Chard, 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
Chard, Alberta, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (12th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 25 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 11th Oct - 12th Oct 2025
Chard, Alberta, Canada
7 AM11th Oct 2025
7 PM
6 AM12th Oct 2025
50AQI
26AQI
34AQI
22AQI
In the last 24 hours,
Chard's AQI reached its highest point of 50 at 7 AM during the Day, while the lowest point, 22, was recorded at 6 AM during the Night between 11th Oct and 12th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Chard, Alberta, Canada
--°C/°C
21°C14/28°C
18°C16/21°C
18°C11/25°C
14°C11/19°C
17°C11/23°C
17°C12/23°C
17°C11/23°C
20°C15/26°C
19°C13/25°C
15°C10/21°C
16°C12/21°C
13°C8/17°C
12°C6/17°C
12°C9/16°C
13°C10/18°C
13°C9/17°C
15°C9/22°C
17°C13/20°C
11°C8/12°C
9°C5/14°C
11°C7/17°C
8°C4/10°C
5°C0/10°C
3°C0/6°C
10°C4/17°C
10°C7/12°C
8°C3/14°C
10°C3/16°C
8°C3/11°C
0°C-1/1°C
40AQI
36AQI
47AQI
35AQI
2025 Days Vs Air Quality
Chard, Alberta, Canada
79%
158
20%
41
1%
2
Total number of days with different AQI categories in last 286 days in 2025 (79 days remaining)
Under WHO’s Safe Air Quality Limits: 79%
Health Risk Level:
Low
In 2025, 79% of 286 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
Chard, Alberta, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
18AQI
15AQI
15AQI
20AQI
16AQI
20AQI
16AQI
16AQI
16AQI
16AQI
15AQI
15AQI
15AQI
16AQI
14AQI
14AQI
17AQI
16AQI
17AQI
19AQI
18AQI
16AQI
18AQI
16AQI
16AQI
14AQI
14AQI
14AQI
16AQI
20AQI
16AQI
23AQI
17AQI
17AQI
14AQI
14AQI
15AQI
20AQI
21AQI
23AQI
13AQI
20AQI
20AQI
17AQI
14AQI
20AQI
19AQI
25AQI
20AQI
24AQI
21AQI
16AQI
14AQI
19AQI
17AQI
11AQI
19AQI
21AQI
20AQI
18AQI
16AQI
18AQI
24AQI
23AQI
37AQI
39AQI
29AQI
36AQI
40AQI
27AQI
26AQI
47AQI
46AQI
57AQI
24AQI
57AQI
105AQI
82AQI
56AQI
51AQI
62AQI
61AQI
49AQI
37AQI
38AQI
30AQI
30AQI
19AQI
18AQI
33AQI
43AQI
40AQI
33AQI
27AQI
25AQI
24AQI
25AQI
19AQI
23AQI
20AQI
21AQI
28AQI
34AQI
37AQI
23AQI
19AQI
19AQI
35AQI
26AQI
30AQI
30AQI
25AQI
37AQI
56AQI
66AQI
65AQI
73AQI
67AQI
47AQI
46AQI
49AQI
48AQI
45AQI
47AQI
47AQI
54AQI
54AQI
52AQI
55AQI
56AQI
42AQI
36AQI
45AQI
37AQI
40AQI
51AQI
60AQI
49AQI
39AQI
39AQI
37AQI
24AQI
21AQI
17AQI
18AQI
17AQI
20AQI
23AQI
18AQI
27AQI
31AQI
37AQI
34AQI
39AQI
52AQI
56AQI
60AQI
58AQI
53AQI
67AQI
78AQI
105AQI
76AQI
47AQI
59AQI
59AQI
78AQI
71AQI
76AQI
59AQI
73AQI
67AQI
58AQI
47AQI
52AQI
55AQI
51AQI
46AQI
36AQI
47AQI
37AQI
22AQI
20AQI
51AQI
30AQI
20AQI
38AQI
23AQI
45AQI
51AQI
34AQI
41AQI
29AQI
30AQI
32AQI
28AQI
32AQI
26AQI
28AQI
41AQI
25AQI
17AQI
16AQI
20AQI
42AQI
40AQI
38AQI
53AQI
33AQI
No. of days
202534AQI
Highest AQI recorded in
September53AQI
Lowest AQI recorded in
April16AQI
Most & Least Polluted Years Over the Last 1 Years
Chard's annual 2025 AQI (34) shows an average percentage change of NaN% (improved AQI) compared to previous years: .