San Isidro, San Simon, Central Luzon, Philippines 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+
September Air Quality Analysis
San Isidro, San Simon, Central Luzon, Philippines
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
4th Sep 2025
52AQILowest AQI recorded on
23rd Sep 2025
24AQISame Day Analysis (25th September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 51 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 26th Sep - 27th Sep 2025
San Isidro, San Simon, Central Luzon, Philippines
AQI
Day
Night
.
5 AM26th Sep 2025
6 PM
4 AM27th Sep 2025
Day time
Avg. Highest Time
5AM26th Sep
146AQI
Avg. Lowest Time
1PM26th Sep
25AQI
Night time
Avg. Highest Time
4AM27th Sep
57AQI
Avg. Lowest Time
12AM27th Sep
21AQI
In the last 24 hours,
San Isidro's AQI reached its highest point of 146 at 5 AM during the Day, while the lowest point, 21, was recorded at 12 AM during the Night between 26th Sep and 27th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
San Isidro, San Simon, Central Luzon, Philippines
AugSep
28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th
Day
Night
28th Aug 2025525 AMAQI
28th Aug 2025526 AMAQI
28th Aug 2025547 AMAQI
28th Aug 2025528 AMAQI
28th Aug 2025519 AMAQI
28th Aug 20254810 AMAQI
28th Aug 20254611 AMAQI
28th Aug 20254712 PMAQI
28th Aug 2025401 PMAQI
28th Aug 2025462 PMAQI
28th Aug 2025523 PMAQI
28th Aug 2025524 PMAQI
28th Aug 2025455 PMAQI
28th Aug 2025456 PMAQI
28th Aug 2025507 PMAQI
28th Aug 2025538 PMAQI
28th Aug 2025559 PMAQI
28th Aug 20255410 PMAQI
28th Aug 20255411 PMAQI
29th Aug 20255012 AMAQI
29th Aug 2025561 AMAQI
29th Aug 2025542 AMAQI
29th Aug 2025523 AMAQI
29th Aug 2025534 AMAQI
27°C24/31°C
29th Aug 2025525 AMAQI
29th Aug 2025516 AMAQI
29th Aug 2025517 AMAQI
29th Aug 2025468 AMAQI
29th Aug 2025459 AMAQI
29th Aug 20255310 AMAQI
29th Aug 20254811 AMAQI
29th Aug 20254512 PMAQI
29th Aug 2025481 PMAQI
29th Aug 2025542 PMAQI
29th Aug 2025483 PMAQI
29th Aug 2025474 PMAQI
29th Aug 2025465 PMAQI
29th Aug 2025506 PMAQI
29th Aug 2025507 PMAQI
29th Aug 2025558 PMAQI
29th Aug 2025559 PMAQI
29th Aug 20255710 PMAQI
29th Aug 20255711 PMAQI
30th Aug 20255012 AMAQI
30th Aug 2025481 AMAQI
30th Aug 2025482 AMAQI
30th Aug 2025483 AMAQI
30th Aug 2025454 AMAQI
25°C23/30°C
30th Aug 2025465 AMAQI
30th Aug 2025466 AMAQI
30th Aug 2025467 AMAQI
30th Aug 2025298 AMAQI
30th Aug 2025449 AMAQI
30th Aug 20253010 AMAQI
30th Aug 20253411 AMAQI
30th Aug 20255712 PMAQI
30th Aug 2025451 PMAQI
30th Aug 2025372 PMAQI
30th Aug 2025393 PMAQI
30th Aug 2025364 PMAQI
30th Aug 2025445 PMAQI
30th Aug 2025476 PMAQI
30th Aug 2025467 PMAQI
30th Aug 2025488 PMAQI
30th Aug 2025519 PMAQI
30th Aug 20255410 PMAQI
30th Aug 20255211 PMAQI
31st Aug 20255612 AMAQI
31st Aug 2025551 AMAQI
31st Aug 2025532 AMAQI
31st Aug 2025503 AMAQI
31st Aug 2025474 AMAQI
27°C24/31°C
31st Aug 2025505 AMAQI
31st Aug 2025456 AMAQI
31st Aug 2025457 AMAQI
31st Aug 2025418 AMAQI
31st Aug 2025569 AMAQI
31st Aug 20254010 AMAQI
31st Aug 20252711 AMAQI
31st Aug 20253712 PMAQI
31st Aug 2025521 PMAQI
31st Aug 2025482 PMAQI
31st Aug 2025383 PMAQI
31st Aug 2025464 PMAQI
31st Aug 2025485 PMAQI
31st Aug 2025536 PMAQI
31st Aug 2025537 PMAQI
31st Aug 2025548 PMAQI
31st Aug 2025549 PMAQI
31st Aug 20255210 PMAQI
31st Aug 20255311 PMAQI
1st Sep 20255112 AMAQI
1st Sep 2025511 AMAQI
1st Sep 2025542 AMAQI
1st Sep 2025523 AMAQI
1st Sep 2025534 AMAQI
27°C24/31°C
1st Sep 2025545 AMAQI
1st Sep 2025536 AMAQI
1st Sep 2025547 AMAQI
1st Sep 2025248 AMAQI
1st Sep 2025299 AMAQI
1st Sep 20254610 AMAQI
1st Sep 20255611 AMAQI
1st Sep 20255712 PMAQI
1st Sep 2025591 PMAQI
1st Sep 2025582 PMAQI
1st Sep 2025503 PMAQI
1st Sep 2025514 PMAQI
1st Sep 2025515 PMAQI
1st Sep 2025486 PMAQI
1st Sep 2025487 PMAQI
1st Sep 2025488 PMAQI
1st Sep 2025469 PMAQI
1st Sep 20255110 PMAQI
1st Sep 20255411 PMAQI
2nd Sep 20255112 AMAQI
2nd Sep 2025561 AMAQI
2nd Sep 2025562 AMAQI
2nd Sep 2025523 AMAQI
2nd Sep 2025544 AMAQI
26°C25/29°C
2nd Sep 2025545 AMAQI
2nd Sep 2025556 AMAQI
2nd Sep 2025527 AMAQI
2nd Sep 2025498 AMAQI
2nd Sep 2025479 AMAQI
2nd Sep 20255210 AMAQI
2nd Sep 20254211 AMAQI
2nd Sep 20253012 PMAQI
2nd Sep 2025311 PMAQI
2nd Sep 2025342 PMAQI
2nd Sep 2025303 PMAQI
2nd Sep 2025344 PMAQI
2nd Sep 2025295 PMAQI
2nd Sep 2025306 PMAQI
2nd Sep 2025377 PMAQI
2nd Sep 2025498 PMAQI
2nd Sep 2025549 PMAQI
2nd Sep 20254810 PMAQI
2nd Sep 20255611 PMAQI
3rd Sep 20255512 AMAQI
3rd Sep 2025541 AMAQI
3rd Sep 2025552 AMAQI
3rd Sep 2025523 AMAQI
3rd Sep 2025524 AMAQI
26°C24/29°C
3rd Sep 2025535 AMAQI
3rd Sep 2025536 AMAQI
3rd Sep 2025477 AMAQI
3rd Sep 2025548 AMAQI
3rd Sep 2025529 AMAQI
3rd Sep 20255910 AMAQI
3rd Sep 20254811 AMAQI
3rd Sep 20255212 PMAQI
3rd Sep 2025431 PMAQI
3rd Sep 2025382 PMAQI
3rd Sep 2025433 PMAQI
3rd Sep 2025364 PMAQI
3rd Sep 2025385 PMAQI
3rd Sep 2025396 PMAQI
3rd Sep 2025487 PMAQI
3rd Sep 2025448 PMAQI
3rd Sep 2025489 PMAQI
3rd Sep 20254410 PMAQI
3rd Sep 20254011 PMAQI
4th Sep 20254412 AMAQI
4th Sep 2025501 AMAQI
4th Sep 2025532 AMAQI
4th Sep 2025543 AMAQI
4th Sep 2025524 AMAQI
27°C24/30°C
4th Sep 2025525 AMAQI
4th Sep 2025506 AMAQI
4th Sep 2025447 AMAQI
4th Sep 2025488 AMAQI
4th Sep 2025479 AMAQI
4th Sep 20254810 AMAQI
4th Sep 20254911 AMAQI
4th Sep 20254212 PMAQI
4th Sep 20251701 PMAQI
4th Sep 2025882 PMAQI
4th Sep 2025303 PMAQI
4th Sep 2025294 PMAQI
4th Sep 2025505 PMAQI
4th Sep 2025446 PMAQI
4th Sep 2025507 PMAQI
4th Sep 2025508 PMAQI
4th Sep 2025489 PMAQI
4th Sep 20255010 PMAQI
5th Sep 20254612 AMAQI
5th Sep 2025521 AMAQI
5th Sep 2025502 AMAQI
5th Sep 2025523 AMAQI
5th Sep 2025494 AMAQI
26°C24/29°C
5th Sep 2025485 AMAQI
5th Sep 2025466 AMAQI
5th Sep 2025497 AMAQI
5th Sep 2025528 AMAQI
5th Sep 2025529 AMAQI
5th Sep 20254910 AMAQI
5th Sep 20255011 AMAQI
5th Sep 20253612 PMAQI
5th Sep 2025391 PMAQI
5th Sep 2025342 PMAQI
5th Sep 2025273 PMAQI
5th Sep 2025264 PMAQI
5th Sep 2025265 PMAQI
5th Sep 2025326 PMAQI
5th Sep 2025387 PMAQI
5th Sep 2025408 PMAQI
5th Sep 2025379 PMAQI
5th Sep 20254610 PMAQI
5th Sep 20255611 PMAQI
6th Sep 20253912 AMAQI
6th Sep 2025441 AMAQI
6th Sep 2025332 AMAQI
6th Sep 2025413 AMAQI
6th Sep 2025604 AMAQI
24°C24/26°C
6th Sep 2025525 AMAQI
6th Sep 2025516 AMAQI
6th Sep 2025447 AMAQI
6th Sep 2025328 AMAQI
6th Sep 2025349 AMAQI
6th Sep 20253410 AMAQI
6th Sep 20254011 AMAQI
6th Sep 20253912 PMAQI
6th Sep 2025401 PMAQI
6th Sep 2025422 PMAQI
6th Sep 2025443 PMAQI
6th Sep 2025364 PMAQI
6th Sep 2025305 PMAQI
6th Sep 2025326 PMAQI
6th Sep 2025407 PMAQI
6th Sep 2025588 PMAQI
6th Sep 2025489 PMAQI
6th Sep 20253710 PMAQI
6th Sep 20253611 PMAQI
7th Sep 20253412 AMAQI
7th Sep 2025351 AMAQI
7th Sep 2025362 AMAQI
7th Sep 2025423 AMAQI
7th Sep 2025384 AMAQI
24°C23/25°C
7th Sep 2025385 AMAQI
7th Sep 2025406 AMAQI
7th Sep 2025387 AMAQI
7th Sep 2025388 AMAQI
7th Sep 2025269 AMAQI
7th Sep 20255210 AMAQI
7th Sep 20253711 AMAQI
7th Sep 20255112 PMAQI
7th Sep 2025481 PMAQI
7th Sep 2025512 PMAQI
7th Sep 2025473 PMAQI
7th Sep 2025444 PMAQI
7th Sep 2025505 PMAQI
7th Sep 2025526 PMAQI
7th Sep 2025467 PMAQI
7th Sep 2025528 PMAQI
7th Sep 2025309 PMAQI
7th Sep 20253510 PMAQI
7th Sep 20254011 PMAQI
8th Sep 20253112 AMAQI
8th Sep 2025321 AMAQI
8th Sep 2025322 AMAQI
8th Sep 2025333 AMAQI
8th Sep 2025344 AMAQI
26°C23/31°C
8th Sep 2025345 AMAQI
8th Sep 2025356 AMAQI
8th Sep 2025337 AMAQI
8th Sep 2025258 AMAQI
8th Sep 2025319 AMAQI
8th Sep 20251910 AMAQI
8th Sep 20252911 AMAQI
8th Sep 20254012 PMAQI
8th Sep 2025331 PMAQI
8th Sep 2025312 PMAQI
8th Sep 2025263 PMAQI
8th Sep 2025264 PMAQI
8th Sep 2025275 PMAQI
8th Sep 2025286 PMAQI
8th Sep 2025477 PMAQI
8th Sep 2025568 PMAQI
8th Sep 2025479 PMAQI
8th Sep 20253810 PMAQI
8th Sep 20253811 PMAQI
9th Sep 20252812 AMAQI
9th Sep 2025401 AMAQI
9th Sep 2025342 AMAQI
9th Sep 2025343 AMAQI
9th Sep 2025344 AMAQI
27°C24/31°C
9th Sep 2025335 AMAQI
9th Sep 2025326 AMAQI
9th Sep 2025327 AMAQI
9th Sep 2025368 AMAQI
9th Sep 2025459 AMAQI
9th Sep 20252810 AMAQI
9th Sep 20254611 AMAQI
9th Sep 20254412 PMAQI
9th Sep 2025221 PMAQI
9th Sep 2025282 PMAQI
9th Sep 2025273 PMAQI
9th Sep 2025334 PMAQI
9th Sep 2025305 PMAQI
9th Sep 2025316 PMAQI
9th Sep 2025447 PMAQI
9th Sep 2025538 PMAQI
9th Sep 2025549 PMAQI
9th Sep 20255210 PMAQI
9th Sep 20253011 PMAQI
10th Sep 20253712 AMAQI
10th Sep 2025421 AMAQI
10th Sep 2025412 AMAQI
10th Sep 2025393 AMAQI
10th Sep 2025344 AMAQI
27°C23/32°C
10th Sep 2025345 AMAQI
10th Sep 2025356 AMAQI
10th Sep 2025347 AMAQI
10th Sep 2025228 AMAQI
10th Sep 2025269 AMAQI
10th Sep 20255210 AMAQI
10th Sep 20254811 AMAQI
10th Sep 20255212 PMAQI
10th Sep 2025511 PMAQI
10th Sep 2025492 PMAQI
10th Sep 2025343 PMAQI
10th Sep 2025264 PMAQI
10th Sep 2025445 PMAQI
10th Sep 2025526 PMAQI
10th Sep 2025487 PMAQI
10th Sep 2025428 PMAQI
10th Sep 2025529 PMAQI
10th Sep 20255410 PMAQI
10th Sep 20254011 PMAQI
11th Sep 20253812 AMAQI
11th Sep 2025461 AMAQI
11th Sep 2025352 AMAQI
11th Sep 2025353 AMAQI
11th Sep 2025364 AMAQI
25°C23/30°C
11th Sep 2025355 AMAQI
11th Sep 2025356 AMAQI
11th Sep 2025347 AMAQI
11th Sep 2025578 AMAQI
11th Sep 2025449 AMAQI
11th Sep 20253210 AMAQI
11th Sep 20253211 AMAQI
11th Sep 20252812 PMAQI
11th Sep 2025361 PMAQI
11th Sep 2025362 PMAQI
11th Sep 2025333 PMAQI
11th Sep 2025304 PMAQI
11th Sep 2025375 PMAQI
11th Sep 2025336 PMAQI
11th Sep 2025407 PMAQI
11th Sep 2025368 PMAQI
11th Sep 2025339 PMAQI
11th Sep 20253110 PMAQI
11th Sep 20254211 PMAQI
12th Sep 20253712 AMAQI
12th Sep 2025541 AMAQI
12th Sep 2025532 AMAQI
12th Sep 2025493 AMAQI
12th Sep 2025454 AMAQI
26°C23/30°C
12th Sep 2025525 AMAQI
12th Sep 2025556 AMAQI
12th Sep 2025447 AMAQI
12th Sep 2025548 AMAQI
12th Sep 2025519 AMAQI
12th Sep 20255910 AMAQI
12th Sep 20255911 AMAQI
12th Sep 20255912 PMAQI
12th Sep 2025621 PMAQI
12th Sep 2025592 PMAQI
12th Sep 2025613 PMAQI
12th Sep 2025544 PMAQI
12th Sep 2025475 PMAQI
12th Sep 2025486 PMAQI
12th Sep 2025447 PMAQI
12th Sep 2025428 PMAQI
12th Sep 2025469 PMAQI
12th Sep 20253810 PMAQI
12th Sep 20253711 PMAQI
13th Sep 20253812 AMAQI
13th Sep 2025381 AMAQI
13th Sep 2025372 AMAQI
13th Sep 2025363 AMAQI
13th Sep 2025364 AMAQI
26°C23/32°C
13th Sep 2025365 AMAQI
13th Sep 2025376 AMAQI
13th Sep 2025357 AMAQI
13th Sep 2025448 AMAQI
13th Sep 2025409 AMAQI
13th Sep 20253610 AMAQI
13th Sep 20253711 AMAQI
13th Sep 20254812 PMAQI
13th Sep 2025421 PMAQI
13th Sep 2025432 PMAQI
13th Sep 2025393 PMAQI
13th Sep 2025324 PMAQI
13th Sep 2025485 PMAQI
13th Sep 2025456 PMAQI
13th Sep 2025547 PMAQI
13th Sep 2025568 PMAQI
13th Sep 2025549 PMAQI
13th Sep 20255610 PMAQI
13th Sep 20254611 PMAQI
14th Sep 20254612 AMAQI
14th Sep 2025381 AMAQI
14th Sep 2025412 AMAQI
14th Sep 2025483 AMAQI
14th Sep 2025424 AMAQI
27°C24/33°C
14th Sep 2025535 AMAQI
14th Sep 2025516 AMAQI
14th Sep 2025507 AMAQI
14th Sep 2025458 AMAQI
14th Sep 2025529 AMAQI
14th Sep 20254810 AMAQI
14th Sep 20255411 AMAQI
14th Sep 20255112 PMAQI
14th Sep 2025541 PMAQI
14th Sep 2025562 PMAQI
14th Sep 2025393 PMAQI
14th Sep 2025464 PMAQI
14th Sep 2025305 PMAQI
14th Sep 2025306 PMAQI
14th Sep 2025347 PMAQI
14th Sep 2025328 PMAQI
14th Sep 2025419 PMAQI
14th Sep 20253610 PMAQI
14th Sep 20253211 PMAQI
15th Sep 20254012 AMAQI
15th Sep 2025401 AMAQI
15th Sep 2025402 AMAQI
15th Sep 2025333 AMAQI
15th Sep 2025324 AMAQI
26°C24/28°C
15th Sep 2025345 AMAQI
15th Sep 2025396 AMAQI
15th Sep 2025347 AMAQI
15th Sep 2025398 AMAQI
15th Sep 2025509 AMAQI
15th Sep 20255110 AMAQI
15th Sep 20254611 AMAQI
15th Sep 20253712 PMAQI
15th Sep 2025391 PMAQI
15th Sep 2025422 PMAQI
15th Sep 2025513 PMAQI
15th Sep 2025504 PMAQI
15th Sep 2025425 PMAQI
15th Sep 2025486 PMAQI
15th Sep 2025507 PMAQI
15th Sep 2025428 PMAQI
15th Sep 2025409 PMAQI
15th Sep 20254710 PMAQI
15th Sep 20254911 PMAQI
16th Sep 20253312 AMAQI
16th Sep 2025431 AMAQI
16th Sep 2025402 AMAQI
16th Sep 2025403 AMAQI
16th Sep 2025404 AMAQI
27°C25/31°C
16th Sep 2025455 AMAQI
16th Sep 2025406 AMAQI
16th Sep 2025357 AMAQI
16th Sep 2025458 AMAQI
16th Sep 2025439 AMAQI
16th Sep 20254110 AMAQI
16th Sep 20254411 AMAQI
16th Sep 20254812 PMAQI
16th Sep 2025381 PMAQI
16th Sep 2025472 PMAQI
16th Sep 2025543 PMAQI
16th Sep 2025524 PMAQI
16th Sep 2025595 PMAQI
16th Sep 2025446 PMAQI
16th Sep 2025547 PMAQI
16th Sep 2025388 PMAQI
16th Sep 2025449 PMAQI
16th Sep 20253510 PMAQI
16th Sep 20253611 PMAQI
17th Sep 20254312 AMAQI
17th Sep 2025361 AMAQI
17th Sep 2025342 AMAQI
17th Sep 2025343 AMAQI
17th Sep 2025404 AMAQI
26°C24/30°C
17th Sep 2025435 AMAQI
17th Sep 2025406 AMAQI
17th Sep 2025347 AMAQI
17th Sep 2025388 AMAQI
17th Sep 2025349 AMAQI
17th Sep 20255410 AMAQI
17th Sep 20253511 AMAQI
17th Sep 20253512 PMAQI
17th Sep 2025541 PMAQI
17th Sep 2025402 PMAQI
17th Sep 2025483 PMAQI
17th Sep 2025514 PMAQI
17th Sep 2025465 PMAQI
17th Sep 2025506 PMAQI
17th Sep 2025467 PMAQI
17th Sep 2025448 PMAQI
17th Sep 2025409 PMAQI
17th Sep 20254610 PMAQI
17th Sep 20254911 PMAQI
18th Sep 20254612 AMAQI
18th Sep 2025441 AMAQI
18th Sep 2025462 AMAQI
18th Sep 2025463 AMAQI
18th Sep 2025424 AMAQI
25°C24/29°C
18th Sep 2025435 AMAQI
18th Sep 2025426 AMAQI
18th Sep 2025447 AMAQI
18th Sep 2025498 AMAQI
18th Sep 2025529 AMAQI
18th Sep 20255310 AMAQI
18th Sep 20255011 AMAQI
18th Sep 20255212 PMAQI
18th Sep 2025501 PMAQI
18th Sep 2025442 PMAQI
18th Sep 2025343 PMAQI
18th Sep 2025314 PMAQI
18th Sep 2025295 PMAQI
18th Sep 2025376 PMAQI
18th Sep 2025397 PMAQI
18th Sep 2025498 PMAQI
18th Sep 2025399 PMAQI
18th Sep 20253410 PMAQI
18th Sep 20253811 PMAQI
19th Sep 20254812 AMAQI
19th Sep 2025441 AMAQI
19th Sep 2025452 AMAQI
19th Sep 2025483 AMAQI
19th Sep 2025424 AMAQI
27°C24/31°C
19th Sep 2025425 AMAQI
19th Sep 2025426 AMAQI
19th Sep 2025427 AMAQI
19th Sep 2025478 AMAQI
19th Sep 2025489 AMAQI
19th Sep 20254510 AMAQI
19th Sep 20254611 AMAQI
19th Sep 20255012 PMAQI
19th Sep 2025401 PMAQI
19th Sep 2025332 PMAQI
19th Sep 2025333 PMAQI
19th Sep 2025374 PMAQI
19th Sep 2025315 PMAQI
19th Sep 2025316 PMAQI
19th Sep 2025327 PMAQI
19th Sep 2025308 PMAQI
19th Sep 2025289 PMAQI
19th Sep 20253010 PMAQI
19th Sep 20253211 PMAQI
20th Sep 20254812 AMAQI
20th Sep 2025531 AMAQI
20th Sep 2025432 AMAQI
20th Sep 2025423 AMAQI
20th Sep 2025424 AMAQI
27°C24/31°C
20th Sep 2025455 AMAQI
20th Sep 2025406 AMAQI
20th Sep 2025397 AMAQI
20th Sep 2025348 AMAQI
20th Sep 2025389 AMAQI
20th Sep 20254610 AMAQI
20th Sep 20253911 AMAQI
20th Sep 20253212 PMAQI
20th Sep 2025241 PMAQI
20th Sep 2025212 PMAQI
20th Sep 2025223 PMAQI
20th Sep 2025194 PMAQI
20th Sep 2025255 PMAQI
20th Sep 2025396 PMAQI
20th Sep 2025437 PMAQI
20th Sep 2025468 PMAQI
20th Sep 2025549 PMAQI
20th Sep 20255510 PMAQI
20th Sep 20255511 PMAQI
21st Sep 20254712 AMAQI
21st Sep 2025421 AMAQI
21st Sep 2025402 AMAQI
21st Sep 2025423 AMAQI
21st Sep 2025444 AMAQI
26°C24/29°C
21st Sep 2025435 AMAQI
21st Sep 2025426 AMAQI
21st Sep 2025417 AMAQI
21st Sep 2025428 AMAQI
21st Sep 2025389 AMAQI
21st Sep 20254710 AMAQI
21st Sep 20254411 AMAQI
21st Sep 20253112 PMAQI
21st Sep 2025281 PMAQI
21st Sep 2025252 PMAQI
21st Sep 2025223 PMAQI
21st Sep 2025194 PMAQI
21st Sep 2025175 PMAQI
21st Sep 2025166 PMAQI
21st Sep 2025177 PMAQI
21st Sep 2025208 PMAQI
21st Sep 2025269 PMAQI
21st Sep 20252410 PMAQI
21st Sep 20252211 PMAQI
22nd Sep 20252212 AMAQI
22nd Sep 2025261 AMAQI
22nd Sep 2025442 AMAQI
22nd Sep 2025453 AMAQI
22nd Sep 2025444 AMAQI
26°C23/31°C
22nd Sep 2025425 AMAQI
22nd Sep 2025426 AMAQI
22nd Sep 2025437 AMAQI
22nd Sep 2025228 AMAQI
22nd Sep 2025199 AMAQI
22nd Sep 20252110 AMAQI
22nd Sep 20252011 AMAQI
22nd Sep 20252012 PMAQI
22nd Sep 2025181 PMAQI
22nd Sep 2025182 PMAQI
22nd Sep 2025203 PMAQI
22nd Sep 2025204 PMAQI
22nd Sep 2025215 PMAQI
22nd Sep 2025206 PMAQI
22nd Sep 2025217 PMAQI
22nd Sep 2025208 PMAQI
22nd Sep 2025189 PMAQI
22nd Sep 20251610 PMAQI
22nd Sep 20251711 PMAQI
23rd Sep 20251612 AMAQI
23rd Sep 2025231 AMAQI
23rd Sep 2025462 AMAQI
23rd Sep 2025433 AMAQI
23rd Sep 2025394 AMAQI
25°C24/27°C
23rd Sep 2025385 AMAQI
23rd Sep 2025386 AMAQI
23rd Sep 2025387 AMAQI
23rd Sep 2025248 AMAQI
23rd Sep 2025209 AMAQI
23rd Sep 20251810 AMAQI
23rd Sep 20251811 AMAQI
23rd Sep 20251812 PMAQI
23rd Sep 2025181 PMAQI
23rd Sep 2025182 PMAQI
23rd Sep 2025193 PMAQI
23rd Sep 2025184 PMAQI
23rd Sep 2025215 PMAQI
23rd Sep 2025216 PMAQI
23rd Sep 2025207 PMAQI
23rd Sep 2025228 PMAQI
23rd Sep 2025249 PMAQI
23rd Sep 20252210 PMAQI
23rd Sep 20252311 PMAQI
24th Sep 20252312 AMAQI
24th Sep 2025301 AMAQI
24th Sep 2025402 AMAQI
24th Sep 2025423 AMAQI
24th Sep 2025414 AMAQI
26°C25/27°C
24th Sep 2025425 AMAQI
24th Sep 2025426 AMAQI
24th Sep 2025427 AMAQI
24th Sep 2025408 AMAQI
24th Sep 2025379 AMAQI
24th Sep 20253610 AMAQI
24th Sep 20253511 AMAQI
24th Sep 20253612 PMAQI
24th Sep 2025331 PMAQI
24th Sep 2025312 PMAQI
24th Sep 2025303 PMAQI
24th Sep 2025314 PMAQI
24th Sep 2025335 PMAQI
24th Sep 2025396 PMAQI
24th Sep 2025437 PMAQI
24th Sep 2025438 PMAQI
24th Sep 2025379 PMAQI
24th Sep 20253610 PMAQI
24th Sep 20253611 PMAQI
25th Sep 20253812 AMAQI
25th Sep 2025391 AMAQI
25th Sep 2025412 AMAQI
25th Sep 2025423 AMAQI
25th Sep 2025424 AMAQI
26°C23/29°C
25th Sep 2025435 AMAQI
25th Sep 2025426 AMAQI
25th Sep 2025427 AMAQI
25th Sep 2025478 AMAQI
25th Sep 2025439 AMAQI
25th Sep 20255310 AMAQI
25th Sep 20255111 AMAQI
25th Sep 20255612 PMAQI
25th Sep 2025601 PMAQI
25th Sep 2025672 PMAQI
25th Sep 2025573 PMAQI
25th Sep 2025544 PMAQI
25th Sep 2025455 PMAQI
25th Sep 2025486 PMAQI
25th Sep 2025457 PMAQI
25th Sep 2025598 PMAQI
25th Sep 2025909 PMAQI
25th Sep 202511010 PMAQI
25th Sep 202512211 PMAQI
26th Sep 202515312 AMAQI
26th Sep 20251541 AMAQI
26th Sep 20251512 AMAQI
26th Sep 20251543 AMAQI
26th Sep 20251354 AMAQI
26°C23/31°C
26th Sep 20251465 AMAQI
26th Sep 20251406 AMAQI
26th Sep 20251117 AMAQI
26th Sep 20251148 AMAQI
26th Sep 20251029 AMAQI
26th Sep 20257510 AMAQI
26th Sep 20255111 AMAQI
26th Sep 20253412 PMAQI
26th Sep 2025251 PMAQI
26th Sep 2025262 PMAQI
26th Sep 2025273 PMAQI
26th Sep 2025324 PMAQI
26th Sep 2025325 PMAQI
26th Sep 2025326 PMAQI
26th Sep 2025287 PMAQI
26th Sep 2025258 PMAQI
26th Sep 2025259 PMAQI
26th Sep 20252410 PMAQI
26th Sep 20252111 PMAQI
27th Sep 20252112 AMAQI
27th Sep 2025371 AMAQI
27th Sep 2025532 AMAQI
27th Sep 2025503 AMAQI
27th Sep 2025574 AMAQI
26°C24/29°C
27th Sep 2025595 AMAQI
5 AM27th Sep 2025606 AMAQI
11 AM
6 PM
11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 6 AM
48AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
3 PM - 5 PM
37AQI
3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 6 AM (Avg. 48), while the lowest AQI was between 3 PM to 5 PM (Avg. 37).
Night time
Avg. Highest Time
1 AM - 4 AM
48AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 PM
42AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 4 AM (Avg. 48), while the lowest AQI was between 7 PM to 7 PM (Avg. 42).
2025 Days Vs Air Quality
San Isidro, San Simon, Central Luzon, Philippines
2025
58%
69
43%
51
Total number of days with different AQI categories in last 270 days in 2025 (95 days remaining)
Good
69 DaysModerate
51 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 58%
Health Risk Level:
Considerable
In 2025, 58% of 270 days were within WHO’s safe air quality limits, and 42% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
San Isidro, San Simon, Central Luzon, Philippines
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
2nd January 2025
3rd January 2025
4th January 2025
5th January 2025
6th January 2025
7th January 2025
8th January 2025
9th January 2025
10th January 2025
11th January 2025
12th January 2025
13th January 2025
14th January 2025
15th January 2025
16th January 2025
17th January 2025
18th January 2025
19th January 2025
20th January 2025
21st January 2025
22nd January 2025
23rd January 2025
24th January 2025
25th January 2025
26th January 2025
27th January 2025
28th January 2025
29th January 2025
30th January 2025
31st January 2025
1st February 2025
2nd February 2025
3rd February 2025
4th February 2025
5th February 2025
6th February 2025
7th February 2025
8th February 2025
9th February 2025
10th February 2025
11th February 2025
12th February 2025
13th February 2025
14th February 2025
15th February 2025
16th February 2025
17th February 2025
18th February 2025
19th February 2025
20th February 2025
21st February 2025
22nd February 2025
23rd February 2025
24th February 2025
25th February 2025
26th February 2025
27th February 2025
28th February 2025
1st March 2025
2nd March 2025
3rd March 2025
4th March 2025
5th March 2025
6th March 2025
7th March 2025
8th March 2025
9th March 2025
10th March 2025
11th March 2025
12th March 2025
13th March 2025
14th March 2025
15th March 2025
16th March 2025
17th March 2025
18th March 2025
19th March 2025
20th March 2025
21st March 2025
22nd March 2025
23rd March 2025
24th March 2025
25th March 2025
26th March 2025
27th March 2025
28th March 2025
29th March 2025
30th March 2025
31st March 2025
1st April 2025
2nd April 2025
3rd April 2025
4th April 2025
5th April 2025
6th April 2025
7th April 2025
8th April 2025
9th April 2025
10th April 2025
11th April 2025
12th April 2025
13th April 2025
14th April 2025
15th April 2025
16th April 2025
17th April 2025
18th April 2025
19th April 2025
20th April 2025
21st April 2025
22nd April 2025
23rd April 2025
24th April 2025
25th April 2025
26th April 2025
27th April 2025
28th April 2025
29th April 2025
30th April 2025
1st May 2025
2nd May 2025
3rd May 2025
4th May 2025
5th May 2025
6th May 2025
7th May 2025
8th May 2025
9th May 2025
10th May 2025
11th May 2025
12th May 2025
13th May 2025
14th May 2025
15th May 2025
16th May 2025
17th May 2025
18th May 2025
19th May 2025
20th May 2025
21st May 2025
22nd May 2025
23rd May 2025
24th May 2025
25th May 2025
26th May 2025
27th May 2025
28th May 2025
29th May 2025
57AQI
57AQI
30th May 2025
58AQI
58AQI
31st May 2025
78AQI
78AQI
1st June 2025
58AQI
58AQI
2nd June 2025
58AQI
58AQI
3rd June 2025
62AQI
62AQI
4th June 2025
64AQI
64AQI
5th June 2025
66AQI
66AQI
6th June 2025
69AQI
69AQI
7th June 2025
72AQI
72AQI
8th June 2025
62AQI
62AQI
9th June 2025
61AQI
61AQI
10th June 2025
64AQI
64AQI
11th June 2025
61AQI
61AQI
12th June 2025
67AQI
67AQI
13th June 2025
70AQI
70AQI
14th June 2025
68AQI
68AQI
15th June 2025
67AQI
67AQI
16th June 2025
68AQI
68AQI
17th June 2025
71AQI
71AQI
18th June 2025
65AQI
65AQI
19th June 2025
68AQI
68AQI
20th June 2025
65AQI
65AQI
21st June 2025
60AQI
60AQI
22nd June 2025
57AQI
57AQI
23rd June 2025
57AQI
57AQI
24th June 2025
52AQI
52AQI
25th June 2025
52AQI
52AQI
26th June 2025
50AQI
50AQI
27th June 2025
43AQI
43AQI
28th June 2025
45AQI
45AQI
29th June 2025
48AQI
48AQI
30th June 2025
51AQI
51AQI
1st July 2025
50AQI
50AQI
2nd July 2025
48AQI
48AQI
3rd July 2025
47AQI
47AQI
4th July 2025
50AQI
50AQI
5th July 2025
47AQI
47AQI
6th July 2025
47AQI
47AQI
7th July 2025
45AQI
45AQI
8th July 2025
48AQI
48AQI
9th July 2025
46AQI
46AQI
10th July 2025
47AQI
47AQI
11th July 2025
48AQI
48AQI
12th July 2025
46AQI
46AQI
13th July 2025
51AQI
51AQI
14th July 2025
51AQI
51AQI
15th July 2025
51AQI
51AQI
16th July 2025
50AQI
50AQI
17th July 2025
53AQI
53AQI
18th July 2025
49AQI
49AQI
19th July 2025
48AQI
48AQI
20th July 2025
50AQI
50AQI
21st July 2025
50AQI
50AQI
22nd July 2025
45AQI
45AQI
23rd July 2025
49AQI
49AQI
24th July 2025
48AQI
48AQI
25th July 2025
46AQI
46AQI
26th July 2025
44AQI
44AQI
27th July 2025
48AQI
48AQI
28th July 2025
51AQI
51AQI
29th July 2025
51AQI
51AQI
30th July 2025
51AQI
51AQI
31st July 2025
54AQI
54AQI
1st August 2025
58AQI
58AQI
2nd August 2025
59AQI
59AQI
3rd August 2025
58AQI
58AQI
4th August 2025
55AQI
55AQI
5th August 2025
52AQI
52AQI
6th August 2025
52AQI
52AQI
7th August 2025
57AQI
57AQI
8th August 2025
55AQI
55AQI
9th August 2025
56AQI
56AQI
10th August 2025
56AQI
56AQI
11th August 2025
53AQI
53AQI
12th August 2025
44AQI
44AQI
13th August 2025
45AQI
45AQI
14th August 2025
43AQI
43AQI
15th August 2025
45AQI
45AQI
16th August 2025
39AQI
39AQI
17th August 2025
39AQI
39AQI
18th August 2025
42AQI
42AQI
19th August 2025
44AQI
44AQI
20th August 2025
49AQI
49AQI
21st August 2025
49AQI
49AQI
22nd August 2025
46AQI
46AQI
23rd August 2025
47AQI
47AQI
24th August 2025
46AQI
46AQI
25th August 2025
46AQI
46AQI
26th August 2025
47AQI
47AQI
27th August 2025
49AQI
49AQI
28th August 2025
53AQI
53AQI
29th August 2025
50AQI
50AQI
30th August 2025
47AQI
47AQI
31st August 2025
50AQI
50AQI
1st September 2025
50AQI
50AQI
2nd September 2025
46AQI
46AQI
3rd September 2025
48AQI
48AQI
4th September 2025
52AQI
52AQI
5th September 2025
42AQI
42AQI
6th September 2025
42AQI
42AQI
7th September 2025
41AQI
41AQI
8th September 2025
34AQI
34AQI
9th September 2025
35AQI
35AQI
10th September 2025
40AQI
40AQI
11th September 2025
35AQI
35AQI
12th September 2025
48AQI
48AQI
13th September 2025
42AQI
42AQI
14th September 2025
44AQI
44AQI
15th September 2025
42AQI
42AQI
16th September 2025
40AQI
40AQI
17th September 2025
43AQI
43AQI
18th September 2025
43AQI
43AQI
19th September 2025
41AQI
41AQI
20th September 2025
42AQI
42AQI
21st September 2025
35AQI
35AQI
22nd September 2025
26AQI
26AQI
23rd September 2025
24AQI
24AQI
24th September 2025
34AQI
34AQI
25th September 2025
51AQI
51AQI
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
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
64AQI
61AQI
49AQI
49AQI
41AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202551AQI
3
4
26
23
8
19
12
23
2
69
51
Highest AQI recorded in
May64AQI
Lowest AQI recorded in
September41AQI
Most & Least Polluted Years Over the Last 1 Years
Most Polluted Year Recorded
2025(Avg.)
51AQILeast Polluted Year Recorded
2025(Avg.)
51AQISan Isidro's annual 2025 AQI (51) shows an average percentage change of NaN% (improved AQI) compared to previous years: .
