Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Springfield Ag, Springfield, Illinois, 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

Springfield Ag, Springfield, Illinois, United States

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
1st Aug 2025
111AQI
Lowest AQI recorded on
28th Aug 2024
17AQI

Same Day Analysis (2nd August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 44 of Good air quality, showing improvement over 2025 on the same day.

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2026

Springfield Ag, Springfield, Illinois, United States

AQI
Day
Night
.

5 AM2nd Aug 2026

8 PM

4 AM3rd Aug 2026

Day time
Avg. Highest Time
6AM2nd Aug

48AQI

Avg. Lowest Time
11AM2nd Aug

42AQI

Night time
Avg. Highest Time
11PM2nd Aug

46AQI

Avg. Lowest Time
3AM3rd Aug

40AQI

In the last 24 hours,

Springfield Ag's AQI reached its highest point of 48 at 6 AM during the Day, while the lowest point, 40, was recorded at 3 AM during the Night between 2nd Aug and 3rd Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Springfield Ag, Springfield, Illinois, United States

JulAug
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 - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
5th Jul 2026645 AMAQI
5th Jul 2026496 AMAQI
5th Jul 2026487 AMAQI
5th Jul 2026478 AMAQI
5th Jul 2026489 AMAQI
5th Jul 20264810 AMAQI
5th Jul 20264211 AMAQI
5th Jul 20262812 PMAQI
5th Jul 2026281 PMAQI
5th Jul 2026262 PMAQI
5th Jul 2026263 PMAQI
5th Jul 2026284 PMAQI
5th Jul 2026275 PMAQI
5th Jul 2026266 PMAQI
5th Jul 2026187 PMAQI
5th Jul 2026388 PMAQI
5th Jul 2026289 PMAQI
5th Jul 20264210 PMAQI
5th Jul 20263211 PMAQI
6th Jul 20263612 AMAQI
6th Jul 2026521 AMAQI
6th Jul 2026282 AMAQI
6th Jul 2026473 AMAQI
6th Jul 2026714 AMAQI

25°C21/30°C

6th Jul 2026505 AMAQI
6th Jul 2026316 AMAQI
6th Jul 2026287 AMAQI
6th Jul 2026308 AMAQI
6th Jul 2026319 AMAQI
6th Jul 20263110 AMAQI
6th Jul 20263411 AMAQI
6th Jul 20264812 PMAQI
6th Jul 2026491 PMAQI
6th Jul 2026482 PMAQI
6th Jul 2026503 PMAQI
6th Jul 2026314 PMAQI
6th Jul 2026305 PMAQI
6th Jul 2026316 PMAQI
6th Jul 2026277 PMAQI
6th Jul 2026268 PMAQI
6th Jul 2026299 PMAQI
6th Jul 20262610 PMAQI
6th Jul 20262611 PMAQI
7th Jul 20262612 AMAQI
7th Jul 2026321 AMAQI
7th Jul 2026402 AMAQI
7th Jul 2026323 AMAQI
7th Jul 2026364 AMAQI

25°C20/30°C

7th Jul 2026385 AMAQI
7th Jul 2026306 AMAQI
7th Jul 2026317 AMAQI
7th Jul 2026308 AMAQI
7th Jul 2026329 AMAQI
7th Jul 20263410 AMAQI
7th Jul 20263411 AMAQI
7th Jul 20263212 PMAQI
7th Jul 2026311 PMAQI
7th Jul 2026302 PMAQI
7th Jul 2026323 PMAQI
7th Jul 2026324 PMAQI
7th Jul 2026505 PMAQI
7th Jul 2026326 PMAQI
7th Jul 2026307 PMAQI
7th Jul 2026308 PMAQI
7th Jul 2026299 PMAQI
7th Jul 20263810 PMAQI
7th Jul 20263811 PMAQI
8th Jul 20265412 AMAQI
8th Jul 2026501 AMAQI
8th Jul 2026422 AMAQI
8th Jul 2026483 AMAQI
8th Jul 2026304 AMAQI

26°C19/32°C

8th Jul 2026335 AMAQI
8th Jul 2026426 AMAQI
8th Jul 2026337 AMAQI
8th Jul 2026298 AMAQI
8th Jul 2026309 AMAQI
8th Jul 20264210 AMAQI
8th Jul 20263111 AMAQI
8th Jul 20263012 PMAQI
8th Jul 2026301 PMAQI
8th Jul 2026332 PMAQI
8th Jul 2026293 PMAQI
8th Jul 2026304 PMAQI
8th Jul 2026315 PMAQI
8th Jul 2026286 PMAQI
8th Jul 2026337 PMAQI
8th Jul 2026338 PMAQI
8th Jul 2026339 PMAQI
8th Jul 20263310 PMAQI
8th Jul 20263311 PMAQI
9th Jul 20265012 AMAQI
9th Jul 2026631 AMAQI
9th Jul 2026382 AMAQI
9th Jul 2026263 AMAQI
9th Jul 2026424 AMAQI

27°C20/36°C

9th Jul 2026385 AMAQI
9th Jul 2026386 AMAQI
9th Jul 2026337 AMAQI
9th Jul 2026308 AMAQI
9th Jul 2026359 AMAQI
9th Jul 20263010 AMAQI
9th Jul 20263411 AMAQI
9th Jul 20263412 PMAQI
9th Jul 2026321 PMAQI
9th Jul 2026282 PMAQI
9th Jul 2026323 PMAQI
9th Jul 2026424 PMAQI
9th Jul 2026385 PMAQI
9th Jul 2026386 PMAQI
9th Jul 2026317 PMAQI
9th Jul 2026338 PMAQI
9th Jul 2026429 PMAQI
9th Jul 20263810 PMAQI
9th Jul 20262811 PMAQI
10th Jul 20263412 AMAQI
10th Jul 2026281 AMAQI
10th Jul 2026332 AMAQI
10th Jul 2026323 AMAQI
10th Jul 2026324 AMAQI

27°C22/34°C

10th Jul 2026325 AMAQI
10th Jul 2026326 AMAQI
10th Jul 2026317 AMAQI
10th Jul 2026388 AMAQI
10th Jul 2026369 AMAQI
10th Jul 20263910 AMAQI
10th Jul 20264211 AMAQI
10th Jul 20264212 PMAQI
10th Jul 2026391 PMAQI
10th Jul 2026382 PMAQI
10th Jul 2026343 PMAQI
10th Jul 2026384 PMAQI
10th Jul 2026355 PMAQI
10th Jul 2026366 PMAQI
10th Jul 2026367 PMAQI
10th Jul 2026388 PMAQI
10th Jul 2026389 PMAQI
10th Jul 20263310 PMAQI
10th Jul 20262911 PMAQI
11th Jul 20262912 AMAQI
11th Jul 2026281 AMAQI
11th Jul 2026282 AMAQI
11th Jul 2026423 AMAQI
11th Jul 2026634 AMAQI

26°C20/35°C

11th Jul 2026485 AMAQI
11th Jul 2026296 AMAQI
11th Jul 2026367 AMAQI
11th Jul 2026348 AMAQI
11th Jul 2026369 AMAQI
11th Jul 20263210 AMAQI
11th Jul 20263411 AMAQI
11th Jul 20263612 PMAQI
11th Jul 2026331 PMAQI
11th Jul 2026302 PMAQI
11th Jul 2026343 PMAQI
11th Jul 2026374 PMAQI
11th Jul 2026365 PMAQI
11th Jul 2026346 PMAQI
11th Jul 2026327 PMAQI
11th Jul 2026328 PMAQI
11th Jul 2026289 PMAQI
11th Jul 20262610 PMAQI
11th Jul 20262411 PMAQI
12th Jul 20262612 AMAQI
12th Jul 2026331 AMAQI
12th Jul 2026282 AMAQI
12th Jul 2026303 AMAQI
12th Jul 2026444 AMAQI

24°C22/27°C

12th Jul 2026425 AMAQI
12th Jul 2026286 AMAQI
12th Jul 2026327 AMAQI
12th Jul 2026448 AMAQI
12th Jul 2026319 AMAQI
12th Jul 20263210 AMAQI
12th Jul 20263111 AMAQI
12th Jul 20263212 PMAQI
12th Jul 2026311 PMAQI
12th Jul 2026282 PMAQI
12th Jul 2026323 PMAQI
12th Jul 2026304 PMAQI
12th Jul 2026475 PMAQI
12th Jul 2026306 PMAQI
12th Jul 2026297 PMAQI
12th Jul 2026318 PMAQI
12th Jul 2026289 PMAQI
12th Jul 20262910 PMAQI
12th Jul 20262911 PMAQI
13th Jul 20262612 AMAQI
13th Jul 2026251 AMAQI
13th Jul 2026262 AMAQI
13th Jul 2026433 AMAQI
13th Jul 2026624 AMAQI

26°C19/34°C

13th Jul 2026485 AMAQI
13th Jul 2026336 AMAQI
13th Jul 2026357 AMAQI
13th Jul 2026348 AMAQI
13th Jul 2026349 AMAQI
13th Jul 20263510 AMAQI
13th Jul 20263411 AMAQI
13th Jul 20263212 PMAQI
13th Jul 2026331 PMAQI
13th Jul 2026282 PMAQI
13th Jul 2026343 PMAQI
13th Jul 2026344 PMAQI
13th Jul 2026345 PMAQI
13th Jul 2026286 PMAQI
13th Jul 2026367 PMAQI
13th Jul 2026348 PMAQI
13th Jul 2026269 PMAQI
13th Jul 20262610 PMAQI
13th Jul 20264611 PMAQI
14th Jul 20264212 AMAQI
14th Jul 2026261 AMAQI
14th Jul 2026262 AMAQI
14th Jul 2026523 AMAQI
14th Jul 2026634 AMAQI

26°C17/35°C

14th Jul 2026325 AMAQI
14th Jul 2026326 AMAQI
14th Jul 2026337 AMAQI
14th Jul 2026328 AMAQI
14th Jul 2026369 AMAQI
14th Jul 20264010 AMAQI
14th Jul 20263611 AMAQI
14th Jul 20263612 PMAQI
14th Jul 2026321 PMAQI
14th Jul 2026302 PMAQI
14th Jul 2026323 PMAQI
14th Jul 2026284 PMAQI
14th Jul 2026345 PMAQI
14th Jul 2026366 PMAQI
14th Jul 2026327 PMAQI
14th Jul 2026348 PMAQI
14th Jul 2026289 PMAQI
14th Jul 20262710 PMAQI
14th Jul 20262211 PMAQI
15th Jul 20262212 AMAQI
15th Jul 2026461 AMAQI
15th Jul 2026302 AMAQI
15th Jul 2026433 AMAQI
15th Jul 2026584 AMAQI

28°C19/37°C

15th Jul 2026665 AMAQI
15th Jul 2026336 AMAQI
15th Jul 2026287 AMAQI
15th Jul 2026328 AMAQI
15th Jul 2026399 AMAQI
15th Jul 20265010 AMAQI
15th Jul 20262811 AMAQI
15th Jul 20264212 PMAQI
15th Jul 2026351 PMAQI
15th Jul 2026312 PMAQI
15th Jul 2026423 PMAQI
15th Jul 2026344 PMAQI
15th Jul 2026325 PMAQI
15th Jul 2026326 PMAQI
15th Jul 2026317 PMAQI
15th Jul 2026338 PMAQI
15th Jul 2026299 PMAQI
15th Jul 20262810 PMAQI
15th Jul 20263511 PMAQI
16th Jul 20262812 AMAQI
16th Jul 2026261 AMAQI
16th Jul 2026252 AMAQI
16th Jul 2026283 AMAQI
16th Jul 2026304 AMAQI

28°C20/35°C

16th Jul 2026405 AMAQI
16th Jul 2026346 AMAQI
16th Jul 2026307 AMAQI
16th Jul 2026298 AMAQI
16th Jul 2026259 AMAQI
16th Jul 20263110 AMAQI
16th Jul 20263111 AMAQI
16th Jul 20263112 PMAQI
16th Jul 2026301 PMAQI
16th Jul 2026302 PMAQI
16th Jul 2026303 PMAQI
16th Jul 2026214 PMAQI
16th Jul 20261205 PMAQI
16th Jul 2026266 PMAQI
16th Jul 20261077 PMAQI
16th Jul 2026318 PMAQI
16th Jul 2026319 PMAQI
16th Jul 20262810 PMAQI
16th Jul 202616311 PMAQI
17th Jul 20262612 AMAQI
17th Jul 2026261 AMAQI
17th Jul 2026332 AMAQI
17th Jul 2026333 AMAQI
17th Jul 2026464 AMAQI

28°C21/36°C

17th Jul 2026425 AMAQI
17th Jul 2026466 AMAQI
17th Jul 2026527 AMAQI
17th Jul 2026488 AMAQI
17th Jul 2026489 AMAQI
17th Jul 20265010 AMAQI
17th Jul 20264611 AMAQI
17th Jul 20264812 PMAQI
17th Jul 2026501 PMAQI
17th Jul 2026482 PMAQI
17th Jul 2026483 PMAQI
17th Jul 2026444 PMAQI
17th Jul 2026525 PMAQI
17th Jul 2026516 PMAQI
17th Jul 2026487 PMAQI
17th Jul 2026518 PMAQI
17th Jul 2026469 PMAQI
17th Jul 20264210 PMAQI
17th Jul 20264811 PMAQI
18th Jul 20264812 AMAQI
18th Jul 2026481 AMAQI
18th Jul 2026482 AMAQI
18th Jul 2026463 AMAQI
18th Jul 2026464 AMAQI

29°C23/36°C

18th Jul 2026425 AMAQI
18th Jul 2026466 AMAQI
18th Jul 2026467 AMAQI
18th Jul 2026468 AMAQI
18th Jul 2026429 AMAQI
18th Jul 20264810 AMAQI
18th Jul 20265011 AMAQI
18th Jul 20264612 PMAQI
18th Jul 2026461 PMAQI
18th Jul 2026462 PMAQI
18th Jul 2026443 PMAQI
18th Jul 2026444 PMAQI
18th Jul 2026445 PMAQI
18th Jul 2026466 PMAQI
18th Jul 2026487 PMAQI
18th Jul 2026488 PMAQI
18th Jul 2026509 PMAQI
18th Jul 20264810 PMAQI
18th Jul 20264611 PMAQI
19th Jul 20264612 AMAQI
19th Jul 2026501 AMAQI
19th Jul 2026482 AMAQI
19th Jul 2026563 AMAQI
19th Jul 2026724 AMAQI

29°C24/35°C

19th Jul 2026735 AMAQI
19th Jul 2026816 AMAQI
19th Jul 2026627 AMAQI
19th Jul 2026788 AMAQI
19th Jul 2026809 AMAQI
19th Jul 20267310 AMAQI
19th Jul 20267611 AMAQI
19th Jul 20268012 PMAQI
19th Jul 2026821 PMAQI
19th Jul 2026832 PMAQI
19th Jul 2026713 PMAQI
19th Jul 2026714 PMAQI
19th Jul 2026625 PMAQI
19th Jul 2026586 PMAQI
19th Jul 2026577 PMAQI
19th Jul 2026588 PMAQI
19th Jul 2026789 PMAQI
19th Jul 20269610 PMAQI
19th Jul 202611011 PMAQI
20th Jul 202611512 AMAQI
20th Jul 20261281 AMAQI
20th Jul 20261392 AMAQI
20th Jul 20261323 AMAQI
20th Jul 20261364 AMAQI

27°C23/34°C

20th Jul 20261475 AMAQI
20th Jul 20261556 AMAQI
20th Jul 20261537 AMAQI
20th Jul 20261538 AMAQI
20th Jul 20261509 AMAQI
20th Jul 202614410 AMAQI
20th Jul 202613811 AMAQI
20th Jul 202614212 PMAQI
20th Jul 20261481 PMAQI
20th Jul 20261362 PMAQI
20th Jul 20261153 PMAQI
20th Jul 20261204 PMAQI
20th Jul 20261225 PMAQI
20th Jul 20261306 PMAQI
20th Jul 20261147 PMAQI
20th Jul 20261118 PMAQI
20th Jul 20261099 PMAQI
20th Jul 20269411 PMAQI
21st Jul 20268812 AMAQI
21st Jul 2026841 AMAQI
21st Jul 2026692 AMAQI
21st Jul 2026533 AMAQI
21st Jul 2026654 AMAQI

27°C19/36°C

21st Jul 2026625 AMAQI
21st Jul 2026536 AMAQI
21st Jul 2026537 AMAQI
21st Jul 2026528 AMAQI
21st Jul 2026519 AMAQI
21st Jul 20265210 AMAQI
21st Jul 20265111 AMAQI
21st Jul 20264812 PMAQI
21st Jul 2026401 PMAQI
21st Jul 2026512 PMAQI
21st Jul 2026543 PMAQI
21st Jul 2026564 PMAQI
21st Jul 2026565 PMAQI
21st Jul 2026556 PMAQI
21st Jul 2026537 PMAQI
21st Jul 2026528 PMAQI
21st Jul 2026519 PMAQI
21st Jul 20264610 PMAQI
21st Jul 20264411 PMAQI
22nd Jul 20264412 AMAQI
22nd Jul 2026401 AMAQI
22nd Jul 2026442 AMAQI
22nd Jul 2026443 AMAQI
22nd Jul 2026464 AMAQI

28°C22/36°C

22nd Jul 2026485 AMAQI
22nd Jul 2026466 AMAQI
22nd Jul 2026447 AMAQI
22nd Jul 2026428 AMAQI
22nd Jul 2026499 AMAQI
22nd Jul 20265010 AMAQI
22nd Jul 20264411 AMAQI
22nd Jul 20264612 PMAQI
22nd Jul 2026501 PMAQI
22nd Jul 2026362 PMAQI
22nd Jul 2026423 PMAQI
22nd Jul 2026384 PMAQI
22nd Jul 2026425 PMAQI
22nd Jul 2026466 PMAQI
22nd Jul 2026407 PMAQI
22nd Jul 2026388 PMAQI
22nd Jul 2026539 PMAQI
22nd Jul 20263410 PMAQI
22nd Jul 20263411 PMAQI
23rd Jul 20264012 AMAQI
23rd Jul 2026521 AMAQI
23rd Jul 2026462 AMAQI
23rd Jul 2026383 AMAQI
23rd Jul 2026344 AMAQI

22°C17/27°C

23rd Jul 2026465 AMAQI
23rd Jul 2026386 AMAQI
23rd Jul 2026277 AMAQI
23rd Jul 2026368 AMAQI
23rd Jul 2026279 AMAQI
23rd Jul 20264610 AMAQI
23rd Jul 20264611 AMAQI
23rd Jul 20262712 PMAQI
23rd Jul 2026401 PMAQI
23rd Jul 2026302 PMAQI
23rd Jul 2026423 PMAQI
23rd Jul 2026294 PMAQI
23rd Jul 2026385 PMAQI
23rd Jul 2026256 PMAQI
23rd Jul 2026527 PMAQI
23rd Jul 2026448 PMAQI
23rd Jul 2026239 PMAQI
23rd Jul 20262110 PMAQI
23rd Jul 20262711 PMAQI
24th Jul 20264612 AMAQI
24th Jul 2026501 AMAQI
24th Jul 2026342 AMAQI
24th Jul 2026423 AMAQI
24th Jul 2026364 AMAQI

21°C14/29°C

24th Jul 2026465 AMAQI
24th Jul 2026366 AMAQI
24th Jul 2026407 AMAQI
24th Jul 2026528 AMAQI
24th Jul 2026409 AMAQI
24th Jul 20264210 AMAQI
24th Jul 20265211 AMAQI
24th Jul 20264612 PMAQI
24th Jul 2026461 PMAQI
24th Jul 2026582 PMAQI
24th Jul 2026333 PMAQI
24th Jul 2026384 PMAQI
24th Jul 2026385 PMAQI
24th Jul 2026446 PMAQI
24th Jul 2026257 PMAQI
24th Jul 2026238 PMAQI
24th Jul 2026509 PMAQI
24th Jul 20263810 PMAQI
24th Jul 20264411 PMAQI
25th Jul 20264612 AMAQI
25th Jul 2026361 AMAQI
25th Jul 2026422 AMAQI
25th Jul 2026403 AMAQI
25th Jul 2026504 AMAQI

22°C14/30°C

25th Jul 2026445 AMAQI
25th Jul 2026506 AMAQI
25th Jul 2026427 AMAQI
25th Jul 2026528 AMAQI
25th Jul 2026509 AMAQI
25th Jul 20263610 AMAQI
25th Jul 20265211 AMAQI
25th Jul 20264412 PMAQI
25th Jul 2026461 PMAQI
25th Jul 2026522 PMAQI
25th Jul 2026563 PMAQI
25th Jul 2026544 PMAQI
25th Jul 2026595 PMAQI
25th Jul 2026566 PMAQI
25th Jul 2026537 PMAQI
25th Jul 2026538 PMAQI
25th Jul 2026559 PMAQI
25th Jul 20265210 PMAQI
25th Jul 20265311 PMAQI
26th Jul 20265312 AMAQI
26th Jul 2026531 AMAQI
26th Jul 2026512 AMAQI
26th Jul 2026483 AMAQI
26th Jul 2026464 AMAQI

23°C19/30°C

26th Jul 2026485 AMAQI
26th Jul 2026466 AMAQI
26th Jul 2026467 AMAQI
26th Jul 2026488 AMAQI
26th Jul 2026489 AMAQI
26th Jul 20265110 AMAQI
26th Jul 20264411 AMAQI
26th Jul 20265012 PMAQI
26th Jul 2026531 PMAQI
26th Jul 2026532 PMAQI
26th Jul 2026543 PMAQI
26th Jul 2026544 PMAQI
26th Jul 2026525 PMAQI
26th Jul 2026526 PMAQI
26th Jul 2026527 PMAQI
26th Jul 2026528 PMAQI
26th Jul 2026519 PMAQI
26th Jul 20264910 PMAQI
26th Jul 20265211 PMAQI
27th Jul 20265312 AMAQI
27th Jul 2026521 AMAQI
27th Jul 2026502 AMAQI
27th Jul 2026503 AMAQI
27th Jul 2026604 AMAQI

29°C22/41°C

27th Jul 2026595 AMAQI
27th Jul 2026606 AMAQI
27th Jul 2026567 AMAQI
27th Jul 2026548 AMAQI
27th Jul 2026539 AMAQI
27th Jul 20265110 AMAQI
27th Jul 20265311 AMAQI
27th Jul 20265212 PMAQI
27th Jul 2026461 PMAQI
27th Jul 2026512 PMAQI
27th Jul 2026553 PMAQI
27th Jul 2026554 PMAQI
27th Jul 2026555 PMAQI
27th Jul 2026576 PMAQI
27th Jul 2026567 PMAQI
27th Jul 2026578 PMAQI
27th Jul 2026559 PMAQI
27th Jul 20265410 PMAQI
27th Jul 20265211 PMAQI
28th Jul 20265112 AMAQI
28th Jul 2026501 AMAQI
28th Jul 2026492 AMAQI
28th Jul 2026513 AMAQI
28th Jul 2026504 AMAQI

32°C25/41°C

28th Jul 2026495 AMAQI
28th Jul 2026516 AMAQI
28th Jul 2026517 AMAQI
28th Jul 2026528 AMAQI
28th Jul 2026549 AMAQI
28th Jul 20265510 AMAQI
28th Jul 20265511 AMAQI
28th Jul 20265412 PMAQI
28th Jul 2026551 PMAQI
28th Jul 2026532 PMAQI
28th Jul 2026533 PMAQI
28th Jul 2026544 PMAQI
28th Jul 2026525 PMAQI
28th Jul 2026546 PMAQI
28th Jul 2026547 PMAQI
28th Jul 2026538 PMAQI
28th Jul 2026529 PMAQI
28th Jul 20265210 PMAQI
28th Jul 20265211 PMAQI
29th Jul 20265212 AMAQI
29th Jul 2026531 AMAQI
29th Jul 2026532 AMAQI
29th Jul 2026523 AMAQI
29th Jul 2026524 AMAQI

29°C23/36°C

29th Jul 2026505 AMAQI
29th Jul 2026406 AMAQI
29th Jul 2026517 AMAQI
29th Jul 2026518 AMAQI
29th Jul 2026509 AMAQI
29th Jul 20264410 AMAQI
29th Jul 20264611 AMAQI
29th Jul 20263412 PMAQI
29th Jul 2026401 PMAQI
29th Jul 2026342 PMAQI
29th Jul 2026343 PMAQI
29th Jul 2026364 PMAQI
29th Jul 2026345 PMAQI
29th Jul 2026406 PMAQI
29th Jul 2026237 PMAQI
29th Jul 2026218 PMAQI
29th Jul 2026449 PMAQI
29th Jul 20264210 PMAQI
29th Jul 20263011 PMAQI
30th Jul 20264212 AMAQI
30th Jul 2026291 AMAQI
30th Jul 2026272 AMAQI
30th Jul 2026423 AMAQI
30th Jul 2026464 AMAQI

25°C17/34°C

30th Jul 2026465 AMAQI
30th Jul 2026366 AMAQI
30th Jul 2026427 AMAQI
30th Jul 2026428 AMAQI
30th Jul 2026409 AMAQI
30th Jul 20264810 AMAQI
30th Jul 20264611 AMAQI
30th Jul 20264012 PMAQI
30th Jul 2026441 PMAQI
30th Jul 2026402 PMAQI
30th Jul 2026423 PMAQI
30th Jul 2026444 PMAQI
30th Jul 2026445 PMAQI
30th Jul 2026486 PMAQI
30th Jul 2026467 PMAQI
30th Jul 2026468 PMAQI
30th Jul 2026449 PMAQI
30th Jul 20264410 PMAQI
30th Jul 20264411 PMAQI
31st Jul 20264012 AMAQI
31st Jul 2026461 AMAQI
31st Jul 2026462 AMAQI
31st Jul 2026513 AMAQI
31st Jul 2026464 AMAQI

25°C16/34°C

31st Jul 2026445 AMAQI
31st Jul 2026446 AMAQI
31st Jul 2026427 AMAQI
31st Jul 2026468 AMAQI
31st Jul 2026469 AMAQI
31st Jul 20264410 AMAQI
31st Jul 20264411 AMAQI
31st Jul 20264212 PMAQI
31st Jul 2026461 PMAQI
31st Jul 2026212 PMAQI
31st Jul 2026403 PMAQI
31st Jul 2026464 PMAQI
31st Jul 2026485 PMAQI
31st Jul 2026426 PMAQI
31st Jul 2026447 PMAQI
31st Jul 2026428 PMAQI
31st Jul 2026469 PMAQI
31st Jul 20264810 PMAQI
31st Jul 20264811 PMAQI
1st Aug 20264212 AMAQI
1st Aug 2026421 AMAQI
1st Aug 2026442 AMAQI
1st Aug 2026423 AMAQI
1st Aug 2026424 AMAQI

22°C19/25°C

1st Aug 2026425 AMAQI
1st Aug 2026406 AMAQI
1st Aug 2026467 AMAQI
1st Aug 2026388 AMAQI
1st Aug 2026329 AMAQI
1st Aug 20263410 AMAQI
1st Aug 20264211 AMAQI
1st Aug 20264212 PMAQI
1st Aug 2026461 PMAQI
1st Aug 2026462 PMAQI
1st Aug 2026383 PMAQI
1st Aug 2026494 PMAQI
1st Aug 2026465 PMAQI
1st Aug 2026386 PMAQI
1st Aug 2026367 PMAQI
1st Aug 2026508 PMAQI
1st Aug 2026299 PMAQI
1st Aug 20264010 PMAQI
1st Aug 20263811 PMAQI
2nd Aug 20264212 AMAQI
2nd Aug 2026461 AMAQI
2nd Aug 2026422 AMAQI
2nd Aug 2026423 AMAQI
2nd Aug 2026464 AMAQI

21°C19/23°C

2nd Aug 2026465 AMAQI
2nd Aug 2026486 AMAQI
2nd Aug 2026427 AMAQI
2nd Aug 2026428 AMAQI
2nd Aug 2026469 AMAQI
2nd Aug 20264210 AMAQI
2nd Aug 20264211 AMAQI
2nd Aug 20264612 PMAQI
2nd Aug 2026461 PMAQI
2nd Aug 2026442 PMAQI
2nd Aug 2026463 PMAQI
2nd Aug 2026444 PMAQI
2nd Aug 2026465 PMAQI
2nd Aug 2026446 PMAQI
2nd Aug 2026467 PMAQI
2nd Aug 2026468 PMAQI
2nd Aug 2026449 PMAQI
2nd Aug 20264410 PMAQI
2nd Aug 20264611 PMAQI
3rd Aug 20264612 AMAQI
3rd Aug 2026441 AMAQI
3rd Aug 2026462 AMAQI
3rd Aug 2026403 AMAQI
3rd Aug 2026464 AMAQI

23°C18/29°C

3rd Aug 2026465 AMAQI
5 AM
3rd Aug 2026446 AMAQI
3rd Aug 2026447 AMAQI
3rd Aug 2026468 AMAQI
3rd Aug 2026429 AMAQI
3rd Aug 20264610 AMAQI
3rd Aug 20264211 AMAQI
3rd Aug 20264412 PMAQI
12 PM
3rd Aug 2026421 PMAQI
3rd Aug 2026422 PMAQI
3rd Aug 2026423 PMAQI
3rd Aug 2026404 PMAQI
3rd Aug 2026425 PMAQI
3rd Aug 2026406 PMAQI
3rd Aug 2026407 PMAQI
3rd Aug 2026448 PMAQI
8 PM
3rd Aug 2026409 PMAQI
12 AM
4 AM

24°C16/31°C

Day time
Avg. Highest Time
5 AM

50AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
2 PM - 4 PM

43AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 5 AM (Avg. 50), while the lowest AQI was between 2 PM to 4 PM (Avg. 43).
Night time
Avg. Highest Time
4 AM

52AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
10 PM

40AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 4 AM (Avg. 52), while the lowest AQI was between 10 PM to 10 PM (Avg. 40).

2026 Days Vs Air Quality

Springfield Ag, Springfield, Illinois, United States

2026

93%

197

6%

13

0.4%

1

Total number of days with different AQI categories in last 215 days in 2026 (150 days remaining)

Good
197 Days
Moderate
13 Days
Poor
1 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 93%

Health Risk Level:

Very Low

In 2026, 93% of 215 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

Springfield Ag, Springfield, Illinois, 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
23AQI (US)
2nd January 2026
29AQI (US)
3rd January 2026
29AQI (US)
4th January 2026
40AQI (US)
5th January 2026
45AQI (US)
6th January 2026
46AQI (US)
7th January 2026
46AQI (US)
8th January 2026
36AQI (US)
9th January 2026
24AQI (US)
10th January 2026
28AQI (US)
11th January 2026
19AQI (US)
12th January 2026
22AQI (US)
13th January 2026
24AQI (US)
14th January 2026
12AQI (US)
15th January 2026
12AQI (US)
16th January 2026
17AQI (US)
17th January 2026
12AQI (US)
18th January 2026
13AQI (US)
19th January 2026
21AQI (US)
20th January 2026
22AQI (US)
21st January 2026
38AQI (US)
22nd January 2026
59AQI (US)
23rd January 2026
58AQI (US)
24th January 2026
50AQI (US)
25th January 2026
52AQI (US)
26th January 2026
50AQI (US)
27th January 2026
37AQI (US)
28th January 2026
44AQI (US)
29th January 2026
58AQI (US)
30th January 2026
64AQI (US)
31st January 2026
42AQI (US)
1st February 2026
47AQI (US)
2nd February 2026
51AQI (US)
3rd February 2026
49AQI (US)
4th February 2026
45AQI (US)
5th February 2026
50AQI (US)
6th February 2026
45AQI (US)
7th February 2026
40AQI (US)
8th February 2026
44AQI (US)
9th February 2026
49AQI (US)
10th February 2026
39AQI (US)
11th February 2026
26AQI (US)
12th February 2026
33AQI (US)
13th February 2026
39AQI (US)
14th February 2026
40AQI (US)
15th February 2026
39AQI (US)
16th February 2026
41AQI (US)
17th February 2026
40AQI (US)
18th February 2026
42AQI (US)
19th February 2026
36AQI (US)
20th February 2026
28AQI (US)
21st February 2026
25AQI (US)
22nd February 2026
24AQI (US)
23rd February 2026
37AQI (US)
24th February 2026
40AQI (US)
25th February 2026
41AQI (US)
26th February 2026
29AQI (US)
27th February 2026
38AQI (US)
28th February 2026
26AQI (US)
1st March 2026
36AQI (US)
2nd March 2026
48AQI (US)
3rd March 2026
35AQI (US)
4th March 2026
36AQI (US)
5th March 2026
42AQI (US)
6th March 2026
32AQI (US)
7th March 2026
35AQI (US)
8th March 2026
37AQI (US)
9th March 2026
32AQI (US)
10th March 2026
30AQI (US)
11th March 2026
38AQI (US)
12th March 2026
28AQI (US)
13th March 2026
34AQI (US)
14th March 2026
27AQI (US)
15th March 2026
22AQI (US)
16th March 2026
29AQI (US)
17th March 2026
33AQI (US)
18th March 2026
22AQI (US)
19th March 2026
46AQI (US)
20th March 2026
52AQI (US)
21st March 2026
38AQI (US)
22nd March 2026
39AQI (US)
23rd March 2026
37AQI (US)
24th March 2026
24AQI (US)
25th March 2026
36AQI (US)
26th March 2026
46AQI (US)
27th March 2026
28AQI (US)
28th March 2026
19AQI (US)
29th March 2026
28AQI (US)
30th March 2026
36AQI (US)
31st March 2026
35AQI (US)
1st April 2026
27AQI (US)
2nd April 2026
20AQI (US)
3rd April 2026
21AQI (US)
4th April 2026
29AQI (US)
5th April 2026
29AQI (US)
6th April 2026
29AQI (US)
7th April 2026
25AQI (US)
8th April 2026
39AQI (US)
9th April 2026
36AQI (US)
10th April 2026
32AQI (US)
11th April 2026
27AQI (US)
12th April 2026
38AQI (US)
13th April 2026
29AQI (US)
14th April 2026
28AQI (US)
15th April 2026
29AQI (US)
16th April 2026
21AQI (US)
17th April 2026
18th April 2026
25AQI (US)
19th April 2026
23AQI (US)
20th April 2026
24AQI (US)
21st April 2026
28AQI (US)
22nd April 2026
23rd April 2026
35AQI (US)
24th April 2026
19AQI (US)
25th April 2026
16AQI (US)
26th April 2026
25AQI (US)
27th April 2026
23AQI (US)
28th April 2026
24AQI (US)
29th April 2026
23AQI (US)
30th April 2026
24AQI (US)
1st May 2026
20AQI (US)
2nd May 2026
18AQI (US)
3rd May 2026
28AQI (US)
4th May 2026
37AQI (US)
5th May 2026
32AQI (US)
6th May 2026
26AQI (US)
7th May 2026
25AQI (US)
8th May 2026
35AQI (US)
9th May 2026
10th May 2026
25AQI (US)
11th May 2026
20AQI (US)
12th May 2026
31AQI (US)
13th May 2026
40AQI (US)
14th May 2026
20AQI (US)
15th May 2026
43AQI (US)
16th May 2026
48AQI (US)
17th May 2026
55AQI (US)
18th May 2026
55AQI (US)
19th May 2026
49AQI (US)
20th May 2026
44AQI (US)
21st May 2026
41AQI (US)
22nd May 2026
37AQI (US)
23rd May 2026
47AQI (US)
24th May 2026
43AQI (US)
25th May 2026
45AQI (US)
26th May 2026
29AQI (US)
27th May 2026
28AQI (US)
28th May 2026
26AQI (US)
29th May 2026
26AQI (US)
30th May 2026
32AQI (US)
31st May 2026
29AQI (US)
1st June 2026
30AQI (US)
2nd June 2026
31AQI (US)
3rd June 2026
31AQI (US)
4th June 2026
27AQI (US)
5th June 2026
28AQI (US)
6th June 2026
26AQI (US)
7th June 2026
25AQI (US)
8th June 2026
27AQI (US)
9th June 2026
28AQI (US)
10th June 2026
28AQI (US)
11th June 2026
28AQI (US)
12th June 2026
27AQI (US)
13th June 2026
26AQI (US)
14th June 2026
25AQI (US)
15th June 2026
26AQI (US)
16th June 2026
27AQI (US)
17th June 2026
28AQI (US)
18th June 2026
30AQI (US)
19th June 2026
29AQI (US)
20th June 2026
24AQI (US)
21st June 2026
26AQI (US)
22nd June 2026
25AQI (US)
23rd June 2026
25AQI (US)
24th June 2026
27AQI (US)
25th June 2026
18AQI (US)
26th June 2026
27AQI (US)
27th June 2026
29AQI (US)
28th June 2026
30AQI (US)
29th June 2026
30AQI (US)
30th June 2026
39AQI (US)
1st July 2026
29AQI (US)
2nd July 2026
33AQI (US)
3rd July 2026
30AQI (US)
4th July 2026
29AQI (US)
5th July 2026
42AQI (US)
6th July 2026
37AQI (US)
7th July 2026
33AQI (US)
8th July 2026
35AQI (US)
9th July 2026
36AQI (US)
10th July 2026
35AQI (US)
11th July 2026
34AQI (US)
12th July 2026
32AQI (US)
13th July 2026
34AQI (US)
14th July 2026
34AQI (US)
15th July 2026
37AQI (US)
16th July 2026
42AQI (US)
17th July 2026
45AQI (US)
18th July 2026
46AQI (US)
19th July 2026
71AQI (US)
20th July 2026
132AQI (US)
21st July 2026
56AQI (US)
22nd July 2026
43AQI (US)
23rd July 2026
36AQI (US)
24th July 2026
42AQI (US)
25th July 2026
49AQI (US)
26th July 2026
50AQI (US)
27th July 2026
54AQI (US)
28th July 2026
52AQI (US)
29th July 2026
42AQI (US)
30th July 2026
42AQI (US)
31st July 2026
44AQI (US)
1st August 2026
41AQI (US)
2nd August 2026
44AQI (US)
3rd August 2026
4th August 2026
5th August 2026
6th August 2026
7th August 2026
8th August 2026
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

35AQI (US)

39AQI (US)

34AQI (US)

27AQI (US)

34AQI (US)

28AQI (US)

44AQI (US)

43AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202634AQI (US)

26
5
27
1
30
1
28
28
2
30
26
4
1
2
197
13
1

Highest AQI (US) recorded in

July

44AQI (US)

Lowest AQI (US) recorded in

April

27AQI (US)

202537AQI (US)

30
1
27
1
29
2
29
1
30
1
17
13
26
5
20
10
1
19
11
23
8
23
7
20
11
293
71
1

Highest AQI (US) recorded in

June

47AQI (US)

Lowest AQI (US) recorded in

May

26AQI (US)

202429AQI (US)

30
1
23
6
29
2
30
31
28
2
28
3
24
7
30
27
4
30
29
2
339
27

Highest AQI (US) recorded in

August

38AQI (US)

Lowest AQI (US) recorded in

April

20AQI (US)

202339AQI (US)

23
7
26
2
27
4
27
3
26
5
7
20
2
1
19
11
1
21
10
23
7
29
2
29
30
1
287
72
3
1

Highest AQI (US) recorded in

June

68AQI (US)

Lowest AQI (US) recorded in

December

29AQI (US)

202237AQI (US)

27
3
21
1
27
2
17
26
4
25
4
1
15
7
1
1
28
2
26
5
23
7
21
10
257
46
1

Highest AQI (US) recorded in

August

49AQI (US)

Lowest AQI (US) recorded in

April

29AQI (US)

202135AQI (US)

26
3
24
4
28
3
27
3
30
1
24
1
19
12
21
10
24
4
29
2
25
3
28
3
305
49

Highest AQI (US) recorded in

July

46AQI (US)

Lowest AQI (US) recorded in

October

27AQI (US)

202032AQI (US)

12
1
21
18
29
1
26
5
24
1
28
1
27
4
26
2
23
6
234
21

Highest AQI (US) recorded in

December

39AQI (US)

Lowest AQI (US) recorded in

May

21AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2023(Avg.)
39AQI (US)
Least Polluted Year Recorded
2024(Avg.)
29AQI (US)

Springfield Ag's annual 2026 AQI (US) (34) shows an average percentage change of -1.4% (improved AQI (US)) compared to previous years: 2020 (32), 2021 (35), 2022 (37), 2023 (39), 2024 (29), 2025 (37).