South Union Street, Tecumseh, Michigan, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
South Union Street, Tecumseh, Michigan, United States
AQI Trends: Highest and Lowest
Same Day Analysis (8th August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 59 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Aug - 9th Aug 2025
South Union Street, Tecumseh, Michigan, United States
6 AM8th Aug 2025
9 PM
5 AM9th Aug 2025
61AQI
54AQI
54AQI
48AQI
In the last 24 hours,
South Union Street's AQI reached its highest point of 61 at 7 AM during the Day, while the lowest point, 48, was recorded at 2 AM during the Night between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
South Union Street, Tecumseh, Michigan, United States
25°C17/32°C
25°C18/31°C
26°C20/33°C
25°C20/31°C
25°C16/32°C
24°C14/33°C
25°C21/30°C
23°C19/28°C
20°C15/24°C
22°C16/32°C
24°C21/26°C
21°C14/28°C
20°C11/29°C
23°C14/33°C
28°C19/37°C
25°C21/27°C
26°C23/32°C
26°C22/31°C
27°C19/33°C
25°C16/33°C
25°C19/31°C
20°C17/27°C
19°C12/26°C
19°C10/28°C
20°C11/28°C
20°C12/28°C
22°C15/31°C
23°C17/31°C
24°C17/33°C
25°C18/31°C
--°C/°C
53AQI
53AQI
52AQI
52AQI
2025 Days Vs Air Quality
South Union Street, Tecumseh, Michigan, United States
76%
102
24%
32
0.7%
1
Total number of days with different AQI categories in last 221 days in 2025 (144 days remaining)
Under WHO’s Safe Air Quality Limits: 76%
Health Risk Level:
Low
In 2025, 76% of 221 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
South Union Street, Tecumseh, Michigan, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
39AQI
49AQI
46AQI
38AQI
18AQI
18AQI
27AQI
21AQI
21AQI
20AQI
18AQI
24AQI
25AQI
29AQI
34AQI
40AQI
29AQI
32AQI
30AQI
18AQI
17AQI
31AQI
50AQI
40AQI
21AQI
21AQI
16AQI
37AQI
46AQI
43AQI
22AQI
25AQI
22AQI
38AQI
19AQI
28AQI
38AQI
19AQI
18AQI
26AQI
24AQI
24AQI
21AQI
21AQI
33AQI
22AQI
28AQI
32AQI
31AQI
39AQI
37AQI
23AQI
18AQI
19AQI
19AQI
23AQI
13AQI
11AQI
12AQI
26AQI
31AQI
26AQI
23AQI
36AQI
36AQI
33AQI
25AQI
34AQI
58AQI
63AQI
67AQI
81AQI
76AQI
82AQI
69AQI
55AQI
69AQI
77AQI
59AQI
53AQI
50AQI
48AQI
37AQI
38AQI
22AQI
37AQI
44AQI
47AQI
54AQI
53AQI
38AQI
47AQI
35AQI
26AQI
33AQI
32AQI
31AQI
44AQI
48AQI
54AQI
69AQI
57AQI
32AQI
56AQI
58AQI
44AQI
46AQI
42AQI
41AQI
69AQI
86AQI
74AQI
29AQI
22AQI
26AQI
25AQI
52AQI
37AQI
36AQI
56AQI
29AQI
34AQI
27AQI
30AQI
28AQI
42AQI
108AQI
78AQI
55AQI
76AQI
91AQI
98AQI
78AQI
72AQI
59AQI
38AQI
28AQI
25AQI
50AQI
46AQI
76AQI
No. of days
202540AQI
Highest AQI recorded in
August76AQI
Lowest AQI recorded in
May25AQI
Most & Least Polluted Years Over the Last 1 Years
South Union Street's annual 2025 AQI (40) shows an average percentage change of NaN% (improved AQI) compared to previous years: .