Ardrossan, Alberta, Canada 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
Ardrossan, Alberta, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (3rd October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 42 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Oct - 4th Oct 2025
Ardrossan, Alberta, Canada
7 AM3rd Oct 2025
7 PM
6 AM4th Oct 2025
58AQI
29AQI
39AQI
22AQI
In the last 24 hours,
Ardrossan's AQI reached its highest point of 58 at 5 PM during the Day, while the lowest point, 22, was recorded at 9 PM during the Night between 3rd Oct and 4th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Ardrossan, Alberta, Canada
14°C10/16°C
13°C5/20°C
16°C7/25°C
18°C10/26°C
18°C9/26°C
20°C11/27°C
19°C13/25°C
18°C10/25°C
20°C11/27°C
19°C12/26°C
18°C12/25°C
17°C13/22°C
15°C7/21°C
17°C10/26°C
16°C10/21°C
16°C9/22°C
19°C11/26°C
16°C10/23°C
14°C7/19°C
15°C10/20°C
11°C7/16°C
12°C6/19°C
12°C9/15°C
12°C7/16°C
11°C6/16°C
16°C9/23°C
14°C9/18°C
12°C9/14°C
9°C3/16°C
12°C6/18°C
--°C/°C
47AQI
45AQI
49AQI
44AQI
2025 Days Vs Air Quality
Ardrossan, Alberta, Canada
90%
173
10%
19
Total number of days with different AQI categories in last 277 days in 2025 (88 days remaining)
Under WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2025, 90% of 277 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
Ardrossan, Alberta, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
24AQI
21AQI
19AQI
20AQI
23AQI
27AQI
28AQI
22AQI
18AQI
25AQI
17AQI
21AQI
18AQI
20AQI
16AQI
18AQI
19AQI
22AQI
17AQI
20AQI
19AQI
16AQI
17AQI
18AQI
16AQI
15AQI
14AQI
14AQI
13AQI
15AQI
20AQI
24AQI
13AQI
14AQI
12AQI
13AQI
15AQI
21AQI
30AQI
15AQI
13AQI
16AQI
17AQI
23AQI
17AQI
22AQI
19AQI
42AQI
32AQI
22AQI
18AQI
31AQI
19AQI
19AQI
15AQI
21AQI
18AQI
20AQI
14AQI
12AQI
13AQI
15AQI
22AQI
20AQI
32AQI
26AQI
15AQI
23AQI
24AQI
29AQI
49AQI
38AQI
19AQI
33AQI
45AQI
49AQI
57AQI
60AQI
53AQI
61AQI
36AQI
24AQI
25AQI
30AQI
30AQI
26AQI
26AQI
18AQI
17AQI
34AQI
33AQI
30AQI
34AQI
28AQI
18AQI
14AQI
16AQI
16AQI
17AQI
18AQI
16AQI
25AQI
18AQI
18AQI
17AQI
18AQI
20AQI
28AQI
22AQI
17AQI
21AQI
24AQI
25AQI
37AQI
38AQI
41AQI
44AQI
51AQI
34AQI
30AQI
39AQI
25AQI
34AQI
37AQI
38AQI
40AQI
35AQI
33AQI
44AQI
49AQI
39AQI
32AQI
27AQI
23AQI
21AQI
31AQI
36AQI
27AQI
17AQI
22AQI
19AQI
18AQI
24AQI
18AQI
20AQI
16AQI
25AQI
23AQI
15AQI
27AQI
27AQI
29AQI
44AQI
44AQI
46AQI
47AQI
53AQI
49AQI
46AQI
76AQI
87AQI
97AQI
82AQI
44AQI
49AQI
72AQI
75AQI
75AQI
72AQI
61AQI
64AQI
58AQI
46AQI
41AQI
29AQI
37AQI
47AQI
41AQI
49AQI
52AQI
28AQI
23AQI
19AQI
25AQI
29AQI
18AQI
19AQI
25AQI
46AQI
70AQI
48AQI
42AQI
22AQI
18AQI
20AQI
33AQI
28AQI
31AQI
50AQI
53AQI
No. of days
202530AQI
Highest AQI recorded in
October53AQI
Lowest AQI recorded in
April18AQI
Most & Least Polluted Years Over the Last 1 Years
Ardrossan's annual 2025 AQI (30) shows an average percentage change of NaN% (improved AQI) compared to previous years: .