Country Background
HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Smithfield, 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+

July Air Quality Analysis

Smithfield, Utah, United States

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
31st Jul 2024
78AQI
Lowest AQI recorded on
5th Jul 2026
15AQI

Same Day Analysis (29th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 49 of Good air quality, showing improvement over 2024 on the same day.

Day & Night AQI Trend: 29th Jul - 30th Jul 2026

Smithfield, Utah, United States

AQI
Day
Night
.

6 AM29th Jul 2026

9 PM

5 AM30th Jul 2026

Day time
Avg. Highest Time
2PM29th Jul

82AQI

Avg. Lowest Time
5PM29th Jul

29AQI

Night time
Avg. Highest Time
11PM29th Jul

76AQI

Avg. Lowest Time
5AM30th Jul

38AQI

In the last 24 hours,

Smithfield's AQI reached its highest point of 82 at 2 PM during the Day, while the lowest point, 29, was recorded at 5 PM during the Day between 29th Jul and 30th Jul 2026.

Day & Night AQI Trend : Jul 2026

Smithfield, Utah, United States

Jul
01st - 02nd02nd - 03rd03rd - 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
Day
Night
1st Jul 2026286 AMAQI
1st Jul 2026127 AMAQI
1st Jul 2026158 AMAQI
1st Jul 2026199 AMAQI
1st Jul 20263210 AMAQI
1st Jul 20263511 AMAQI
1st Jul 20264012 PMAQI
1st Jul 2026321 PMAQI
1st Jul 2026182 PMAQI
1st Jul 2026193 PMAQI
1st Jul 2026224 PMAQI
1st Jul 2026225 PMAQI
1st Jul 2026206 PMAQI
1st Jul 2026207 PMAQI
1st Jul 2026138 PMAQI
1st Jul 2026189 PMAQI
1st Jul 20262410 PMAQI
1st Jul 20262611 PMAQI
2nd Jul 20261812 AMAQI
2nd Jul 2026201 AMAQI
2nd Jul 2026182 AMAQI
2nd Jul 2026163 AMAQI
2nd Jul 2026184 AMAQI
2nd Jul 2026185 AMAQI

20°C8/31°C

2nd Jul 2026156 AMAQI
2nd Jul 2026167 AMAQI
2nd Jul 2026188 AMAQI
2nd Jul 2026209 AMAQI
2nd Jul 20262710 AMAQI
2nd Jul 20264011 AMAQI
2nd Jul 20264012 PMAQI
2nd Jul 2026301 PMAQI
2nd Jul 2026262 PMAQI
2nd Jul 2026243 PMAQI
2nd Jul 2026224 PMAQI
2nd Jul 2026145 PMAQI
2nd Jul 2026166 PMAQI
2nd Jul 2026167 PMAQI
2nd Jul 2026368 PMAQI
2nd Jul 2026339 PMAQI
2nd Jul 20263010 PMAQI
2nd Jul 20262511 PMAQI
3rd Jul 20262012 AMAQI
3rd Jul 2026201 AMAQI
3rd Jul 2026202 AMAQI
3rd Jul 2026193 AMAQI
3rd Jul 2026224 AMAQI
3rd Jul 2026225 AMAQI

21°C10/31°C

3rd Jul 2026176 AMAQI
3rd Jul 2026207 AMAQI
3rd Jul 2026188 AMAQI
3rd Jul 2026169 AMAQI
3rd Jul 20262410 AMAQI
3rd Jul 20262011 AMAQI
3rd Jul 20262412 PMAQI
3rd Jul 2026141 PMAQI
3rd Jul 2026142 PMAQI
3rd Jul 2026233 PMAQI
3rd Jul 2026164 PMAQI
3rd Jul 2026125 PMAQI
3rd Jul 2026126 PMAQI
3rd Jul 2026157 PMAQI
3rd Jul 2026148 PMAQI
3rd Jul 2026139 PMAQI
3rd Jul 20261810 PMAQI
3rd Jul 20261411 PMAQI
4th Jul 20261412 AMAQI
4th Jul 2026161 AMAQI
4th Jul 2026172 AMAQI
4th Jul 2026123 AMAQI
4th Jul 2026134 AMAQI
4th Jul 2026165 AMAQI

22°C11/32°C

4th Jul 2026106 AMAQI
4th Jul 2026207 AMAQI
4th Jul 2026188 AMAQI
4th Jul 2026169 AMAQI
4th Jul 20262010 AMAQI
4th Jul 20262211 AMAQI
4th Jul 20262212 PMAQI
4th Jul 2026141 PMAQI
4th Jul 2026142 PMAQI
4th Jul 2026123 PMAQI
4th Jul 2026244 PMAQI
4th Jul 2026245 PMAQI
4th Jul 2026106 PMAQI
4th Jul 2026227 PMAQI
4th Jul 2026208 PMAQI
4th Jul 2026129 PMAQI
4th Jul 20261510 PMAQI
4th Jul 20261811 PMAQI
5th Jul 2026812 AMAQI
5th Jul 202681 AMAQI
5th Jul 202682 AMAQI
5th Jul 2026263 AMAQI
5th Jul 2026154 AMAQI
5th Jul 2026145 AMAQI

24°C10/34°C

5th Jul 2026146 AMAQI
5th Jul 2026177 AMAQI
5th Jul 2026168 AMAQI
5th Jul 2026129 AMAQI
5th Jul 20262110 AMAQI
5th Jul 20261611 AMAQI
5th Jul 20261112 PMAQI
5th Jul 2026161 PMAQI
5th Jul 2026122 PMAQI
5th Jul 2026143 PMAQI
5th Jul 2026144 PMAQI
5th Jul 2026105 PMAQI
5th Jul 2026116 PMAQI
5th Jul 2026147 PMAQI
5th Jul 2026148 PMAQI
5th Jul 2026249 PMAQI
5th Jul 20262810 PMAQI
5th Jul 20262011 PMAQI
6th Jul 20261412 AMAQI
6th Jul 2026111 AMAQI
6th Jul 2026122 AMAQI
6th Jul 2026103 AMAQI
6th Jul 2026144 AMAQI
6th Jul 2026165 AMAQI

28°C18/37°C

6th Jul 2026156 AMAQI
6th Jul 2026107 AMAQI
6th Jul 2026208 AMAQI
6th Jul 2026229 AMAQI
6th Jul 20261210 AMAQI
6th Jul 20261811 AMAQI
6th Jul 20262212 PMAQI
6th Jul 2026201 PMAQI
6th Jul 2026152 PMAQI
6th Jul 2026103 PMAQI
6th Jul 2026144 PMAQI
6th Jul 2026325 PMAQI
6th Jul 2026126 PMAQI
6th Jul 2026107 PMAQI
6th Jul 2026168 PMAQI
6th Jul 2026289 PMAQI
6th Jul 20264310 PMAQI
6th Jul 20264011 PMAQI
7th Jul 20262712 AMAQI
7th Jul 2026221 AMAQI
7th Jul 2026242 AMAQI
7th Jul 2026163 AMAQI
7th Jul 2026144 AMAQI
7th Jul 2026185 AMAQI

27°C16/35°C

7th Jul 2026106 AMAQI
7th Jul 2026127 AMAQI
7th Jul 2026128 AMAQI
7th Jul 2026209 AMAQI
7th Jul 20262410 AMAQI
7th Jul 20263411 AMAQI
7th Jul 20262812 PMAQI
7th Jul 2026271 PMAQI
7th Jul 2026302 PMAQI
7th Jul 2026323 PMAQI
7th Jul 2026324 PMAQI
7th Jul 2026325 PMAQI
7th Jul 2026296 PMAQI
7th Jul 2026107 PMAQI
7th Jul 202688 PMAQI
7th Jul 2026189 PMAQI
7th Jul 20262110 PMAQI
7th Jul 20261911 PMAQI
8th Jul 20264912 AMAQI
8th Jul 2026331 AMAQI
8th Jul 2026302 AMAQI
8th Jul 2026183 AMAQI
8th Jul 2026164 AMAQI
8th Jul 2026165 AMAQI

27°C19/35°C

8th Jul 2026156 AMAQI
8th Jul 2026197 AMAQI
8th Jul 2026188 AMAQI
8th Jul 2026239 AMAQI
8th Jul 20262510 AMAQI
8th Jul 20263011 AMAQI
8th Jul 20262312 PMAQI
8th Jul 2026231 PMAQI
8th Jul 2026252 PMAQI
8th Jul 2026163 PMAQI
8th Jul 2026124 PMAQI
8th Jul 2026105 PMAQI
8th Jul 202686 PMAQI
8th Jul 2026147 PMAQI
8th Jul 2026128 PMAQI
8th Jul 2026649 PMAQI
8th Jul 20266710 PMAQI
8th Jul 20265411 PMAQI
9th Jul 20264012 AMAQI
9th Jul 2026301 AMAQI
9th Jul 2026252 AMAQI
9th Jul 2026143 AMAQI
9th Jul 2026114 AMAQI
9th Jul 2026145 AMAQI

26°C16/36°C

9th Jul 2026146 AMAQI
9th Jul 2026267 AMAQI
9th Jul 2026218 AMAQI
9th Jul 2026129 AMAQI
9th Jul 20262410 AMAQI
9th Jul 20262611 AMAQI
9th Jul 20263012 PMAQI
9th Jul 2026241 PMAQI
9th Jul 2026222 PMAQI
9th Jul 2026203 PMAQI
9th Jul 2026184 PMAQI
9th Jul 2026105 PMAQI
9th Jul 202686 PMAQI
9th Jul 202687 PMAQI
9th Jul 2026108 PMAQI
9th Jul 2026209 PMAQI
9th Jul 20262410 PMAQI
9th Jul 20262611 PMAQI
10th Jul 20261812 AMAQI
10th Jul 2026221 AMAQI
10th Jul 2026222 AMAQI
10th Jul 2026183 AMAQI
10th Jul 2026204 AMAQI
10th Jul 2026185 AMAQI

26°C15/34°C

10th Jul 2026206 AMAQI
10th Jul 2026217 AMAQI
10th Jul 2026228 AMAQI
10th Jul 2026309 AMAQI
10th Jul 20263310 AMAQI
10th Jul 20262611 AMAQI
10th Jul 20263312 PMAQI
10th Jul 2026301 PMAQI
10th Jul 2026302 PMAQI
10th Jul 2026333 PMAQI
10th Jul 2026304 PMAQI
10th Jul 2026215 PMAQI
10th Jul 2026206 PMAQI
10th Jul 2026207 PMAQI
10th Jul 2026218 PMAQI
10th Jul 2026249 PMAQI
10th Jul 20262610 PMAQI
10th Jul 20262511 PMAQI
11th Jul 20261812 AMAQI
11th Jul 2026161 AMAQI
11th Jul 2026162 AMAQI
11th Jul 2026183 AMAQI
11th Jul 2026274 AMAQI
11th Jul 2026185 AMAQI

26°C12/36°C

11th Jul 2026186 AMAQI
11th Jul 2026197 AMAQI
11th Jul 2026248 AMAQI
11th Jul 2026289 AMAQI
11th Jul 20263310 AMAQI
11th Jul 20262011 AMAQI
11th Jul 20262212 PMAQI
11th Jul 2026221 PMAQI
11th Jul 2026312 PMAQI
11th Jul 2026303 PMAQI
11th Jul 2026244 PMAQI
11th Jul 2026205 PMAQI
11th Jul 2026186 PMAQI
11th Jul 2026147 PMAQI
11th Jul 2026298 PMAQI
11th Jul 2026279 PMAQI
11th Jul 20261210 PMAQI
11th Jul 20261311 PMAQI
12th Jul 20262412 AMAQI
12th Jul 2026271 AMAQI
12th Jul 2026302 AMAQI
12th Jul 2026323 AMAQI
12th Jul 2026164 AMAQI
12th Jul 2026145 AMAQI

28°C13/38°C

12th Jul 2026126 AMAQI
12th Jul 2026127 AMAQI
12th Jul 2026138 AMAQI
12th Jul 2026149 AMAQI
12th Jul 20261610 AMAQI
12th Jul 20261111 AMAQI
12th Jul 20261212 PMAQI
12th Jul 2026131 PMAQI
12th Jul 2026122 PMAQI
12th Jul 2026123 PMAQI
12th Jul 2026124 PMAQI
12th Jul 2026125 PMAQI
12th Jul 2026136 PMAQI
12th Jul 2026147 PMAQI
12th Jul 2026168 PMAQI
12th Jul 2026209 PMAQI
12th Jul 20262210 PMAQI
12th Jul 20262811 PMAQI
13th Jul 20262012 AMAQI
13th Jul 2026211 AMAQI
13th Jul 2026212 AMAQI
13th Jul 2026243 AMAQI
13th Jul 2026274 AMAQI
13th Jul 2026265 AMAQI

29°C12/41°C

13th Jul 2026266 AMAQI
13th Jul 2026257 AMAQI
13th Jul 2026268 AMAQI
13th Jul 2026449 AMAQI
13th Jul 20265810 AMAQI
13th Jul 20265411 AMAQI
13th Jul 20264312 PMAQI
13th Jul 2026401 PMAQI
13th Jul 2026462 PMAQI
13th Jul 2026493 PMAQI
13th Jul 2026524 PMAQI
13th Jul 2026435 PMAQI
13th Jul 2026306 PMAQI
13th Jul 2026357 PMAQI
13th Jul 2026328 PMAQI
13th Jul 2026309 PMAQI
13th Jul 20263210 PMAQI
13th Jul 20263611 PMAQI
14th Jul 20262812 AMAQI
14th Jul 2026261 AMAQI
14th Jul 2026242 AMAQI
14th Jul 2026193 AMAQI
14th Jul 2026274 AMAQI
14th Jul 2026315 AMAQI

29°C19/37°C

14th Jul 2026326 AMAQI
14th Jul 2026287 AMAQI
14th Jul 2026288 AMAQI
14th Jul 2026359 AMAQI
14th Jul 20263610 AMAQI
14th Jul 20263211 AMAQI
14th Jul 20263212 PMAQI
14th Jul 2026271 PMAQI
14th Jul 2026362 PMAQI
14th Jul 2026353 PMAQI
14th Jul 2026214 PMAQI
14th Jul 2026205 PMAQI
14th Jul 2026246 PMAQI
14th Jul 2026187 PMAQI
14th Jul 2026378 PMAQI
14th Jul 2026269 PMAQI
14th Jul 20262410 PMAQI
14th Jul 20262811 PMAQI
15th Jul 20263112 AMAQI
15th Jul 2026341 AMAQI
15th Jul 2026342 AMAQI
15th Jul 2026343 AMAQI
15th Jul 2026314 AMAQI
15th Jul 2026225 AMAQI

28°C18/37°C

15th Jul 2026286 AMAQI
15th Jul 2026247 AMAQI
15th Jul 2026248 AMAQI
15th Jul 2026249 AMAQI
15th Jul 20262810 AMAQI
15th Jul 20263311 AMAQI
15th Jul 20263212 PMAQI
15th Jul 2026291 PMAQI
15th Jul 2026282 PMAQI
15th Jul 2026223 PMAQI
15th Jul 2026194 PMAQI
15th Jul 2026395 PMAQI
15th Jul 2026246 PMAQI
15th Jul 2026187 PMAQI
15th Jul 2026148 PMAQI
15th Jul 2026189 PMAQI
15th Jul 20262110 PMAQI
15th Jul 20262011 PMAQI
16th Jul 20261612 AMAQI
16th Jul 2026161 AMAQI
16th Jul 2026282 AMAQI
16th Jul 2026113 AMAQI
16th Jul 2026204 AMAQI
16th Jul 2026195 AMAQI

27°C18/35°C

16th Jul 2026186 AMAQI
16th Jul 2026207 AMAQI
16th Jul 2026208 AMAQI
16th Jul 2026189 AMAQI
16th Jul 20261910 AMAQI
16th Jul 20261311 AMAQI
16th Jul 20262012 PMAQI
16th Jul 2026221 PMAQI
16th Jul 2026222 PMAQI
16th Jul 2026173 PMAQI
16th Jul 2026204 PMAQI
16th Jul 2026185 PMAQI
16th Jul 2026146 PMAQI
16th Jul 2026177 PMAQI
16th Jul 2026168 PMAQI
16th Jul 2026269 PMAQI
16th Jul 20262910 PMAQI
16th Jul 20262211 PMAQI
17th Jul 20261312 AMAQI
17th Jul 2026141 AMAQI
17th Jul 2026182 AMAQI
17th Jul 2026383 AMAQI
17th Jul 2026434 AMAQI
17th Jul 2026375 AMAQI

28°C18/36°C

17th Jul 2026386 AMAQI
17th Jul 2026407 AMAQI
17th Jul 2026378 AMAQI
17th Jul 2026369 AMAQI
17th Jul 20263710 AMAQI
17th Jul 20264111 AMAQI
17th Jul 20263812 PMAQI
17th Jul 2026391 PMAQI
17th Jul 2026482 PMAQI
17th Jul 2026463 PMAQI
17th Jul 2026524 PMAQI
17th Jul 2026385 PMAQI
17th Jul 2026286 PMAQI
17th Jul 2026327 PMAQI
17th Jul 2026388 PMAQI
17th Jul 2026389 PMAQI
17th Jul 20265010 PMAQI
17th Jul 20263811 PMAQI
18th Jul 20263612 AMAQI
18th Jul 2026271 AMAQI
18th Jul 2026372 AMAQI
18th Jul 2026423 AMAQI
18th Jul 2026424 AMAQI
18th Jul 2026515 AMAQI

27°C22/35°C

18th Jul 2026496 AMAQI
18th Jul 2026567 AMAQI
18th Jul 2026428 AMAQI
18th Jul 2026329 AMAQI
18th Jul 20263810 AMAQI
18th Jul 20263811 AMAQI
18th Jul 20263412 PMAQI
18th Jul 2026591 PMAQI
18th Jul 2026542 PMAQI
18th Jul 2026463 PMAQI
18th Jul 2026464 PMAQI
18th Jul 2026365 PMAQI
18th Jul 2026366 PMAQI
18th Jul 2026367 PMAQI
18th Jul 2026548 PMAQI
18th Jul 2026669 PMAQI
18th Jul 20266410 PMAQI
18th Jul 20263011 PMAQI
19th Jul 20263312 AMAQI
19th Jul 2026561 AMAQI
19th Jul 2026582 AMAQI
19th Jul 2026383 AMAQI
19th Jul 2026304 AMAQI
19th Jul 2026365 AMAQI

27°C18/36°C

19th Jul 2026466 AMAQI
19th Jul 2026227 AMAQI
19th Jul 2026488 AMAQI
19th Jul 2026309 AMAQI
19th Jul 20262110 AMAQI
19th Jul 20265011 AMAQI
19th Jul 20264612 PMAQI
19th Jul 2026531 PMAQI
19th Jul 2026502 PMAQI
19th Jul 2026413 PMAQI
19th Jul 2026214 PMAQI
19th Jul 2026385 PMAQI
19th Jul 2026386 PMAQI
19th Jul 2026377 PMAQI
19th Jul 2026348 PMAQI
19th Jul 2026429 PMAQI
19th Jul 20266610 PMAQI
19th Jul 20266211 PMAQI
20th Jul 20266212 AMAQI
20th Jul 2026461 AMAQI
20th Jul 2026712 AMAQI
20th Jul 2026503 AMAQI
20th Jul 2026464 AMAQI
20th Jul 2026385 AMAQI

28°C17/37°C

20th Jul 2026756 AMAQI
20th Jul 2026687 AMAQI
20th Jul 2026518 AMAQI
20th Jul 2026389 AMAQI
20th Jul 202613010 AMAQI
20th Jul 20263811 AMAQI
20th Jul 20265412 PMAQI
20th Jul 2026961 PMAQI
20th Jul 2026862 PMAQI
20th Jul 2026683 PMAQI
20th Jul 2026594 PMAQI
20th Jul 2026555 PMAQI
20th Jul 2026466 PMAQI
20th Jul 2026567 PMAQI
20th Jul 2026528 PMAQI
20th Jul 20264910 PMAQI
20th Jul 20264211 PMAQI
21st Jul 20265612 AMAQI
21st Jul 2026361 AMAQI
21st Jul 2026402 AMAQI
21st Jul 2026633 AMAQI
21st Jul 2026384 AMAQI
21st Jul 2026385 AMAQI

29°C17/38°C

21st Jul 2026426 AMAQI
21st Jul 2026447 AMAQI
21st Jul 2026468 AMAQI
21st Jul 2026469 AMAQI
21st Jul 20264410 AMAQI
21st Jul 20264411 AMAQI
21st Jul 20264512 PMAQI
21st Jul 2026461 PMAQI
21st Jul 2026402 PMAQI
21st Jul 2026413 PMAQI
21st Jul 2026394 PMAQI
21st Jul 2026385 PMAQI
21st Jul 2026526 PMAQI
21st Jul 2026307 PMAQI
21st Jul 2026608 PMAQI
21st Jul 2026589 PMAQI
21st Jul 20265610 PMAQI
21st Jul 20264611 PMAQI
22nd Jul 20263812 AMAQI
22nd Jul 2026421 AMAQI
22nd Jul 2026342 AMAQI
22nd Jul 2026463 AMAQI
22nd Jul 2026384 AMAQI
22nd Jul 2026465 AMAQI

31°C24/38°C

22nd Jul 2026616 AMAQI
22nd Jul 2026367 AMAQI
22nd Jul 2026438 AMAQI
22nd Jul 2026509 AMAQI
22nd Jul 20264810 AMAQI
22nd Jul 20264611 AMAQI
22nd Jul 20264612 PMAQI
22nd Jul 2026491 PMAQI
22nd Jul 2026502 PMAQI
22nd Jul 2026453 PMAQI
22nd Jul 2026404 PMAQI
22nd Jul 2026385 PMAQI
22nd Jul 2026396 PMAQI
22nd Jul 2026417 PMAQI
22nd Jul 2026388 PMAQI
22nd Jul 2026389 PMAQI
22nd Jul 20264810 PMAQI
22nd Jul 20263711 PMAQI
23rd Jul 20263412 AMAQI
23rd Jul 2026381 AMAQI
23rd Jul 2026372 AMAQI
23rd Jul 2026383 AMAQI
23rd Jul 2026384 AMAQI
23rd Jul 2026345 AMAQI

27°C22/34°C

23rd Jul 2026386 AMAQI
23rd Jul 2026397 AMAQI
23rd Jul 2026428 AMAQI
23rd Jul 2026469 AMAQI
23rd Jul 20264710 AMAQI
23rd Jul 20263611 AMAQI
23rd Jul 20264812 PMAQI
23rd Jul 2026591 PMAQI
23rd Jul 2026382 PMAQI
23rd Jul 2026563 PMAQI
23rd Jul 2026434 PMAQI
23rd Jul 2026365 PMAQI
23rd Jul 2026346 PMAQI
23rd Jul 2026367 PMAQI
23rd Jul 2026368 PMAQI
23rd Jul 2026429 PMAQI
23rd Jul 20264610 PMAQI
23rd Jul 20265011 PMAQI
24th Jul 20264312 AMAQI
24th Jul 2026461 AMAQI
24th Jul 2026412 AMAQI
24th Jul 2026403 AMAQI
24th Jul 2026374 AMAQI
24th Jul 2026435 AMAQI

27°C19/35°C

24th Jul 2026386 AMAQI
24th Jul 2026427 AMAQI
24th Jul 2026408 AMAQI
24th Jul 2026389 AMAQI
24th Jul 20263810 AMAQI
24th Jul 20263811 AMAQI
24th Jul 20263712 PMAQI
24th Jul 2026691 PMAQI
24th Jul 2026502 PMAQI
24th Jul 2026663 PMAQI
24th Jul 2026544 PMAQI
24th Jul 2026515 PMAQI
24th Jul 2026436 PMAQI
24th Jul 2026537 PMAQI
24th Jul 2026508 PMAQI
24th Jul 2026539 PMAQI
24th Jul 20265010 PMAQI
24th Jul 20264211 PMAQI
25th Jul 20263612 AMAQI
25th Jul 2026551 AMAQI
25th Jul 2026462 AMAQI
25th Jul 2026433 AMAQI
25th Jul 2026394 AMAQI
25th Jul 2026555 AMAQI

29°C17/38°C

25th Jul 2026366 AMAQI
25th Jul 2026377 AMAQI
25th Jul 2026548 AMAQI
25th Jul 2026469 AMAQI
25th Jul 20265610 AMAQI
25th Jul 20265411 AMAQI
25th Jul 20265412 PMAQI
25th Jul 2026371 PMAQI
25th Jul 2026582 PMAQI
25th Jul 2026543 PMAQI
25th Jul 2026504 PMAQI
25th Jul 2026545 PMAQI
25th Jul 2026506 PMAQI
25th Jul 2026567 PMAQI
25th Jul 2026418 PMAQI
25th Jul 2026449 PMAQI
25th Jul 20265210 PMAQI
25th Jul 20264311 PMAQI
26th Jul 20264412 AMAQI
26th Jul 2026391 AMAQI
26th Jul 2026532 AMAQI
26th Jul 2026863 AMAQI
26th Jul 2026524 AMAQI
26th Jul 2026395 AMAQI

29°C19/37°C

26th Jul 2026386 AMAQI
26th Jul 2026377 AMAQI
26th Jul 2026368 AMAQI
26th Jul 2026899 AMAQI
26th Jul 202613610 AMAQI
26th Jul 20266011 AMAQI
26th Jul 20267912 PMAQI
26th Jul 2026531 PMAQI
26th Jul 2026402 PMAQI
26th Jul 2026493 PMAQI
26th Jul 2026484 PMAQI
26th Jul 2026425 PMAQI
26th Jul 2026236 PMAQI
26th Jul 2026367 PMAQI
26th Jul 2026848 PMAQI
26th Jul 2026369 PMAQI
26th Jul 20264310 PMAQI
26th Jul 20265211 PMAQI
27th Jul 20264912 AMAQI
27th Jul 2026611 AMAQI
27th Jul 2026522 AMAQI
27th Jul 2026743 AMAQI
27th Jul 2026384 AMAQI
27th Jul 2026405 AMAQI

30°C20/39°C

27th Jul 2026426 AMAQI
27th Jul 2026487 AMAQI
27th Jul 2026468 AMAQI
27th Jul 2026479 AMAQI
27th Jul 20264910 AMAQI
27th Jul 20264611 AMAQI
27th Jul 20264512 PMAQI
27th Jul 2026421 PMAQI
27th Jul 2026372 PMAQI
27th Jul 2026383 PMAQI
27th Jul 2026484 PMAQI
27th Jul 2026555 PMAQI
27th Jul 2026686 PMAQI
27th Jul 2026747 PMAQI
27th Jul 2026668 PMAQI
27th Jul 2026569 PMAQI
27th Jul 20265610 PMAQI
27th Jul 20265511 PMAQI
28th Jul 20265612 AMAQI
28th Jul 2026581 AMAQI
28th Jul 2026582 AMAQI
28th Jul 2026563 AMAQI
28th Jul 2026584 AMAQI
28th Jul 2026625 AMAQI

31°C23/38°C

28th Jul 2026646 AMAQI
28th Jul 2026657 AMAQI
28th Jul 2026688 AMAQI
28th Jul 2026669 AMAQI
28th Jul 20266610 AMAQI
28th Jul 20266811 AMAQI
28th Jul 20266512 PMAQI
28th Jul 2026641 PMAQI
28th Jul 2026602 PMAQI
28th Jul 2026573 PMAQI
28th Jul 2026494 PMAQI
28th Jul 2026385 PMAQI
28th Jul 2026286 PMAQI
28th Jul 2026447 PMAQI
28th Jul 2026388 PMAQI
28th Jul 2026449 PMAQI
28th Jul 20263910 PMAQI
28th Jul 20263711 PMAQI
29th Jul 20263712 AMAQI
29th Jul 2026381 AMAQI
29th Jul 2026372 AMAQI
29th Jul 2026373 AMAQI
29th Jul 2026374 AMAQI
29th Jul 2026795 AMAQI

27°C17/37°C

29th Jul 2026376 AMAQI
29th Jul 2026507 AMAQI
29th Jul 2026368 AMAQI
29th Jul 2026389 AMAQI
29th Jul 20263910 AMAQI
29th Jul 20264011 AMAQI
29th Jul 20263812 PMAQI
29th Jul 2026381 PMAQI
29th Jul 2026822 PMAQI
29th Jul 2026703 PMAQI
29th Jul 2026664 PMAQI
29th Jul 2026295 PMAQI
29th Jul 2026466 PMAQI
29th Jul 2026687 PMAQI
29th Jul 2026608 PMAQI
29th Jul 2026499 PMAQI
29th Jul 20265010 PMAQI
29th Jul 20267611 PMAQI
30th Jul 20265012 AMAQI
30th Jul 2026501 AMAQI
30th Jul 2026742 AMAQI
30th Jul 2026623 AMAQI
30th Jul 2026634 AMAQI
30th Jul 2026385 AMAQI

28°C20/36°C

30th Jul 2026746 AMAQI
6 AM
30th Jul 2026387 AMAQI
30th Jul 2026768 AMAQI
30th Jul 2026379 AMAQI
30th Jul 20266610 AMAQI
30th Jul 20267011 AMAQI
30th Jul 20267812 PMAQI
30th Jul 2026541 PMAQI
1 PM
30th Jul 2026442 PMAQI
30th Jul 2026423 PMAQI
30th Jul 2026404 PMAQI
30th Jul 2026385 PMAQI
30th Jul 2026386 PMAQI
30th Jul 2026387 PMAQI
30th Jul 2026388 PMAQI
30th Jul 2026429 PMAQI
9 PM
30th Jul 20263910 PMAQI
30th Jul 20263811 PMAQI
1 AM
5 AM

26°C16/36°C

Day time
Avg. Highest Time
10 AM

42AQI

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

28AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 10 AM (Avg. 42), while the lowest AQI was between 6 PM to 6 PM (Avg. 28).
Night time
Avg. Highest Time
10 PM

38AQI

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

30AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 10 PM (Avg. 38), while the lowest AQI was between 4 AM to 4 AM (Avg. 30).

2026 Days Vs Air Quality

Smithfield, Utah, United States

2026

98%

202

2%

5

Total number of days with different AQI categories in last 211 days in 2026 (154 days remaining)

Good
202 Days
Moderate
5 Days
Poor
0 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 98%

Health Risk Level:

Very Low

In 2026, 98% of 211 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

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

31AQI (US)

28AQI (US)

26AQI (US)

23AQI (US)

23AQI (US)

23AQI (US)

33AQI (US)

No. of days

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

202627AQI (US)

30
1
28
31
28
30
30
25
4
202
5

Highest AQI (US) recorded in

July

33AQI (US)

Lowest AQI (US) recorded in

June

23AQI (US)

202531AQI (US)

26
5
28
29
2
30
31
30
25
6
20
11
29
1
31
30
31
340
25

Highest AQI (US) recorded in

August

44AQI (US)

Lowest AQI (US) recorded in

March

23AQI (US)

202436AQI (US)

14
16
27
2
31
30
31
30
16
14
21
10
27
3
31
30
20
11
308
56

Highest AQI (US) recorded in

January

50AQI (US)

Lowest AQI (US) recorded in

November

20AQI (US)

202340AQI (US)

18
12
14
5
7
2
28
3
29
1
27
3
30
31
29
2
30
31
25
2
18
13
310
41
7
2

Highest AQI (US) recorded in

February

72AQI (US)

Lowest AQI (US) recorded in

October

26AQI (US)

202240AQI (US)

14
13
2
14
8
28
3
17
31
27
3
19
2
1
25
3
1
28
3
29
1
21
6
4
254
42
6
1

Highest AQI (US) recorded in

January

57AQI (US)

Lowest AQI (US) recorded in

May

30AQI (US)

202142AQI (US)

17
11
1
28
31
30
31
22
7
15
16
9
17
5
17
12
1
31
30
24
4
3
285
67
10

Highest AQI (US) recorded in

August

73AQI (US)

Lowest AQI (US) recorded in

November

29AQI (US)

202040AQI (US)

1
20
18
30
31
20
8
2
1
16
14
23
7
1
30
17
13
1
206
42
4
1

Highest AQI (US) recorded in

August

56AQI (US)

Lowest AQI (US) recorded in

April

29AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2021(Avg.)
42AQI (US)
Least Polluted Year Recorded
2026(Avg.)
27AQI (US)

Smithfield's annual 2026 AQI (US) (27) shows an average percentage change of -28.5% (improved AQI (US)) compared to previous years: 2020 (40), 2021 (42), 2022 (40), 2023 (40), 2024 (36), 2025 (31).