Country Background

Harrisville, Utah, 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+

October Air Quality Analysis

Harrisville, Utah, United States

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
16th Oct 2022
72AQI
Lowest AQI recorded on
30th Oct 2024
11AQI


Same Day Analysis (18th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 45 of Good air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 18th Oct - 19th Oct 2025

Harrisville, Utah, United States

AQI
Day
Night
.

7 AM18th Oct 2025

7 PM

6 AM19th Oct 2025

Day time
Avg. Highest Time
9AM18th Oct

47AQI

Avg. Lowest Time
2PM18th Oct

37AQI

Night time
Avg. Highest Time
9PM18th Oct

54AQI

Avg. Lowest Time
3AM19th Oct

39AQI

In the last 24 hours,

Harrisville's AQI reached its highest point of 54 at 9 PM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 18th Oct and 19th Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Harrisville, Utah, United States

SepOct
19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th
Day
Night
19th Sep 2025277 AMAQI
19th Sep 2025278 AMAQI
19th Sep 2025299 AMAQI
19th Sep 20253210 AMAQI
19th Sep 20253411 AMAQI
19th Sep 20254212 PMAQI
19th Sep 2025401 PMAQI
19th Sep 2025362 PMAQI
19th Sep 2025323 PMAQI
19th Sep 2025324 PMAQI
19th Sep 2025315 PMAQI
19th Sep 2025306 PMAQI
19th Sep 2025317 PMAQI
19th Sep 2025328 PMAQI
19th Sep 2025289 PMAQI
19th Sep 20253010 PMAQI
19th Sep 20253111 PMAQI
20th Sep 20253012 AMAQI
20th Sep 2025301 AMAQI
20th Sep 2025292 AMAQI
20th Sep 2025313 AMAQI
20th Sep 2025294 AMAQI
20th Sep 2025285 AMAQI
20th Sep 2025286 AMAQI

18°C10/26°C

20th Sep 2025287 AMAQI
20th Sep 2025288 AMAQI
20th Sep 2025269 AMAQI
20th Sep 20252510 AMAQI
20th Sep 20252711 AMAQI
20th Sep 20252912 PMAQI
20th Sep 2025291 PMAQI
20th Sep 2025282 PMAQI
20th Sep 2025303 PMAQI
20th Sep 2025274 PMAQI
20th Sep 2025275 PMAQI
20th Sep 2025266 PMAQI
20th Sep 2025297 PMAQI
20th Sep 2025308 PMAQI
20th Sep 2025269 PMAQI
20th Sep 20252610 PMAQI
20th Sep 20252511 PMAQI
21st Sep 20252712 AMAQI
21st Sep 2025281 AMAQI
21st Sep 2025172 AMAQI
21st Sep 2025163 AMAQI
21st Sep 2025184 AMAQI
21st Sep 2025205 AMAQI
21st Sep 2025166 AMAQI

18°C12/28°C

21st Sep 2025187 AMAQI
21st Sep 2025178 AMAQI
21st Sep 2025189 AMAQI
21st Sep 20251710 AMAQI
21st Sep 20251811 AMAQI
21st Sep 20252012 PMAQI
21st Sep 2025181 PMAQI
21st Sep 2025192 PMAQI
21st Sep 2025203 PMAQI
21st Sep 2025194 PMAQI
21st Sep 2025205 PMAQI
21st Sep 2025176 PMAQI
21st Sep 2025187 PMAQI
21st Sep 2025198 PMAQI
21st Sep 2025199 PMAQI
21st Sep 20251910 PMAQI
21st Sep 20252111 PMAQI
22nd Sep 20252212 AMAQI
22nd Sep 2025201 AMAQI
22nd Sep 2025182 AMAQI
22nd Sep 2025193 AMAQI
22nd Sep 2025204 AMAQI
22nd Sep 2025175 AMAQI
22nd Sep 2025166 AMAQI

21°C14/28°C

22nd Sep 2025187 AMAQI
22nd Sep 2025188 AMAQI
22nd Sep 2025189 AMAQI
22nd Sep 20251910 AMAQI
22nd Sep 20252011 AMAQI
22nd Sep 20252012 PMAQI
22nd Sep 2025211 PMAQI
22nd Sep 2025212 PMAQI
22nd Sep 2025203 PMAQI
22nd Sep 2025234 PMAQI
22nd Sep 2025235 PMAQI
22nd Sep 2025246 PMAQI
22nd Sep 2025227 PMAQI
22nd Sep 2025218 PMAQI
22nd Sep 2025229 PMAQI
22nd Sep 20252210 PMAQI
22nd Sep 20252111 PMAQI
23rd Sep 20252012 AMAQI
23rd Sep 2025201 AMAQI
23rd Sep 2025252 AMAQI
23rd Sep 2025203 AMAQI
23rd Sep 2025204 AMAQI
23rd Sep 2025205 AMAQI
23rd Sep 2025216 AMAQI

19°C15/25°C

23rd Sep 2025267 AMAQI
23rd Sep 2025218 AMAQI
23rd Sep 2025239 AMAQI
23rd Sep 20252210 AMAQI
23rd Sep 20252111 AMAQI
23rd Sep 20252012 PMAQI
23rd Sep 2025191 PMAQI
23rd Sep 2025192 PMAQI
23rd Sep 2025223 PMAQI
23rd Sep 2025204 PMAQI
23rd Sep 2025225 PMAQI
23rd Sep 2025216 PMAQI
23rd Sep 2025217 PMAQI
23rd Sep 2025218 PMAQI
23rd Sep 2025229 PMAQI
23rd Sep 20252210 PMAQI
23rd Sep 20252211 PMAQI
24th Sep 20252112 AMAQI
24th Sep 2025211 AMAQI
24th Sep 2025232 AMAQI
24th Sep 2025263 AMAQI
24th Sep 2025284 AMAQI
24th Sep 2025295 AMAQI
24th Sep 2025236 AMAQI

18°C12/25°C

24th Sep 2025247 AMAQI
24th Sep 2025228 AMAQI
24th Sep 2025229 AMAQI
24th Sep 20252210 AMAQI
24th Sep 20252311 AMAQI
24th Sep 20252212 PMAQI
24th Sep 2025211 PMAQI
24th Sep 2025202 PMAQI
24th Sep 2025243 PMAQI
24th Sep 2025224 PMAQI
24th Sep 2025225 PMAQI
24th Sep 2025226 PMAQI
24th Sep 2025227 PMAQI
24th Sep 2025228 PMAQI
24th Sep 2025229 PMAQI
24th Sep 20252210 PMAQI
24th Sep 20252511 PMAQI
25th Sep 20252612 AMAQI
25th Sep 2025281 AMAQI
25th Sep 2025282 AMAQI
25th Sep 2025263 AMAQI
25th Sep 2025274 AMAQI
25th Sep 2025305 AMAQI
25th Sep 2025296 AMAQI

21°C15/28°C

25th Sep 2025307 AMAQI
25th Sep 2025238 AMAQI
25th Sep 2025259 AMAQI
25th Sep 20253310 AMAQI
25th Sep 20253511 AMAQI
25th Sep 20254312 PMAQI
25th Sep 2025481 PMAQI
25th Sep 2025352 PMAQI
25th Sep 2025403 PMAQI
25th Sep 2025494 PMAQI
25th Sep 2025515 PMAQI
25th Sep 2025556 PMAQI
25th Sep 2025577 PMAQI
25th Sep 2025558 PMAQI
25th Sep 2025459 PMAQI
25th Sep 20253710 PMAQI
25th Sep 20253711 PMAQI
26th Sep 20254412 AMAQI
26th Sep 2025601 AMAQI
26th Sep 2025192 AMAQI
26th Sep 2025273 AMAQI
26th Sep 2025324 AMAQI
26th Sep 2025325 AMAQI
26th Sep 2025306 AMAQI

22°C16/30°C

26th Sep 2025317 AMAQI
26th Sep 2025278 AMAQI
26th Sep 2025259 AMAQI
26th Sep 20252410 AMAQI
26th Sep 20253011 AMAQI
26th Sep 20252312 PMAQI
26th Sep 2025261 PMAQI
26th Sep 2025342 PMAQI
26th Sep 2025383 PMAQI
26th Sep 2025404 PMAQI
26th Sep 2025385 PMAQI
26th Sep 2025376 PMAQI
26th Sep 2025377 PMAQI
26th Sep 2025368 PMAQI
26th Sep 2025329 PMAQI
26th Sep 20252610 PMAQI
26th Sep 20252411 PMAQI
27th Sep 20251612 AMAQI
27th Sep 2025151 AMAQI
27th Sep 2025172 AMAQI
27th Sep 2025183 AMAQI
27th Sep 2025224 AMAQI
27th Sep 2025285 AMAQI
27th Sep 2025286 AMAQI

23°C18/28°C

27th Sep 2025287 AMAQI
27th Sep 2025288 AMAQI
27th Sep 2025289 AMAQI
27th Sep 20252810 AMAQI
27th Sep 20253011 AMAQI
27th Sep 20253212 PMAQI
27th Sep 2025281 PMAQI
27th Sep 2025282 PMAQI
27th Sep 2025283 PMAQI
27th Sep 2025254 PMAQI
27th Sep 2025185 PMAQI
27th Sep 2025196 PMAQI
27th Sep 2025217 PMAQI
27th Sep 2025188 PMAQI
27th Sep 2025189 PMAQI
27th Sep 20251710 PMAQI
27th Sep 20251611 PMAQI
28th Sep 20251312 AMAQI
28th Sep 2025121 AMAQI
28th Sep 2025162 AMAQI
28th Sep 2025173 AMAQI
28th Sep 2025174 AMAQI
28th Sep 2025175 AMAQI
28th Sep 2025196 AMAQI

22°C16/29°C

28th Sep 2025227 AMAQI
28th Sep 2025198 AMAQI
28th Sep 2025189 AMAQI
28th Sep 20251910 AMAQI
28th Sep 20252011 AMAQI
28th Sep 20252012 PMAQI
28th Sep 2025241 PMAQI
28th Sep 2025242 PMAQI
28th Sep 2025193 PMAQI
28th Sep 2025124 PMAQI
28th Sep 2025125 PMAQI
28th Sep 2025116 PMAQI
28th Sep 2025117 PMAQI
28th Sep 2025128 PMAQI
28th Sep 2025139 PMAQI
28th Sep 20251510 PMAQI
28th Sep 20252011 PMAQI
29th Sep 20252212 AMAQI
29th Sep 2025151 AMAQI
29th Sep 2025142 AMAQI
29th Sep 2025173 AMAQI
29th Sep 2025134 AMAQI
29th Sep 2025145 AMAQI
29th Sep 2025106 AMAQI

22°C18/28°C

29th Sep 2025167 AMAQI
29th Sep 202588 AMAQI
29th Sep 2025139 AMAQI
29th Sep 20252410 AMAQI
29th Sep 20252911 AMAQI
29th Sep 20252912 PMAQI
29th Sep 2025301 PMAQI
29th Sep 2025162 PMAQI
29th Sep 2025153 PMAQI
29th Sep 2025154 PMAQI
29th Sep 2025145 PMAQI
29th Sep 2025136 PMAQI
29th Sep 2025187 PMAQI
29th Sep 2025208 PMAQI
29th Sep 2025169 PMAQI
29th Sep 20251710 PMAQI
29th Sep 20251711 PMAQI
30th Sep 20251112 AMAQI
30th Sep 2025131 AMAQI
30th Sep 2025202 AMAQI
30th Sep 2025183 AMAQI
30th Sep 2025144 AMAQI
30th Sep 2025135 AMAQI
30th Sep 2025106 AMAQI

22°C17/28°C

30th Sep 2025117 AMAQI
30th Sep 2025128 AMAQI
30th Sep 2025179 AMAQI
30th Sep 20252210 AMAQI
30th Sep 20252411 AMAQI
30th Sep 20252312 PMAQI
30th Sep 2025191 PMAQI
30th Sep 2025222 PMAQI
30th Sep 2025153 PMAQI
30th Sep 2025154 PMAQI
30th Sep 2025115 PMAQI
30th Sep 2025106 PMAQI
30th Sep 202587 PMAQI
30th Sep 202568 PMAQI
30th Sep 202589 PMAQI
30th Sep 20251610 PMAQI
30th Sep 20251411 PMAQI
1st Oct 20251112 AMAQI
1st Oct 2025111 AMAQI
1st Oct 2025172 AMAQI
1st Oct 2025173 AMAQI
1st Oct 2025294 AMAQI
1st Oct 2025315 AMAQI
1st Oct 2025376 AMAQI

17°C13/19°C

1st Oct 2025477 AMAQI
1st Oct 2025548 AMAQI
1st Oct 2025559 AMAQI
1st Oct 20255310 AMAQI
1st Oct 20255911 AMAQI
1st Oct 20255612 PMAQI
1st Oct 2025541 PMAQI
1st Oct 2025572 PMAQI
1st Oct 2025543 PMAQI
1st Oct 2025474 PMAQI
1st Oct 2025455 PMAQI
1st Oct 2025406 PMAQI
1st Oct 2025327 PMAQI
1st Oct 2025428 PMAQI
1st Oct 2025489 PMAQI
1st Oct 20254510 PMAQI
1st Oct 20254111 PMAQI
2nd Oct 20254812 AMAQI
2nd Oct 2025451 AMAQI
2nd Oct 2025432 AMAQI
2nd Oct 2025343 AMAQI
2nd Oct 2025384 AMAQI
2nd Oct 2025445 AMAQI
2nd Oct 2025406 AMAQI

19°C13/26°C

2nd Oct 2025477 AMAQI
2nd Oct 2025468 AMAQI
2nd Oct 2025439 AMAQI
2nd Oct 20254910 AMAQI
2nd Oct 20254911 AMAQI
2nd Oct 20254012 PMAQI
2nd Oct 2025361 PMAQI
2nd Oct 2025392 PMAQI
2nd Oct 2025393 PMAQI
2nd Oct 2025404 PMAQI
2nd Oct 2025425 PMAQI
2nd Oct 2025316 PMAQI
2nd Oct 2025427 PMAQI
2nd Oct 2025458 PMAQI
2nd Oct 2025519 PMAQI
2nd Oct 20255110 PMAQI
2nd Oct 20255311 PMAQI
3rd Oct 20254112 AMAQI
3rd Oct 2025371 AMAQI
3rd Oct 2025372 AMAQI
3rd Oct 2025363 AMAQI
3rd Oct 2025344 AMAQI
3rd Oct 2025335 AMAQI
3rd Oct 2025386 AMAQI

21°C15/27°C

3rd Oct 2025357 AMAQI
3rd Oct 2025348 AMAQI
3rd Oct 2025379 AMAQI
3rd Oct 20253610 AMAQI
3rd Oct 20253711 AMAQI
3rd Oct 20253612 PMAQI
3rd Oct 2025241 PMAQI
3rd Oct 2025312 PMAQI
3rd Oct 2025363 PMAQI
3rd Oct 2025134 PMAQI
3rd Oct 2025145 PMAQI
3rd Oct 2025156 PMAQI
3rd Oct 2025327 PMAQI
3rd Oct 2025368 PMAQI
3rd Oct 2025359 PMAQI
3rd Oct 20254110 PMAQI
3rd Oct 20253711 PMAQI
4th Oct 20254812 AMAQI
4th Oct 2025411 AMAQI
4th Oct 2025432 AMAQI
4th Oct 2025173 AMAQI
4th Oct 2025294 AMAQI
4th Oct 2025205 AMAQI
4th Oct 2025106 AMAQI

21°C17/26°C

4th Oct 2025197 AMAQI
4th Oct 2025228 AMAQI
4th Oct 2025169 AMAQI
4th Oct 20252110 AMAQI
4th Oct 20252111 AMAQI
4th Oct 20251812 PMAQI
4th Oct 2025211 PMAQI
4th Oct 2025222 PMAQI
4th Oct 2025203 PMAQI
4th Oct 2025214 PMAQI
4th Oct 2025205 PMAQI
4th Oct 2025166 PMAQI
4th Oct 2025177 PMAQI
4th Oct 2025188 PMAQI
4th Oct 2025229 PMAQI
4th Oct 20253610 PMAQI
4th Oct 20252011 PMAQI
5th Oct 20252812 AMAQI
5th Oct 2025141 AMAQI
5th Oct 2025172 AMAQI
5th Oct 2025213 AMAQI
5th Oct 2025304 AMAQI
5th Oct 2025365 AMAQI
5th Oct 2025376 AMAQI

10°C7/12°C

5th Oct 2025367 AMAQI
5th Oct 2025408 AMAQI
5th Oct 2025449 AMAQI
5th Oct 20254210 AMAQI
5th Oct 20253711 AMAQI
5th Oct 20253312 PMAQI
5th Oct 2025331 PMAQI
5th Oct 2025402 PMAQI
5th Oct 2025443 PMAQI
5th Oct 2025464 PMAQI
5th Oct 2025505 PMAQI
5th Oct 2025446 PMAQI
5th Oct 2025457 PMAQI
5th Oct 2025508 PMAQI
5th Oct 2025469 PMAQI
5th Oct 20254610 PMAQI
5th Oct 20254311 PMAQI
6th Oct 20254412 AMAQI
6th Oct 2025401 AMAQI
6th Oct 2025432 AMAQI
6th Oct 2025513 AMAQI
6th Oct 2025524 AMAQI
6th Oct 2025515 AMAQI
6th Oct 2025446 AMAQI

11°C7/16°C

6th Oct 2025437 AMAQI
6th Oct 2025448 AMAQI
6th Oct 2025429 AMAQI
6th Oct 20254510 AMAQI
6th Oct 20253711 AMAQI
7th Oct 2025345 AMAQI
7th Oct 2025296 AMAQI

11°C6/18°C

7th Oct 2025357 AMAQI
7th Oct 2025368 AMAQI
7th Oct 2025379 AMAQI
7th Oct 20253810 AMAQI
7th Oct 20254711 AMAQI
7th Oct 20255212 PMAQI
7th Oct 2025521 PMAQI
7th Oct 2025542 PMAQI
7th Oct 2025523 PMAQI
7th Oct 2025534 PMAQI
7th Oct 2025545 PMAQI
7th Oct 2025566 PMAQI
7th Oct 2025477 PMAQI
7th Oct 2025508 PMAQI
7th Oct 2025479 PMAQI
7th Oct 20255910 PMAQI
7th Oct 20255811 PMAQI
8th Oct 20255812 AMAQI
8th Oct 2025561 AMAQI
8th Oct 2025542 AMAQI
8th Oct 2025503 AMAQI
8th Oct 2025494 AMAQI
8th Oct 2025495 AMAQI
8th Oct 2025486 AMAQI

13°C7/21°C

8th Oct 2025497 AMAQI
8th Oct 2025508 AMAQI
8th Oct 2025459 AMAQI
8th Oct 20254710 AMAQI
8th Oct 20255211 AMAQI
8th Oct 20255512 PMAQI
8th Oct 2025641 PMAQI
8th Oct 2025692 PMAQI
8th Oct 2025683 PMAQI
8th Oct 2025624 PMAQI
8th Oct 2025585 PMAQI
8th Oct 2025556 PMAQI
8th Oct 2025557 PMAQI
8th Oct 2025568 PMAQI
8th Oct 2025589 PMAQI
8th Oct 20255210 PMAQI
8th Oct 20255811 PMAQI
9th Oct 20255712 AMAQI
9th Oct 2025531 AMAQI
9th Oct 2025502 AMAQI
9th Oct 2025483 AMAQI
9th Oct 2025384 AMAQI
9th Oct 2025365 AMAQI
9th Oct 2025376 AMAQI

16°C8/24°C

9th Oct 2025377 AMAQI
9th Oct 2025398 AMAQI
9th Oct 2025429 AMAQI
9th Oct 20253810 AMAQI
9th Oct 20254611 AMAQI
9th Oct 20255812 PMAQI
9th Oct 2025671 PMAQI
9th Oct 2025732 PMAQI
9th Oct 2025623 PMAQI
9th Oct 2025544 PMAQI
9th Oct 2025595 PMAQI
9th Oct 2025446 PMAQI
9th Oct 2025357 PMAQI
9th Oct 2025478 PMAQI
9th Oct 2025519 PMAQI
9th Oct 20254610 PMAQI
9th Oct 20254711 PMAQI
10th Oct 20255212 AMAQI
10th Oct 2025481 AMAQI
10th Oct 2025502 AMAQI
10th Oct 2025393 AMAQI
10th Oct 2025354 AMAQI
10th Oct 2025355 AMAQI
10th Oct 2025216 AMAQI

21°C16/29°C

10th Oct 2025127 AMAQI
10th Oct 202588 AMAQI
10th Oct 2025109 AMAQI
10th Oct 20251310 AMAQI
10th Oct 20252211 AMAQI
10th Oct 20253612 PMAQI
10th Oct 2025371 PMAQI
10th Oct 2025432 PMAQI
10th Oct 2025363 PMAQI
10th Oct 2025384 PMAQI
10th Oct 2025345 PMAQI
10th Oct 2025436 PMAQI
10th Oct 2025457 PMAQI
10th Oct 2025438 PMAQI
10th Oct 2025379 PMAQI
10th Oct 20254410 PMAQI
10th Oct 20254511 PMAQI
11th Oct 20253412 AMAQI
11th Oct 2025351 AMAQI
11th Oct 2025372 AMAQI
11th Oct 2025373 AMAQI
11th Oct 2025374 AMAQI
11th Oct 2025345 AMAQI
11th Oct 2025266 AMAQI

20°C16/26°C

11th Oct 2025237 AMAQI
11th Oct 202568 AMAQI
11th Oct 2025109 AMAQI
11th Oct 20251510 AMAQI
11th Oct 20252011 AMAQI
11th Oct 2025812 PMAQI
11th Oct 2025101 PMAQI
11th Oct 202582 PMAQI
11th Oct 2025143 PMAQI
11th Oct 2025144 PMAQI
11th Oct 2025145 PMAQI
11th Oct 2025186 PMAQI
11th Oct 2025437 PMAQI
11th Oct 2025338 PMAQI
11th Oct 2025219 PMAQI
11th Oct 20252010 PMAQI
11th Oct 20251511 PMAQI
12th Oct 20251012 AMAQI
12th Oct 2025161 AMAQI
12th Oct 2025222 AMAQI
12th Oct 2025223 AMAQI
12th Oct 2025224 AMAQI
12th Oct 2025195 AMAQI
12th Oct 2025226 AMAQI

16°C6/21°C

12th Oct 2025217 AMAQI
12th Oct 2025318 AMAQI
12th Oct 2025269 AMAQI
12th Oct 20251310 AMAQI
12th Oct 20251011 AMAQI
12th Oct 20251912 PMAQI
12th Oct 2025211 PMAQI
12th Oct 2025172 PMAQI
12th Oct 2025183 PMAQI
12th Oct 2025224 PMAQI
12th Oct 2025135 PMAQI
12th Oct 2025106 PMAQI
12th Oct 2025207 PMAQI
12th Oct 2025418 PMAQI
12th Oct 2025539 PMAQI
12th Oct 20255010 PMAQI
12th Oct 20254511 PMAQI
13th Oct 20255012 AMAQI
13th Oct 2025391 AMAQI
13th Oct 2025362 AMAQI
13th Oct 2025263 AMAQI
13th Oct 2025134 AMAQI
13th Oct 202595 AMAQI
13th Oct 202566 AMAQI

8°C5/14°C

13th Oct 2025137 AMAQI
13th Oct 2025148 AMAQI
13th Oct 2025169 AMAQI
13th Oct 20253910 AMAQI
13th Oct 20254111 AMAQI
13th Oct 20254212 PMAQI
13th Oct 2025561 PMAQI
13th Oct 2025512 PMAQI
13th Oct 2025543 PMAQI
13th Oct 2025454 PMAQI
13th Oct 2025415 PMAQI
13th Oct 2025416 PMAQI
13th Oct 2025367 PMAQI
13th Oct 2025428 PMAQI
13th Oct 2025429 PMAQI
13th Oct 20254410 PMAQI
13th Oct 20255111 PMAQI
14th Oct 20255012 AMAQI
14th Oct 2025311 AMAQI
14th Oct 2025242 AMAQI
14th Oct 2025243 AMAQI
14th Oct 2025254 AMAQI
14th Oct 2025235 AMAQI
14th Oct 2025236 AMAQI

13°C8/21°C

14th Oct 2025227 AMAQI
14th Oct 2025238 AMAQI
14th Oct 2025229 AMAQI
14th Oct 20252410 AMAQI
14th Oct 20253111 AMAQI
14th Oct 20252412 PMAQI
14th Oct 2025361 PMAQI
14th Oct 2025392 PMAQI
14th Oct 2025383 PMAQI
14th Oct 2025394 PMAQI
14th Oct 2025375 PMAQI
14th Oct 2025446 PMAQI
14th Oct 2025407 PMAQI
14th Oct 2025418 PMAQI
14th Oct 2025489 PMAQI
14th Oct 20254910 PMAQI
14th Oct 20255211 PMAQI
15th Oct 20255012 AMAQI
15th Oct 2025431 AMAQI
15th Oct 2025272 AMAQI
15th Oct 2025323 AMAQI
15th Oct 2025224 AMAQI
15th Oct 2025195 AMAQI
15th Oct 2025166 AMAQI

16°C11/23°C

15th Oct 2025197 AMAQI
15th Oct 2025368 AMAQI
15th Oct 2025409 AMAQI
15th Oct 20253610 AMAQI
15th Oct 20253911 AMAQI
15th Oct 20253412 PMAQI
15th Oct 2025261 PMAQI
15th Oct 202592 PMAQI
15th Oct 2025123 PMAQI
15th Oct 2025244 PMAQI
15th Oct 2025275 PMAQI
15th Oct 2025186 PMAQI
15th Oct 2025287 PMAQI
15th Oct 2025178 PMAQI
15th Oct 2025119 PMAQI
15th Oct 20251610 PMAQI
15th Oct 20252811 PMAQI
16th Oct 20252612 AMAQI
16th Oct 2025261 AMAQI
16th Oct 2025242 AMAQI
16th Oct 2025253 AMAQI
16th Oct 2025144 AMAQI
16th Oct 202575 AMAQI
16th Oct 2025116 AMAQI

11°C8/16°C

16th Oct 2025137 AMAQI
16th Oct 2025148 AMAQI
16th Oct 2025129 AMAQI
16th Oct 20252210 AMAQI
16th Oct 20252811 AMAQI
16th Oct 20252312 PMAQI
16th Oct 2025241 PMAQI
16th Oct 2025252 PMAQI
16th Oct 2025353 PMAQI
16th Oct 2025204 PMAQI
16th Oct 2025485 PMAQI
16th Oct 2025166 PMAQI
16th Oct 2025567 PMAQI
16th Oct 2025458 PMAQI
16th Oct 2025459 PMAQI
16th Oct 20253610 PMAQI
16th Oct 20253611 PMAQI
17th Oct 20253912 AMAQI
17th Oct 2025351 AMAQI
17th Oct 2025342 AMAQI
17th Oct 2025343 AMAQI
17th Oct 2025404 AMAQI
17th Oct 2025385 AMAQI
17th Oct 2025336 AMAQI

8°C5/11°C

17th Oct 2025407 AMAQI
17th Oct 2025408 AMAQI
17th Oct 2025349 AMAQI
17th Oct 20254010 AMAQI
17th Oct 20254711 AMAQI
17th Oct 20255912 PMAQI
17th Oct 2025601 PMAQI
17th Oct 2025482 PMAQI
17th Oct 2025453 PMAQI
17th Oct 2025424 PMAQI
17th Oct 2025455 PMAQI
17th Oct 2025446 PMAQI
17th Oct 2025227 PMAQI
17th Oct 2025328 PMAQI
17th Oct 2025449 PMAQI
17th Oct 20255910 PMAQI
17th Oct 20256311 PMAQI
18th Oct 20255812 AMAQI
18th Oct 2025441 AMAQI
18th Oct 2025442 AMAQI
18th Oct 2025403 AMAQI
18th Oct 2025414 AMAQI
18th Oct 2025435 AMAQI
18th Oct 2025466 AMAQI

9°C5/15°C

18th Oct 2025427 AMAQI
18th Oct 2025428 AMAQI
18th Oct 2025479 AMAQI
18th Oct 20253910 AMAQI
18th Oct 20254711 AMAQI
18th Oct 20254712 PMAQI
18th Oct 2025371 PMAQI
18th Oct 2025372 PMAQI
18th Oct 2025383 PMAQI
18th Oct 2025384 PMAQI
18th Oct 2025435 PMAQI
18th Oct 2025426 PMAQI
18th Oct 2025497 PMAQI
18th Oct 2025518 PMAQI
18th Oct 2025549 PMAQI
18th Oct 20255410 PMAQI
18th Oct 20255411 PMAQI
19th Oct 20255312 AMAQI
19th Oct 2025491 AMAQI
19th Oct 2025442 AMAQI
19th Oct 2025393 AMAQI
19th Oct 2025454 AMAQI
19th Oct 2025545 AMAQI

12°C8/19°C

7 AM
1 PM
7 PM
1 AM
6 AM

--°C/°C

Day time
Avg. Highest Time
11 AM - 3 PM

33AQI

5 hours / Day
150 hours / Month
Avg. Lowest Time
7 AM - 9 AM

28AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 11 AM to 3 PM (Avg. 33), while the lowest AQI was between 7 AM to 9 AM (Avg. 28).
Night time
Avg. Highest Time
12 AM

35AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
6 AM

26AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 12 AM (Avg. 35), while the lowest AQI was between 6 AM to 6 AM (Avg. 26).

2025 Days Vs Air Quality

Harrisville, Utah, United States

2025

93%

270

7%

21

Total number of days with different AQI categories in last 292 days in 2025 (73 days remaining)

Good
270 Days
Moderate
21 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 93%

Health Risk Level:

Very Low

In 2025, 93% of 292 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

Harrisville, Utah, United States

AQI levels in 2025

AQI
PM2.5
PM10
CO
SO2
NO2
O3
Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
25AQI
2nd January 2025
23AQI
3rd January 2025
28AQI
4th January 2025
26AQI
5th January 2025
25AQI
6th January 2025
26AQI
7th January 2025
33AQI
8th January 2025
27AQI
9th January 2025
32AQI
10th January 2025
34AQI
11th January 2025
26AQI
12th January 2025
27AQI
13th January 2025
27AQI
14th January 2025
27AQI
15th January 2025
53AQI
16th January 2025
66AQI
17th January 2025
64AQI
18th January 2025
29AQI
19th January 2025
27AQI
20th January 2025
28AQI
21st January 2025
33AQI
22nd January 2025
39AQI
23rd January 2025
32AQI
24th January 2025
34AQI
25th January 2025
35AQI
26th January 2025
30AQI
27th January 2025
40AQI
28th January 2025
51AQI
29th January 2025
50AQI
30th January 2025
59AQI
31st January 2025
50AQI
1st February 2025
27AQI
2nd February 2025
32AQI
3rd February 2025
35AQI
4th February 2025
39AQI
5th February 2025
43AQI
6th February 2025
24AQI
7th February 2025
30AQI
8th February 2025
26AQI
9th February 2025
26AQI
10th February 2025
26AQI
11th February 2025
30AQI
12th February 2025
28AQI
13th February 2025
21AQI
14th February 2025
14AQI
15th February 2025
17AQI
16th February 2025
15AQI
17th February 2025
18AQI
18th February 2025
16AQI
19th February 2025
15AQI
20th February 2025
17AQI
21st February 2025
26AQI
22nd February 2025
29AQI
23rd February 2025
23AQI
24th February 2025
27AQI
25th February 2025
17AQI
26th February 2025
17AQI
27th February 2025
18AQI
28th February 2025
26AQI
1st March 2025
30AQI
2nd March 2025
27AQI
3rd March 2025
23AQI
4th March 2025
18AQI
5th March 2025
16AQI
6th March 2025
17AQI
7th March 2025
16AQI
8th March 2025
19AQI
9th March 2025
20AQI
10th March 2025
16AQI
11th March 2025
17AQI
12th March 2025
19AQI
13th March 2025
18AQI
14th March 2025
18AQI
15th March 2025
18AQI
16th March 2025
18AQI
17th March 2025
24AQI
18th March 2025
16AQI
19th March 2025
21AQI
20th March 2025
17AQI
21st March 2025
24AQI
22nd March 2025
28AQI
23rd March 2025
27AQI
24th March 2025
27AQI
25th March 2025
22AQI
26th March 2025
25AQI
27th March 2025
24AQI
28th March 2025
65AQI
29th March 2025
69AQI
30th March 2025
34AQI
31st March 2025
30AQI
1st April 2025
19AQI
2nd April 2025
18AQI
3rd April 2025
19AQI
4th April 2025
20AQI
5th April 2025
17AQI
6th April 2025
22AQI
7th April 2025
26AQI
8th April 2025
27AQI
9th April 2025
50AQI
10th April 2025
55AQI
11th April 2025
45AQI
12th April 2025
34AQI
13th April 2025
26AQI
14th April 2025
28AQI
15th April 2025
31AQI
16th April 2025
30AQI
17th April 2025
22AQI
18th April 2025
17AQI
19th April 2025
16AQI
20th April 2025
17AQI
21st April 2025
18AQI
22nd April 2025
28AQI
23rd April 2025
28AQI
24th April 2025
24AQI
25th April 2025
28AQI
26th April 2025
23AQI
27th April 2025
32AQI
28th April 2025
19AQI
29th April 2025
26AQI
30th April 2025
20AQI
1st May 2025
23AQI
2nd May 2025
26AQI
3rd May 2025
31AQI
4th May 2025
27AQI
5th May 2025
32AQI
6th May 2025
20AQI
7th May 2025
18AQI
8th May 2025
21AQI
9th May 2025
26AQI
10th May 2025
32AQI
11th May 2025
35AQI
12th May 2025
47AQI
13th May 2025
44AQI
14th May 2025
27AQI
15th May 2025
18AQI
16th May 2025
20AQI
17th May 2025
21AQI
18th May 2025
18AQI
19th May 2025
23AQI
20th May 2025
20AQI
21st May 2025
22AQI
22nd May 2025
25AQI
23rd May 2025
30AQI
24th May 2025
30AQI
25th May 2025
25AQI
26th May 2025
26AQI
27th May 2025
32AQI
28th May 2025
33AQI
29th May 2025
37AQI
30th May 2025
42AQI
31st May 2025
37AQI
1st June 2025
38AQI
2nd June 2025
35AQI
3rd June 2025
28AQI
4th June 2025
29AQI
5th June 2025
33AQI
6th June 2025
32AQI
7th June 2025
36AQI
8th June 2025
34AQI
9th June 2025
34AQI
10th June 2025
35AQI
11th June 2025
35AQI
12th June 2025
44AQI
13th June 2025
46AQI
14th June 2025
45AQI
15th June 2025
37AQI
16th June 2025
43AQI
17th June 2025
40AQI
18th June 2025
32AQI
19th June 2025
36AQI
20th June 2025
44AQI
21st June 2025
69AQI
22nd June 2025
64AQI
23rd June 2025
32AQI
24th June 2025
24AQI
25th June 2025
41AQI
26th June 2025
37AQI
27th June 2025
50AQI
28th June 2025
49AQI
29th June 2025
37AQI
30th June 2025
30AQI
1st July 2025
41AQI
2nd July 2025
47AQI
3rd July 2025
46AQI
4th July 2025
35AQI
5th July 2025
48AQI
6th July 2025
42AQI
7th July 2025
37AQI
8th July 2025
31AQI
9th July 2025
33AQI
10th July 2025
37AQI
11th July 2025
35AQI
12th July 2025
29AQI
13th July 2025
31AQI
14th July 2025
33AQI
15th July 2025
44AQI
16th July 2025
50AQI
17th July 2025
55AQI
18th July 2025
52AQI
19th July 2025
44AQI
20th July 2025
51AQI
21st July 2025
36AQI
22nd July 2025
31AQI
23rd July 2025
34AQI
24th July 2025
38AQI
25th July 2025
46AQI
26th July 2025
34AQI
27th July 2025
24AQI
28th July 2025
31AQI
29th July 2025
35AQI
30th July 2025
44AQI
31st July 2025
46AQI
1st August 2025
51AQI
2nd August 2025
43AQI
3rd August 2025
41AQI
4th August 2025
47AQI
5th August 2025
53AQI
6th August 2025
51AQI
7th August 2025
42AQI
8th August 2025
42AQI
9th August 2025
30AQI
10th August 2025
27AQI
11th August 2025
32AQI
12th August 2025
36AQI
13th August 2025
39AQI
14th August 2025
56AQI
15th August 2025
48AQI
16th August 2025
47AQI
17th August 2025
34AQI
18th August 2025
30AQI
19th August 2025
33AQI
20th August 2025
36AQI
21st August 2025
44AQI
22nd August 2025
41AQI
23rd August 2025
36AQI
24th August 2025
34AQI
25th August 2025
41AQI
26th August 2025
44AQI
27th August 2025
38AQI
28th August 2025
52AQI
29th August 2025
59AQI
30th August 2025
52AQI
31st August 2025
42AQI
1st September 2025
44AQI
2nd September 2025
47AQI
3rd September 2025
50AQI
4th September 2025
37AQI
5th September 2025
37AQI
6th September 2025
45AQI
7th September 2025
35AQI
8th September 2025
28AQI
9th September 2025
27AQI
10th September 2025
23AQI
11th September 2025
27AQI
12th September 2025
30AQI
13th September 2025
26AQI
14th September 2025
28AQI
15th September 2025
28AQI
16th September 2025
26AQI
17th September 2025
31AQI
18th September 2025
36AQI
19th September 2025
30AQI
20th September 2025
28AQI
21st September 2025
19AQI
22nd September 2025
20AQI
23rd September 2025
21AQI
24th September 2025
23AQI
25th September 2025
37AQI
26th September 2025
33AQI
27th September 2025
22AQI
28th September 2025
16AQI
29th September 2025
17AQI
30th September 2025
14AQI
1st October 2025
38AQI
2nd October 2025
43AQI
3rd October 2025
33AQI
4th October 2025
25AQI
5th October 2025
33AQI
6th October 2025
46AQI
7th October 2025
47AQI
8th October 2025
54AQI
9th October 2025
48AQI
10th October 2025
37AQI
11th October 2025
25AQI
12th October 2025
23AQI
13th October 2025
36AQI
14th October 2025
34AQI
15th October 2025
28AQI
16th October 2025
28AQI
17th October 2025
41AQI
18th October 2025
45AQI
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025

36AQI

24AQI

25AQI

26AQI

28AQI

39AQI

39AQI

42AQI

30AQI

37AQI


No. of days

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

202532AQI

26
5
28
29
2
29
1
31
28
2
28
3
24
7
30
17
1
270
21

Highest AQI recorded in

August

42AQI


Lowest AQI recorded in

February

24AQI


202437AQI

26
5
29
29
2
30
31
30
15
16
21
10
26
4
29
2
30
19
12
315
51

Highest AQI recorded in

July

51AQI


Lowest AQI recorded in

November

22AQI


202338AQI

29
2
17
8
3
31
30
26
5
28
1
29
2
24
7
30
31
26
3
22
9
323
37
3

Highest AQI recorded in

February

51AQI


Lowest AQI recorded in

October

27AQI


202239AQI

16
15
20
2
29
2
26
4
30
1
26
4
21
3
1
19
7
3
29
2
27
3
25
5
1
268
49
4

Highest AQI recorded in

August

51AQI


Lowest AQI recorded in

November

32AQI


202139AQI

25
5
27
1
31
29
31
25
5
21
10
9
14
8
17
13
27
29
1
24
7
295
56
8

Highest AQI recorded in

August

74AQI


Lowest AQI recorded in

February

25AQI


202039AQI

19
17
1
29
29
2
25
4
2
18
12
23
6
2
28
2
24
7
212
34
4

Highest AQI recorded in

August

50AQI


Lowest AQI recorded in

November

30AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2021(Avg.)
39AQI
Least Polluted Year Recorded
2025(Avg.)
32AQI


Harrisville's annual 2025 AQI (32) shows an average percentage change of -15.2% (improved AQI) compared to previous years: 2020 (39), 2021 (39), 2022 (39), 2023 (38), 2024 (37).