Unionville, Elmwood, Michigan, 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
Unionville, Elmwood, Michigan, United States
AQI Trends: Highest and Lowest
Same Day Analysis (18th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 43 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 18th Oct - 19th Oct 2025
Unionville, Elmwood, Michigan, United States
7 AM18th Oct 2025
7 PM
6 AM19th Oct 2025
62AQI
30AQI
76AQI
56AQI
In the last 24 hours,
Unionville's AQI reached its highest point of 76 at 11 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
Unionville, Elmwood, Michigan, United States
17°C12/19°C
16°C9/23°C
18°C12/25°C
20°C17/25°C
19°C15/24°C
18°C16/22°C
18°C15/23°C
18°C12/26°C
19°C15/27°C
18°C13/25°C
16°C7/27°C
16°C9/26°C
16°C9/23°C
14°C5/25°C
18°C8/30°C
22°C13/32°C
23°C15/30°C
22°C17/30°C
15°C11/17°C
10°C6/13°C
8°C1/14°C
11°C3/20°C
12°C9/16°C
12°C5/21°C
15°C7/22°C
13°C8/20°C
12°C7/16°C
9°C3/16°C
13°C6/21°C
18°C13/26°C
--°C/°C
42AQI
33AQI
41AQI
35AQI
2025 Days Vs Air Quality
Unionville, Elmwood, Michigan, United States
78%
161
20%
41
2%
4
Total number of days with different AQI categories in last 292 days in 2025 (73 days remaining)
Under WHO’s Safe Air Quality Limits: 78%
Health Risk Level:
Low
In 2025, 78% of 292 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
Unionville, Elmwood, Michigan, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
32AQI
35AQI
37AQI
32AQI
21AQI
21AQI
22AQI
25AQI
20AQI
21AQI
22AQI
19AQI
16AQI
24AQI
33AQI
35AQI
29AQI
37AQI
31AQI
16AQI
14AQI
24AQI
44AQI
38AQI
19AQI
23AQI
16AQI
32AQI
49AQI
42AQI
25AQI
21AQI
25AQI
36AQI
19AQI
28AQI
23AQI
17AQI
17AQI
22AQI
24AQI
25AQI
19AQI
23AQI
31AQI
21AQI
32AQI
32AQI
26AQI
33AQI
32AQI
26AQI
17AQI
16AQI
17AQI
16AQI
14AQI
11AQI
12AQI
18AQI
23AQI
27AQI
25AQI
29AQI
35AQI
28AQI
20AQI
29AQI
54AQI
66AQI
79AQI
80AQI
69AQI
86AQI
74AQI
53AQI
69AQI
73AQI
42AQI
34AQI
39AQI
43AQI
43AQI
38AQI
26AQI
39AQI
44AQI
46AQI
54AQI
52AQI
40AQI
46AQI
37AQI
26AQI
36AQI
38AQI
34AQI
42AQI
49AQI
46AQI
58AQI
55AQI
35AQI
50AQI
53AQI
50AQI
51AQI
43AQI
50AQI
81AQI
80AQI
77AQI
32AQI
23AQI
30AQI
29AQI
61AQI
26AQI
32AQI
49AQI
43AQI
59AQI
39AQI
46AQI
43AQI
52AQI
131AQI
69AQI
62AQI
115AQI
129AQI
105AQI
88AQI
77AQI
66AQI
56AQI
58AQI
57AQI
48AQI
40AQI
69AQI
71AQI
63AQI
36AQI
17AQI
21AQI
17AQI
19AQI
25AQI
32AQI
23AQI
16AQI
21AQI
24AQI
28AQI
18AQI
24AQI
34AQI
36AQI
33AQI
37AQI
27AQI
36AQI
20AQI
20AQI
22AQI
28AQI
40AQI
42AQI
44AQI
57AQI
59AQI
51AQI
43AQI
44AQI
49AQI
29AQI
20AQI
23AQI
35AQI
40AQI
34AQI
29AQI
27AQI
34AQI
43AQI
37AQI
38AQI
32AQI
34AQI
52AQI
60AQI
59AQI
52AQI
20AQI
28AQI
30AQI
42AQI
37AQI
53AQI
48AQI
46AQI
25AQI
32AQI
39AQI
43AQI
31AQI
27AQI
23AQI
49AQI
50AQI
49AQI
36AQI
41AQI
No. of days
202539AQI
Highest AQI recorded in
July50AQI
Lowest AQI recorded in
May23AQI
Most & Least Polluted Years Over the Last 1 Years
Unionville's annual 2025 AQI (39) shows an average percentage change of NaN% (improved AQI) compared to previous years: .