Calgary Varsity, Calgary, Alberta, Canada Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Calgary Varsity, Calgary, Alberta, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (26th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 30 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 25th Sep - 26th Sep 2026
Calgary Varsity, Calgary, Alberta, Canada
7 AM25th Sep 2026
8 PM
6 AM26th Sep 2026
66AQI
42AQI
56AQI
38AQI
In the last 24 hours,
Calgary Varsity's AQI reached its highest point of 66 at 12 PM during the Day, while the lowest point, 38, was recorded at 5 AM during the Night between 25th Sep and 26th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Calgary Varsity, Calgary, Alberta, Canada
19°C14/26°C
17°C9/25°C
13°C9/18°C
17°C11/25°C
18°C11/29°C
19°C13/26°C
17°C12/21°C
13°C8/18°C
10°C8/11°C
12°C8/16°C
12°C11/14°C
15°C9/22°C
19°C13/25°C
13°C8/17°C
8°C5/11°C
8°C4/12°C
9°C4/15°C
10°C7/13°C
8°C7/9°C
10°C4/18°C
13°C7/21°C
14°C8/21°C
15°C9/21°C
16°C9/24°C
18°C11/27°C
16°C12/20°C
14°C9/21°C
12°C7/18°C
16°C10/26°C
7°C4/9°C
50AQI
39AQI
47AQI
45AQI
2026 Days Vs Air Quality
Calgary Varsity, Calgary, Alberta, Canada
82%
219
16%
42
2%
5
Total number of days with different AQI categories in last 269 days in 2026 (96 days remaining)
Under WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2026, 82% of 269 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
Calgary Varsity, Calgary, Alberta, Canada
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
41AQI (US)
28AQI (US)
28AQI (US)
39AQI (US)
48AQI (US)
23AQI (US)
11AQI (US)
21AQI (US)
24AQI (US)
16AQI (US)
15AQI (US)
19AQI (US)
15AQI (US)
22AQI (US)
16AQI (US)
17AQI (US)
17AQI (US)
13AQI (US)
25AQI (US)
18AQI (US)
20AQI (US)
48AQI (US)
51AQI (US)
53AQI (US)
52AQI (US)
54AQI (US)
48AQI (US)
44AQI (US)
50AQI (US)
43AQI (US)
39AQI (US)
45AQI (US)
46AQI (US)
45AQI (US)
47AQI (US)
48AQI (US)
44AQI (US)
41AQI (US)
45AQI (US)
44AQI (US)
29AQI (US)
26AQI (US)
24AQI (US)
35AQI (US)
44AQI (US)
30AQI (US)
38AQI (US)
41AQI (US)
32AQI (US)
33AQI (US)
40AQI (US)
50AQI (US)
41AQI (US)
48AQI (US)
44AQI (US)
34AQI (US)
28AQI (US)
32AQI (US)
34AQI (US)
33AQI (US)
43AQI (US)
42AQI (US)
42AQI (US)
43AQI (US)
25AQI (US)
37AQI (US)
39AQI (US)
35AQI (US)
24AQI (US)
34AQI (US)
38AQI (US)
34AQI (US)
32AQI (US)
22AQI (US)
28AQI (US)
33AQI (US)
32AQI (US)
30AQI (US)
36AQI (US)
30AQI (US)
27AQI (US)
25AQI (US)
38AQI (US)
30AQI (US)
31AQI (US)
31AQI (US)
25AQI (US)
34AQI (US)
29AQI (US)
29AQI (US)
31AQI (US)
26AQI (US)
29AQI (US)
21AQI (US)
25AQI (US)
22AQI (US)
22AQI (US)
20AQI (US)
24AQI (US)
26AQI (US)
30AQI (US)
30AQI (US)
37AQI (US)
34AQI (US)
31AQI (US)
20AQI (US)
17AQI (US)
18AQI (US)
26AQI (US)
24AQI (US)
24AQI (US)
27AQI (US)
21AQI (US)
29AQI (US)
24AQI (US)
21AQI (US)
27AQI (US)
27AQI (US)
21AQI (US)
20AQI (US)
20AQI (US)
26AQI (US)
29AQI (US)
23AQI (US)
21AQI (US)
25AQI (US)
23AQI (US)
22AQI (US)
20AQI (US)
20AQI (US)
20AQI (US)
36AQI (US)
38AQI (US)
38AQI (US)
28AQI (US)
32AQI (US)
30AQI (US)
23AQI (US)
30AQI (US)
22AQI (US)
24AQI (US)
18AQI (US)
24AQI (US)
24AQI (US)
30AQI (US)
19AQI (US)
26AQI (US)
29AQI (US)
30AQI (US)
27AQI (US)
30AQI (US)
33AQI (US)
16AQI (US)
19AQI (US)
23AQI (US)
24AQI (US)
20AQI (US)
28AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
18AQI (US)
18AQI (US)
18AQI (US)
18AQI (US)
16AQI (US)
17AQI (US)
18AQI (US)
15AQI (US)
14AQI (US)
21AQI (US)
20AQI (US)
17AQI (US)
19AQI (US)
28AQI (US)
27AQI (US)
64AQI (US)
105AQI (US)
65AQI (US)
24AQI (US)
18AQI (US)
17AQI (US)
18AQI (US)
15AQI (US)
19AQI (US)
24AQI (US)
46AQI (US)
30AQI (US)
18AQI (US)
24AQI (US)
30AQI (US)
28AQI (US)
28AQI (US)
34AQI (US)
48AQI (US)
60AQI (US)
57AQI (US)
48AQI (US)
67AQI (US)
74AQI (US)
128AQI (US)
140AQI (US)
79AQI (US)
67AQI (US)
57AQI (US)
55AQI (US)
45AQI (US)
51AQI (US)
98AQI (US)
123AQI (US)
106AQI (US)
47AQI (US)
50AQI (US)
50AQI (US)
76AQI (US)
59AQI (US)
64AQI (US)
81AQI (US)
66AQI (US)
74AQI (US)
52AQI (US)
47AQI (US)
52AQI (US)
44AQI (US)
55AQI (US)
59AQI (US)
72AQI (US)
65AQI (US)
64AQI (US)
62AQI (US)
73AQI (US)
55AQI (US)
43AQI (US)
42AQI (US)
51AQI (US)
55AQI (US)
75AQI (US)
71AQI (US)
42AQI (US)
45AQI (US)
38AQI (US)
51AQI (US)
46AQI (US)
40AQI (US)
31AQI (US)
41AQI (US)
45AQI (US)
56AQI (US)
42AQI (US)
40AQI (US)
47AQI (US)
39AQI (US)
40AQI (US)
45AQI (US)
35AQI (US)
41AQI (US)
46AQI (US)
51AQI (US)
44AQI (US)
42AQI (US)
46AQI (US)
48AQI (US)
52AQI (US)
51AQI (US)
57AQI (US)
30AQI (US)
31AQI (US)
39AQI (US)
33AQI (US)
25AQI (US)
25AQI (US)
26AQI (US)
49AQI (US)
62AQI (US)
44AQI (US)
No. of days
202637AQI (US)
Highest AQI (US) recorded in
August62AQI (US)
Lowest AQI (US) recorded in
May25AQI (US)
202533AQI (US)
Highest AQI (US) recorded in
September57AQI (US)
Lowest AQI (US) recorded in
April24AQI (US)
202433AQI (US)
Highest AQI (US) recorded in
August52AQI (US)
Lowest AQI (US) recorded in
June20AQI (US)
202337AQI (US)
Highest AQI (US) recorded in
August62AQI (US)
Lowest AQI (US) recorded in
April19AQI (US)
202224AQI (US)
Highest AQI (US) recorded in
September47AQI (US)
Lowest AQI (US) recorded in
May16AQI (US)
202127AQI (US)
Highest AQI (US) recorded in
July73AQI (US)
Lowest AQI (US) recorded in
November14AQI (US)
202021AQI (US)
Highest AQI (US) recorded in
September29AQI (US)
Lowest AQI (US) recorded in
June12AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Calgary Varsity's annual 2026 AQI (US) (37) shows an average percentage change of 31.9% (worsened AQI (US)) compared to previous years: 2020 (21), 2021 (27), 2022 (24), 2023 (37), 2024 (33), 2025 (33).