Bethlehem, Pennsylvania, 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
Bethlehem, Pennsylvania, United States
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
5th Aug 2025
89AQILowest AQI recorded on
21st Aug 2025
14AQISame Day Analysis (8th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 35 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 7th Aug - 8th Aug 2026
Bethlehem, Pennsylvania, United States
AQI
Day
Night
.
5 AM7th Aug 2026
8 PM
4 AM8th Aug 2026
Day time
Avg. Highest Time
6PM7th Aug
52AQI
Avg. Lowest Time
8PM7th Aug
30AQI
Night time
Avg. Highest Time
5AM7th Aug
46AQI
Avg. Lowest Time
1AM8th Aug
25AQI
In the last 24 hours,
Bethlehem's AQI reached its highest point of 52 at 6 PM during the Day, while the lowest point, 25, was recorded at 1 AM during the Night between 7th Aug and 8th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Bethlehem, Pennsylvania, United States
JulAug
10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th
Day
Night
10th Jul 2026255 AMAQI
10th Jul 2026176 AMAQI
10th Jul 2026247 AMAQI
10th Jul 2026268 AMAQI
10th Jul 2026259 AMAQI
10th Jul 20263210 AMAQI
10th Jul 20262511 AMAQI
10th Jul 20262512 PMAQI
10th Jul 2026291 PMAQI
10th Jul 2026362 PMAQI
10th Jul 2026333 PMAQI
10th Jul 2026334 PMAQI
10th Jul 2026335 PMAQI
10th Jul 2026336 PMAQI
10th Jul 2026337 PMAQI
10th Jul 2026348 PMAQI
10th Jul 2026379 PMAQI
10th Jul 20263810 PMAQI
10th Jul 20264211 PMAQI
11th Jul 20264212 AMAQI
11th Jul 2026291 AMAQI
11th Jul 2026262 AMAQI
11th Jul 2026253 AMAQI
11th Jul 2026304 AMAQI
26°C21/33°C
11th Jul 2026295 AMAQI
11th Jul 2026286 AMAQI
11th Jul 2026247 AMAQI
11th Jul 2026338 AMAQI
11th Jul 2026259 AMAQI
11th Jul 20262810 AMAQI
11th Jul 20262111 AMAQI
11th Jul 20262812 PMAQI
11th Jul 2026321 PMAQI
11th Jul 2026332 PMAQI
11th Jul 2026323 PMAQI
11th Jul 2026294 PMAQI
11th Jul 2026245 PMAQI
11th Jul 2026226 PMAQI
11th Jul 2026207 PMAQI
11th Jul 2026238 PMAQI
11th Jul 2026179 PMAQI
11th Jul 20262110 PMAQI
11th Jul 20262111 PMAQI
12th Jul 20262412 AMAQI
12th Jul 2026211 AMAQI
12th Jul 2026212 AMAQI
12th Jul 2026263 AMAQI
12th Jul 2026304 AMAQI
25°C20/31°C
12th Jul 2026305 AMAQI
12th Jul 2026276 AMAQI
12th Jul 2026257 AMAQI
12th Jul 2026358 AMAQI
12th Jul 2026339 AMAQI
12th Jul 20263010 AMAQI
12th Jul 20262811 AMAQI
12th Jul 20262912 PMAQI
12th Jul 2026291 PMAQI
12th Jul 2026322 PMAQI
12th Jul 2026323 PMAQI
12th Jul 2026324 PMAQI
12th Jul 2026305 PMAQI
12th Jul 2026296 PMAQI
12th Jul 2026257 PMAQI
12th Jul 2026278 PMAQI
12th Jul 2026219 PMAQI
12th Jul 20262110 PMAQI
12th Jul 20262211 PMAQI
13th Jul 20261712 AMAQI
13th Jul 2026251 AMAQI
13th Jul 2026252 AMAQI
13th Jul 2026243 AMAQI
13th Jul 2026284 AMAQI
25°C19/32°C
13th Jul 2026285 AMAQI
13th Jul 2026286 AMAQI
13th Jul 2026287 AMAQI
13th Jul 2026308 AMAQI
13th Jul 2026349 AMAQI
13th Jul 20263110 AMAQI
13th Jul 20262611 AMAQI
13th Jul 20262912 PMAQI
13th Jul 2026251 PMAQI
13th Jul 2026252 PMAQI
13th Jul 2026263 PMAQI
13th Jul 2026284 PMAQI
13th Jul 2026275 PMAQI
13th Jul 2026286 PMAQI
13th Jul 2026307 PMAQI
13th Jul 2026288 PMAQI
13th Jul 2026329 PMAQI
13th Jul 20262610 PMAQI
13th Jul 20262511 PMAQI
14th Jul 20262512 AMAQI
14th Jul 2026251 AMAQI
14th Jul 2026202 AMAQI
14th Jul 2026233 AMAQI
14th Jul 2026274 AMAQI
25°C18/32°C
14th Jul 2026285 AMAQI
14th Jul 2026276 AMAQI
14th Jul 2026327 AMAQI
14th Jul 2026298 AMAQI
14th Jul 2026309 AMAQI
14th Jul 20263010 AMAQI
14th Jul 20263011 AMAQI
14th Jul 20263812 PMAQI
14th Jul 2026341 PMAQI
14th Jul 2026342 PMAQI
14th Jul 2026303 PMAQI
14th Jul 2026324 PMAQI
14th Jul 2026285 PMAQI
14th Jul 2026316 PMAQI
14th Jul 2026327 PMAQI
14th Jul 2026328 PMAQI
14th Jul 2026349 PMAQI
14th Jul 20262610 PMAQI
14th Jul 20262611 PMAQI
15th Jul 20262212 AMAQI
15th Jul 2026221 AMAQI
15th Jul 2026292 AMAQI
15th Jul 2026343 AMAQI
15th Jul 2026314 AMAQI
28°C20/37°C
15th Jul 2026285 AMAQI
15th Jul 2026256 AMAQI
15th Jul 2026287 AMAQI
15th Jul 2026258 AMAQI
15th Jul 2026369 AMAQI
15th Jul 20263110 AMAQI
15th Jul 20263311 AMAQI
15th Jul 20262712 PMAQI
15th Jul 2026341 PMAQI
15th Jul 2026342 PMAQI
15th Jul 2026593 PMAQI
15th Jul 2026304 PMAQI
15th Jul 2026305 PMAQI
15th Jul 2026316 PMAQI
15th Jul 2026367 PMAQI
15th Jul 2026338 PMAQI
15th Jul 2026649 PMAQI
15th Jul 20263010 PMAQI
15th Jul 20263311 PMAQI
16th Jul 20264812 AMAQI
16th Jul 2026681 AMAQI
16th Jul 2026882 AMAQI
16th Jul 2026263 AMAQI
16th Jul 2026274 AMAQI
30°C22/40°C
16th Jul 2026595 AMAQI
16th Jul 2026586 AMAQI
16th Jul 2026567 AMAQI
16th Jul 2026608 AMAQI
16th Jul 2026609 AMAQI
16th Jul 20263010 AMAQI
16th Jul 20265811 AMAQI
16th Jul 20265612 PMAQI
16th Jul 2026581 PMAQI
16th Jul 2026302 PMAQI
16th Jul 2026443 PMAQI
16th Jul 2026644 PMAQI
16th Jul 2026285 PMAQI
16th Jul 2026316 PMAQI
16th Jul 2026287 PMAQI
16th Jul 2026288 PMAQI
16th Jul 2026309 PMAQI
16th Jul 20263010 PMAQI
16th Jul 20262811 PMAQI
17th Jul 202610112 AMAQI
17th Jul 20261301 AMAQI
17th Jul 20261282 AMAQI
17th Jul 2026253 AMAQI
17th Jul 2026274 AMAQI
28°C21/36°C
17th Jul 2026685 AMAQI
17th Jul 2026626 AMAQI
17th Jul 2026697 AMAQI
17th Jul 2026658 AMAQI
17th Jul 2026749 AMAQI
17th Jul 20267010 AMAQI
17th Jul 20267111 AMAQI
17th Jul 20267112 PMAQI
17th Jul 2026691 PMAQI
17th Jul 2026762 PMAQI
17th Jul 2026693 PMAQI
17th Jul 2026664 PMAQI
17th Jul 2026695 PMAQI
17th Jul 2026646 PMAQI
17th Jul 2026647 PMAQI
17th Jul 2026688 PMAQI
17th Jul 2026659 PMAQI
17th Jul 20267110 PMAQI
17th Jul 20266411 PMAQI
18th Jul 20266412 AMAQI
18th Jul 2026641 AMAQI
18th Jul 2026602 AMAQI
18th Jul 2026603 AMAQI
18th Jul 2026584 AMAQI
26°C18/34°C
18th Jul 2026665 AMAQI
18th Jul 2026566 AMAQI
18th Jul 2026687 AMAQI
18th Jul 2026678 AMAQI
18th Jul 2026609 AMAQI
18th Jul 20266410 AMAQI
18th Jul 20266311 AMAQI
18th Jul 20266712 PMAQI
18th Jul 2026651 PMAQI
18th Jul 2026742 PMAQI
18th Jul 2026763 PMAQI
18th Jul 2026784 PMAQI
18th Jul 2026725 PMAQI
18th Jul 2026586 PMAQI
18th Jul 2026627 PMAQI
18th Jul 2026638 PMAQI
18th Jul 2026559 PMAQI
18th Jul 20266210 PMAQI
18th Jul 20267111 PMAQI
19th Jul 20265812 AMAQI
19th Jul 2026601 AMAQI
19th Jul 2026512 AMAQI
19th Jul 2026553 AMAQI
19th Jul 2026524 AMAQI
24°C18/30°C
19th Jul 2026385 AMAQI
19th Jul 2026506 AMAQI
19th Jul 2026517 AMAQI
19th Jul 2026548 AMAQI
19th Jul 2026639 AMAQI
19th Jul 20266010 AMAQI
19th Jul 20265911 AMAQI
19th Jul 20265712 PMAQI
19th Jul 2026621 PMAQI
19th Jul 2026622 PMAQI
19th Jul 2026623 PMAQI
19th Jul 2026644 PMAQI
19th Jul 2026585 PMAQI
19th Jul 2026516 PMAQI
19th Jul 2026507 PMAQI
19th Jul 2026448 PMAQI
19th Jul 2026409 PMAQI
19th Jul 20264210 PMAQI
19th Jul 20265511 PMAQI
20th Jul 20265212 AMAQI
20th Jul 2026531 AMAQI
20th Jul 2026482 AMAQI
20th Jul 2026463 AMAQI
20th Jul 2026344 AMAQI
24°C19/29°C
20th Jul 2026465 AMAQI
20th Jul 2026486 AMAQI
20th Jul 2026387 AMAQI
20th Jul 2026428 AMAQI
20th Jul 2026359 AMAQI
20th Jul 20265210 AMAQI
20th Jul 20264111 AMAQI
20th Jul 20264012 PMAQI
20th Jul 2026321 PMAQI
20th Jul 2026382 PMAQI
20th Jul 2026213 PMAQI
20th Jul 2026224 PMAQI
20th Jul 2026385 PMAQI
20th Jul 2026466 PMAQI
20th Jul 2026447 PMAQI
20th Jul 2026508 PMAQI
20th Jul 2026539 PMAQI
20th Jul 20265210 PMAQI
21st Jul 20265712 AMAQI
21st Jul 2026571 AMAQI
21st Jul 2026552 AMAQI
21st Jul 2026523 AMAQI
21st Jul 2026564 AMAQI
22°C14/31°C
21st Jul 2026555 AMAQI
21st Jul 2026576 AMAQI
21st Jul 2026547 AMAQI
21st Jul 2026598 AMAQI
21st Jul 2026609 AMAQI
21st Jul 20265610 AMAQI
21st Jul 20265611 AMAQI
21st Jul 20265412 PMAQI
21st Jul 2026491 PMAQI
21st Jul 2026402 PMAQI
21st Jul 2026463 PMAQI
21st Jul 2026444 PMAQI
21st Jul 2026425 PMAQI
21st Jul 2026506 PMAQI
21st Jul 2026447 PMAQI
21st Jul 2026408 PMAQI
21st Jul 2026469 PMAQI
21st Jul 20264010 PMAQI
21st Jul 20264811 PMAQI
22nd Jul 20264812 AMAQI
22nd Jul 2026441 AMAQI
22nd Jul 2026482 AMAQI
22nd Jul 2026423 AMAQI
22nd Jul 2026424 AMAQI
25°C20/32°C
22nd Jul 2026425 AMAQI
22nd Jul 2026386 AMAQI
22nd Jul 2026747 AMAQI
22nd Jul 2026638 AMAQI
22nd Jul 2026249 AMAQI
22nd Jul 20264510 AMAQI
22nd Jul 20265611 AMAQI
22nd Jul 20262312 PMAQI
22nd Jul 2026381 PMAQI
22nd Jul 2026332 PMAQI
22nd Jul 2026213 PMAQI
22nd Jul 2026364 PMAQI
22nd Jul 2026275 PMAQI
22nd Jul 2026506 PMAQI
22nd Jul 2026387 PMAQI
22nd Jul 2026488 PMAQI
22nd Jul 2026369 PMAQI
22nd Jul 20264610 PMAQI
22nd Jul 20264211 PMAQI
23rd Jul 20262912 AMAQI
23rd Jul 2026541 AMAQI
23rd Jul 2026622 AMAQI
23rd Jul 2026643 AMAQI
23rd Jul 2026494 AMAQI
25°C20/31°C
23rd Jul 2026235 AMAQI
23rd Jul 2026386 AMAQI
23rd Jul 2026257 AMAQI
23rd Jul 2026258 AMAQI
23rd Jul 2026319 AMAQI
23rd Jul 20265810 AMAQI
23rd Jul 20263611 AMAQI
23rd Jul 20267112 PMAQI
23rd Jul 2026401 PMAQI
23rd Jul 2026442 PMAQI
23rd Jul 2026463 PMAQI
23rd Jul 2026584 PMAQI
23rd Jul 2026505 PMAQI
23rd Jul 2026426 PMAQI
23rd Jul 2026707 PMAQI
23rd Jul 2026318 PMAQI
23rd Jul 2026319 PMAQI
23rd Jul 20262710 PMAQI
23rd Jul 20264611 PMAQI
24th Jul 20264612 AMAQI
24th Jul 2026461 AMAQI
24th Jul 2026522 AMAQI
24th Jul 2026463 AMAQI
24th Jul 2026264 AMAQI
22°C15/29°C
24th Jul 2026425 AMAQI
24th Jul 2026296 AMAQI
24th Jul 2026387 AMAQI
24th Jul 2026288 AMAQI
24th Jul 2026569 AMAQI
24th Jul 20265210 AMAQI
24th Jul 20265611 AMAQI
24th Jul 20263312 PMAQI
24th Jul 2026251 PMAQI
24th Jul 2026292 PMAQI
24th Jul 2026423 PMAQI
24th Jul 2026274 PMAQI
24th Jul 2026385 PMAQI
24th Jul 2026296 PMAQI
24th Jul 2026297 PMAQI
24th Jul 2026388 PMAQI
24th Jul 2026339 PMAQI
24th Jul 20263310 PMAQI
24th Jul 20263311 PMAQI
25th Jul 20263312 AMAQI
25th Jul 2026251 AMAQI
25th Jul 2026232 AMAQI
25th Jul 2026293 AMAQI
25th Jul 2026294 AMAQI
22°C14/31°C
25th Jul 2026405 AMAQI
25th Jul 2026446 AMAQI
25th Jul 2026427 AMAQI
25th Jul 2026228 AMAQI
25th Jul 2026279 AMAQI
25th Jul 20262710 AMAQI
25th Jul 20263311 AMAQI
25th Jul 20263812 PMAQI
25th Jul 2026481 PMAQI
25th Jul 2026422 PMAQI
25th Jul 2026233 PMAQI
25th Jul 2026204 PMAQI
25th Jul 2026245 PMAQI
25th Jul 2026236 PMAQI
25th Jul 2026297 PMAQI
25th Jul 2026338 PMAQI
25th Jul 2026279 PMAQI
25th Jul 20262510 PMAQI
25th Jul 20263611 PMAQI
26th Jul 20262512 AMAQI
26th Jul 2026451 AMAQI
26th Jul 2026292 AMAQI
26th Jul 2026333 AMAQI
26th Jul 2026464 AMAQI
23°C15/31°C
26th Jul 2026405 AMAQI
26th Jul 2026406 AMAQI
26th Jul 2026427 AMAQI
26th Jul 2026428 AMAQI
26th Jul 2026449 AMAQI
26th Jul 20263810 AMAQI
26th Jul 20262611 AMAQI
26th Jul 20264012 PMAQI
26th Jul 2026321 PMAQI
26th Jul 2026292 PMAQI
26th Jul 2026403 PMAQI
26th Jul 2026344 PMAQI
26th Jul 2026365 PMAQI
26th Jul 2026426 PMAQI
26th Jul 2026427 PMAQI
26th Jul 2026298 PMAQI
26th Jul 2026349 PMAQI
26th Jul 20263310 PMAQI
26th Jul 20264011 PMAQI
27th Jul 20264212 AMAQI
27th Jul 2026441 AMAQI
27th Jul 2026402 AMAQI
27th Jul 2026403 AMAQI
27th Jul 2026444 AMAQI
24°C15/32°C
27th Jul 2026465 AMAQI
27th Jul 2026506 AMAQI
27th Jul 2026487 AMAQI
27th Jul 2026468 AMAQI
27th Jul 2026449 AMAQI
27th Jul 20264810 AMAQI
27th Jul 20265011 AMAQI
27th Jul 20264012 PMAQI
27th Jul 2026441 PMAQI
27th Jul 2026422 PMAQI
27th Jul 2026603 PMAQI
27th Jul 2026554 PMAQI
27th Jul 2026515 PMAQI
27th Jul 2026506 PMAQI
27th Jul 2026467 PMAQI
27th Jul 2026488 PMAQI
27th Jul 2026519 PMAQI
27th Jul 20265110 PMAQI
27th Jul 20265011 PMAQI
28th Jul 20265112 AMAQI
28th Jul 2026501 AMAQI
28th Jul 2026512 AMAQI
28th Jul 2026523 AMAQI
28th Jul 2026514 AMAQI
26°C19/34°C
28th Jul 2026485 AMAQI
28th Jul 2026516 AMAQI
28th Jul 2026527 AMAQI
28th Jul 2026528 AMAQI
28th Jul 2026529 AMAQI
28th Jul 20265210 AMAQI
28th Jul 20265311 AMAQI
28th Jul 20265012 PMAQI
28th Jul 2026531 PMAQI
28th Jul 2026512 PMAQI
28th Jul 2026463 PMAQI
28th Jul 2026544 PMAQI
28th Jul 2026565 PMAQI
28th Jul 2026526 PMAQI
28th Jul 2026517 PMAQI
28th Jul 2026548 PMAQI
28th Jul 2026539 PMAQI
28th Jul 20264210 PMAQI
28th Jul 20262511 PMAQI
29th Jul 20263812 AMAQI
29th Jul 2026511 AMAQI
29th Jul 2026482 AMAQI
29th Jul 2026423 AMAQI
29th Jul 2026424 AMAQI
22°C18/30°C
29th Jul 2026425 AMAQI
29th Jul 2026426 AMAQI
29th Jul 2026427 AMAQI
29th Jul 2026408 AMAQI
29th Jul 2026449 AMAQI
29th Jul 20264210 AMAQI
29th Jul 20263811 AMAQI
29th Jul 20264012 PMAQI
29th Jul 2026401 PMAQI
29th Jul 2026402 PMAQI
29th Jul 2026383 PMAQI
29th Jul 2026464 PMAQI
29th Jul 2026475 PMAQI
29th Jul 2026346 PMAQI
29th Jul 2026367 PMAQI
29th Jul 2026238 PMAQI
29th Jul 2026229 PMAQI
29th Jul 20262110 PMAQI
29th Jul 20264611 PMAQI
30th Jul 20262912 AMAQI
30th Jul 2026291 AMAQI
30th Jul 2026342 AMAQI
30th Jul 2026213 AMAQI
30th Jul 2026274 AMAQI
22°C18/27°C
30th Jul 2026255 AMAQI
30th Jul 2026246 AMAQI
30th Jul 2026297 AMAQI
30th Jul 2026268 AMAQI
30th Jul 2026299 AMAQI
30th Jul 20263310 AMAQI
30th Jul 20263811 AMAQI
30th Jul 20262512 PMAQI
30th Jul 2026201 PMAQI
30th Jul 202682 PMAQI
30th Jul 2026423 PMAQI
30th Jul 2026254 PMAQI
30th Jul 2026165 PMAQI
30th Jul 2026196 PMAQI
30th Jul 2026237 PMAQI
30th Jul 2026228 PMAQI
30th Jul 2026189 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20262111 PMAQI
31st Jul 20262512 AMAQI
31st Jul 2026201 AMAQI
31st Jul 2026272 AMAQI
31st Jul 2026243 AMAQI
31st Jul 2026254 AMAQI
22°C18/27°C
31st Jul 2026225 AMAQI
31st Jul 2026296 AMAQI
31st Jul 2026197 AMAQI
31st Jul 2026258 AMAQI
31st Jul 2026239 AMAQI
31st Jul 20263710 AMAQI
31st Jul 20263211 AMAQI
31st Jul 20263012 PMAQI
31st Jul 2026441 PMAQI
31st Jul 2026482 PMAQI
31st Jul 2026343 PMAQI
31st Jul 2026384 PMAQI
31st Jul 2026445 PMAQI
31st Jul 2026326 PMAQI
31st Jul 2026427 PMAQI
31st Jul 2026388 PMAQI
31st Jul 2026239 PMAQI
31st Jul 20263810 PMAQI
31st Jul 20264211 PMAQI
1st Aug 20264412 AMAQI
1st Aug 2026441 AMAQI
1st Aug 2026442 AMAQI
1st Aug 2026463 AMAQI
1st Aug 2026464 AMAQI
24°C18/31°C
1st Aug 2026445 AMAQI
1st Aug 2026466 AMAQI
1st Aug 2026467 AMAQI
1st Aug 2026448 AMAQI
1st Aug 2026449 AMAQI
1st Aug 20264210 AMAQI
1st Aug 20264411 AMAQI
1st Aug 20264212 PMAQI
1st Aug 2026561 PMAQI
1st Aug 2026532 PMAQI
1st Aug 2026483 PMAQI
1st Aug 2026464 PMAQI
1st Aug 2026405 PMAQI
1st Aug 2026386 PMAQI
1st Aug 2026367 PMAQI
1st Aug 2026348 PMAQI
1st Aug 2026429 PMAQI
1st Aug 20264210 PMAQI
1st Aug 20263811 PMAQI
2nd Aug 20264212 AMAQI
2nd Aug 2026521 AMAQI
2nd Aug 2026502 AMAQI
2nd Aug 2026513 AMAQI
2nd Aug 2026444 AMAQI
25°C18/32°C
2nd Aug 2026425 AMAQI
2nd Aug 2026506 AMAQI
2nd Aug 2026467 AMAQI
2nd Aug 2026428 AMAQI
2nd Aug 2026469 AMAQI
2nd Aug 20262710 AMAQI
2nd Aug 20262511 AMAQI
2nd Aug 20263612 PMAQI
2nd Aug 2026341 PMAQI
2nd Aug 2026342 PMAQI
2nd Aug 2026503 PMAQI
2nd Aug 2026444 PMAQI
2nd Aug 2026405 PMAQI
2nd Aug 2026346 PMAQI
2nd Aug 2026427 PMAQI
2nd Aug 2026328 PMAQI
2nd Aug 2026449 PMAQI
2nd Aug 20264010 PMAQI
2nd Aug 20263811 PMAQI
3rd Aug 20263412 AMAQI
3rd Aug 2026401 AMAQI
3rd Aug 2026292 AMAQI
3rd Aug 2026443 AMAQI
3rd Aug 2026404 AMAQI
26°C23/32°C
3rd Aug 2026425 AMAQI
3rd Aug 2026406 AMAQI
3rd Aug 2026447 AMAQI
3rd Aug 2026388 AMAQI
3rd Aug 2026389 AMAQI
3rd Aug 20263410 AMAQI
3rd Aug 20263611 AMAQI
3rd Aug 20263612 PMAQI
3rd Aug 2026341 PMAQI
3rd Aug 2026402 PMAQI
3rd Aug 2026423 PMAQI
3rd Aug 2026424 PMAQI
3rd Aug 2026225 PMAQI
3rd Aug 2026406 PMAQI
3rd Aug 2026367 PMAQI
3rd Aug 2026448 PMAQI
3rd Aug 2026389 PMAQI
3rd Aug 20264710 PMAQI
3rd Aug 20263411 PMAQI
4th Aug 20262512 AMAQI
4th Aug 2026321 AMAQI
4th Aug 2026322 AMAQI
4th Aug 2026363 AMAQI
4th Aug 2026164 AMAQI
25°C21/31°C
4th Aug 2026215 AMAQI
4th Aug 2026256 AMAQI
4th Aug 2026267 AMAQI
4th Aug 2026238 AMAQI
4th Aug 2026249 AMAQI
4th Aug 20263210 AMAQI
4th Aug 20262411 AMAQI
4th Aug 20262812 PMAQI
4th Aug 2026241 PMAQI
4th Aug 2026462 PMAQI
4th Aug 2026463 PMAQI
4th Aug 2026364 PMAQI
4th Aug 2026345 PMAQI
4th Aug 2026336 PMAQI
4th Aug 2026367 PMAQI
4th Aug 2026228 PMAQI
4th Aug 2026229 PMAQI
4th Aug 20262510 PMAQI
4th Aug 20264011 PMAQI
5th Aug 20265212 AMAQI
5th Aug 2026381 AMAQI
5th Aug 2026342 AMAQI
5th Aug 2026263 AMAQI
5th Aug 2026304 AMAQI
23°C16/31°C
5th Aug 2026485 AMAQI
5th Aug 2026446 AMAQI
5th Aug 2026407 AMAQI
5th Aug 2026428 AMAQI
5th Aug 2026429 AMAQI
5th Aug 20264210 AMAQI
5th Aug 20264011 AMAQI
5th Aug 20262612 PMAQI
5th Aug 2026421 PMAQI
5th Aug 2026232 PMAQI
5th Aug 2026463 PMAQI
5th Aug 2026384 PMAQI
5th Aug 2026365 PMAQI
5th Aug 2026336 PMAQI
5th Aug 2026277 PMAQI
5th Aug 2026268 PMAQI
5th Aug 2026299 PMAQI
5th Aug 20262510 PMAQI
5th Aug 20262011 PMAQI
6th Aug 20262412 AMAQI
6th Aug 2026321 AMAQI
6th Aug 2026512 AMAQI
6th Aug 2026323 AMAQI
6th Aug 2026514 AMAQI
23°C19/29°C
6th Aug 2026495 AMAQI
6th Aug 2026426 AMAQI
6th Aug 2026447 AMAQI
6th Aug 2026448 AMAQI
6th Aug 2026449 AMAQI
6th Aug 20264610 AMAQI
6th Aug 20263811 AMAQI
6th Aug 20264212 PMAQI
6th Aug 2026401 PMAQI
6th Aug 2026532 PMAQI
6th Aug 2026463 PMAQI
6th Aug 2026464 PMAQI
6th Aug 2026525 PMAQI
6th Aug 2026446 PMAQI
6th Aug 2026517 PMAQI
6th Aug 2026488 PMAQI
6th Aug 2026509 PMAQI
6th Aug 20264810 PMAQI
6th Aug 20265211 PMAQI
7th Aug 20265212 AMAQI
7th Aug 2026521 AMAQI
7th Aug 2026482 AMAQI
7th Aug 2026463 AMAQI
7th Aug 2026484 AMAQI
27°C22/32°C
7th Aug 2026465 AMAQI
7th Aug 2026466 AMAQI
7th Aug 2026447 AMAQI
7th Aug 2026468 AMAQI
7th Aug 2026429 AMAQI
7th Aug 20264010 AMAQI
7th Aug 20263811 AMAQI
7th Aug 20263212 PMAQI
7th Aug 2026421 PMAQI
7th Aug 2026462 PMAQI
7th Aug 2026443 PMAQI
7th Aug 2026424 PMAQI
7th Aug 2026465 PMAQI
7th Aug 2026526 PMAQI
7th Aug 2026407 PMAQI
7th Aug 2026308 PMAQI
7th Aug 2026369 PMAQI
7th Aug 20264610 PMAQI
7th Aug 20262911 PMAQI
8th Aug 20262712 AMAQI
8th Aug 2026251 AMAQI
8th Aug 2026332 AMAQI
8th Aug 2026293 AMAQI
8th Aug 2026384 AMAQI
27°C22/34°C
8th Aug 2026245 AMAQI
5 AM8th Aug 2026256 AMAQI
8th Aug 2026257 AMAQI
8th Aug 2026388 AMAQI
8th Aug 2026339 AMAQI
8th Aug 20262510 AMAQI
8th Aug 20262911 AMAQI
8th Aug 20263312 PMAQI
12 PM8th Aug 2026381 PMAQI
8th Aug 2026302 PMAQI
8th Aug 2026383 PMAQI
8th Aug 2026484 PMAQI
8th Aug 2026465 PMAQI
8th Aug 2026406 PMAQI
8th Aug 2026507 PMAQI
8th Aug 2026388 PMAQI
8 PM8th Aug 2026429 PMAQI
8th Aug 20264210 PMAQI
8th Aug 20265111 PMAQI
12 AM
4 AM
25°C20/32°C
Day time
Avg. Highest Time
3 PM - 4 PM
43AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
8 PM
37AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 PM to 4 PM (Avg. 43), while the lowest AQI was between 8 PM to 8 PM (Avg. 37).
Night time
Avg. Highest Time
1 AM - 2 AM
43AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
3 AM - 10 PM
37AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 2 AM (Avg. 43), while the lowest AQI was between 3 AM to 10 PM (Avg. 37).
2026 Days Vs Air Quality
Bethlehem, Pennsylvania, United States
2026
91%
198
9%
19
Total number of days with different AQI categories in last 220 days in 2026 (145 days remaining)
Good
198 DaysModerate
19 DaysPoor
0 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2026, 91% of 220 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
Bethlehem, Pennsylvania, United States
AQI levels in 2026
AQI (US)
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 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
19AQI (US)
19AQI (US)
2nd January 2026
22AQI (US)
22AQI (US)
3rd January 2026
28AQI (US)
28AQI (US)
4th January 2026
42AQI (US)
42AQI (US)
5th January 2026
32AQI (US)
32AQI (US)
6th January 2026
67AQI (US)
67AQI (US)
7th January 2026
60AQI (US)
60AQI (US)
8th January 2026
22AQI (US)
22AQI (US)
9th January 2026
45AQI (US)
45AQI (US)
10th January 2026
32AQI (US)
32AQI (US)
11th January 2026
22AQI (US)
22AQI (US)
12th January 2026
17AQI (US)
17AQI (US)
13th January 2026
34AQI (US)
34AQI (US)
14th January 2026
45AQI (US)
45AQI (US)
15th January 2026
36AQI (US)
36AQI (US)
16th January 2026
18AQI (US)
18AQI (US)
17th January 2026
46AQI (US)
46AQI (US)
18th January 2026
92AQI (US)
92AQI (US)
19th January 2026
33AQI (US)
33AQI (US)
20th January 2026
25AQI (US)
25AQI (US)
21st January 2026
42AQI (US)
42AQI (US)
22nd January 2026
49AQI (US)
49AQI (US)
23rd January 2026
52AQI (US)
52AQI (US)
24th January 2026
48AQI (US)
48AQI (US)
25th January 2026
48AQI (US)
48AQI (US)
26th January 2026
47AQI (US)
47AQI (US)
27th January 2026
41AQI (US)
41AQI (US)
28th January 2026
47AQI (US)
47AQI (US)
29th January 2026
52AQI (US)
52AQI (US)
30th January 2026
57AQI (US)
57AQI (US)
31st January 2026
44AQI (US)
44AQI (US)
1st February 2026
45AQI (US)
45AQI (US)
2nd February 2026
48AQI (US)
48AQI (US)
3rd February 2026
47AQI (US)
47AQI (US)
4th February 2026
46AQI (US)
46AQI (US)
5th February 2026
45AQI (US)
45AQI (US)
6th February 2026
44AQI (US)
44AQI (US)
7th February 2026
39AQI (US)
39AQI (US)
8th February 2026
47AQI (US)
47AQI (US)
9th February 2026
47AQI (US)
47AQI (US)
10th February 2026
45AQI (US)
45AQI (US)
11th February 2026
41AQI (US)
41AQI (US)
12th February 2026
39AQI (US)
39AQI (US)
13th February 2026
47AQI (US)
47AQI (US)
14th February 2026
49AQI (US)
49AQI (US)
15th February 2026
46AQI (US)
46AQI (US)
16th February 2026
43AQI (US)
43AQI (US)
17th February 2026
58AQI (US)
58AQI (US)
18th February 2026
47AQI (US)
47AQI (US)
19th February 2026
42AQI (US)
42AQI (US)
20th February 2026
43AQI (US)
43AQI (US)
21st February 2026
43AQI (US)
43AQI (US)
22nd February 2026
43AQI (US)
43AQI (US)
23rd February 2026
38AQI (US)
38AQI (US)
24th February 2026
44AQI (US)
44AQI (US)
25th February 2026
44AQI (US)
44AQI (US)
26th February 2026
34AQI (US)
34AQI (US)
27th February 2026
33AQI (US)
33AQI (US)
28th February 2026
34AQI (US)
34AQI (US)
1st March 2026
38AQI (US)
38AQI (US)
2nd March 2026
55AQI (US)
55AQI (US)
3rd March 2026
46AQI (US)
46AQI (US)
4th March 2026
43AQI (US)
43AQI (US)
5th March 2026
39AQI (US)
39AQI (US)
6th March 2026
33AQI (US)
33AQI (US)
7th March 2026
36AQI (US)
36AQI (US)
8th March 2026
37AQI (US)
37AQI (US)
9th March 2026
36AQI (US)
36AQI (US)
10th March 2026
32AQI (US)
32AQI (US)
11th March 2026
40AQI (US)
40AQI (US)
12th March 2026
40AQI (US)
40AQI (US)
13th March 2026
38AQI (US)
38AQI (US)
14th March 2026
35AQI (US)
35AQI (US)
15th March 2026
34AQI (US)
34AQI (US)
16th March 2026
36AQI (US)
36AQI (US)
17th March 2026
34AQI (US)
34AQI (US)
18th March 2026
31AQI (US)
31AQI (US)
19th March 2026
34AQI (US)
34AQI (US)
20th March 2026
36AQI (US)
36AQI (US)
21st March 2026
35AQI (US)
35AQI (US)
22nd March 2026
34AQI (US)
34AQI (US)
23rd March 2026
40AQI (US)
40AQI (US)
24th March 2026
37AQI (US)
37AQI (US)
25th March 2026
32AQI (US)
32AQI (US)
26th March 2026
26AQI (US)
26AQI (US)
27th March 2026
30AQI (US)
30AQI (US)
28th March 2026
32AQI (US)
32AQI (US)
29th March 2026
27AQI (US)
27AQI (US)
30th March 2026
25AQI (US)
25AQI (US)
31st March 2026
25AQI (US)
25AQI (US)
1st April 2026
30AQI (US)
30AQI (US)
2nd April 2026
31AQI (US)
31AQI (US)
3rd April 2026
27AQI (US)
27AQI (US)
4th April 2026
31AQI (US)
31AQI (US)
5th April 2026
29AQI (US)
29AQI (US)
6th April 2026
30AQI (US)
30AQI (US)
7th April 2026
28AQI (US)
28AQI (US)
8th April 2026
39AQI (US)
39AQI (US)
9th April 2026
28AQI (US)
28AQI (US)
10th April 2026
31AQI (US)
31AQI (US)
11th April 2026
31AQI (US)
31AQI (US)
12th April 2026
25AQI (US)
25AQI (US)
13th April 2026
30AQI (US)
30AQI (US)
14th April 2026
32AQI (US)
32AQI (US)
15th April 2026
33AQI (US)
33AQI (US)
16th April 2026
29AQI (US)
29AQI (US)
17th April 2026
18th April 2026
30AQI (US)
30AQI (US)
19th April 2026
33AQI (US)
33AQI (US)
20th April 2026
29AQI (US)
29AQI (US)
21st April 2026
27AQI (US)
27AQI (US)
22nd April 2026
23rd April 2026
23AQI (US)
23AQI (US)
24th April 2026
25AQI (US)
25AQI (US)
25th April 2026
28AQI (US)
28AQI (US)
26th April 2026
33AQI (US)
33AQI (US)
27th April 2026
27AQI (US)
27AQI (US)
28th April 2026
25AQI (US)
25AQI (US)
29th April 2026
24AQI (US)
24AQI (US)
30th April 2026
27AQI (US)
27AQI (US)
1st May 2026
26AQI (US)
26AQI (US)
2nd May 2026
24AQI (US)
24AQI (US)
3rd May 2026
20AQI (US)
20AQI (US)
4th May 2026
33AQI (US)
33AQI (US)
5th May 2026
36AQI (US)
36AQI (US)
6th May 2026
30AQI (US)
30AQI (US)
7th May 2026
27AQI (US)
27AQI (US)
8th May 2026
29AQI (US)
29AQI (US)
9th May 2026
10th May 2026
30AQI (US)
30AQI (US)
11th May 2026
29AQI (US)
29AQI (US)
12th May 2026
31AQI (US)
31AQI (US)
13th May 2026
29AQI (US)
29AQI (US)
14th May 2026
26AQI (US)
26AQI (US)
15th May 2026
47AQI (US)
47AQI (US)
16th May 2026
53AQI (US)
53AQI (US)
17th May 2026
57AQI (US)
57AQI (US)
18th May 2026
57AQI (US)
57AQI (US)
19th May 2026
55AQI (US)
55AQI (US)
20th May 2026
51AQI (US)
51AQI (US)
21st May 2026
45AQI (US)
45AQI (US)
22nd May 2026
44AQI (US)
44AQI (US)
23rd May 2026
51AQI (US)
51AQI (US)
24th May 2026
48AQI (US)
48AQI (US)
25th May 2026
46AQI (US)
46AQI (US)
26th May 2026
29AQI (US)
29AQI (US)
27th May 2026
27AQI (US)
27AQI (US)
28th May 2026
22AQI (US)
22AQI (US)
29th May 2026
18AQI (US)
18AQI (US)
30th May 2026
18AQI (US)
18AQI (US)
31st May 2026
27AQI (US)
27AQI (US)
1st June 2026
27AQI (US)
27AQI (US)
2nd June 2026
24AQI (US)
24AQI (US)
3rd June 2026
19AQI (US)
19AQI (US)
4th June 2026
22AQI (US)
22AQI (US)
5th June 2026
28AQI (US)
28AQI (US)
6th June 2026
28AQI (US)
28AQI (US)
7th June 2026
20AQI (US)
20AQI (US)
8th June 2026
18AQI (US)
18AQI (US)
9th June 2026
29AQI (US)
29AQI (US)
10th June 2026
38AQI (US)
38AQI (US)
11th June 2026
27AQI (US)
27AQI (US)
12th June 2026
26AQI (US)
26AQI (US)
13th June 2026
21AQI (US)
21AQI (US)
14th June 2026
23AQI (US)
23AQI (US)
15th June 2026
24AQI (US)
24AQI (US)
16th June 2026
26AQI (US)
26AQI (US)
17th June 2026
25AQI (US)
25AQI (US)
18th June 2026
28AQI (US)
28AQI (US)
19th June 2026
22AQI (US)
22AQI (US)
20th June 2026
22AQI (US)
22AQI (US)
21st June 2026
19AQI (US)
19AQI (US)
22nd June 2026
25AQI (US)
25AQI (US)
23rd June 2026
18AQI (US)
18AQI (US)
24th June 2026
21AQI (US)
21AQI (US)
25th June 2026
25AQI (US)
25AQI (US)
26th June 2026
30AQI (US)
30AQI (US)
27th June 2026
30AQI (US)
30AQI (US)
28th June 2026
28AQI (US)
28AQI (US)
29th June 2026
25AQI (US)
25AQI (US)
30th June 2026
23AQI (US)
23AQI (US)
1st July 2026
28AQI (US)
28AQI (US)
2nd July 2026
52AQI (US)
52AQI (US)
3rd July 2026
45AQI (US)
45AQI (US)
4th July 2026
28AQI (US)
28AQI (US)
5th July 2026
27AQI (US)
27AQI (US)
6th July 2026
20AQI (US)
20AQI (US)
7th July 2026
16AQI (US)
16AQI (US)
8th July 2026
11AQI (US)
11AQI (US)
9th July 2026
18AQI (US)
18AQI (US)
10th July 2026
29AQI (US)
29AQI (US)
11th July 2026
27AQI (US)
27AQI (US)
12th July 2026
27AQI (US)
27AQI (US)
13th July 2026
27AQI (US)
27AQI (US)
14th July 2026
29AQI (US)
29AQI (US)
15th July 2026
33AQI (US)
33AQI (US)
16th July 2026
46AQI (US)
46AQI (US)
17th July 2026
71AQI (US)
71AQI (US)
18th July 2026
65AQI (US)
65AQI (US)
19th July 2026
54AQI (US)
54AQI (US)
20th July 2026
42AQI (US)
42AQI (US)
21st July 2026
51AQI (US)
51AQI (US)
22nd July 2026
42AQI (US)
42AQI (US)
23rd July 2026
44AQI (US)
44AQI (US)
24th July 2026
38AQI (US)
38AQI (US)
25th July 2026
31AQI (US)
31AQI (US)
26th July 2026
37AQI (US)
37AQI (US)
27th July 2026
47AQI (US)
47AQI (US)
28th July 2026
50AQI (US)
50AQI (US)
29th July 2026
39AQI (US)
39AQI (US)
30th July 2026
25AQI (US)
25AQI (US)
31st July 2026
32AQI (US)
32AQI (US)
1st August 2026
44AQI (US)
44AQI (US)
2nd August 2026
41AQI (US)
41AQI (US)
3rd August 2026
38AQI (US)
38AQI (US)
4th August 2026
30AQI (US)
30AQI (US)
5th August 2026
35AQI (US)
35AQI (US)
6th August 2026
45AQI (US)
45AQI (US)
7th August 2026
43AQI (US)
43AQI (US)
8th August 2026
35AQI (US)
35AQI (US)
9th August 2026
10th August 2026
11th August 2026
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
41AQI (US)
44AQI (US)
35AQI (US)
29AQI (US)
36AQI (US)
25AQI (US)
36AQI (US)
39AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202635AQI (US)
25
6
27
1
30
1
28
24
6
30
26
5
8
198
19
Highest AQI (US) recorded in
February44AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202534AQI (US)
25
6
26
2
30
1
29
1
31
20
10
25
6
22
9
29
1
30
1
25
5
22
9
314
51
Highest AQI (US) recorded in
June42AQI (US)
Lowest AQI (US) recorded in
May23AQI (US)
202433AQI (US)
26
5
23
6
30
1
29
1
31
30
29
2
25
6
30
29
2
30
27
4
339
27
Highest AQI (US) recorded in
February38AQI (US)
Lowest AQI (US) recorded in
November27AQI (US)
202340AQI (US)
25
6
20
8
29
2
26
4
24
7
15
10
1
3
1
21
9
1
28
3
28
2
30
1
25
4
24
7
295
63
2
3
1
Highest AQI (US) recorded in
June70AQI (US)
Lowest AQI (US) recorded in
October28AQI (US)
202238AQI (US)
16
12
18
4
24
6
24
27
3
27
23
2
2
29
1
26
5
23
7
21
8
2
260
48
2
Highest AQI (US) recorded in
December47AQI (US)
Lowest AQI (US) recorded in
September31AQI (US)
202140AQI (US)
21
5
19
3
13
3
22
2
23
8
27
3
17
12
1
29
2
27
3
30
1
21
9
19
12
268
63
1
Highest AQI (US) recorded in
July50AQI (US)
Lowest AQI (US) recorded in
September33AQI (US)
202036AQI (US)
10
20
18
30
29
2
30
1
27
2
1
31
22
6
21
8
2
238
19
3
Highest AQI (US) recorded in
December46AQI (US)
Lowest AQI (US) recorded in
May30AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2023(Avg.)
40AQI (US)Least Polluted Year Recorded
2024(Avg.)
33AQI (US)Bethlehem's annual 2026 AQI (US) (35) shows an average percentage change of -4.4% (improved AQI (US)) compared to previous years: 2020 (36), 2021 (40), 2022 (38), 2023 (40), 2024 (33), 2025 (34).
