Calgary Southeast, 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 Southeast, Calgary, Alberta, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (27th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 40 of Good air quality, showing improvement over 2022 on the same day.
Day & Night AQI Trend: 27th Sep - 28th Sep 2026
Calgary Southeast, Calgary, Alberta, Canada
7 AM27th Sep 2026
7 PM
6 AM28th Sep 2026
63AQI
10AQI
50AQI
10AQI
In the last 24 hours,
Calgary Southeast's AQI reached its highest point of 63 at 6 PM during the Day, while the lowest point, 10, was recorded at 6 AM during the Night between 27th Sep and 28th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Calgary Southeast, Calgary, Alberta, Canada
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
7°C1/14°C
10°C3/20°C
48AQI
42AQI
45AQI
37AQI
2026 Days Vs Air Quality
Calgary Southeast, Calgary, Alberta, Canada
81%
217
17%
45
2%
5
Total number of days with different AQI categories in last 271 days in 2026 (94 days remaining)
Under WHO’s Safe Air Quality Limits: 81%
Health Risk Level:
Low
In 2026, 81% of 271 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 Southeast, Calgary, Alberta, Canada
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
44AQI (US)
26AQI (US)
27AQI (US)
39AQI (US)
46AQI (US)
31AQI (US)
19AQI (US)
23AQI (US)
36AQI (US)
19AQI (US)
20AQI (US)
19AQI (US)
16AQI (US)
20AQI (US)
20AQI (US)
25AQI (US)
23AQI (US)
15AQI (US)
35AQI (US)
29AQI (US)
26AQI (US)
48AQI (US)
50AQI (US)
53AQI (US)
51AQI (US)
53AQI (US)
48AQI (US)
46AQI (US)
53AQI (US)
42AQI (US)
44AQI (US)
48AQI (US)
51AQI (US)
49AQI (US)
51AQI (US)
50AQI (US)
43AQI (US)
40AQI (US)
45AQI (US)
45AQI (US)
31AQI (US)
26AQI (US)
24AQI (US)
35AQI (US)
45AQI (US)
31AQI (US)
38AQI (US)
41AQI (US)
32AQI (US)
32AQI (US)
39AQI (US)
50AQI (US)
42AQI (US)
48AQI (US)
45AQI (US)
35AQI (US)
28AQI (US)
33AQI (US)
34AQI (US)
33AQI (US)
42AQI (US)
43AQI (US)
43AQI (US)
42AQI (US)
25AQI (US)
38AQI (US)
38AQI (US)
34AQI (US)
25AQI (US)
34AQI (US)
39AQI (US)
33AQI (US)
32AQI (US)
22AQI (US)
28AQI (US)
32AQI (US)
32AQI (US)
31AQI (US)
37AQI (US)
32AQI (US)
28AQI (US)
25AQI (US)
39AQI (US)
32AQI (US)
33AQI (US)
31AQI (US)
26AQI (US)
34AQI (US)
30AQI (US)
30AQI (US)
31AQI (US)
29AQI (US)
30AQI (US)
21AQI (US)
25AQI (US)
22AQI (US)
23AQI (US)
20AQI (US)
25AQI (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)
20AQI (US)
29AQI (US)
24AQI (US)
21AQI (US)
27AQI (US)
27AQI (US)
21AQI (US)
20AQI (US)
20AQI (US)
26AQI (US)
28AQI (US)
24AQI (US)
21AQI (US)
25AQI (US)
24AQI (US)
24AQI (US)
20AQI (US)
20AQI (US)
22AQI (US)
38AQI (US)
39AQI (US)
39AQI (US)
29AQI (US)
32AQI (US)
31AQI (US)
22AQI (US)
28AQI (US)
23AQI (US)
24AQI (US)
18AQI (US)
24AQI (US)
24AQI (US)
30AQI (US)
19AQI (US)
26AQI (US)
29AQI (US)
30AQI (US)
27AQI (US)
30AQI (US)
34AQI (US)
16AQI (US)
19AQI (US)
23AQI (US)
23AQI (US)
20AQI (US)
27AQI (US)
23AQI (US)
24AQI (US)
24AQI (US)
18AQI (US)
19AQI (US)
18AQI (US)
18AQI (US)
16AQI (US)
17AQI (US)
18AQI (US)
15AQI (US)
14AQI (US)
20AQI (US)
20AQI (US)
17AQI (US)
18AQI (US)
28AQI (US)
26AQI (US)
64AQI (US)
105AQI (US)
65AQI (US)
23AQI (US)
18AQI (US)
16AQI (US)
18AQI (US)
15AQI (US)
19AQI (US)
23AQI (US)
46AQI (US)
30AQI (US)
18AQI (US)
24AQI (US)
29AQI (US)
27AQI (US)
27AQI (US)
32AQI (US)
44AQI (US)
60AQI (US)
54AQI (US)
48AQI (US)
66AQI (US)
72AQI (US)
132AQI (US)
147AQI (US)
79AQI (US)
69AQI (US)
57AQI (US)
56AQI (US)
47AQI (US)
50AQI (US)
99AQI (US)
125AQI (US)
106AQI (US)
54AQI (US)
52AQI (US)
51AQI (US)
77AQI (US)
59AQI (US)
64AQI (US)
83AQI (US)
65AQI (US)
77AQI (US)
58AQI (US)
49AQI (US)
52AQI (US)
44AQI (US)
55AQI (US)
61AQI (US)
74AQI (US)
69AQI (US)
65AQI (US)
65AQI (US)
73AQI (US)
54AQI (US)
41AQI (US)
42AQI (US)
51AQI (US)
55AQI (US)
76AQI (US)
70AQI (US)
42AQI (US)
47AQI (US)
41AQI (US)
52AQI (US)
46AQI (US)
39AQI (US)
32AQI (US)
40AQI (US)
44AQI (US)
57AQI (US)
43AQI (US)
40AQI (US)
47AQI (US)
40AQI (US)
40AQI (US)
45AQI (US)
36AQI (US)
41AQI (US)
46AQI (US)
50AQI (US)
41AQI (US)
39AQI (US)
45AQI (US)
50AQI (US)
54AQI (US)
52AQI (US)
58AQI (US)
30AQI (US)
40AQI (US)
34AQI (US)
40AQI (US)
33AQI (US)
26AQI (US)
26AQI (US)
26AQI (US)
49AQI (US)
63AQI (US)
44AQI (US)
No. of days
202638AQI (US)
Highest AQI (US) recorded in
August63AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202535AQI (US)
Highest AQI (US) recorded in
September59AQI (US)
Lowest AQI (US) recorded in
May26AQI (US)
202437AQI (US)
Highest AQI (US) recorded in
July57AQI (US)
Lowest AQI (US) recorded in
June20AQI (US)
202346AQI (US)
Highest AQI (US) recorded in
July69AQI (US)
Lowest AQI (US) recorded in
April29AQI (US)
202231AQI (US)
Highest AQI (US) recorded in
September56AQI (US)
Lowest AQI (US) recorded in
March22AQI (US)
202130AQI (US)
Highest AQI (US) recorded in
July67AQI (US)
Lowest AQI (US) recorded in
May19AQI (US)
202026AQI (US)
Highest AQI (US) recorded in
March33AQI (US)
Lowest AQI (US) recorded in
June18AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Calgary Southeast's annual 2026 AQI (US) (38) shows an average percentage change of 14.8% (worsened AQI (US)) compared to previous years: 2020 (26), 2021 (30), 2022 (31), 2023 (46), 2024 (37), 2025 (35).