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!
June Air Quality Analysis
Smithfield, Utah, United States
AQI Trends: Highest and Lowest
Same Day Analysis (3rd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 24 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Jun - 3rd Jun 2026
Smithfield, Utah, United States
6 AM2nd Jun 2026
8 PM
5 AM3rd Jun 2026
32AQI
8AQI
32AQI
10AQI
In the last 24 hours,
Smithfield's AQI reached its highest point of 32 at 8 AM during the Day, while the lowest point, 8, was recorded at 5 PM during the Day between 2nd Jun and 3rd Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Smithfield, Utah, United States
13°C10/18°C
11°C3/19°C
16°C8/24°C
17°C8/26°C
16°C8/24°C
17°C6/26°C
20°C7/30°C
21°C9/31°C
22°C12/31°C
15°C6/23°C
15°C5/25°C
14°C6/23°C
9°C3/15°C
8°C2/15°C
9°C1/18°C
10°C2/18°C
14°C10/19°C
13°C3/22°C
17°C5/27°C
21°C10/29°C
21°C9/31°C
21°C17/26°C
22°C15/30°C
22°C10/30°C
19°C9/27°C
13°C11/17°C
14°C7/22°C
16°C8/26°C
18°C7/27°C
20°C7/30°C
34AQI
17AQI
26AQI
18AQI
2026 Days Vs Air Quality
Smithfield, Utah, United States
99%
150
0.6%
1
Total number of days with different AQI categories in last 154 days in 2026 (211 days remaining)
Under WHO’s Safe Air Quality Limits: 99%
Health Risk Level:
Very Low
In 2026, 99% of 154 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
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
34AQI (US)
26AQI (US)
21AQI (US)
10AQI (US)
18AQI (US)
25AQI (US)
13AQI (US)
16AQI (US)
16AQI (US)
23AQI (US)
34AQI (US)
46AQI (US)
51AQI (US)
50AQI (US)
50AQI (US)
50AQI (US)
22AQI (US)
22AQI (US)
30AQI (US)
28AQI (US)
38AQI (US)
37AQI (US)
34AQI (US)
27AQI (US)
32AQI (US)
35AQI (US)
26AQI (US)
30AQI (US)
42AQI (US)
43AQI (US)
27AQI (US)
27AQI (US)
24AQI (US)
30AQI (US)
28AQI (US)
30AQI (US)
28AQI (US)
29AQI (US)
31AQI (US)
38AQI (US)
29AQI (US)
22AQI (US)
25AQI (US)
30AQI (US)
27AQI (US)
25AQI (US)
30AQI (US)
32AQI (US)
48AQI (US)
22AQI (US)
32AQI (US)
20AQI (US)
28AQI (US)
23AQI (US)
28AQI (US)
29AQI (US)
24AQI (US)
21AQI (US)
22AQI (US)
30AQI (US)
44AQI (US)
33AQI (US)
23AQI (US)
38AQI (US)
32AQI (US)
31AQI (US)
22AQI (US)
25AQI (US)
21AQI (US)
27AQI (US)
18AQI (US)
24AQI (US)
18AQI (US)
24AQI (US)
22AQI (US)
25AQI (US)
22AQI (US)
25AQI (US)
27AQI (US)
25AQI (US)
22AQI (US)
28AQI (US)
27AQI (US)
24AQI (US)
26AQI (US)
29AQI (US)
25AQI (US)
20AQI (US)
20AQI (US)
20AQI (US)
26AQI (US)
28AQI (US)
28AQI (US)
21AQI (US)
26AQI (US)
26AQI (US)
23AQI (US)
26AQI (US)
22AQI (US)
25AQI (US)
20AQI (US)
26AQI (US)
25AQI (US)
28AQI (US)
26AQI (US)
22AQI (US)
29AQI (US)
21AQI (US)
19AQI (US)
25AQI (US)
18AQI (US)
18AQI (US)
18AQI (US)
26AQI (US)
24AQI (US)
18AQI (US)
18AQI (US)
20AQI (US)
18AQI (US)
18AQI (US)
16AQI (US)
22AQI (US)
21AQI (US)
20AQI (US)
18AQI (US)
23AQI (US)
22AQI (US)
22AQI (US)
26AQI (US)
40AQI (US)
37AQI (US)
23AQI (US)
22AQI (US)
27AQI (US)
28AQI (US)
28AQI (US)
24AQI (US)
23AQI (US)
20AQI (US)
23AQI (US)
22AQI (US)
19AQI (US)
22AQI (US)
22AQI (US)
22AQI (US)
22AQI (US)
21AQI (US)
23AQI (US)
21AQI (US)
20AQI (US)
24AQI (US)
31AQI (US)
28AQI (US)
26AQI (US)
23AQI (US)
23AQI (US)
22AQI (US)
No. of days
202626AQI (US)
Highest AQI (US) recorded in
January31AQI (US)
Lowest AQI (US) recorded in
June22AQI (US)
202531AQI (US)
Highest AQI (US) recorded in
August44AQI (US)
Lowest AQI (US) recorded in
March23AQI (US)
202436AQI (US)
Highest AQI (US) recorded in
January50AQI (US)
Lowest AQI (US) recorded in
November20AQI (US)
202340AQI (US)
Highest AQI (US) recorded in
February72AQI (US)
Lowest AQI (US) recorded in
October26AQI (US)
202240AQI (US)
Highest AQI (US) recorded in
January57AQI (US)
Lowest AQI (US) recorded in
May30AQI (US)
202142AQI (US)
Highest AQI (US) recorded in
August73AQI (US)
Lowest AQI (US) recorded in
November29AQI (US)
202040AQI (US)
Highest AQI (US) recorded in
August56AQI (US)
Lowest AQI (US) recorded in
April29AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Smithfield's annual 2026 AQI (US) (26) shows an average percentage change of -31.1% (improved AQI (US)) compared to previous years: 2020 (40), 2021 (42), 2022 (40), 2023 (40), 2024 (36), 2025 (31).