2025
26AQI
26AQI
12th January 2025
26AQI
26AQI
13th January 2025
24AQI
24AQI
14th January 2025
25AQI
25AQI
15th January 2025
37AQI
37AQI
16th January 2025
38AQI
38AQI
17th January 2025
38AQI
38AQI
18th January 2025
29AQI
29AQI
19th January 2025
26AQI
26AQI
20th January 2025
28AQI
28AQI
21st January 2025
31AQI
31AQI
22nd January 2025
34AQI
34AQI
23rd January 2025
30AQI
30AQI
24th January 2025
30AQI
30AQI
25th January 2025
30AQI
30AQI
26th January 2025
30AQI
30AQI
27th January 2025
30AQI
30AQI
28th January 2025
39AQI
39AQI
29th January 2025
46AQI
46AQI
30th January 2025
52AQI
52AQI
31st January 2025
41AQI
41AQI
1st February 2025
33AQI
33AQI
2nd February 2025
28AQI
28AQI
3rd February 2025
33AQI
33AQI
4th February 2025
33AQI
33AQI
5th February 2025
31AQI
31AQI
6th February 2025
26AQI
26AQI
7th February 2025
29AQI
29AQI
8th February 2025
28AQI
28AQI
9th February 2025
28AQI
28AQI
10th February 2025
27AQI
27AQI
11th February 2025
28AQI
28AQI
12th February 2025
30AQI
30AQI
13th February 2025
21AQI
21AQI
14th February 2025
21AQI
21AQI
15th February 2025
22AQI
22AQI
16th February 2025
19AQI
19AQI
17th February 2025
20AQI
20AQI
18th February 2025
19AQI
19AQI
19th February 2025
20AQI
20AQI
20th February 2025
19AQI
19AQI
21st February 2025
19AQI
19AQI
22nd February 2025
20AQI
20AQI
23rd February 2025
22AQI
22AQI
24th February 2025
24AQI
24AQI
25th February 2025
21AQI
21AQI
26th February 2025
19AQI
19AQI
27th February 2025
19AQI
19AQI
28th February 2025
22AQI
22AQI
1st March 2025
24AQI
24AQI
2nd March 2025
22AQI
22AQI
3rd March 2025
26AQI
26AQI
4th March 2025
20AQI
20AQI
5th March 2025
19AQI
19AQI
6th March 2025
19AQI
19AQI
7th March 2025
19AQI
19AQI
8th March 2025
19AQI
19AQI
9th March 2025
21AQI
21AQI
10th March 2025
20AQI
20AQI
11th March 2025
20AQI
20AQI
12th March 2025
23AQI
23AQI
13th March 2025
20AQI
20AQI
14th March 2025
17AQI
17AQI
15th March 2025
19AQI
19AQI
16th March 2025
20AQI
20AQI
17th March 2025
34AQI
34AQI
18th March 2025
18AQI
18AQI
19th March 2025
24AQI
24AQI
20th March 2025
22AQI
22AQI
21st March 2025
22AQI
22AQI
22nd March 2025
22AQI
22AQI
23rd March 2025
21AQI
21AQI
24th March 2025
21AQI
21AQI
25th March 2025
20AQI
20AQI
26th March 2025
21AQI
21AQI
27th March 2025
19AQI
19AQI
28th March 2025
50AQI
50AQI
29th March 2025
53AQI
53AQI
30th March 2025
37AQI
37AQI
31st March 2025
25AQI
25AQI
1st April 2025
20AQI
20AQI
2nd April 2025
16AQI
16AQI
3rd April 2025
16AQI
16AQI
4th April 2025
17AQI
17AQI
5th April 2025
15AQI
15AQI
6th April 2025
15AQI
15AQI
7th April 2025
18AQI
18AQI
8th April 2025
21AQI
21AQI
9th April 2025
36AQI
36AQI
10th April 2025
36AQI
36AQI
11th April 2025
33AQI
33AQI
12th April 2025
23AQI
23AQI
13th April 2025
21AQI
21AQI
14th April 2025
22AQI
22AQI
15th April 2025
21AQI
21AQI
16th April 2025
20AQI
20AQI
17th April 2025
18AQI
18AQI
18th April 2025
15AQI
15AQI
19th April 2025
13AQI
13AQI
20th April 2025
15AQI
15AQI
21st April 2025
17AQI
17AQI
22nd April 2025
21AQI
21AQI
23rd April 2025
21AQI
21AQI
24th April 2025
19AQI
19AQI
25th April 2025
17AQI
17AQI
26th April 2025
17AQI
17AQI
27th April 2025
16AQI
16AQI
28th April 2025
14AQI
14AQI
29th April 2025
17AQI
17AQI
30th April 2025
17AQI
17AQI
1st May 2025
16AQI
16AQI
2nd May 2025
19AQI
19AQI
3rd May 2025
21AQI
21AQI
4th May 2025
18AQI
18AQI
5th May 2025
18AQI
18AQI
6th May 2025
14AQI
14AQI
7th May 2025
14AQI
14AQI
8th May 2025
18AQI
18AQI
9th May 2025
17AQI
17AQI
10th May 2025
19AQI
19AQI
11th May 2025
22AQI
22AQI
12th May 2025
25AQI
25AQI
13th May 2025
29AQI
29AQI
14th May 2025
18AQI
18AQI
15th May 2025
15AQI
15AQI
16th May 2025
16AQI
16AQI
17th May 2025
15AQI
15AQI
18th May 2025
16AQI
16AQI
19th May 2025
18AQI
18AQI
20th May 2025
18AQI
18AQI
21st May 2025
19AQI
19AQI
22nd May 2025
20AQI
20AQI
23rd May 2025
25AQI
25AQI
24th May 2025
21AQI
21AQI
25th May 2025
17AQI
17AQI
26th May 2025
16AQI
16AQI
27th May 2025
21AQI
21AQI
28th May 2025
22AQI
22AQI
29th May 2025
17AQI
17AQI
30th May 2025
24AQI
24AQI
31st May 2025
27AQI
27AQI
1st June 2025
26AQI
26AQI
2nd June 2025
24AQI
24AQI
3rd June 2025
18AQI
18AQI
4th June 2025
18AQI
18AQI
5th June 2025
22AQI
22AQI
6th June 2025
23AQI
23AQI
7th June 2025
26AQI
26AQI
8th June 2025
23AQI
23AQI
9th June 2025
26AQI
26AQI
10th June 2025
23AQI
23AQI
11th June 2025
21AQI
21AQI
12th June 2025
22AQI
22AQI
13th June 2025
29AQI
29AQI
14th June 2025
29AQI
29AQI
15th June 2025
23AQI
23AQI
16th June 2025
23AQI
23AQI
17th June 2025
21AQI
21AQI
18th June 2025
24AQI
24AQI
19th June 2025
25AQI
25AQI
20th June 2025
35AQI
35AQI
21st June 2025
52AQI
52AQI
22nd June 2025
42AQI
42AQI
23rd June 2025
21AQI
21AQI
24th June 2025
24AQI
24AQI
25th June 2025
28AQI
28AQI
26th June 2025
24AQI
24AQI
27th June 2025
39AQI
39AQI
28th June 2025
38AQI
38AQI
29th June 2025
27AQI
27AQI
30th June 2025
22AQI
22AQI
1st July 2025
28AQI
28AQI
2nd July 2025
25AQI
25AQI
3rd July 2025
27AQI
27AQI
4th July 2025
25AQI
25AQI
5th July 2025
31AQI
31AQI
6th July 2025
31AQI
31AQI
7th July 2025
29AQI
29AQI
8th July 2025
27AQI
27AQI
9th July 2025
29AQI
29AQI
10th July 2025
29AQI
29AQI
11th July 2025
40AQI
40AQI
12th July 2025
34AQI
34AQI
13th July 2025
31AQI
31AQI
14th July 2025
31AQI
31AQI
15th July 2025
32AQI
32AQI
16th July 2025
39AQI
39AQI
17th July 2025
37AQI
37AQI
18th July 2025
40AQI
40AQI
19th July 2025
31AQI
31AQI
20th July 2025
29AQI
29AQI
21st July 2025
24AQI
24AQI
22nd July 2025
22AQI
22AQI
23rd July 2025
23AQI
23AQI
24th July 2025
32AQI
32AQI
25th July 2025
32AQI
32AQI
26th July 2025
32AQI
32AQI
27th July 2025
30AQI
30AQI
28th July 2025
29AQI
29AQI
29th July 2025
41AQI
41AQI
30th July 2025
39AQI
39AQI
31st July 2025
42AQI
42AQI
1st August 2025
31AQI
31AQI
2nd August 2025
22AQI
22AQI
3rd August 2025
21AQI
21AQI
4th August 2025
39AQI
39AQI
5th August 2025
53AQI
53AQI
6th August 2025
48AQI
48AQI
7th August 2025
36AQI
36AQI
8th August 2025
30AQI
30AQI
9th August 2025
19AQI
19AQI
10th August 2025
19AQI
19AQI
31AQI
24AQI
24AQI
20AQI
19AQI
27AQI
31AQI
32AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202525AQI
30
1
28
30
1
30
31
29
1
31
9
1
218
4
Highest AQI recorded in
August32AQI
Lowest AQI recorded in
May19AQI
202432AQI
14
2
1
2
2
12
30
21
10
24
7
27
1
1
29
2
30
26
5
218
27
1
Highest AQI recorded in
July45AQI
Lowest AQI recorded in
February0AQI
202326AQI
2
1
28
3
30
4
Highest AQI recorded in
November43AQI
Lowest AQI recorded in
December24AQI
202034AQI
13
17
18
30
31
23
2
132
2
Highest AQI recorded in
August41AQI
Lowest AQI recorded in
June31AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2020(Avg.)
34AQILeast Polluted Year Recorded
2025(Avg.)
25AQIEvanston's annual 2025 AQI (25) shows an average percentage change of -16.1% (improved AQI) compared to previous years: 2020 (34), 2023 (26), 2024 (32).
