Houghton Lake, Cadillac, 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
Houghton Lake, Cadillac, Michigan, United States
AQI Trends: Highest and Lowest
Same Day Analysis (27th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 23 of Good air quality, showing improvement over 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 27th Oct - 28th Oct 2025
Houghton Lake, Cadillac, Michigan, United States
7 AM27th Oct 2025
6 PM
6 AM28th Oct 2025
28AQI
12AQI
28AQI
11AQI
In the last 24 hours,
Houghton Lake's AQI reached its highest point of 28 at 9 AM during the Day, while the lowest point, 11, was recorded at 10 PM during the Night between 27th Oct and 28th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Houghton Lake, Cadillac, Michigan, United States
18°C9/26°C
16°C4/28°C
16°C7/27°C
16°C8/23°C
15°C5/25°C
18°C7/30°C
21°C11/32°C
22°C17/29°C
20°C14/27°C
14°C10/19°C
9°C3/14°C
7°C-2/16°C
10°C5/16°C
12°C9/15°C
12°C4/21°C
14°C9/22°C
14°C10/20°C
11°C8/16°C
9°C1/18°C
14°C9/21°C
15°C13/19°C
12°C8/14°C
9°C5/13°C
9°C5/12°C
6°C4/10°C
6°C4/8°C
5°C3/8°C
5°C1/12°C
4°C-2/11°C
5°C0/13°C
--°C/°C
30AQI
24AQI
34AQI
25AQI
2025 Days Vs Air Quality
Houghton Lake, Cadillac, Michigan, United States
89%
266
10%
31
1%
3
Total number of days with different AQI categories in last 301 days in 2025 (64 days remaining)
Under WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2025, 89% of 301 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
Houghton Lake, Cadillac, Michigan, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
21AQI
21AQI
25AQI
27AQI
26AQI
25AQI
29AQI
27AQI
28AQI
59AQI
41AQI
43AQI
26AQI
26AQI
28AQI
41AQI
28AQI
28AQI
28AQI
26AQI
28AQI
30AQI
35AQI
28AQI
37AQI
28AQI
28AQI
28AQI
28AQI
27AQI
33AQI
29AQI
35AQI
36AQI
26AQI
27AQI
28AQI
29AQI
31AQI
29AQI
33AQI
32AQI
33AQI
30AQI
39AQI
43AQI
28AQI
26AQI
27AQI
26AQI
27AQI
31AQI
44AQI
57AQI
43AQI
31AQI
31AQI
32AQI
27AQI
31AQI
29AQI
36AQI
37AQI
30AQI
30AQI
31AQI
30AQI
30AQI
31AQI
32AQI
29AQI
32AQI
49AQI
70AQI
23AQI
26AQI
25AQI
28AQI
19AQI
22AQI
21AQI
23AQI
17AQI
19AQI
20AQI
24AQI
32AQI
22AQI
18AQI
18AQI
18AQI
21AQI
21AQI
20AQI
21AQI
21AQI
20AQI
19AQI
27AQI
38AQI
32AQI
29AQI
36AQI
28AQI
16AQI
18AQI
26AQI
39AQI
25AQI
20AQI
20AQI
17AQI
24AQI
27AQI
27AQI
22AQI
25AQI
26AQI
22AQI
15AQI
24AQI
20AQI
20AQI
23AQI
18AQI
23AQI
21AQI
17AQI
16AQI
19AQI
17AQI
23AQI
27AQI
19AQI
25AQI
23AQI
17AQI
14AQI
12AQI
12AQI
13AQI
12AQI
11AQI
11AQI
15AQI
19AQI
18AQI
18AQI
17AQI
27AQI
23AQI
28AQI
32AQI
54AQI
65AQI
74AQI
63AQI
61AQI
70AQI
58AQI
41AQI
60AQI
65AQI
35AQI
27AQI
31AQI
36AQI
35AQI
34AQI
27AQI
28AQI
33AQI
34AQI
49AQI
33AQI
32AQI
30AQI
21AQI
16AQI
24AQI
22AQI
24AQI
29AQI
41AQI
43AQI
40AQI
42AQI
34AQI
40AQI
43AQI
33AQI
31AQI
36AQI
69AQI
74AQI
64AQI
61AQI
38AQI
19AQI
24AQI
27AQI
55AQI
36AQI
35AQI
34AQI
41AQI
64AQI
33AQI
33AQI
30AQI
63AQI
138AQI
86AQI
98AQI
115AQI
111AQI
89AQI
71AQI
58AQI
54AQI
52AQI
40AQI
57AQI
40AQI
47AQI
61AQI
57AQI
46AQI
22AQI
16AQI
17AQI
18AQI
18AQI
25AQI
25AQI
19AQI
16AQI
20AQI
21AQI
22AQI
19AQI
24AQI
26AQI
31AQI
29AQI
36AQI
26AQI
24AQI
17AQI
17AQI
20AQI
24AQI
28AQI
33AQI
37AQI
44AQI
49AQI
43AQI
36AQI
40AQI
35AQI
24AQI
18AQI
19AQI
26AQI
21AQI
20AQI
21AQI
20AQI
23AQI
23AQI
33AQI
29AQI
20AQI
28AQI
47AQI
55AQI
53AQI
44AQI
18AQI
18AQI
13AQI
35AQI
36AQI
35AQI
29AQI
39AQI
20AQI
27AQI
29AQI
45AQI
31AQI
22AQI
18AQI
19AQI
16AQI
20AQI
19AQI
23AQI
23AQI
30AQI
33AQI
29AQI
24AQI
19AQI
41AQI
44AQI
45AQI
28AQI
29AQI
No. of days
202532AQI
Highest AQI recorded in
August45AQI
Lowest AQI recorded in
May19AQI
202428AQI
Highest AQI recorded in
January38AQI
Lowest AQI recorded in
April8AQI
202340AQI
Highest AQI recorded in
June68AQI
Lowest AQI recorded in
October31AQI
202238AQI
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
September35AQI
202138AQI
Highest AQI recorded in
August47AQI
Lowest AQI recorded in
September30AQI
202035AQI
Highest AQI recorded in
April45AQI
Lowest AQI recorded in
October29AQI
Most & Least Polluted Years Over the Last 6 Years
Houghton Lake's annual 2025 AQI (32) shows an average percentage change of -9.4% (improved AQI) compared to previous years: 2020 (35), 2021 (38), 2022 (38), 2023 (40), 2024 (28).