Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Thread, Hilo, Hawaii, 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

Thread, Hilo, Hawaii, United States

2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
7th Aug 2023
41AQI
Lowest AQI recorded on
30th Aug 2022
8AQI

Same Day Analysis (31st August):
On this day, AQI across the 4 years varied significantly: 2026 ranks 1st highest AQI at 23 of Good air quality on the same day.

Day & Night AQI Trend: 31st Jul - 1st Aug 2026

Thread, Hilo, Hawaii, United States

AQI
Day
Night
.

5 AM31st Jul 2026

7 PM

4 AM1st Aug 2026

Day time
Avg. Highest Time
7AM31st Jul

57AQI

Avg. Lowest Time
3PM31st Jul

40AQI

Night time
Avg. Highest Time
2AM1st Aug

51AQI

Avg. Lowest Time
3AM1st Aug

38AQI

In the last 24 hours,

Thread's AQI reached its highest point of 57 at 7 AM during the Day, while the lowest point, 38, was recorded at 3 AM during the Night between 31st Jul and 1st Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Thread, Hilo, Hawaii, United States

JulAug
03rd - 04th04th - 05th05th - 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
Day
Night
3rd Jul 2026325 AMAQI
3rd Jul 2026326 AMAQI
3rd Jul 2026327 AMAQI
3rd Jul 2026298 AMAQI
3rd Jul 2026289 AMAQI
3rd Jul 20262910 AMAQI
3rd Jul 20263011 AMAQI
3rd Jul 20262812 PMAQI
3rd Jul 2026301 PMAQI
3rd Jul 2026252 PMAQI
3rd Jul 2026253 PMAQI
3rd Jul 2026244 PMAQI
3rd Jul 2026245 PMAQI
3rd Jul 2026266 PMAQI
3rd Jul 2026277 PMAQI
3rd Jul 2026278 PMAQI
3rd Jul 2026289 PMAQI
3rd Jul 20263010 PMAQI
3rd Jul 20262711 PMAQI
4th Jul 20262812 AMAQI
4th Jul 2026271 AMAQI
4th Jul 2026282 AMAQI
4th Jul 2026273 AMAQI
4th Jul 2026284 AMAQI

23°C22/24°C

4th Jul 2026275 AMAQI
4th Jul 2026276 AMAQI
4th Jul 2026247 AMAQI
4th Jul 2026268 AMAQI
4th Jul 2026259 AMAQI
4th Jul 20262610 AMAQI
4th Jul 20262611 AMAQI
4th Jul 20262612 PMAQI
4th Jul 2026241 PMAQI
4th Jul 2026212 PMAQI
4th Jul 2026223 PMAQI
4th Jul 2026194 PMAQI
4th Jul 2026205 PMAQI
4th Jul 2026226 PMAQI
4th Jul 2026237 PMAQI
4th Jul 2026288 PMAQI
4th Jul 2026309 PMAQI
4th Jul 20262510 PMAQI
4th Jul 20262811 PMAQI
5th Jul 20262812 AMAQI
5th Jul 2026231 AMAQI
5th Jul 2026252 AMAQI
5th Jul 2026223 AMAQI
5th Jul 2026304 AMAQI

23°C22/25°C

5th Jul 2026315 AMAQI
5th Jul 2026286 AMAQI
5th Jul 2026287 AMAQI
5th Jul 2026288 AMAQI
5th Jul 2026269 AMAQI
5th Jul 20262710 AMAQI
5th Jul 20262611 AMAQI
5th Jul 20262612 PMAQI
5th Jul 2026261 PMAQI
5th Jul 2026192 PMAQI
5th Jul 2026223 PMAQI
5th Jul 2026194 PMAQI
5th Jul 2026215 PMAQI
5th Jul 2026196 PMAQI
5th Jul 2026237 PMAQI
5th Jul 2026268 PMAQI
5th Jul 2026289 PMAQI
5th Jul 20262010 PMAQI
5th Jul 20261511 PMAQI
6th Jul 20261012 AMAQI
6th Jul 202691 AMAQI
6th Jul 2026102 AMAQI
6th Jul 2026103 AMAQI
6th Jul 2026104 AMAQI

23°C21/25°C

6th Jul 202695 AMAQI
6th Jul 202696 AMAQI
6th Jul 2026107 AMAQI
6th Jul 2026108 AMAQI
6th Jul 2026109 AMAQI
6th Jul 20261010 AMAQI
6th Jul 20261011 AMAQI
6th Jul 20262012 PMAQI
6th Jul 2026311 PMAQI
6th Jul 2026112 PMAQI
6th Jul 2026293 PMAQI
6th Jul 2026264 PMAQI
6th Jul 2026235 PMAQI
6th Jul 2026246 PMAQI
6th Jul 2026267 PMAQI
6th Jul 2026328 PMAQI
6th Jul 2026289 PMAQI
6th Jul 20263210 PMAQI
6th Jul 20263111 PMAQI
7th Jul 20262912 AMAQI
7th Jul 2026301 AMAQI
7th Jul 2026322 AMAQI
7th Jul 2026303 AMAQI
7th Jul 2026284 AMAQI

23°C22/24°C

7th Jul 2026325 AMAQI
7th Jul 2026346 AMAQI
7th Jul 2026327 AMAQI
7th Jul 2026338 AMAQI
7th Jul 2026309 AMAQI
7th Jul 20262910 AMAQI
7th Jul 20263311 AMAQI
7th Jul 20263112 PMAQI
7th Jul 2026301 PMAQI
7th Jul 2026282 PMAQI
7th Jul 2026283 PMAQI
7th Jul 2026264 PMAQI
7th Jul 2026285 PMAQI
7th Jul 2026286 PMAQI
7th Jul 2026267 PMAQI
7th Jul 2026308 PMAQI
7th Jul 2026309 PMAQI
7th Jul 20262610 PMAQI
7th Jul 20262511 PMAQI
8th Jul 20262012 AMAQI
8th Jul 2026231 AMAQI
8th Jul 2026242 AMAQI
8th Jul 2026243 AMAQI
8th Jul 2026264 AMAQI

23°C22/24°C

8th Jul 2026315 AMAQI
8th Jul 2026306 AMAQI
8th Jul 2026307 AMAQI
8th Jul 2026328 AMAQI
8th Jul 2026299 AMAQI
8th Jul 20263010 AMAQI
8th Jul 20262811 AMAQI
8th Jul 20263012 PMAQI
8th Jul 2026291 PMAQI
8th Jul 2026242 PMAQI
8th Jul 2026243 PMAQI
8th Jul 2026244 PMAQI
8th Jul 2026245 PMAQI
8th Jul 2026236 PMAQI
8th Jul 2026247 PMAQI
8th Jul 2026288 PMAQI
8th Jul 2026289 PMAQI
8th Jul 20262710 PMAQI
8th Jul 20262811 PMAQI
9th Jul 20262712 AMAQI
9th Jul 2026281 AMAQI
9th Jul 2026252 AMAQI
9th Jul 2026283 AMAQI
9th Jul 2026304 AMAQI

23°C22/25°C

9th Jul 2026325 AMAQI
9th Jul 2026306 AMAQI
9th Jul 2026297 AMAQI
9th Jul 2026328 AMAQI
9th Jul 2026269 AMAQI
9th Jul 20263010 AMAQI
9th Jul 20263011 AMAQI
9th Jul 20262812 PMAQI
9th Jul 2026301 PMAQI
9th Jul 2026322 PMAQI
9th Jul 2026343 PMAQI
9th Jul 2026304 PMAQI
9th Jul 2026305 PMAQI
9th Jul 2026266 PMAQI
9th Jul 2026247 PMAQI
9th Jul 2026268 PMAQI
9th Jul 2026289 PMAQI
9th Jul 20263110 PMAQI
9th Jul 20263111 PMAQI
10th Jul 20263212 AMAQI
10th Jul 2026341 AMAQI
10th Jul 2026322 AMAQI
10th Jul 2026323 AMAQI
10th Jul 2026384 AMAQI

23°C20/26°C

10th Jul 2026385 AMAQI
10th Jul 2026386 AMAQI
10th Jul 2026327 AMAQI
10th Jul 2026348 AMAQI
10th Jul 2026309 AMAQI
10th Jul 20263210 AMAQI
10th Jul 20263411 AMAQI
10th Jul 20263212 PMAQI
10th Jul 2026381 PMAQI
10th Jul 2026362 PMAQI
10th Jul 2026363 PMAQI
10th Jul 2026294 PMAQI
10th Jul 2026295 PMAQI
10th Jul 2026286 PMAQI
10th Jul 2026247 PMAQI
10th Jul 2026248 PMAQI
10th Jul 2026279 PMAQI
10th Jul 20263410 PMAQI
10th Jul 20263211 PMAQI
11th Jul 20263112 AMAQI
11th Jul 2026301 AMAQI
11th Jul 2026332 AMAQI
11th Jul 2026353 AMAQI
11th Jul 2026324 AMAQI

24°C23/25°C

11th Jul 2026335 AMAQI
11th Jul 2026346 AMAQI
11th Jul 2026337 AMAQI
11th Jul 2026318 AMAQI
11th Jul 2026309 AMAQI
11th Jul 20263210 AMAQI
11th Jul 20263311 AMAQI
11th Jul 20263212 PMAQI
11th Jul 2026311 PMAQI
11th Jul 2026322 PMAQI
11th Jul 2026313 PMAQI
11th Jul 2026284 PMAQI
11th Jul 2026285 PMAQI
11th Jul 2026246 PMAQI
11th Jul 2026247 PMAQI
11th Jul 2026268 PMAQI
11th Jul 2026269 PMAQI
11th Jul 20263210 PMAQI
11th Jul 20263011 PMAQI
12th Jul 20263112 AMAQI
12th Jul 2026321 AMAQI
12th Jul 2026342 AMAQI
12th Jul 2026313 AMAQI
12th Jul 2026304 AMAQI

24°C23/25°C

12th Jul 2026325 AMAQI
12th Jul 2026346 AMAQI
12th Jul 2026307 AMAQI
12th Jul 2026308 AMAQI
12th Jul 2026309 AMAQI
12th Jul 20263210 AMAQI
12th Jul 20263111 AMAQI
12th Jul 20262912 PMAQI
12th Jul 2026301 PMAQI
12th Jul 2026322 PMAQI
12th Jul 2026303 PMAQI
12th Jul 2026294 PMAQI
12th Jul 2026265 PMAQI
12th Jul 2026246 PMAQI
12th Jul 2026227 PMAQI
12th Jul 2026228 PMAQI
12th Jul 2026269 PMAQI
12th Jul 20263210 PMAQI
12th Jul 20263211 PMAQI
13th Jul 20263212 AMAQI
13th Jul 2026321 AMAQI
13th Jul 2026322 AMAQI
13th Jul 2026373 AMAQI
13th Jul 2026364 AMAQI

23°C22/24°C

13th Jul 2026345 AMAQI
13th Jul 2026366 AMAQI
13th Jul 2026367 AMAQI
13th Jul 2026358 AMAQI
13th Jul 2026299 AMAQI
13th Jul 20263210 AMAQI
13th Jul 20263211 AMAQI
13th Jul 20263112 PMAQI
13th Jul 2026291 PMAQI
13th Jul 2026372 PMAQI
13th Jul 2026343 PMAQI
13th Jul 2026264 PMAQI
13th Jul 2026245 PMAQI
13th Jul 2026216 PMAQI
13th Jul 2026227 PMAQI
13th Jul 2026208 PMAQI
13th Jul 2026249 PMAQI
13th Jul 20263110 PMAQI
13th Jul 20263411 PMAQI
14th Jul 20263312 AMAQI
14th Jul 2026331 AMAQI
14th Jul 2026342 AMAQI
14th Jul 2026343 AMAQI
14th Jul 2026344 AMAQI

22°C21/24°C

14th Jul 2026365 AMAQI
14th Jul 2026366 AMAQI
14th Jul 2026347 AMAQI
14th Jul 2026328 AMAQI
14th Jul 2026299 AMAQI
14th Jul 20263310 AMAQI
14th Jul 20263011 AMAQI
14th Jul 20263212 PMAQI
14th Jul 2026341 PMAQI
14th Jul 2026302 PMAQI
14th Jul 2026343 PMAQI
14th Jul 2026284 PMAQI
14th Jul 2026265 PMAQI
14th Jul 2026226 PMAQI
14th Jul 2026227 PMAQI
14th Jul 2026208 PMAQI
14th Jul 2026229 PMAQI
14th Jul 20262710 PMAQI
14th Jul 20262811 PMAQI
15th Jul 20262412 AMAQI
15th Jul 2026261 AMAQI
15th Jul 2026262 AMAQI
15th Jul 2026293 AMAQI
15th Jul 2026254 AMAQI

23°C21/25°C

15th Jul 2026265 AMAQI
15th Jul 2026266 AMAQI
15th Jul 2026307 AMAQI
15th Jul 2026288 AMAQI
15th Jul 2026269 AMAQI
15th Jul 20263110 AMAQI
15th Jul 20263011 AMAQI
15th Jul 20263012 PMAQI
15th Jul 2026321 PMAQI
15th Jul 2026322 PMAQI
15th Jul 2026323 PMAQI
15th Jul 2026284 PMAQI
15th Jul 2026285 PMAQI
15th Jul 2026266 PMAQI
15th Jul 2026247 PMAQI
15th Jul 2026268 PMAQI
15th Jul 2026229 PMAQI
15th Jul 20262710 PMAQI
15th Jul 20262811 PMAQI
16th Jul 20262812 AMAQI
16th Jul 2026281 AMAQI
16th Jul 2026302 AMAQI
16th Jul 2026283 AMAQI
16th Jul 2026304 AMAQI

23°C21/26°C

16th Jul 2026305 AMAQI
16th Jul 2026316 AMAQI
16th Jul 2026327 AMAQI
16th Jul 2026308 AMAQI
16th Jul 2026329 AMAQI
16th Jul 20263110 AMAQI
16th Jul 20263011 AMAQI
16th Jul 20263012 PMAQI
16th Jul 2026241 PMAQI
16th Jul 2026292 PMAQI
16th Jul 2026303 PMAQI
16th Jul 2026284 PMAQI
16th Jul 2026285 PMAQI
16th Jul 2026256 PMAQI
16th Jul 2026267 PMAQI
16th Jul 2026248 PMAQI
16th Jul 2026299 PMAQI
16th Jul 20262410 PMAQI
16th Jul 20262911 PMAQI
17th Jul 20264812 AMAQI
17th Jul 2026441 AMAQI
17th Jul 2026422 AMAQI
17th Jul 2026483 AMAQI
17th Jul 2026464 AMAQI

24°C21/26°C

17th Jul 2026405 AMAQI
17th Jul 2026386 AMAQI
17th Jul 2026407 AMAQI
17th Jul 2026468 AMAQI
17th Jul 2026449 AMAQI
17th Jul 20264410 AMAQI
17th Jul 20264811 AMAQI
17th Jul 20265112 PMAQI
17th Jul 2026501 PMAQI
17th Jul 2026482 PMAQI
17th Jul 2026503 PMAQI
17th Jul 2026504 PMAQI
17th Jul 2026465 PMAQI
17th Jul 2026506 PMAQI
17th Jul 2026447 PMAQI
17th Jul 2026488 PMAQI
17th Jul 2026489 PMAQI
17th Jul 20264410 PMAQI
17th Jul 20265411 PMAQI
18th Jul 20264812 AMAQI
18th Jul 2026481 AMAQI
18th Jul 2026442 AMAQI
18th Jul 2026323 AMAQI
18th Jul 2026464 AMAQI

24°C22/26°C

18th Jul 2026425 AMAQI
18th Jul 2026466 AMAQI
18th Jul 2026537 AMAQI
18th Jul 2026498 AMAQI
18th Jul 2026609 AMAQI
18th Jul 20264210 AMAQI
18th Jul 20264211 AMAQI
18th Jul 20264612 PMAQI
18th Jul 2026461 PMAQI
18th Jul 2026442 PMAQI
18th Jul 2026553 PMAQI
18th Jul 2026404 PMAQI
18th Jul 2026445 PMAQI
18th Jul 2026476 PMAQI
18th Jul 2026497 PMAQI
18th Jul 2026508 PMAQI
18th Jul 2026449 PMAQI
18th Jul 20264210 PMAQI
18th Jul 20263311 PMAQI
19th Jul 20262312 AMAQI
19th Jul 2026341 AMAQI
19th Jul 2026582 AMAQI
19th Jul 2026543 AMAQI
19th Jul 2026334 AMAQI

24°C22/25°C

19th Jul 2026445 AMAQI
19th Jul 2026466 AMAQI
19th Jul 2026447 AMAQI
19th Jul 2026318 AMAQI
19th Jul 2026349 AMAQI
19th Jul 20264110 AMAQI
19th Jul 20264011 AMAQI
19th Jul 20264012 PMAQI
19th Jul 2026461 PMAQI
19th Jul 2026422 PMAQI
19th Jul 2026423 PMAQI
19th Jul 2026384 PMAQI
19th Jul 2026385 PMAQI
19th Jul 2026366 PMAQI
19th Jul 2026467 PMAQI
19th Jul 2026408 PMAQI
19th Jul 2026469 PMAQI
19th Jul 20264910 PMAQI
19th Jul 20264411 PMAQI
20th Jul 20265012 AMAQI
20th Jul 2026441 AMAQI
20th Jul 2026382 AMAQI
20th Jul 2026313 AMAQI
20th Jul 2026444 AMAQI

24°C22/25°C

20th Jul 2026445 AMAQI
20th Jul 2026496 AMAQI
20th Jul 2026487 AMAQI
20th Jul 2026408 AMAQI
20th Jul 2026559 AMAQI
20th Jul 20264610 AMAQI
20th Jul 20264811 AMAQI
20th Jul 20264212 PMAQI
20th Jul 2026401 PMAQI
20th Jul 2026422 PMAQI
20th Jul 2026463 PMAQI
20th Jul 2026464 PMAQI
20th Jul 2026466 PMAQI
20th Jul 2026407 PMAQI
20th Jul 2026428 PMAQI
20th Jul 2026229 PMAQI
20th Jul 20261010 PMAQI
20th Jul 20264011 PMAQI
21st Jul 20263812 AMAQI
21st Jul 2026421 AMAQI
21st Jul 2026462 AMAQI
21st Jul 2026463 AMAQI
21st Jul 2026444 AMAQI

24°C22/27°C

21st Jul 2026415 AMAQI
21st Jul 2026566 AMAQI
21st Jul 2026527 AMAQI
21st Jul 2026468 AMAQI
21st Jul 2026469 AMAQI
21st Jul 20264610 AMAQI
21st Jul 20263411 AMAQI
21st Jul 20264412 PMAQI
21st Jul 2026511 PMAQI
21st Jul 2026302 PMAQI
21st Jul 2026233 PMAQI
21st Jul 2026204 PMAQI
21st Jul 2026385 PMAQI
21st Jul 2026606 PMAQI
21st Jul 2026677 PMAQI
21st Jul 2026408 PMAQI
21st Jul 2026569 PMAQI
21st Jul 20263610 PMAQI
21st Jul 20264611 PMAQI
22nd Jul 20265012 AMAQI
22nd Jul 2026461 AMAQI
22nd Jul 2026222 AMAQI
22nd Jul 2026273 AMAQI
22nd Jul 2026264 AMAQI

24°C23/26°C

22nd Jul 2026225 AMAQI
22nd Jul 2026216 AMAQI
22nd Jul 2026247 AMAQI
22nd Jul 2026528 AMAQI
22nd Jul 2026559 AMAQI
22nd Jul 20265210 AMAQI
22nd Jul 20264411 AMAQI
22nd Jul 20264612 PMAQI
22nd Jul 2026361 PMAQI
22nd Jul 2026562 PMAQI
22nd Jul 2026443 PMAQI
22nd Jul 2026694 PMAQI
22nd Jul 2026545 PMAQI
22nd Jul 2026526 PMAQI
22nd Jul 2026367 PMAQI
22nd Jul 2026108 PMAQI
22nd Jul 202689 PMAQI
22nd Jul 20262410 PMAQI
22nd Jul 20261511 PMAQI
23rd Jul 20263812 AMAQI
23rd Jul 202691 AMAQI
23rd Jul 202682 AMAQI
23rd Jul 202693 AMAQI
23rd Jul 202684 AMAQI

24°C23/25°C

23rd Jul 2026245 AMAQI
23rd Jul 2026266 AMAQI
23rd Jul 2026507 AMAQI
23rd Jul 2026198 AMAQI
23rd Jul 2026179 AMAQI
23rd Jul 20264610 AMAQI
23rd Jul 20266911 AMAQI
23rd Jul 20263012 PMAQI
23rd Jul 2026231 PMAQI
23rd Jul 2026362 PMAQI
23rd Jul 2026483 PMAQI
23rd Jul 2026444 PMAQI
23rd Jul 2026275 PMAQI
23rd Jul 2026546 PMAQI
23rd Jul 2026367 PMAQI
23rd Jul 2026508 PMAQI
23rd Jul 2026259 PMAQI
23rd Jul 20263810 PMAQI
23rd Jul 20264011 PMAQI
24th Jul 20265312 AMAQI
24th Jul 2026461 AMAQI
24th Jul 2026522 AMAQI
24th Jul 2026513 AMAQI
24th Jul 2026384 AMAQI

23°C22/25°C

24th Jul 2026525 AMAQI
24th Jul 2026426 AMAQI
24th Jul 2026467 AMAQI
24th Jul 2026428 AMAQI
24th Jul 2026279 AMAQI
24th Jul 20264210 AMAQI
24th Jul 20264611 AMAQI
24th Jul 20264412 PMAQI
24th Jul 2026421 PMAQI
24th Jul 2026422 PMAQI
24th Jul 2026503 PMAQI
24th Jul 2026464 PMAQI
24th Jul 2026385 PMAQI
24th Jul 2026396 PMAQI
24th Jul 2026387 PMAQI
24th Jul 2026368 PMAQI
24th Jul 2026449 PMAQI
24th Jul 20264610 PMAQI
24th Jul 20265011 PMAQI
25th Jul 20265012 AMAQI
25th Jul 2026541 AMAQI
25th Jul 2026482 AMAQI
25th Jul 2026463 AMAQI
25th Jul 2026484 AMAQI

24°C22/26°C

25th Jul 2026345 AMAQI
25th Jul 2026506 AMAQI
25th Jul 2026487 AMAQI
25th Jul 2026468 AMAQI
25th Jul 2026489 AMAQI
25th Jul 20264610 AMAQI
25th Jul 20264011 AMAQI
25th Jul 20263812 PMAQI
25th Jul 2026421 PMAQI
25th Jul 2026302 PMAQI
25th Jul 2026443 PMAQI
25th Jul 2026504 PMAQI
25th Jul 2026625 PMAQI
25th Jul 2026546 PMAQI
25th Jul 2026597 PMAQI
25th Jul 2026578 PMAQI
25th Jul 2026569 PMAQI
25th Jul 20265310 PMAQI
25th Jul 20264811 PMAQI
26th Jul 20264212 AMAQI
26th Jul 2026441 AMAQI
26th Jul 2026422 AMAQI
26th Jul 2026403 AMAQI
26th Jul 2026444 AMAQI

23°C22/24°C

26th Jul 2026205 AMAQI
26th Jul 2026206 AMAQI
26th Jul 2026347 AMAQI
26th Jul 2026508 AMAQI
26th Jul 2026429 AMAQI
26th Jul 20264410 AMAQI
26th Jul 20264411 AMAQI
26th Jul 20262312 PMAQI
26th Jul 2026381 PMAQI
26th Jul 2026362 PMAQI
26th Jul 2026363 PMAQI
26th Jul 2026624 PMAQI
26th Jul 2026645 PMAQI
26th Jul 2026406 PMAQI
26th Jul 2026387 PMAQI
26th Jul 2026528 PMAQI
26th Jul 2026429 PMAQI
26th Jul 20263810 PMAQI
26th Jul 20264011 PMAQI
27th Jul 20263612 AMAQI
27th Jul 2026401 AMAQI
27th Jul 2026462 AMAQI
27th Jul 2026523 AMAQI
27th Jul 2026484 AMAQI

23°C21/25°C

27th Jul 2026505 AMAQI
27th Jul 2026326 AMAQI
27th Jul 2026197 AMAQI
27th Jul 2026468 AMAQI
27th Jul 2026449 AMAQI
27th Jul 20265010 AMAQI
27th Jul 20264611 AMAQI
27th Jul 20264212 PMAQI
27th Jul 2026401 PMAQI
27th Jul 2026312 PMAQI
27th Jul 2026313 PMAQI
27th Jul 2026364 PMAQI
27th Jul 2026385 PMAQI
27th Jul 2026386 PMAQI
27th Jul 2026297 PMAQI
27th Jul 2026388 PMAQI
27th Jul 2026429 PMAQI
27th Jul 20264610 PMAQI
27th Jul 20264611 PMAQI
28th Jul 20264612 AMAQI
28th Jul 2026231 AMAQI
28th Jul 2026422 AMAQI
28th Jul 2026323 AMAQI
28th Jul 2026294 AMAQI

25°C21/27°C

28th Jul 2026445 AMAQI
28th Jul 2026466 AMAQI
28th Jul 2026417 AMAQI
28th Jul 2026568 AMAQI
28th Jul 2026489 AMAQI
28th Jul 20264410 AMAQI
28th Jul 20263411 AMAQI
28th Jul 20264612 PMAQI
28th Jul 2026541 PMAQI
28th Jul 2026292 PMAQI
28th Jul 2026423 PMAQI
28th Jul 2026384 PMAQI
28th Jul 2026385 PMAQI
28th Jul 2026346 PMAQI
28th Jul 2026467 PMAQI
28th Jul 2026218 PMAQI
28th Jul 2026349 PMAQI
28th Jul 20262310 PMAQI
28th Jul 20263411 PMAQI
29th Jul 20264212 AMAQI
29th Jul 2026461 AMAQI
29th Jul 2026442 AMAQI
29th Jul 2026443 AMAQI
29th Jul 2026424 AMAQI

25°C23/27°C

29th Jul 2026405 AMAQI
29th Jul 2026526 AMAQI
29th Jul 2026387 AMAQI
29th Jul 2026388 AMAQI
29th Jul 2026389 AMAQI
29th Jul 20264210 AMAQI
29th Jul 20264911 AMAQI
29th Jul 20262312 PMAQI
29th Jul 2026461 PMAQI
29th Jul 2026242 PMAQI
29th Jul 2026283 PMAQI
29th Jul 2026464 PMAQI
29th Jul 2026385 PMAQI
29th Jul 2026426 PMAQI
29th Jul 2026467 PMAQI
29th Jul 2026318 PMAQI
29th Jul 2026279 PMAQI
29th Jul 20264210 PMAQI
29th Jul 20265011 PMAQI
30th Jul 20264612 AMAQI
30th Jul 2026381 AMAQI
30th Jul 2026442 AMAQI
30th Jul 2026553 AMAQI
30th Jul 2026504 AMAQI

25°C23/27°C

30th Jul 2026495 AMAQI
30th Jul 2026506 AMAQI
30th Jul 2026547 AMAQI
30th Jul 2026428 AMAQI
30th Jul 2026469 AMAQI
30th Jul 20265510 AMAQI
30th Jul 20264611 AMAQI
30th Jul 20265012 PMAQI
30th Jul 2026441 PMAQI
30th Jul 2026462 PMAQI
30th Jul 2026423 PMAQI
30th Jul 2026444 PMAQI
30th Jul 2026515 PMAQI
30th Jul 2026466 PMAQI
30th Jul 2026467 PMAQI
30th Jul 2026428 PMAQI
30th Jul 2026489 PMAQI
30th Jul 20264610 PMAQI
30th Jul 20265311 PMAQI
31st Jul 20264212 AMAQI
31st Jul 2026481 AMAQI
31st Jul 2026562 AMAQI
31st Jul 2026543 AMAQI
31st Jul 2026514 AMAQI

25°C23/27°C

31st Jul 2026545 AMAQI
31st Jul 2026546 AMAQI
31st Jul 2026577 AMAQI
31st Jul 2026508 AMAQI
31st Jul 2026489 AMAQI
31st Jul 20265210 AMAQI
31st Jul 20265311 AMAQI
31st Jul 20265212 PMAQI
31st Jul 2026531 PMAQI
31st Jul 2026502 PMAQI
31st Jul 2026403 PMAQI
31st Jul 2026464 PMAQI
31st Jul 2026465 PMAQI
31st Jul 2026486 PMAQI
31st Jul 2026467 PMAQI
31st Jul 2026468 PMAQI
31st Jul 2026429 PMAQI
31st Jul 20264210 PMAQI
31st Jul 20264411 PMAQI
1st Aug 20264612 AMAQI
1st Aug 2026461 AMAQI
1st Aug 2026512 AMAQI
1st Aug 2026383 AMAQI
1st Aug 2026494 AMAQI

24°C22/26°C

1st Aug 2026425 AMAQI
5 AM
1st Aug 2026546 AMAQI
1st Aug 2026467 AMAQI
1st Aug 2026518 AMAQI
1st Aug 2026489 AMAQI
1st Aug 20264410 AMAQI
1st Aug 20264011 AMAQI
1st Aug 20265012 PMAQI
12 PM
1st Aug 2026421 PMAQI
1st Aug 2026442 PMAQI
1st Aug 2026393 PMAQI
1st Aug 2026444 PMAQI
1st Aug 2026385 PMAQI
1st Aug 2026406 PMAQI
1st Aug 2026507 PMAQI
7 PM
1st Aug 2026528 PMAQI
12 AM
4 AM

24°C22/25°C

Day time
Avg. Highest Time
10 AM - 11 AM

38AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
2 PM

34AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 11 AM (Avg. 38), while the lowest AQI was between 2 PM to 2 PM (Avg. 34).
Night time
Avg. Highest Time
12 AM - 11 PM

35AQI

9 hours / Day
270 hours / Month
Avg. Lowest Time
9 PM

33AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 35), while the lowest AQI was between 9 PM to 9 PM (Avg. 33).

2026 Days Vs Air Quality

Thread, Hilo, Hawaii, United States

2026

91%

190

9%

19

Total number of days with different AQI categories in last 213 days in 2026 (152 days remaining)

Good
190 Days
Moderate
19 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 91%

Health Risk Level:

Very Low

In 2026, 91% of 213 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

Thread, Hilo, Hawaii, 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
28AQI (US)
2nd January 2026
13AQI (US)
3rd January 2026
13AQI (US)
4th January 2026
12AQI (US)
5th January 2026
21AQI (US)
6th January 2026
16AQI (US)
7th January 2026
17AQI (US)
8th January 2026
19AQI (US)
9th January 2026
17AQI (US)
10th January 2026
17AQI (US)
11th January 2026
16AQI (US)
12th January 2026
23AQI (US)
13th January 2026
39AQI (US)
14th January 2026
25AQI (US)
15th January 2026
25AQI (US)
16th January 2026
17AQI (US)
17th January 2026
17AQI (US)
18th January 2026
17AQI (US)
19th January 2026
20AQI (US)
20th January 2026
25AQI (US)
21st January 2026
27AQI (US)
22nd January 2026
54AQI (US)
23rd January 2026
52AQI (US)
24th January 2026
50AQI (US)
25th January 2026
52AQI (US)
26th January 2026
46AQI (US)
27th January 2026
44AQI (US)
28th January 2026
47AQI (US)
29th January 2026
51AQI (US)
30th January 2026
54AQI (US)
31st January 2026
49AQI (US)
1st February 2026
55AQI (US)
2nd February 2026
55AQI (US)
3rd February 2026
52AQI (US)
4th February 2026
52AQI (US)
5th February 2026
47AQI (US)
6th February 2026
46AQI (US)
7th February 2026
45AQI (US)
8th February 2026
50AQI (US)
9th February 2026
43AQI (US)
10th February 2026
35AQI (US)
11th February 2026
40AQI (US)
12th February 2026
41AQI (US)
13th February 2026
46AQI (US)
14th February 2026
43AQI (US)
15th February 2026
46AQI (US)
16th February 2026
50AQI (US)
17th February 2026
51AQI (US)
18th February 2026
39AQI (US)
19th February 2026
50AQI (US)
20th February 2026
42AQI (US)
21st February 2026
38AQI (US)
22nd February 2026
41AQI (US)
23rd February 2026
44AQI (US)
24th February 2026
44AQI (US)
25th February 2026
40AQI (US)
26th February 2026
31AQI (US)
27th February 2026
34AQI (US)
28th February 2026
34AQI (US)
1st March 2026
43AQI (US)
2nd March 2026
55AQI (US)
3rd March 2026
45AQI (US)
4th March 2026
43AQI (US)
5th March 2026
35AQI (US)
6th March 2026
32AQI (US)
7th March 2026
36AQI (US)
8th March 2026
40AQI (US)
9th March 2026
36AQI (US)
10th March 2026
37AQI (US)
11th March 2026
36AQI (US)
12th March 2026
41AQI (US)
13th March 2026
39AQI (US)
14th March 2026
29AQI (US)
15th March 2026
34AQI (US)
16th March 2026
23AQI (US)
17th March 2026
22AQI (US)
18th March 2026
24AQI (US)
19th March 2026
32AQI (US)
20th March 2026
31AQI (US)
21st March 2026
30AQI (US)
22nd March 2026
29AQI (US)
23rd March 2026
40AQI (US)
24th March 2026
28AQI (US)
25th March 2026
27AQI (US)
26th March 2026
34AQI (US)
27th March 2026
38AQI (US)
28th March 2026
34AQI (US)
29th March 2026
29AQI (US)
30th March 2026
28AQI (US)
31st March 2026
28AQI (US)
1st April 2026
32AQI (US)
2nd April 2026
31AQI (US)
3rd April 2026
29AQI (US)
4th April 2026
35AQI (US)
5th April 2026
37AQI (US)
6th April 2026
40AQI (US)
7th April 2026
38AQI (US)
8th April 2026
44AQI (US)
9th April 2026
32AQI (US)
10th April 2026
45AQI (US)
11th April 2026
40AQI (US)
12th April 2026
39AQI (US)
13th April 2026
36AQI (US)
14th April 2026
40AQI (US)
15th April 2026
38AQI (US)
16th April 2026
37AQI (US)
17th April 2026
18th April 2026
44AQI (US)
19th April 2026
27AQI (US)
20th April 2026
33AQI (US)
21st April 2026
31AQI (US)
22nd April 2026
23rd April 2026
29AQI (US)
24th April 2026
32AQI (US)
25th April 2026
21AQI (US)
26th April 2026
30AQI (US)
27th April 2026
27AQI (US)
28th April 2026
28AQI (US)
29th April 2026
23AQI (US)
30th April 2026
25AQI (US)
1st May 2026
29AQI (US)
2nd May 2026
25AQI (US)
3rd May 2026
30AQI (US)
4th May 2026
38AQI (US)
5th May 2026
39AQI (US)
6th May 2026
33AQI (US)
7th May 2026
25AQI (US)
8th May 2026
26AQI (US)
9th May 2026
10th May 2026
26AQI (US)
11th May 2026
30AQI (US)
12th May 2026
30AQI (US)
13th May 2026
32AQI (US)
14th May 2026
30AQI (US)
15th May 2026
53AQI (US)
16th May 2026
53AQI (US)
17th May 2026
60AQI (US)
18th May 2026
57AQI (US)
19th May 2026
57AQI (US)
20th May 2026
53AQI (US)
21st May 2026
46AQI (US)
22nd May 2026
58AQI (US)
23rd May 2026
51AQI (US)
24th May 2026
46AQI (US)
25th May 2026
44AQI (US)
26th May 2026
28AQI (US)
27th May 2026
29AQI (US)
28th May 2026
27AQI (US)
29th May 2026
26AQI (US)
30th May 2026
28AQI (US)
31st May 2026
30AQI (US)
1st June 2026
33AQI (US)
2nd June 2026
31AQI (US)
3rd June 2026
29AQI (US)
4th June 2026
25AQI (US)
5th June 2026
27AQI (US)
6th June 2026
25AQI (US)
7th June 2026
24AQI (US)
8th June 2026
26AQI (US)
9th June 2026
25AQI (US)
10th June 2026
27AQI (US)
11th June 2026
27AQI (US)
12th June 2026
27AQI (US)
13th June 2026
25AQI (US)
14th June 2026
24AQI (US)
15th June 2026
27AQI (US)
16th June 2026
27AQI (US)
17th June 2026
28AQI (US)
18th June 2026
26AQI (US)
19th June 2026
25AQI (US)
20th June 2026
24AQI (US)
21st June 2026
22AQI (US)
22nd June 2026
25AQI (US)
23rd June 2026
24AQI (US)
24th June 2026
25AQI (US)
25th June 2026
25AQI (US)
26th June 2026
28AQI (US)
27th June 2026
29AQI (US)
28th June 2026
27AQI (US)
29th June 2026
24AQI (US)
30th June 2026
27AQI (US)
1st July 2026
26AQI (US)
2nd July 2026
28AQI (US)
3rd July 2026
28AQI (US)
4th July 2026
25AQI (US)
5th July 2026
24AQI (US)
6th July 2026
18AQI (US)
7th July 2026
30AQI (US)
8th July 2026
27AQI (US)
9th July 2026
29AQI (US)
10th July 2026
32AQI (US)
11th July 2026
30AQI (US)
12th July 2026
30AQI (US)
13th July 2026
31AQI (US)
14th July 2026
30AQI (US)
15th July 2026
28AQI (US)
16th July 2026
29AQI (US)
17th July 2026
46AQI (US)
18th July 2026
46AQI (US)
19th July 2026
41AQI (US)
20th July 2026
41AQI (US)
21st July 2026
44AQI (US)
22nd July 2026
37AQI (US)
23rd July 2026
32AQI (US)
24th July 2026
44AQI (US)
25th July 2026
48AQI (US)
26th July 2026
41AQI (US)
27th July 2026
40AQI (US)
28th July 2026
38AQI (US)
29th July 2026
40AQI (US)
30th July 2026
47AQI (US)
31st July 2026
49AQI (US)
1st August 2026
2nd August 2026
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

30AQI (US)

44AQI (US)

34AQI (US)

34AQI (US)

38AQI (US)

26AQI (US)

35AQI (US)

No. of days

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

202634AQI (US)

26
5
23
5
30
1
28
22
8
30
31
190
19

Highest AQI (US) recorded in

February

44AQI (US)

Lowest AQI (US) recorded in

June

26AQI (US)

202528AQI (US)

31
28
16
15
30
31
30
31
31
30
31
30
31
350
15

Highest AQI (US) recorded in

March

45AQI (US)

Lowest AQI (US) recorded in

June

20AQI (US)

202419AQI (US)

31
29
31
30
31
29
31
31
29
1
31
30
31
364
1

Highest AQI (US) recorded in

December

32AQI (US)

Lowest AQI (US) recorded in

August

15AQI (US)

202318AQI (US)

31
28
30
25
31
30
31
31
30
31
29
31
358

Highest AQI (US) recorded in

March

21AQI (US)

Lowest AQI (US) recorded in

December

15AQI (US)

202219AQI (US)

27
20
31
22
31
29
23
2
22
28
26
31
292

Highest AQI (US) recorded in

April

24AQI (US)

Lowest AQI (US) recorded in

August

9AQI (US)

202114AQI (US)

26
28
28
22
31
30
31
29
27
31
30
31
344

Highest AQI (US) recorded in

June

18AQI (US)

Lowest AQI (US) recorded in

April

0AQI (US)

202020AQI (US)

13
20
19
30
31
31
30
31
28
31
264

Highest AQI (US) recorded in

July

24AQI (US)

Lowest AQI (US) recorded in

March

16AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2026(Avg.)
34AQI (US)
Least Polluted Year Recorded
2021(Avg.)
14AQI (US)

Thread's annual 2026 AQI (US) (34) shows an average percentage change of 80.1% (worsened AQI (US)) compared to previous years: 2020 (20), 2021 (14), 2022 (19), 2023 (18), 2024 (19), 2025 (28).