Box Elder, South Dakota, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Box Elder, South Dakota, United States
AQI Trends: Highest and Lowest
Same Day Analysis (16th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 64 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 16th Oct - 17th Oct 2025
Box Elder, South Dakota, United States
6 AM16th Oct 2025
6 PM
5 AM17th Oct 2025
80AQI
32AQI
102AQI
43AQI
In the last 24 hours,
Box Elder's AQI reached its highest point of 102 at 10 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 16th Oct and 17th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Box Elder, South Dakota, United States
16°C13/18°C
16°C13/20°C
16°C10/21°C
17°C10/25°C
18°C10/26°C
18°C13/24°C
18°C12/26°C
18°C10/27°C
19°C9/30°C
20°C9/33°C
17°C7/28°C
22°C12/34°C
24°C15/33°C
24°C15/32°C
24°C17/31°C
21°C11/32°C
25°C15/36°C
20°C15/26°C
12°C8/13°C
9°C6/14°C
10°C4/18°C
15°C6/26°C
18°C12/28°C
14°C5/23°C
18°C12/27°C
14°C8/19°C
7°C-1/14°C
10°C7/15°C
10°C10/12°C
12°C10/16°C
--°C/°C
41AQI
39AQI
43AQI
40AQI
2025 Days Vs Air Quality
Box Elder, South Dakota, United States
89%
256
11%
32
0.3%
1
Total number of days with different AQI categories in last 290 days in 2025 (75 days remaining)
Under WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2025, 89% of 290 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Box Elder, South Dakota, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
72AQI
63AQI
36AQI
28AQI
27AQI
26AQI
38AQI
29AQI
29AQI
28AQI
27AQI
27AQI
25AQI
28AQI
28AQI
29AQI
32AQI
49AQI
88AQI
125AQI
82AQI
32AQI
31AQI
30AQI
31AQI
30AQI
32AQI
31AQI
29AQI
31AQI
29AQI
30AQI
32AQI
34AQI
30AQI
31AQI
51AQI
28AQI
33AQI
31AQI
35AQI
30AQI
31AQI
29AQI
38AQI
38AQI
34AQI
32AQI
27AQI
30AQI
32AQI
36AQI
40AQI
80AQI
62AQI
30AQI
29AQI
27AQI
31AQI
28AQI
26AQI
34AQI
35AQI
29AQI
28AQI
34AQI
32AQI
31AQI
36AQI
32AQI
37AQI
25AQI
36AQI
25AQI
18AQI
22AQI
30AQI
40AQI
22AQI
21AQI
21AQI
25AQI
20AQI
30AQI
22AQI
33AQI
46AQI
33AQI
29AQI
28AQI
44AQI
31AQI
30AQI
33AQI
25AQI
23AQI
27AQI
35AQI
25AQI
25AQI
30AQI
44AQI
34AQI
24AQI
20AQI
28AQI
28AQI
22AQI
19AQI
22AQI
21AQI
20AQI
24AQI
25AQI
27AQI
27AQI
28AQI
25AQI
22AQI
21AQI
22AQI
23AQI
27AQI
30AQI
31AQI
38AQI
34AQI
36AQI
32AQI
31AQI
34AQI
32AQI
42AQI
38AQI
39AQI
26AQI
25AQI
26AQI
22AQI
18AQI
18AQI
20AQI
25AQI
37AQI
35AQI
27AQI
23AQI
23AQI
24AQI
25AQI
60AQI
79AQI
52AQI
45AQI
45AQI
39AQI
33AQI
34AQI
66AQI
53AQI
57AQI
71AQI
71AQI
55AQI
38AQI
43AQI
39AQI
36AQI
29AQI
34AQI
36AQI
47AQI
49AQI
31AQI
35AQI
34AQI
29AQI
29AQI
31AQI
29AQI
27AQI
30AQI
34AQI
37AQI
38AQI
40AQI
35AQI
29AQI
29AQI
35AQI
33AQI
47AQI
43AQI
45AQI
39AQI
41AQI
43AQI
53AQI
43AQI
42AQI
39AQI
34AQI
42AQI
39AQI
31AQI
29AQI
36AQI
35AQI
39AQI
31AQI
46AQI
74AQI
62AQI
79AQI
60AQI
42AQI
39AQI
45AQI
48AQI
42AQI
24AQI
51AQI
53AQI
32AQI
36AQI
34AQI
38AQI
41AQI
36AQI
32AQI
35AQI
34AQI
38AQI
36AQI
36AQI
39AQI
34AQI
38AQI
32AQI
40AQI
39AQI
35AQI
32AQI
37AQI
45AQI
62AQI
74AQI
50AQI
38AQI
41AQI
51AQI
50AQI
53AQI
47AQI
43AQI
35AQI
28AQI
32AQI
25AQI
31AQI
35AQI
26AQI
24AQI
27AQI
31AQI
40AQI
44AQI
38AQI
38AQI
53AQI
37AQI
25AQI
27AQI
41AQI
36AQI
43AQI
52AQI
40AQI
54AQI
51AQI
41AQI
46AQI
43AQI
46AQI
45AQI
42AQI
48AQI
40AQI
64AQI
39AQI
35AQI
29AQI
27AQI
30AQI
43AQI
39AQI
41AQI
40AQI
46AQI
No. of days
202536AQI
Highest AQI recorded in
October46AQI
Lowest AQI recorded in
April27AQI
202438AQI
Highest AQI recorded in
September53AQI
Lowest AQI recorded in
February29AQI
202337AQI
Highest AQI recorded in
May52AQI
Lowest AQI recorded in
January26AQI
202232AQI
Highest AQI recorded in
July38AQI
Lowest AQI recorded in
December27AQI
202133AQI
Highest AQI recorded in
July51AQI
Lowest AQI recorded in
November23AQI
202031AQI
Highest AQI recorded in
September39AQI
Lowest AQI recorded in
November23AQI
Most & Least Polluted Years Over the Last 6 Years
Box Elder's annual 2025 AQI (36) shows an average percentage change of 7.2% (worsened AQI) compared to previous years: 2020 (31), 2021 (33), 2022 (32), 2023 (37), 2024 (38).