Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Preston, Idaho, 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

Preston, Idaho, United States

2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
3rd Aug 2026
60AQI
Lowest AQI recorded on
9th Aug 2025
23AQI

Same Day Analysis (7th August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 49 of Good air quality on the same day.

Day & Night AQI Trend: 6th Aug - 7th Aug 2026

Preston, Idaho, United States

AQI
Day
Night
.

6 AM6th Aug 2026

8 PM

5 AM7th Aug 2026

Day time
Avg. Highest Time
9AM6th Aug

65AQI

Avg. Lowest Time
8PM6th Aug

46AQI

Night time
Avg. Highest Time
11PM6th Aug

54AQI

Avg. Lowest Time
9PM6th Aug

42AQI

In the last 24 hours,

Preston's AQI reached its highest point of 65 at 9 AM during the Day, while the lowest point, 42, was recorded at 9 PM during the Night between 6th Aug and 7th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Preston, Idaho, United States

JulAug
09th - 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 - 04th04th - 05th05th - 06th06th - 07th07th
Day
Night
9th Jul 2026206 AMAQI
9th Jul 2026287 AMAQI
9th Jul 2026308 AMAQI
9th Jul 2026229 AMAQI
9th Jul 20262710 AMAQI
9th Jul 20262611 AMAQI
9th Jul 20262812 PMAQI
9th Jul 2026221 PMAQI
9th Jul 2026262 PMAQI
9th Jul 2026263 PMAQI
9th Jul 2026254 PMAQI
9th Jul 2026225 PMAQI
9th Jul 2026206 PMAQI
9th Jul 202687 PMAQI
9th Jul 2026208 PMAQI
9th Jul 2026249 PMAQI
9th Jul 20262310 PMAQI
9th Jul 20262811 PMAQI
10th Jul 20262212 AMAQI
10th Jul 2026211 AMAQI
10th Jul 2026272 AMAQI
10th Jul 2026253 AMAQI
10th Jul 2026214 AMAQI
10th Jul 2026185 AMAQI

25°C15/34°C

10th Jul 2026246 AMAQI
10th Jul 2026327 AMAQI
10th Jul 2026348 AMAQI
10th Jul 2026369 AMAQI
10th Jul 20263310 AMAQI
10th Jul 20263111 AMAQI
10th Jul 20263212 PMAQI
10th Jul 2026321 PMAQI
10th Jul 2026322 PMAQI
10th Jul 2026323 PMAQI
10th Jul 2026314 PMAQI
10th Jul 2026295 PMAQI
10th Jul 2026306 PMAQI
10th Jul 2026307 PMAQI
10th Jul 2026268 PMAQI
10th Jul 2026249 PMAQI
10th Jul 20262510 PMAQI
10th Jul 20262411 PMAQI
11th Jul 20262112 AMAQI
11th Jul 2026211 AMAQI
11th Jul 2026262 AMAQI
11th Jul 2026183 AMAQI
11th Jul 2026304 AMAQI
11th Jul 2026285 AMAQI

26°C14/35°C

11th Jul 2026256 AMAQI
11th Jul 2026337 AMAQI
11th Jul 2026338 AMAQI
11th Jul 2026349 AMAQI
11th Jul 20263410 AMAQI
11th Jul 20263511 AMAQI
11th Jul 20262812 PMAQI
11th Jul 2026281 PMAQI
11th Jul 2026302 PMAQI
11th Jul 2026333 PMAQI
11th Jul 2026324 PMAQI
11th Jul 2026245 PMAQI
11th Jul 2026186 PMAQI
11th Jul 2026137 PMAQI
11th Jul 2026288 PMAQI
11th Jul 2026279 PMAQI
11th Jul 20262510 PMAQI
11th Jul 20261811 PMAQI
12th Jul 20262312 AMAQI
12th Jul 2026281 AMAQI
12th Jul 2026302 AMAQI
12th Jul 2026223 AMAQI
12th Jul 2026224 AMAQI
12th Jul 2026325 AMAQI

28°C17/37°C

12th Jul 2026226 AMAQI
12th Jul 2026237 AMAQI
12th Jul 2026208 AMAQI
12th Jul 2026229 AMAQI
12th Jul 20261510 AMAQI
12th Jul 20262011 AMAQI
12th Jul 20261212 PMAQI
12th Jul 2026201 PMAQI
12th Jul 2026282 PMAQI
12th Jul 2026313 PMAQI
12th Jul 2026304 PMAQI
12th Jul 2026135 PMAQI
12th Jul 2026226 PMAQI
12th Jul 2026237 PMAQI
12th Jul 2026248 PMAQI
12th Jul 2026269 PMAQI
12th Jul 20262210 PMAQI
12th Jul 20262411 PMAQI
13th Jul 20262012 AMAQI
13th Jul 2026221 AMAQI
13th Jul 2026222 AMAQI
13th Jul 2026213 AMAQI
13th Jul 2026244 AMAQI
13th Jul 2026305 AMAQI

30°C19/39°C

13th Jul 2026316 AMAQI
13th Jul 2026287 AMAQI
13th Jul 2026318 AMAQI
13th Jul 2026359 AMAQI
13th Jul 20264210 AMAQI
13th Jul 20264511 AMAQI
13th Jul 20264312 PMAQI
13th Jul 2026321 PMAQI
13th Jul 2026422 PMAQI
13th Jul 2026513 PMAQI
13th Jul 2026324 PMAQI
13th Jul 2026345 PMAQI
13th Jul 2026346 PMAQI
13th Jul 2026327 PMAQI
13th Jul 2026278 PMAQI
13th Jul 2026289 PMAQI
13th Jul 20262810 PMAQI
13th Jul 20262811 PMAQI
14th Jul 20262612 AMAQI
14th Jul 2026271 AMAQI
14th Jul 2026322 AMAQI
14th Jul 2026263 AMAQI
14th Jul 2026324 AMAQI
14th Jul 2026325 AMAQI

29°C20/36°C

14th Jul 2026326 AMAQI
14th Jul 2026317 AMAQI
14th Jul 2026368 AMAQI
14th Jul 2026379 AMAQI
14th Jul 20263610 AMAQI
14th Jul 20263411 AMAQI
14th Jul 20263412 PMAQI
14th Jul 2026281 PMAQI
14th Jul 2026362 PMAQI
14th Jul 2026273 PMAQI
14th Jul 2026324 PMAQI
14th Jul 2026315 PMAQI
14th Jul 2026306 PMAQI
14th Jul 2026327 PMAQI
14th Jul 2026268 PMAQI
14th Jul 2026239 PMAQI
14th Jul 20262210 PMAQI
14th Jul 20262111 PMAQI
15th Jul 20262012 AMAQI
15th Jul 2026301 AMAQI
15th Jul 2026242 AMAQI
15th Jul 2026253 AMAQI
15th Jul 2026244 AMAQI
15th Jul 2026255 AMAQI

27°C19/36°C

15th Jul 2026246 AMAQI
15th Jul 2026247 AMAQI
15th Jul 2026248 AMAQI
15th Jul 2026269 AMAQI
15th Jul 20262810 AMAQI
15th Jul 20263011 AMAQI
15th Jul 20263012 PMAQI
15th Jul 2026291 PMAQI
15th Jul 2026322 PMAQI
15th Jul 2026263 PMAQI
15th Jul 2026184 PMAQI
15th Jul 2026365 PMAQI
15th Jul 2026286 PMAQI
15th Jul 2026307 PMAQI
15th Jul 2026288 PMAQI
15th Jul 2026309 PMAQI
15th Jul 20262210 PMAQI
15th Jul 20262411 PMAQI
16th Jul 20262412 AMAQI
16th Jul 2026201 AMAQI
16th Jul 2026272 AMAQI
16th Jul 2026293 AMAQI
16th Jul 2026304 AMAQI
16th Jul 2026245 AMAQI

27°C20/34°C

16th Jul 2026236 AMAQI
16th Jul 2026197 AMAQI
16th Jul 2026208 AMAQI
16th Jul 2026249 AMAQI
16th Jul 20262410 AMAQI
16th Jul 20261811 AMAQI
16th Jul 20262012 PMAQI
16th Jul 2026221 PMAQI
16th Jul 2026222 PMAQI
16th Jul 2026213 PMAQI
16th Jul 2026224 PMAQI
16th Jul 2026205 PMAQI
16th Jul 2026186 PMAQI
16th Jul 2026307 PMAQI
16th Jul 2026298 PMAQI
16th Jul 2026309 PMAQI
16th Jul 20262910 PMAQI
16th Jul 20262611 PMAQI
17th Jul 20262412 AMAQI
17th Jul 2026141 AMAQI
17th Jul 2026172 AMAQI
17th Jul 2026303 AMAQI
17th Jul 2026464 AMAQI
17th Jul 2026285 AMAQI

27°C20/35°C

17th Jul 2026386 AMAQI
17th Jul 2026467 AMAQI
17th Jul 2026408 AMAQI
17th Jul 2026319 AMAQI
17th Jul 20263310 AMAQI
17th Jul 20263611 AMAQI
17th Jul 20263812 PMAQI
17th Jul 2026381 PMAQI
17th Jul 2026422 PMAQI
17th Jul 2026423 PMAQI
17th Jul 2026464 PMAQI
17th Jul 2026215 PMAQI
17th Jul 2026276 PMAQI
17th Jul 2026297 PMAQI
17th Jul 2026348 PMAQI
17th Jul 2026389 PMAQI
17th Jul 20264410 PMAQI
17th Jul 20264011 PMAQI
18th Jul 20263812 AMAQI
18th Jul 2026301 AMAQI
18th Jul 2026342 AMAQI
18th Jul 2026523 AMAQI
18th Jul 2026384 AMAQI
18th Jul 2026565 AMAQI

27°C21/34°C

18th Jul 2026446 AMAQI
18th Jul 2026487 AMAQI
18th Jul 2026368 AMAQI
18th Jul 2026309 AMAQI
18th Jul 20263610 AMAQI
18th Jul 20263611 AMAQI
18th Jul 20263312 PMAQI
18th Jul 2026601 PMAQI
18th Jul 2026532 PMAQI
18th Jul 2026383 PMAQI
18th Jul 2026324 PMAQI
18th Jul 2026365 PMAQI
18th Jul 2026346 PMAQI
18th Jul 2026347 PMAQI
18th Jul 2026428 PMAQI
18th Jul 2026679 PMAQI
18th Jul 20266510 PMAQI
18th Jul 20264411 PMAQI
19th Jul 20265512 AMAQI
19th Jul 2026621 AMAQI
19th Jul 2026532 AMAQI
19th Jul 2026363 AMAQI
19th Jul 2026304 AMAQI
19th Jul 2026385 AMAQI

27°C18/35°C

19th Jul 2026406 AMAQI
19th Jul 2026237 AMAQI
19th Jul 2026388 AMAQI
19th Jul 2026369 AMAQI
19th Jul 20262110 AMAQI
19th Jul 20264211 AMAQI
19th Jul 20263612 PMAQI
19th Jul 2026581 PMAQI
19th Jul 2026562 PMAQI
19th Jul 2026503 PMAQI
19th Jul 2026234 PMAQI
19th Jul 2026275 PMAQI
19th Jul 2026386 PMAQI
19th Jul 2026317 PMAQI
19th Jul 2026338 PMAQI
19th Jul 2026339 PMAQI
19th Jul 20264610 PMAQI
19th Jul 20265811 PMAQI
20th Jul 20265212 AMAQI
20th Jul 2026501 AMAQI
20th Jul 2026672 AMAQI
20th Jul 2026463 AMAQI
20th Jul 2026424 AMAQI
20th Jul 2026335 AMAQI

28°C18/36°C

20th Jul 2026706 AMAQI
20th Jul 2026407 AMAQI
20th Jul 2026368 AMAQI
20th Jul 2026389 AMAQI
20th Jul 202611810 AMAQI
20th Jul 20262911 AMAQI
20th Jul 20265212 PMAQI
20th Jul 2026921 PMAQI
20th Jul 2026602 PMAQI
20th Jul 2026583 PMAQI
20th Jul 2026384 PMAQI
20th Jul 2026535 PMAQI
20th Jul 2026366 PMAQI
20th Jul 2026547 PMAQI
20th Jul 2026368 PMAQI
20th Jul 20264610 PMAQI
20th Jul 20263811 PMAQI
21st Jul 20265312 AMAQI
21st Jul 2026311 AMAQI
21st Jul 2026362 AMAQI
21st Jul 2026383 AMAQI
21st Jul 2026444 AMAQI
21st Jul 2026315 AMAQI

29°C19/37°C

21st Jul 2026386 AMAQI
21st Jul 2026427 AMAQI
21st Jul 2026368 AMAQI
21st Jul 2026389 AMAQI
21st Jul 20263810 AMAQI
21st Jul 20263811 AMAQI
21st Jul 20264612 PMAQI
21st Jul 2026401 PMAQI
21st Jul 2026422 PMAQI
21st Jul 2026403 PMAQI
21st Jul 2026384 PMAQI
21st Jul 2026385 PMAQI
21st Jul 2026506 PMAQI
21st Jul 2026217 PMAQI
21st Jul 2026368 PMAQI
21st Jul 2026389 PMAQI
21st Jul 20264610 PMAQI
21st Jul 20264011 PMAQI
22nd Jul 20263812 AMAQI
22nd Jul 2026381 AMAQI
22nd Jul 2026322 AMAQI
22nd Jul 2026333 AMAQI
22nd Jul 2026384 AMAQI
22nd Jul 2026295 AMAQI

30°C23/37°C

22nd Jul 2026516 AMAQI
22nd Jul 2026387 AMAQI
22nd Jul 2026428 AMAQI
22nd Jul 2026489 AMAQI
22nd Jul 20264210 AMAQI
22nd Jul 20264211 AMAQI
22nd Jul 20264212 PMAQI
22nd Jul 2026421 PMAQI
22nd Jul 2026502 PMAQI
22nd Jul 2026423 PMAQI
22nd Jul 2026334 PMAQI
22nd Jul 2026365 PMAQI
22nd Jul 2026346 PMAQI
22nd Jul 2026387 PMAQI
22nd Jul 2026318 PMAQI
22nd Jul 2026339 PMAQI
22nd Jul 20264510 PMAQI
22nd Jul 20264211 PMAQI
23rd Jul 20264212 AMAQI
23rd Jul 2026421 AMAQI
23rd Jul 2026382 AMAQI
23rd Jul 2026383 AMAQI
23rd Jul 2026384 AMAQI
23rd Jul 2026335 AMAQI

26°C21/33°C

23rd Jul 2026386 AMAQI
23rd Jul 2026387 AMAQI
23rd Jul 2026388 AMAQI
23rd Jul 2026449 AMAQI
23rd Jul 20264810 AMAQI
23rd Jul 20263811 AMAQI
23rd Jul 20265212 PMAQI
23rd Jul 2026541 PMAQI
23rd Jul 2026362 PMAQI
23rd Jul 2026443 PMAQI
23rd Jul 2026404 PMAQI
23rd Jul 2026545 PMAQI
23rd Jul 2026526 PMAQI
23rd Jul 2026517 PMAQI
23rd Jul 2026388 PMAQI
23rd Jul 2026389 PMAQI
23rd Jul 20263810 PMAQI
23rd Jul 20264211 PMAQI
24th Jul 20264612 AMAQI
24th Jul 2026441 AMAQI
24th Jul 2026382 AMAQI
24th Jul 2026463 AMAQI
24th Jul 2026524 AMAQI
24th Jul 2026465 AMAQI

26°C18/34°C

24th Jul 2026336 AMAQI
24th Jul 2026387 AMAQI
24th Jul 2026368 AMAQI
24th Jul 2026389 AMAQI
24th Jul 20263810 AMAQI
24th Jul 20263811 AMAQI
24th Jul 20263812 PMAQI
24th Jul 2026641 PMAQI
24th Jul 2026342 PMAQI
24th Jul 2026623 PMAQI
24th Jul 2026524 PMAQI
24th Jul 2026565 PMAQI
24th Jul 2026386 PMAQI
24th Jul 2026217 PMAQI
24th Jul 2026498 PMAQI
24th Jul 2026469 PMAQI
24th Jul 20264610 PMAQI
24th Jul 20263311 PMAQI
25th Jul 20263112 AMAQI
25th Jul 2026531 AMAQI
25th Jul 2026532 AMAQI
25th Jul 2026533 AMAQI
25th Jul 2026544 AMAQI
25th Jul 2026535 AMAQI

28°C18/36°C

25th Jul 2026466 AMAQI
25th Jul 2026387 AMAQI
25th Jul 2026528 AMAQI
25th Jul 2026389 AMAQI
25th Jul 20265410 AMAQI
25th Jul 20265211 AMAQI
25th Jul 20265212 PMAQI
25th Jul 2026301 PMAQI
25th Jul 2026382 PMAQI
25th Jul 2026473 PMAQI
25th Jul 2026364 PMAQI
25th Jul 2026365 PMAQI
25th Jul 2026466 PMAQI
25th Jul 2026347 PMAQI
25th Jul 2026558 PMAQI
25th Jul 2026529 PMAQI
25th Jul 20265510 PMAQI
25th Jul 20264211 PMAQI
26th Jul 20264912 AMAQI
26th Jul 2026511 AMAQI
26th Jul 2026622 AMAQI
26th Jul 2026633 AMAQI
26th Jul 2026494 AMAQI
26th Jul 2026385 AMAQI

28°C20/36°C

26th Jul 2026496 AMAQI
26th Jul 2026507 AMAQI
26th Jul 2026668 AMAQI
26th Jul 2026749 AMAQI
26th Jul 20268010 AMAQI
26th Jul 20264611 AMAQI
26th Jul 20263312 PMAQI
26th Jul 2026401 PMAQI
26th Jul 2026402 PMAQI
26th Jul 2026463 PMAQI
26th Jul 2026524 PMAQI
26th Jul 2026365 PMAQI
26th Jul 2026386 PMAQI
26th Jul 2026367 PMAQI
26th Jul 2026878 PMAQI
26th Jul 2026319 PMAQI
26th Jul 20263810 PMAQI
26th Jul 20267011 PMAQI
27th Jul 20267412 AMAQI
27th Jul 2026781 AMAQI
27th Jul 2026842 AMAQI
27th Jul 2026953 AMAQI
27th Jul 2026364 AMAQI
27th Jul 2026365 AMAQI

29°C20/37°C

27th Jul 2026366 AMAQI
27th Jul 2026507 AMAQI
27th Jul 2026488 AMAQI
27th Jul 2026429 AMAQI
27th Jul 20264610 AMAQI
27th Jul 20264911 AMAQI
27th Jul 20265112 PMAQI
27th Jul 2026491 PMAQI
27th Jul 2026502 PMAQI
27th Jul 2026523 PMAQI
27th Jul 2026754 PMAQI
27th Jul 2026605 PMAQI
27th Jul 2026606 PMAQI
27th Jul 2026707 PMAQI
27th Jul 2026628 PMAQI
27th Jul 2026539 PMAQI
27th Jul 20265710 PMAQI
27th Jul 20265811 PMAQI
28th Jul 20266212 AMAQI
28th Jul 2026621 AMAQI
28th Jul 2026582 AMAQI
28th Jul 2026583 AMAQI
28th Jul 2026584 AMAQI
28th Jul 2026565 AMAQI

29°C22/36°C

28th Jul 2026586 AMAQI
28th Jul 2026587 AMAQI
28th Jul 2026578 AMAQI
28th Jul 2026579 AMAQI
28th Jul 20265710 AMAQI
28th Jul 20266011 AMAQI
28th Jul 20266012 PMAQI
28th Jul 2026601 PMAQI
28th Jul 2026552 PMAQI
28th Jul 2026543 PMAQI
28th Jul 2026424 PMAQI
28th Jul 2026385 PMAQI
28th Jul 2026446 PMAQI
28th Jul 2026467 PMAQI
28th Jul 2026368 PMAQI
28th Jul 2026339 PMAQI
28th Jul 20263310 PMAQI
28th Jul 20263611 PMAQI
29th Jul 20263112 AMAQI
29th Jul 2026331 AMAQI
29th Jul 2026362 AMAQI
29th Jul 2026333 AMAQI
29th Jul 2026314 AMAQI
29th Jul 2026565 AMAQI

27°C18/36°C

29th Jul 2026316 AMAQI
29th Jul 2026367 AMAQI
29th Jul 2026368 AMAQI
29th Jul 2026369 AMAQI
29th Jul 20263610 AMAQI
29th Jul 20263611 AMAQI
29th Jul 20263312 PMAQI
29th Jul 2026331 PMAQI
29th Jul 2026522 PMAQI
29th Jul 2026463 PMAQI
29th Jul 2026384 PMAQI
29th Jul 2026365 PMAQI
29th Jul 2026406 PMAQI
29th Jul 2026387 PMAQI
29th Jul 2026588 PMAQI
29th Jul 2026449 PMAQI
29th Jul 20264210 PMAQI
29th Jul 20265611 PMAQI
30th Jul 20265012 AMAQI
30th Jul 2026501 AMAQI
30th Jul 2026442 AMAQI
30th Jul 2026613 AMAQI
30th Jul 2026604 AMAQI
30th Jul 2026365 AMAQI

26°C20/35°C

30th Jul 2026296 AMAQI
30th Jul 2026277 AMAQI
30th Jul 2026368 AMAQI
30th Jul 2026349 AMAQI
30th Jul 20263610 AMAQI
30th Jul 20265011 AMAQI
30th Jul 20264212 PMAQI
30th Jul 2026361 PMAQI
30th Jul 2026382 PMAQI
30th Jul 2026383 PMAQI
30th Jul 2026384 PMAQI
30th Jul 2026385 PMAQI
30th Jul 2026386 PMAQI
30th Jul 2026367 PMAQI
30th Jul 2026388 PMAQI
30th Jul 2026389 PMAQI
30th Jul 20263810 PMAQI
30th Jul 20263311 PMAQI
31st Jul 20263612 AMAQI
31st Jul 2026331 AMAQI
31st Jul 2026362 AMAQI
31st Jul 2026383 AMAQI
31st Jul 2026364 AMAQI
31st Jul 2026385 AMAQI

24°C16/34°C

31st Jul 2026386 AMAQI
31st Jul 2026447 AMAQI
31st Jul 2026408 AMAQI
31st Jul 2026489 AMAQI
31st Jul 20264410 AMAQI
31st Jul 20263811 AMAQI
31st Jul 20263812 PMAQI
31st Jul 2026381 PMAQI
31st Jul 2026382 PMAQI
31st Jul 2026383 PMAQI
31st Jul 2026364 PMAQI
31st Jul 2026255 PMAQI
31st Jul 2026216 PMAQI
31st Jul 2026527 PMAQI
31st Jul 2026388 PMAQI
31st Jul 2026429 PMAQI
31st Jul 20264410 PMAQI
31st Jul 20263311 PMAQI
1st Aug 20264512 AMAQI
1st Aug 2026381 AMAQI
1st Aug 2026362 AMAQI
1st Aug 2026333 AMAQI
1st Aug 2026384 AMAQI
1st Aug 2026385 AMAQI

26°C15/37°C

1st Aug 2026386 AMAQI
1st Aug 2026477 AMAQI
1st Aug 2026448 AMAQI
1st Aug 2026469 AMAQI
1st Aug 20264810 AMAQI
1st Aug 20264811 AMAQI
1st Aug 20264812 PMAQI
1st Aug 2026381 PMAQI
1st Aug 2026382 PMAQI
1st Aug 2026383 PMAQI
1st Aug 2026294 PMAQI
1st Aug 2026525 PMAQI
1st Aug 2026366 PMAQI
1st Aug 2026277 PMAQI
1st Aug 2026338 PMAQI
1st Aug 2026309 PMAQI
1st Aug 20263610 PMAQI
1st Aug 20263111 PMAQI
2nd Aug 20263312 AMAQI
2nd Aug 2026331 AMAQI
2nd Aug 2026362 AMAQI
2nd Aug 2026403 AMAQI
2nd Aug 2026404 AMAQI
2nd Aug 2026385 AMAQI

28°C19/38°C

2nd Aug 2026336 AMAQI
2nd Aug 2026367 AMAQI
2nd Aug 2026388 AMAQI
2nd Aug 2026489 AMAQI
2nd Aug 20265210 AMAQI
2nd Aug 20265511 AMAQI
2nd Aug 20266012 PMAQI
2nd Aug 2026641 PMAQI
2nd Aug 2026682 PMAQI
2nd Aug 2026633 PMAQI
2nd Aug 2026594 PMAQI
2nd Aug 2026575 PMAQI
2nd Aug 2026566 PMAQI
2nd Aug 2026567 PMAQI
2nd Aug 2026698 PMAQI
2nd Aug 2026709 PMAQI
2nd Aug 20267410 PMAQI
2nd Aug 20266911 PMAQI
3rd Aug 20267412 AMAQI
3rd Aug 2026711 AMAQI
3rd Aug 2026692 AMAQI
3rd Aug 2026733 AMAQI
3rd Aug 2026664 AMAQI
3rd Aug 2026665 AMAQI

27°C17/35°C

3rd Aug 2026566 AMAQI
3rd Aug 2026577 AMAQI
3rd Aug 2026608 AMAQI
3rd Aug 2026609 AMAQI
3rd Aug 20265910 AMAQI
3rd Aug 20266511 AMAQI
3rd Aug 20266512 PMAQI
3rd Aug 2026641 PMAQI
3rd Aug 2026622 PMAQI
3rd Aug 2026583 PMAQI
3rd Aug 2026564 PMAQI
3rd Aug 2026525 PMAQI
3rd Aug 2026516 PMAQI
3rd Aug 2026527 PMAQI
3rd Aug 2026518 PMAQI
3rd Aug 2026539 PMAQI
3rd Aug 20265210 PMAQI
3rd Aug 20265411 PMAQI
4th Aug 20265712 AMAQI
4th Aug 2026571 AMAQI
4th Aug 2026572 AMAQI
4th Aug 2026533 AMAQI
4th Aug 2026524 AMAQI
4th Aug 2026535 AMAQI

23°C18/30°C

4th Aug 2026526 AMAQI
4th Aug 2026517 AMAQI
4th Aug 2026518 AMAQI
4th Aug 2026539 AMAQI
4th Aug 20265110 AMAQI
4th Aug 20265211 AMAQI
4th Aug 20265312 PMAQI
4th Aug 2026551 PMAQI
4th Aug 2026532 PMAQI
4th Aug 2026513 PMAQI
4th Aug 2026504 PMAQI
4th Aug 2026495 PMAQI
4th Aug 2026466 PMAQI
4th Aug 2026537 PMAQI
4th Aug 2026528 PMAQI
4th Aug 2026539 PMAQI
4th Aug 20265410 PMAQI
4th Aug 20265211 PMAQI
5th Aug 20265612 AMAQI
5th Aug 2026541 AMAQI
5th Aug 2026562 AMAQI
5th Aug 2026553 AMAQI
5th Aug 2026524 AMAQI
5th Aug 2026585 AMAQI

21°C11/31°C

5th Aug 2026606 AMAQI
5th Aug 2026607 AMAQI
5th Aug 2026568 AMAQI
5th Aug 2026529 AMAQI
5th Aug 20265210 AMAQI
5th Aug 20265611 AMAQI
5th Aug 20265812 PMAQI
5th Aug 2026561 PMAQI
5th Aug 2026532 PMAQI
5th Aug 2026573 PMAQI
5th Aug 2026594 PMAQI
5th Aug 2026585 PMAQI
5th Aug 2026606 PMAQI
5th Aug 2026607 PMAQI
5th Aug 2026588 PMAQI
5th Aug 2026629 PMAQI
5th Aug 20265910 PMAQI
5th Aug 20266211 PMAQI
6th Aug 20266012 AMAQI
6th Aug 2026601 AMAQI
6th Aug 2026642 AMAQI
6th Aug 2026623 AMAQI
6th Aug 2026644 AMAQI
6th Aug 2026655 AMAQI

23°C11/32°C

6th Aug 2026626 AMAQI
6th Aug 2026597 AMAQI
6th Aug 2026628 AMAQI
6th Aug 2026659 AMAQI
6th Aug 20266010 AMAQI
6th Aug 20265911 AMAQI
6th Aug 20265912 PMAQI
6th Aug 2026601 PMAQI
6th Aug 2026582 PMAQI
6th Aug 2026553 PMAQI
6th Aug 2026584 PMAQI
6th Aug 2026565 PMAQI
6th Aug 2026536 PMAQI
6th Aug 2026517 PMAQI
6th Aug 2026468 PMAQI
6th Aug 2026429 PMAQI
6th Aug 20264510 PMAQI
6th Aug 20265411 PMAQI
7th Aug 20265412 AMAQI
7th Aug 2026521 AMAQI
7th Aug 2026532 AMAQI
7th Aug 2026533 AMAQI
7th Aug 2026524 AMAQI
7th Aug 2026525 AMAQI

25°C14/35°C

7th Aug 2026536 AMAQI
6 AM
7th Aug 2026547 AMAQI
7th Aug 2026568 AMAQI
7th Aug 2026539 AMAQI
7th Aug 20265510 AMAQI
7th Aug 20265611 AMAQI
7th Aug 20265612 PMAQI
7th Aug 2026531 PMAQI
1 PM
7th Aug 2026522 PMAQI
7th Aug 2026463 PMAQI
7th Aug 2026404 PMAQI
7th Aug 2026405 PMAQI
7th Aug 2026386 PMAQI
7th Aug 2026367 PMAQI
7th Aug 2026528 PMAQI
8 PM
7th Aug 2026489 PMAQI
7th Aug 20263610 PMAQI
7th Aug 20264411 PMAQI
1 AM
5 AM

28°C18/36°C

Day time
Avg. Highest Time
10 AM

45AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
4 PM - 7 PM

39AQI

4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 10 AM (Avg. 45), while the lowest AQI was between 4 PM to 7 PM (Avg. 39).
Night time
Avg. Highest Time
12 AM - 3 AM

42AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
4 AM - 11 PM

41AQI

5 hours / Day
150 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 42), while the lowest AQI was between 4 AM to 11 PM (Avg. 41).

2026 Days Vs Air Quality

Preston, Idaho, United States

2026

95%

206

5%

10

Total number of days with different AQI categories in last 219 days in 2026 (146 days remaining)

Good
206 Days
Moderate
10 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 95%

Health Risk Level:

Very Low

In 2026, 95% of 219 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

Preston, Idaho, 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
32AQI (US)
2nd January 2026
27AQI (US)
3rd January 2026
24AQI (US)
4th January 2026
12AQI (US)
5th January 2026
18AQI (US)
6th January 2026
26AQI (US)
7th January 2026
16AQI (US)
8th January 2026
18AQI (US)
9th January 2026
18AQI (US)
10th January 2026
25AQI (US)
11th January 2026
35AQI (US)
12th January 2026
46AQI (US)
13th January 2026
48AQI (US)
14th January 2026
48AQI (US)
15th January 2026
51AQI (US)
16th January 2026
47AQI (US)
17th January 2026
24AQI (US)
18th January 2026
23AQI (US)
19th January 2026
29AQI (US)
20th January 2026
30AQI (US)
21st January 2026
34AQI (US)
22nd January 2026
44AQI (US)
23rd January 2026
45AQI (US)
24th January 2026
43AQI (US)
25th January 2026
43AQI (US)
26th January 2026
43AQI (US)
27th January 2026
40AQI (US)
28th January 2026
43AQI (US)
29th January 2026
46AQI (US)
30th January 2026
42AQI (US)
31st January 2026
41AQI (US)
1st February 2026
39AQI (US)
2nd February 2026
43AQI (US)
3rd February 2026
44AQI (US)
4th February 2026
45AQI (US)
5th February 2026
42AQI (US)
6th February 2026
38AQI (US)
7th February 2026
37AQI (US)
8th February 2026
42AQI (US)
9th February 2026
46AQI (US)
10th February 2026
30AQI (US)
11th February 2026
29AQI (US)
12th February 2026
30AQI (US)
13th February 2026
39AQI (US)
14th February 2026
34AQI (US)
15th February 2026
33AQI (US)
16th February 2026
33AQI (US)
17th February 2026
32AQI (US)
18th February 2026
37AQI (US)
19th February 2026
39AQI (US)
20th February 2026
32AQI (US)
21st February 2026
30AQI (US)
22nd February 2026
30AQI (US)
23rd February 2026
20AQI (US)
24th February 2026
26AQI (US)
25th February 2026
37AQI (US)
26th February 2026
24AQI (US)
27th February 2026
26AQI (US)
28th February 2026
27AQI (US)
1st March 2026
35AQI (US)
2nd March 2026
41AQI (US)
3rd March 2026
37AQI (US)
4th March 2026
30AQI (US)
5th March 2026
40AQI (US)
6th March 2026
35AQI (US)
7th March 2026
37AQI (US)
8th March 2026
36AQI (US)
9th March 2026
33AQI (US)
10th March 2026
23AQI (US)
11th March 2026
27AQI (US)
12th March 2026
31AQI (US)
13th March 2026
25AQI (US)
14th March 2026
33AQI (US)
15th March 2026
28AQI (US)
16th March 2026
26AQI (US)
17th March 2026
30AQI (US)
18th March 2026
19AQI (US)
19th March 2026
24AQI (US)
20th March 2026
23AQI (US)
21st March 2026
19AQI (US)
22nd March 2026
25AQI (US)
23rd March 2026
25AQI (US)
24th March 2026
21AQI (US)
25th March 2026
22AQI (US)
26th March 2026
37AQI (US)
27th March 2026
25AQI (US)
28th March 2026
24AQI (US)
29th March 2026
16AQI (US)
30th March 2026
23AQI (US)
31st March 2026
20AQI (US)
1st April 2026
27AQI (US)
2nd April 2026
24AQI (US)
3rd April 2026
29AQI (US)
4th April 2026
25AQI (US)
5th April 2026
25AQI (US)
6th April 2026
24AQI (US)
7th April 2026
33AQI (US)
8th April 2026
22AQI (US)
9th April 2026
20AQI (US)
10th April 2026
22AQI (US)
11th April 2026
22AQI (US)
12th April 2026
30AQI (US)
13th April 2026
29AQI (US)
14th April 2026
23AQI (US)
15th April 2026
25AQI (US)
16th April 2026
23AQI (US)
17th April 2026
18th April 2026
29AQI (US)
19th April 2026
17AQI (US)
20th April 2026
15AQI (US)
21st April 2026
21AQI (US)
22nd April 2026
23rd April 2026
23AQI (US)
24th April 2026
22AQI (US)
25th April 2026
20AQI (US)
26th April 2026
24AQI (US)
27th April 2026
21AQI (US)
28th April 2026
15AQI (US)
29th April 2026
16AQI (US)
30th April 2026
19AQI (US)
1st May 2026
16AQI (US)
2nd May 2026
16AQI (US)
3rd May 2026
15AQI (US)
4th May 2026
21AQI (US)
5th May 2026
21AQI (US)
6th May 2026
20AQI (US)
7th May 2026
26AQI (US)
8th May 2026
27AQI (US)
9th May 2026
10th May 2026
18AQI (US)
11th May 2026
22AQI (US)
12th May 2026
22AQI (US)
13th May 2026
42AQI (US)
14th May 2026
31AQI (US)
15th May 2026
23AQI (US)
16th May 2026
24AQI (US)
17th May 2026
29AQI (US)
18th May 2026
39AQI (US)
19th May 2026
25AQI (US)
20th May 2026
20AQI (US)
21st May 2026
20AQI (US)
22nd May 2026
21AQI (US)
23rd May 2026
21AQI (US)
24th May 2026
20AQI (US)
25th May 2026
17AQI (US)
26th May 2026
25AQI (US)
27th May 2026
29AQI (US)
28th May 2026
26AQI (US)
29th May 2026
23AQI (US)
30th May 2026
24AQI (US)
31st May 2026
26AQI (US)
1st June 2026
24AQI (US)
2nd June 2026
24AQI (US)
3rd June 2026
25AQI (US)
4th June 2026
21AQI (US)
5th June 2026
18AQI (US)
6th June 2026
26AQI (US)
7th June 2026
22AQI (US)
8th June 2026
24AQI (US)
9th June 2026
24AQI (US)
10th June 2026
26AQI (US)
11th June 2026
21AQI (US)
12th June 2026
23AQI (US)
13th June 2026
20AQI (US)
14th June 2026
21AQI (US)
15th June 2026
23AQI (US)
16th June 2026
21AQI (US)
17th June 2026
24AQI (US)
18th June 2026
25AQI (US)
19th June 2026
24AQI (US)
20th June 2026
26AQI (US)
21st June 2026
21AQI (US)
22nd June 2026
18AQI (US)
23rd June 2026
28AQI (US)
24th June 2026
47AQI (US)
25th June 2026
26AQI (US)
26th June 2026
30AQI (US)
27th June 2026
29AQI (US)
28th June 2026
28AQI (US)
29th June 2026
23AQI (US)
30th June 2026
24AQI (US)
1st July 2026
21AQI (US)
2nd July 2026
24AQI (US)
3rd July 2026
18AQI (US)
4th July 2026
16AQI (US)
5th July 2026
15AQI (US)
6th July 2026
19AQI (US)
7th July 2026
24AQI (US)
8th July 2026
25AQI (US)
9th July 2026
24AQI (US)
10th July 2026
28AQI (US)
11th July 2026
27AQI (US)
12th July 2026
23AQI (US)
13th July 2026
32AQI (US)
14th July 2026
30AQI (US)
15th July 2026
27AQI (US)
16th July 2026
24AQI (US)
17th July 2026
34AQI (US)
18th July 2026
42AQI (US)
19th July 2026
40AQI (US)
20th July 2026
51AQI (US)
21st July 2026
39AQI (US)
22nd July 2026
39AQI (US)
23rd July 2026
42AQI (US)
24th July 2026
43AQI (US)
25th July 2026
46AQI (US)
26th July 2026
51AQI (US)
27th July 2026
57AQI (US)
28th July 2026
52AQI (US)
29th July 2026
39AQI (US)
30th July 2026
40AQI (US)
31st July 2026
38AQI (US)
1st August 2026
39AQI (US)
2nd August 2026
52AQI (US)
3rd August 2026
60AQI (US)
4th August 2026
52AQI (US)
5th August 2026
57AQI (US)
6th August 2026
57AQI (US)
7th August 2026
49AQI (US)
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

34AQI (US)

34AQI (US)

28AQI (US)

23AQI (US)

24AQI (US)

25AQI (US)

33AQI (US)

52AQI (US)

No. of days

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

202630AQI (US)

30
1
28
31
28
30
30
27
4
2
5
206
10

Highest AQI (US) recorded in

August

52AQI (US)

Lowest AQI (US) recorded in

April

23AQI (US)

202531AQI (US)

5
1
30
31
28
2
31
28
3
29
1
30
1
30
31
273
8

Highest AQI (US) recorded in

March

36AQI (US)

Lowest AQI (US) recorded in

April

24AQI (US)

Most & Least Polluted Years Over the Last 2 Years

Most Polluted Year Recorded
2025(Avg.)
31AQI (US)
Least Polluted Year Recorded
2026(Avg.)
30AQI (US)

Preston's annual 2026 AQI (US) (30) shows an average percentage change of -3.2% (improved AQI (US)) compared to previous years: 2025 (31).