Silao, Guanajuato, Mexico 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+
October Air Quality Analysis
Silao, Guanajuato, Mexico
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
10th Oct 2023
159AQILowest AQI recorded on
19th Oct 2024
12AQISame Day Analysis (4th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 72 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 4th Oct - 5th Oct 2025
Silao, Guanajuato, Mexico
AQI
Day
Night
.
7 AM4th Oct 2025
7 PM
6 AM5th Oct 2025
Day time
Avg. Highest Time
11AM4th Oct
93AQI
Avg. Lowest Time
5PM4th Oct
55AQI
Night time
Avg. Highest Time
10PM4th Oct
94AQI
Avg. Lowest Time
5AM5th Oct
58AQI
In the last 24 hours,
Silao's AQI reached its highest point of 94 at 10 PM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 4th Oct and 5th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Silao, Guanajuato, Mexico
SepOct
05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Day
Night
5th Sep 2025247 AMAQI
5th Sep 2025288 AMAQI
5th Sep 2025359 AMAQI
5th Sep 20253710 AMAQI
5th Sep 20253411 AMAQI
5th Sep 20253412 PMAQI
5th Sep 2025381 PMAQI
5th Sep 2025412 PMAQI
5th Sep 2025403 PMAQI
5th Sep 2025384 PMAQI
5th Sep 2025455 PMAQI
5th Sep 2025296 PMAQI
5th Sep 2025377 PMAQI
5th Sep 2025338 PMAQI
5th Sep 2025349 PMAQI
5th Sep 20253610 PMAQI
5th Sep 20253311 PMAQI
6th Sep 20253912 AMAQI
6th Sep 2025381 AMAQI
6th Sep 2025442 AMAQI
6th Sep 2025463 AMAQI
6th Sep 2025504 AMAQI
6th Sep 2025525 AMAQI
6th Sep 2025536 AMAQI
20°C16/28°C
6th Sep 2025547 AMAQI
6th Sep 2025538 AMAQI
6th Sep 2025519 AMAQI
6th Sep 20255210 AMAQI
6th Sep 20255411 AMAQI
6th Sep 20255912 PMAQI
6th Sep 2025521 PMAQI
6th Sep 2025552 PMAQI
6th Sep 2025523 PMAQI
6th Sep 2025514 PMAQI
6th Sep 2025535 PMAQI
6th Sep 2025486 PMAQI
6th Sep 2025527 PMAQI
6th Sep 2025478 PMAQI
6th Sep 2025449 PMAQI
6th Sep 20253510 PMAQI
6th Sep 20254011 PMAQI
7th Sep 20253712 AMAQI
7th Sep 2025351 AMAQI
7th Sep 2025422 AMAQI
7th Sep 2025293 AMAQI
7th Sep 2025344 AMAQI
7th Sep 2025365 AMAQI
7th Sep 2025346 AMAQI
21°C17/27°C
7th Sep 2025287 AMAQI
7th Sep 2025298 AMAQI
7th Sep 2025329 AMAQI
7th Sep 20253210 AMAQI
7th Sep 20253211 AMAQI
7th Sep 20253012 PMAQI
7th Sep 2025331 PMAQI
7th Sep 2025302 PMAQI
7th Sep 2025313 PMAQI
7th Sep 2025354 PMAQI
7th Sep 2025295 PMAQI
7th Sep 2025366 PMAQI
7th Sep 2025337 PMAQI
7th Sep 2025328 PMAQI
7th Sep 2025409 PMAQI
7th Sep 20254510 PMAQI
7th Sep 20252911 PMAQI
8th Sep 20253912 AMAQI
8th Sep 2025531 AMAQI
8th Sep 2025522 AMAQI
8th Sep 2025443 AMAQI
8th Sep 2025604 AMAQI
8th Sep 2025445 AMAQI
8th Sep 2025426 AMAQI
20°C15/26°C
8th Sep 2025517 AMAQI
8th Sep 2025508 AMAQI
8th Sep 2025439 AMAQI
8th Sep 20254710 AMAQI
8th Sep 20253611 AMAQI
8th Sep 20253612 PMAQI
8th Sep 2025401 PMAQI
8th Sep 2025512 PMAQI
8th Sep 2025463 PMAQI
8th Sep 2025484 PMAQI
8th Sep 2025385 PMAQI
8th Sep 2025396 PMAQI
8th Sep 2025397 PMAQI
8th Sep 2025368 PMAQI
8th Sep 2025369 PMAQI
8th Sep 20255010 PMAQI
8th Sep 20254111 PMAQI
9th Sep 20253912 AMAQI
9th Sep 2025441 AMAQI
9th Sep 2025412 AMAQI
9th Sep 2025423 AMAQI
9th Sep 2025384 AMAQI
9th Sep 2025405 AMAQI
9th Sep 2025366 AMAQI
19°C13/27°C
9th Sep 2025357 AMAQI
9th Sep 2025348 AMAQI
9th Sep 2025459 AMAQI
9th Sep 20254310 AMAQI
9th Sep 20254411 AMAQI
9th Sep 20254212 PMAQI
9th Sep 2025451 PMAQI
9th Sep 2025332 PMAQI
9th Sep 2025383 PMAQI
9th Sep 2025454 PMAQI
9th Sep 2025445 PMAQI
9th Sep 2025426 PMAQI
9th Sep 2025497 PMAQI
9th Sep 2025438 PMAQI
9th Sep 2025489 PMAQI
9th Sep 20254410 PMAQI
9th Sep 20255111 PMAQI
10th Sep 20254712 AMAQI
10th Sep 2025471 AMAQI
10th Sep 2025392 AMAQI
10th Sep 2025363 AMAQI
10th Sep 2025374 AMAQI
10th Sep 2025315 AMAQI
10th Sep 2025286 AMAQI
19°C14/26°C
10th Sep 2025297 AMAQI
10th Sep 2025368 AMAQI
10th Sep 2025449 AMAQI
10th Sep 20254410 AMAQI
10th Sep 20253611 AMAQI
10th Sep 20253012 PMAQI
10th Sep 2025341 PMAQI
10th Sep 2025272 PMAQI
10th Sep 2025263 PMAQI
10th Sep 2025284 PMAQI
10th Sep 2025265 PMAQI
10th Sep 2025326 PMAQI
10th Sep 2025287 PMAQI
10th Sep 2025228 PMAQI
10th Sep 2025269 PMAQI
10th Sep 20251910 PMAQI
10th Sep 20251911 PMAQI
11th Sep 20251812 AMAQI
11th Sep 2025171 AMAQI
11th Sep 2025202 AMAQI
11th Sep 2025213 AMAQI
11th Sep 2025234 AMAQI
11th Sep 2025225 AMAQI
11th Sep 2025236 AMAQI
19°C13/26°C
11th Sep 2025267 AMAQI
11th Sep 2025288 AMAQI
11th Sep 2025269 AMAQI
11th Sep 20252810 AMAQI
11th Sep 20253611 AMAQI
11th Sep 20253612 PMAQI
11th Sep 2025321 PMAQI
11th Sep 2025292 PMAQI
11th Sep 2025303 PMAQI
11th Sep 2025274 PMAQI
11th Sep 2025265 PMAQI
11th Sep 2025196 PMAQI
11th Sep 2025197 PMAQI
11th Sep 2025208 PMAQI
11th Sep 2025209 PMAQI
11th Sep 20252210 PMAQI
11th Sep 20252011 PMAQI
12th Sep 20252212 AMAQI
12th Sep 2025211 AMAQI
12th Sep 2025202 AMAQI
12th Sep 2025203 AMAQI
12th Sep 2025224 AMAQI
12th Sep 2025225 AMAQI
12th Sep 2025236 AMAQI
20°C14/28°C
12th Sep 2025237 AMAQI
12th Sep 2025268 AMAQI
12th Sep 2025249 AMAQI
12th Sep 20252810 AMAQI
12th Sep 20252711 AMAQI
12th Sep 20252812 PMAQI
12th Sep 2025341 PMAQI
12th Sep 2025322 PMAQI
12th Sep 2025313 PMAQI
12th Sep 2025324 PMAQI
12th Sep 2025325 PMAQI
12th Sep 2025226 PMAQI
12th Sep 2025237 PMAQI
12th Sep 2025228 PMAQI
12th Sep 2025219 PMAQI
12th Sep 20252310 PMAQI
12th Sep 20252111 PMAQI
13th Sep 20251812 AMAQI
13th Sep 2025201 AMAQI
13th Sep 2025222 AMAQI
13th Sep 2025193 AMAQI
13th Sep 2025154 AMAQI
13th Sep 2025185 AMAQI
13th Sep 2025186 AMAQI
20°C15/29°C
13th Sep 2025177 AMAQI
13th Sep 2025158 AMAQI
13th Sep 2025169 AMAQI
13th Sep 20251710 AMAQI
13th Sep 20251811 AMAQI
13th Sep 20252012 PMAQI
13th Sep 2025221 PMAQI
13th Sep 2025182 PMAQI
13th Sep 2025183 PMAQI
13th Sep 2025164 PMAQI
13th Sep 2025145 PMAQI
13th Sep 2025176 PMAQI
13th Sep 2025177 PMAQI
13th Sep 2025188 PMAQI
13th Sep 2025209 PMAQI
13th Sep 20252910 PMAQI
13th Sep 20252811 PMAQI
14th Sep 20252912 AMAQI
14th Sep 2025301 AMAQI
14th Sep 2025322 AMAQI
14th Sep 2025343 AMAQI
14th Sep 2025334 AMAQI
14th Sep 2025295 AMAQI
14th Sep 2025346 AMAQI
19°C14/26°C
14th Sep 2025307 AMAQI
14th Sep 2025328 AMAQI
14th Sep 2025399 AMAQI
14th Sep 20254310 AMAQI
14th Sep 20253411 AMAQI
14th Sep 20252812 PMAQI
14th Sep 2025241 PMAQI
14th Sep 2025222 PMAQI
14th Sep 2025223 PMAQI
14th Sep 2025294 PMAQI
14th Sep 2025385 PMAQI
14th Sep 2025286 PMAQI
14th Sep 2025347 PMAQI
14th Sep 2025308 PMAQI
14th Sep 2025309 PMAQI
14th Sep 20253310 PMAQI
14th Sep 20253211 PMAQI
15th Sep 20253812 AMAQI
15th Sep 2025291 AMAQI
15th Sep 2025272 AMAQI
15th Sep 2025263 AMAQI
15th Sep 2025264 AMAQI
15th Sep 2025295 AMAQI
15th Sep 2025346 AMAQI
20°C14/29°C
15th Sep 2025407 AMAQI
15th Sep 2025458 AMAQI
15th Sep 2025429 AMAQI
15th Sep 20253010 AMAQI
15th Sep 20253011 AMAQI
15th Sep 20253012 PMAQI
15th Sep 2025321 PMAQI
15th Sep 2025322 PMAQI
15th Sep 2025353 PMAQI
15th Sep 2025324 PMAQI
15th Sep 2025325 PMAQI
15th Sep 2025326 PMAQI
15th Sep 2025337 PMAQI
15th Sep 2025328 PMAQI
15th Sep 2025349 PMAQI
15th Sep 20253410 PMAQI
15th Sep 20253011 PMAQI
16th Sep 20253512 AMAQI
16th Sep 2025341 AMAQI
16th Sep 2025312 AMAQI
16th Sep 2025303 AMAQI
16th Sep 2025344 AMAQI
16th Sep 2025365 AMAQI
16th Sep 2025326 AMAQI
19°C14/29°C
16th Sep 2025317 AMAQI
16th Sep 2025288 AMAQI
16th Sep 2025339 AMAQI
16th Sep 20253110 AMAQI
16th Sep 20254011 AMAQI
16th Sep 20253212 PMAQI
16th Sep 2025321 PMAQI
16th Sep 2025382 PMAQI
16th Sep 2025383 PMAQI
16th Sep 2025354 PMAQI
16th Sep 2025345 PMAQI
16th Sep 2025366 PMAQI
16th Sep 2025337 PMAQI
16th Sep 2025358 PMAQI
16th Sep 2025329 PMAQI
16th Sep 20253110 PMAQI
16th Sep 20253811 PMAQI
17th Sep 20253612 AMAQI
17th Sep 2025401 AMAQI
17th Sep 2025322 AMAQI
17th Sep 2025343 AMAQI
17th Sep 2025274 AMAQI
17th Sep 2025255 AMAQI
17th Sep 2025326 AMAQI
19°C14/29°C
17th Sep 2025307 AMAQI
17th Sep 2025308 AMAQI
17th Sep 2025339 AMAQI
17th Sep 20253610 AMAQI
17th Sep 20253211 AMAQI
17th Sep 20253212 PMAQI
17th Sep 2025321 PMAQI
17th Sep 2025322 PMAQI
17th Sep 2025323 PMAQI
17th Sep 2025324 PMAQI
17th Sep 2025335 PMAQI
17th Sep 2025316 PMAQI
17th Sep 2025307 PMAQI
17th Sep 2025318 PMAQI
17th Sep 2025309 PMAQI
17th Sep 20253210 PMAQI
17th Sep 20253211 PMAQI
18th Sep 20253212 AMAQI
18th Sep 2025301 AMAQI
18th Sep 2025322 AMAQI
18th Sep 2025313 AMAQI
18th Sep 2025294 AMAQI
18th Sep 2025285 AMAQI
18th Sep 2025286 AMAQI
20°C14/29°C
18th Sep 2025297 AMAQI
18th Sep 2025318 AMAQI
18th Sep 2025339 AMAQI
18th Sep 20253210 AMAQI
18th Sep 20253311 AMAQI
18th Sep 20253112 PMAQI
18th Sep 2025311 PMAQI
18th Sep 2025312 PMAQI
18th Sep 2025313 PMAQI
18th Sep 2025314 PMAQI
18th Sep 2025305 PMAQI
18th Sep 2025306 PMAQI
18th Sep 2025307 PMAQI
18th Sep 2025308 PMAQI
18th Sep 2025309 PMAQI
18th Sep 20252910 PMAQI
18th Sep 20252911 PMAQI
19th Sep 20253012 AMAQI
19th Sep 2025301 AMAQI
19th Sep 2025282 AMAQI
19th Sep 2025293 AMAQI
19th Sep 2025294 AMAQI
19th Sep 2025305 AMAQI
19th Sep 2025296 AMAQI
19°C12/28°C
19th Sep 2025327 AMAQI
19th Sep 2025318 AMAQI
19th Sep 2025329 AMAQI
19th Sep 20253610 AMAQI
19th Sep 20253211 AMAQI
19th Sep 20253212 PMAQI
19th Sep 2025321 PMAQI
19th Sep 2025302 PMAQI
19th Sep 2025293 PMAQI
19th Sep 2025294 PMAQI
19th Sep 2025285 PMAQI
19th Sep 2025326 PMAQI
19th Sep 2025327 PMAQI
19th Sep 2025328 PMAQI
19th Sep 2025329 PMAQI
19th Sep 20253410 PMAQI
19th Sep 20253211 PMAQI
20th Sep 20253112 AMAQI
20th Sep 2025321 AMAQI
20th Sep 2025342 AMAQI
20th Sep 2025333 AMAQI
20th Sep 2025334 AMAQI
20th Sep 2025365 AMAQI
20th Sep 2025346 AMAQI
19°C13/27°C
20th Sep 2025337 AMAQI
20th Sep 2025318 AMAQI
20th Sep 2025409 AMAQI
20th Sep 20254410 AMAQI
20th Sep 20254111 AMAQI
20th Sep 20253512 PMAQI
20th Sep 2025361 PMAQI
20th Sep 2025362 PMAQI
20th Sep 2025353 PMAQI
20th Sep 2025354 PMAQI
20th Sep 2025355 PMAQI
20th Sep 2025356 PMAQI
20th Sep 2025367 PMAQI
20th Sep 2025348 PMAQI
20th Sep 2025369 PMAQI
20th Sep 20253610 PMAQI
20th Sep 20253511 PMAQI
21st Sep 20253412 AMAQI
21st Sep 2025361 AMAQI
21st Sep 2025322 AMAQI
21st Sep 2025323 AMAQI
21st Sep 2025344 AMAQI
21st Sep 2025315 AMAQI
21st Sep 2025326 AMAQI
19°C12/27°C
21st Sep 2025297 AMAQI
21st Sep 2025308 AMAQI
21st Sep 2025339 AMAQI
21st Sep 20253310 AMAQI
21st Sep 20253211 AMAQI
21st Sep 20253012 PMAQI
21st Sep 2025311 PMAQI
21st Sep 2025342 PMAQI
21st Sep 2025333 PMAQI
21st Sep 2025334 PMAQI
21st Sep 2025335 PMAQI
21st Sep 2025336 PMAQI
21st Sep 2025327 PMAQI
21st Sep 2025328 PMAQI
21st Sep 2025329 PMAQI
21st Sep 20253410 PMAQI
21st Sep 20253111 PMAQI
22nd Sep 20253412 AMAQI
22nd Sep 2025311 AMAQI
22nd Sep 2025322 AMAQI
22nd Sep 2025293 AMAQI
22nd Sep 2025294 AMAQI
22nd Sep 2025295 AMAQI
22nd Sep 2025296 AMAQI
20°C13/30°C
22nd Sep 2025287 AMAQI
22nd Sep 2025298 AMAQI
22nd Sep 2025359 AMAQI
22nd Sep 20253510 AMAQI
22nd Sep 20253311 AMAQI
22nd Sep 20253212 PMAQI
22nd Sep 2025321 PMAQI
22nd Sep 2025322 PMAQI
22nd Sep 2025323 PMAQI
22nd Sep 2025324 PMAQI
22nd Sep 2025325 PMAQI
22nd Sep 2025326 PMAQI
22nd Sep 2025327 PMAQI
22nd Sep 2025338 PMAQI
22nd Sep 2025349 PMAQI
22nd Sep 20253310 PMAQI
22nd Sep 20253111 PMAQI
23rd Sep 20253012 AMAQI
23rd Sep 2025341 AMAQI
23rd Sep 2025322 AMAQI
23rd Sep 2025283 AMAQI
23rd Sep 2025304 AMAQI
23rd Sep 2025295 AMAQI
23rd Sep 2025326 AMAQI
20°C12/31°C
23rd Sep 2025327 AMAQI
23rd Sep 2025348 AMAQI
23rd Sep 2025379 AMAQI
23rd Sep 20253810 AMAQI
23rd Sep 20254011 AMAQI
23rd Sep 20253112 PMAQI
23rd Sep 2025331 PMAQI
23rd Sep 2025332 PMAQI
23rd Sep 2025323 PMAQI
23rd Sep 2025324 PMAQI
23rd Sep 2025305 PMAQI
23rd Sep 2025346 PMAQI
23rd Sep 2025377 PMAQI
23rd Sep 2025358 PMAQI
23rd Sep 2025369 PMAQI
23rd Sep 20253410 PMAQI
23rd Sep 20253411 PMAQI
24th Sep 20253312 AMAQI
24th Sep 2025331 AMAQI
24th Sep 2025342 AMAQI
24th Sep 2025323 AMAQI
24th Sep 2025324 AMAQI
24th Sep 2025355 AMAQI
24th Sep 2025336 AMAQI
20°C13/31°C
24th Sep 2025367 AMAQI
24th Sep 2025388 AMAQI
24th Sep 2025409 AMAQI
24th Sep 20254310 AMAQI
24th Sep 20253711 AMAQI
24th Sep 20253412 PMAQI
24th Sep 2025341 PMAQI
24th Sep 2025362 PMAQI
24th Sep 2025373 PMAQI
24th Sep 2025384 PMAQI
24th Sep 2025345 PMAQI
24th Sep 2025366 PMAQI
24th Sep 2025367 PMAQI
24th Sep 2025388 PMAQI
24th Sep 2025419 PMAQI
24th Sep 20253610 PMAQI
24th Sep 20253811 PMAQI
25th Sep 20254412 AMAQI
25th Sep 2025461 AMAQI
25th Sep 2025452 AMAQI
25th Sep 2025413 AMAQI
25th Sep 2025424 AMAQI
25th Sep 2025435 AMAQI
25th Sep 2025536 AMAQI
20°C13/31°C
25th Sep 2025527 AMAQI
25th Sep 2025528 AMAQI
25th Sep 2025629 AMAQI
25th Sep 20255910 AMAQI
25th Sep 20256011 AMAQI
25th Sep 20255412 PMAQI
25th Sep 2025531 PMAQI
25th Sep 2025512 PMAQI
25th Sep 2025553 PMAQI
25th Sep 2025544 PMAQI
25th Sep 2025575 PMAQI
25th Sep 2025506 PMAQI
25th Sep 2025457 PMAQI
25th Sep 2025528 PMAQI
25th Sep 2025499 PMAQI
25th Sep 20254610 PMAQI
25th Sep 20254311 PMAQI
26th Sep 20254812 AMAQI
26th Sep 2025411 AMAQI
26th Sep 2025382 AMAQI
26th Sep 2025443 AMAQI
26th Sep 2025464 AMAQI
26th Sep 2025485 AMAQI
26th Sep 2025476 AMAQI
19°C12/25°C
26th Sep 2025427 AMAQI
26th Sep 2025398 AMAQI
26th Sep 2025449 AMAQI
26th Sep 20254510 AMAQI
26th Sep 20255211 AMAQI
26th Sep 20255212 PMAQI
26th Sep 2025521 PMAQI
26th Sep 2025542 PMAQI
26th Sep 2025533 PMAQI
26th Sep 2025574 PMAQI
26th Sep 2025455 PMAQI
26th Sep 2025446 PMAQI
26th Sep 2025447 PMAQI
26th Sep 2025468 PMAQI
26th Sep 2025489 PMAQI
26th Sep 20254410 PMAQI
26th Sep 20254011 PMAQI
27th Sep 20253312 AMAQI
27th Sep 2025281 AMAQI
27th Sep 2025322 AMAQI
27th Sep 2025283 AMAQI
27th Sep 2025324 AMAQI
27th Sep 2025385 AMAQI
27th Sep 2025396 AMAQI
19°C14/26°C
27th Sep 2025447 AMAQI
27th Sep 2025408 AMAQI
27th Sep 2025449 AMAQI
27th Sep 20255510 AMAQI
27th Sep 20255111 AMAQI
27th Sep 20253912 PMAQI
27th Sep 2025431 PMAQI
27th Sep 2025532 PMAQI
27th Sep 2025503 PMAQI
27th Sep 2025454 PMAQI
27th Sep 2025405 PMAQI
27th Sep 2025396 PMAQI
27th Sep 2025347 PMAQI
27th Sep 2025288 PMAQI
27th Sep 2025289 PMAQI
27th Sep 20252810 PMAQI
27th Sep 20252811 PMAQI
28th Sep 20253212 AMAQI
28th Sep 2025321 AMAQI
28th Sep 2025302 AMAQI
28th Sep 2025313 AMAQI
28th Sep 2025234 AMAQI
28th Sep 2025265 AMAQI
28th Sep 2025246 AMAQI
19°C15/26°C
28th Sep 2025307 AMAQI
28th Sep 2025328 AMAQI
28th Sep 2025319 AMAQI
28th Sep 20252810 AMAQI
28th Sep 20252611 AMAQI
28th Sep 20252012 PMAQI
28th Sep 2025361 PMAQI
28th Sep 2025342 PMAQI
28th Sep 2025333 PMAQI
28th Sep 2025364 PMAQI
28th Sep 2025395 PMAQI
28th Sep 2025346 PMAQI
28th Sep 2025367 PMAQI
28th Sep 2025398 PMAQI
28th Sep 2025449 PMAQI
28th Sep 20254910 PMAQI
28th Sep 20254511 PMAQI
29th Sep 20254412 AMAQI
29th Sep 2025141 AMAQI
29th Sep 2025122 AMAQI
29th Sep 2025213 AMAQI
29th Sep 2025214 AMAQI
29th Sep 2025205 AMAQI
29th Sep 2025256 AMAQI
20°C15/25°C
29th Sep 2025377 AMAQI
29th Sep 2025388 AMAQI
29th Sep 2025349 AMAQI
29th Sep 20253910 AMAQI
29th Sep 20254011 AMAQI
29th Sep 20253912 PMAQI
29th Sep 2025521 PMAQI
29th Sep 2025532 PMAQI
29th Sep 2025463 PMAQI
29th Sep 2025484 PMAQI
29th Sep 2025455 PMAQI
29th Sep 2025446 PMAQI
29th Sep 2025547 PMAQI
29th Sep 2025578 PMAQI
29th Sep 2025499 PMAQI
29th Sep 20255510 PMAQI
29th Sep 20254411 PMAQI
30th Sep 20255212 AMAQI
30th Sep 2025401 AMAQI
30th Sep 2025402 AMAQI
30th Sep 2025383 AMAQI
30th Sep 2025334 AMAQI
30th Sep 2025295 AMAQI
30th Sep 2025306 AMAQI
19°C13/26°C
30th Sep 2025277 AMAQI
30th Sep 2025328 AMAQI
30th Sep 2025309 AMAQI
30th Sep 20253410 AMAQI
30th Sep 20253011 AMAQI
30th Sep 20253112 PMAQI
30th Sep 2025331 PMAQI
30th Sep 2025382 PMAQI
30th Sep 2025343 PMAQI
30th Sep 2025444 PMAQI
30th Sep 2025355 PMAQI
30th Sep 2025376 PMAQI
30th Sep 2025417 PMAQI
30th Sep 2025458 PMAQI
30th Sep 2025419 PMAQI
30th Sep 20253810 PMAQI
30th Sep 20254911 PMAQI
1st Oct 20254712 AMAQI
1st Oct 2025601 AMAQI
1st Oct 2025742 AMAQI
1st Oct 2025733 AMAQI
1st Oct 2025694 AMAQI
1st Oct 2025695 AMAQI
1st Oct 2025686 AMAQI
19°C13/26°C
1st Oct 2025727 AMAQI
1st Oct 2025708 AMAQI
1st Oct 2025689 AMAQI
1st Oct 20257410 AMAQI
1st Oct 20256811 AMAQI
1st Oct 20256112 PMAQI
1st Oct 2025581 PMAQI
1st Oct 2025592 PMAQI
1st Oct 2025593 PMAQI
1st Oct 2025554 PMAQI
1st Oct 2025575 PMAQI
1st Oct 2025566 PMAQI
1st Oct 2025637 PMAQI
1st Oct 2025618 PMAQI
1st Oct 2025679 PMAQI
1st Oct 20256610 PMAQI
1st Oct 20256411 PMAQI
2nd Oct 20256012 AMAQI
2nd Oct 2025581 AMAQI
2nd Oct 2025662 AMAQI
2nd Oct 2025593 AMAQI
2nd Oct 2025614 AMAQI
2nd Oct 2025665 AMAQI
2nd Oct 2025696 AMAQI
18°C9/29°C
2nd Oct 2025697 AMAQI
2nd Oct 2025698 AMAQI
2nd Oct 2025659 AMAQI
2nd Oct 20257010 AMAQI
2nd Oct 20257211 AMAQI
2nd Oct 20256612 PMAQI
2nd Oct 2025651 PMAQI
2nd Oct 2025602 PMAQI
2nd Oct 2025603 PMAQI
2nd Oct 2025654 PMAQI
2nd Oct 2025605 PMAQI
2nd Oct 2025556 PMAQI
2nd Oct 2025787 PMAQI
2nd Oct 2025688 PMAQI
2nd Oct 2025659 PMAQI
2nd Oct 20257010 PMAQI
2nd Oct 20256711 PMAQI
3rd Oct 20256412 AMAQI
3rd Oct 2025611 AMAQI
3rd Oct 2025572 AMAQI
3rd Oct 2025583 AMAQI
3rd Oct 2025614 AMAQI
3rd Oct 2025585 AMAQI
3rd Oct 2025786 AMAQI
18°C9/28°C
3rd Oct 2025727 AMAQI
3rd Oct 2025718 AMAQI
3rd Oct 2025729 AMAQI
3rd Oct 20259610 AMAQI
3rd Oct 20258611 AMAQI
3rd Oct 20257812 PMAQI
3rd Oct 2025711 PMAQI
3rd Oct 2025702 PMAQI
3rd Oct 2025653 PMAQI
3rd Oct 2025614 PMAQI
3rd Oct 2025605 PMAQI
3rd Oct 2025626 PMAQI
3rd Oct 2025757 PMAQI
3rd Oct 2025758 PMAQI
3rd Oct 2025729 PMAQI
3rd Oct 20258910 PMAQI
3rd Oct 20258111 PMAQI
4th Oct 20257312 AMAQI
4th Oct 2025711 AMAQI
4th Oct 2025682 AMAQI
4th Oct 2025663 AMAQI
4th Oct 2025694 AMAQI
4th Oct 2025685 AMAQI
4th Oct 2025656 AMAQI
17°C11/28°C
4th Oct 2025617 AMAQI
4th Oct 2025668 AMAQI
4th Oct 2025729 AMAQI
4th Oct 20259210 AMAQI
4th Oct 20259311 AMAQI
4th Oct 20258012 PMAQI
4th Oct 2025651 PMAQI
4th Oct 2025602 PMAQI
4th Oct 2025653 PMAQI
4th Oct 2025584 PMAQI
4th Oct 2025555 PMAQI
4th Oct 2025736 PMAQI
4th Oct 2025747 PMAQI
4th Oct 2025778 PMAQI
4th Oct 2025889 PMAQI
4th Oct 20259410 PMAQI
4th Oct 20258811 PMAQI
5th Oct 20257812 AMAQI
5th Oct 2025901 AMAQI
5th Oct 2025812 AMAQI
5th Oct 2025753 AMAQI
5th Oct 2025624 AMAQI
5th Oct 2025585 AMAQI
17°C9/28°C
7 AM
1 PM
7 PM
1 AM
6 AM
--°C/°C
Day time
Avg. Highest Time
10 AM - 11 AM
44AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
7 AM - 8 AM
39AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 11 AM (Avg. 44), while the lowest AQI was between 7 AM to 8 AM (Avg. 39).
Night time
Avg. Highest Time
10 PM
42AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
3 AM - 9 PM
38AQI
6 hours / Day
180 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 10 PM (Avg. 42), while the lowest AQI was between 3 AM to 9 PM (Avg. 38).
2025 Days Vs Air Quality
Silao, Guanajuato, Mexico
2025
47%
131
52%
145
0.3%
1
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Good
131 DaysModerate
145 DaysPoor
1 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 47%
Health Risk Level:
Significant
In 2025, 47% of 278 days were within WHO’s safe air quality limits, and 53% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Silao, Guanajuato, Mexico
AQI levels in 2025
AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
138AQI
138AQI
2nd January 2025
80AQI
80AQI
3rd January 2025
73AQI
73AQI
4th January 2025
68AQI
68AQI
5th January 2025
82AQI
82AQI
6th January 2025
88AQI
88AQI
7th January 2025
94AQI
94AQI
8th January 2025
71AQI
71AQI
9th January 2025
70AQI
70AQI
10th January 2025
53AQI
53AQI
11th January 2025
52AQI
52AQI
12th January 2025
45AQI
45AQI
13th January 2025
51AQI
51AQI
14th January 2025
51AQI
51AQI
15th January 2025
50AQI
50AQI
16th January 2025
57AQI
57AQI
17th January 2025
81AQI
81AQI
18th January 2025
65AQI
65AQI
19th January 2025
60AQI
60AQI
20th January 2025
72AQI
72AQI
21st January 2025
53AQI
53AQI
22nd January 2025
54AQI
54AQI
23rd January 2025
57AQI
57AQI
24th January 2025
67AQI
67AQI
25th January 2025
60AQI
60AQI
26th January 2025
83AQI
83AQI
27th January 2025
74AQI
74AQI
28th January 2025
76AQI
76AQI
29th January 2025
81AQI
81AQI
30th January 2025
67AQI
67AQI
31st January 2025
72AQI
72AQI
1st February 2025
66AQI
66AQI
2nd February 2025
73AQI
73AQI
3rd February 2025
66AQI
66AQI
4th February 2025
67AQI
67AQI
5th February 2025
73AQI
73AQI
6th February 2025
94AQI
94AQI
7th February 2025
67AQI
67AQI
8th February 2025
64AQI
64AQI
9th February 2025
74AQI
74AQI
10th February 2025
89AQI
89AQI
11th February 2025
90AQI
90AQI
12th February 2025
68AQI
68AQI
13th February 2025
60AQI
60AQI
14th February 2025
61AQI
61AQI
15th February 2025
49AQI
49AQI
16th February 2025
52AQI
52AQI
17th February 2025
46AQI
46AQI
18th February 2025
57AQI
57AQI
19th February 2025
49AQI
49AQI
20th February 2025
44AQI
44AQI
21st February 2025
46AQI
46AQI
22nd February 2025
33AQI
33AQI
23rd February 2025
33AQI
33AQI
24th February 2025
28AQI
28AQI
25th February 2025
32AQI
32AQI
26th February 2025
37AQI
37AQI
27th February 2025
36AQI
36AQI
28th February 2025
45AQI
45AQI
1st March 2025
44AQI
44AQI
2nd March 2025
39AQI
39AQI
3rd March 2025
39AQI
39AQI
4th March 2025
43AQI
43AQI
5th March 2025
45AQI
45AQI
6th March 2025
49AQI
49AQI
7th March 2025
40AQI
40AQI
8th March 2025
43AQI
43AQI
9th March 2025
37AQI
37AQI
10th March 2025
40AQI
40AQI
11th March 2025
40AQI
40AQI
12th March 2025
39AQI
39AQI
13th March 2025
50AQI
50AQI
14th March 2025
58AQI
58AQI
15th March 2025
55AQI
55AQI
16th March 2025
59AQI
59AQI
17th March 2025
59AQI
59AQI
18th March 2025
63AQI
63AQI
19th March 2025
63AQI
63AQI
20th March 2025
88AQI
88AQI
21st March 2025
70AQI
70AQI
22nd March 2025
71AQI
71AQI
23rd March 2025
65AQI
65AQI
24th March 2025
67AQI
67AQI
25th March 2025
68AQI
68AQI
26th March 2025
72AQI
72AQI
27th March 2025
74AQI
74AQI
28th March 2025
57AQI
57AQI
29th March 2025
66AQI
66AQI
30th March 2025
68AQI
68AQI
31st March 2025
66AQI
66AQI
1st April 2025
69AQI
69AQI
2nd April 2025
71AQI
71AQI
3rd April 2025
69AQI
69AQI
4th April 2025
67AQI
67AQI
5th April 2025
65AQI
65AQI
6th April 2025
63AQI
63AQI
7th April 2025
61AQI
61AQI
8th April 2025
56AQI
56AQI
9th April 2025
59AQI
59AQI
10th April 2025
58AQI
58AQI
11th April 2025
55AQI
55AQI
12th April 2025
50AQI
50AQI
13th April 2025
53AQI
53AQI
14th April 2025
58AQI
58AQI
15th April 2025
58AQI
58AQI
16th April 2025
62AQI
62AQI
17th April 2025
59AQI
59AQI
18th April 2025
69AQI
69AQI
19th April 2025
57AQI
57AQI
20th April 2025
57AQI
57AQI
21st April 2025
63AQI
63AQI
22nd April 2025
68AQI
68AQI
23rd April 2025
64AQI
64AQI
24th April 2025
67AQI
67AQI
25th April 2025
67AQI
67AQI
26th April 2025
78AQI
78AQI
27th April 2025
68AQI
68AQI
28th April 2025
64AQI
64AQI
29th April 2025
65AQI
65AQI
30th April 2025
74AQI
74AQI
1st May 2025
77AQI
77AQI
2nd May 2025
73AQI
73AQI
3rd May 2025
69AQI
69AQI
4th May 2025
74AQI
74AQI
5th May 2025
76AQI
76AQI
6th May 2025
73AQI
73AQI
7th May 2025
77AQI
77AQI
8th May 2025
75AQI
75AQI
9th May 2025
69AQI
69AQI
10th May 2025
59AQI
59AQI
11th May 2025
61AQI
61AQI
12th May 2025
64AQI
64AQI
13th May 2025
72AQI
72AQI
14th May 2025
70AQI
70AQI
15th May 2025
78AQI
78AQI
16th May 2025
72AQI
72AQI
17th May 2025
78AQI
78AQI
18th May 2025
77AQI
77AQI
19th May 2025
73AQI
73AQI
20th May 2025
77AQI
77AQI
21st May 2025
76AQI
76AQI
22nd May 2025
69AQI
69AQI
23rd May 2025
63AQI
63AQI
24th May 2025
71AQI
71AQI
25th May 2025
66AQI
66AQI
26th May 2025
66AQI
66AQI
27th May 2025
67AQI
67AQI
28th May 2025
61AQI
61AQI
29th May 2025
53AQI
53AQI
30th May 2025
49AQI
49AQI
31st May 2025
52AQI
52AQI
1st June 2025
46AQI
46AQI
2nd June 2025
52AQI
52AQI
3rd June 2025
44AQI
44AQI
4th June 2025
52AQI
52AQI
5th June 2025
58AQI
58AQI
6th June 2025
56AQI
56AQI
7th June 2025
54AQI
54AQI
8th June 2025
55AQI
55AQI
9th June 2025
55AQI
55AQI
10th June 2025
60AQI
60AQI
11th June 2025
56AQI
56AQI
12th June 2025
49AQI
49AQI
13th June 2025
53AQI
53AQI
14th June 2025
51AQI
51AQI
15th June 2025
42AQI
42AQI
16th June 2025
40AQI
40AQI
17th June 2025
41AQI
41AQI
18th June 2025
40AQI
40AQI
19th June 2025
38AQI
38AQI
20th June 2025
29AQI
29AQI
21st June 2025
32AQI
32AQI
22nd June 2025
31AQI
31AQI
23rd June 2025
26AQI
26AQI
24th June 2025
31AQI
31AQI
25th June 2025
35AQI
35AQI
26th June 2025
39AQI
39AQI
27th June 2025
35AQI
35AQI
28th June 2025
36AQI
36AQI
29th June 2025
32AQI
32AQI
30th June 2025
28AQI
28AQI
1st July 2025
28AQI
28AQI
2nd July 2025
30AQI
30AQI
3rd July 2025
37AQI
37AQI
4th July 2025
39AQI
39AQI
5th July 2025
50AQI
50AQI
6th July 2025
51AQI
51AQI
7th July 2025
49AQI
49AQI
8th July 2025
51AQI
51AQI
9th July 2025
44AQI
44AQI
10th July 2025
51AQI
51AQI
11th July 2025
44AQI
44AQI
12th July 2025
44AQI
44AQI
13th July 2025
44AQI
44AQI
14th July 2025
50AQI
50AQI
15th July 2025
43AQI
43AQI
16th July 2025
48AQI
48AQI
17th July 2025
53AQI
53AQI
18th July 2025
54AQI
54AQI
19th July 2025
55AQI
55AQI
20th July 2025
46AQI
46AQI
21st July 2025
45AQI
45AQI
22nd July 2025
57AQI
57AQI
23rd July 2025
49AQI
49AQI
24th July 2025
44AQI
44AQI
25th July 2025
39AQI
39AQI
26th July 2025
45AQI
45AQI
27th July 2025
41AQI
41AQI
28th July 2025
33AQI
33AQI
29th July 2025
33AQI
33AQI
30th July 2025
35AQI
35AQI
31st July 2025
37AQI
37AQI
1st August 2025
33AQI
33AQI
2nd August 2025
36AQI
36AQI
3rd August 2025
28AQI
28AQI
4th August 2025
36AQI
36AQI
5th August 2025
41AQI
41AQI
6th August 2025
39AQI
39AQI
7th August 2025
27AQI
27AQI
8th August 2025
32AQI
32AQI
9th August 2025
44AQI
44AQI
10th August 2025
57AQI
57AQI
11th August 2025
42AQI
42AQI
12th August 2025
36AQI
36AQI
13th August 2025
43AQI
43AQI
14th August 2025
55AQI
55AQI
15th August 2025
40AQI
40AQI
16th August 2025
45AQI
45AQI
17th August 2025
34AQI
34AQI
18th August 2025
28AQI
28AQI
19th August 2025
29AQI
29AQI
20th August 2025
30AQI
30AQI
21st August 2025
38AQI
38AQI
22nd August 2025
43AQI
43AQI
23rd August 2025
44AQI
44AQI
24th August 2025
35AQI
35AQI
25th August 2025
35AQI
35AQI
26th August 2025
38AQI
38AQI
27th August 2025
36AQI
36AQI
28th August 2025
33AQI
33AQI
29th August 2025
39AQI
39AQI
30th August 2025
37AQI
37AQI
31st August 2025
42AQI
42AQI
1st September 2025
31AQI
31AQI
2nd September 2025
32AQI
32AQI
3rd September 2025
34AQI
34AQI
4th September 2025
42AQI
42AQI
5th September 2025
34AQI
34AQI
6th September 2025
48AQI
48AQI
7th September 2025
34AQI
34AQI
8th September 2025
44AQI
44AQI
9th September 2025
42AQI
42AQI
10th September 2025
33AQI
33AQI
11th September 2025
24AQI
24AQI
12th September 2025
24AQI
24AQI
13th September 2025
19AQI
19AQI
14th September 2025
32AQI
32AQI
15th September 2025
32AQI
32AQI
16th September 2025
34AQI
34AQI
17th September 2025
32AQI
32AQI
18th September 2025
31AQI
31AQI
19th September 2025
31AQI
31AQI
20th September 2025
35AQI
35AQI
21st September 2025
32AQI
32AQI
22nd September 2025
32AQI
32AQI
23rd September 2025
33AQI
33AQI
24th September 2025
36AQI
36AQI
25th September 2025
49AQI
49AQI
26th September 2025
45AQI
45AQI
27th September 2025
36AQI
36AQI
28th September 2025
33AQI
33AQI
29th September 2025
37AQI
37AQI
30th September 2025
38AQI
38AQI
1st October 2025
64AQI
64AQI
2nd October 2025
65AQI
65AQI
3rd October 2025
70AQI
70AQI
4th October 2025
72AQI
72AQI
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
69AQI
57AQI
56AQI
63AQI
69AQI
43AQI
44AQI
38AQI
35AQI
68AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202553AQI
2
28
1
12
16
13
18
1
29
1
30
19
11
24
7
29
2
30
4
131
145
1
Highest AQI recorded in
January69AQI
Lowest AQI recorded in
September35AQI
202459AQI
1
14
1
5
19
2
24
1
5
23
2
23
11
19
31
31
14
14
23
8
5
21
1
3
19
8
4
128
184
12
8
Highest AQI recorded in
December95AQI
Lowest AQI recorded in
August37AQI
202354AQI
8
18
1
2
8
8
8
16
1
6
1
11
14
15
7
22
4
1
26
3
1
18
11
1
8
12
1
7
23
1
132
124
6
1
Highest AQI recorded in
May83AQI
Lowest AQI recorded in
September41AQI
202249AQI
6
18
5
16
8
4
4
11
17
1
12
2
13
14
10
21
80
82
Highest AQI recorded in
April62AQI
Lowest AQI recorded in
September31AQI
202146AQI
5
16
6
15
1
30
6
24
9
3
29
20
1
17
19
14
2
12
7
8
23
146
121
Highest AQI recorded in
March64AQI
Lowest AQI recorded in
September24AQI
202049AQI
1
14
2
12
18
27
1
23
1
27
2
23
7
14
16
6
25
133
84
2
Highest AQI recorded in
May77AQI
Lowest AQI recorded in
August28AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2024(Avg.)
59AQILeast Polluted Year Recorded
2021(Avg.)
46AQISilao's annual 2025 AQI (53) shows an average percentage change of 3.3% (worsened AQI) compared to previous years: 2020 (49), 2021 (46), 2022 (49), 2023 (54), 2024 (59).
