St Paul, 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
St Paul, Alberta, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (28th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 42 of Good air quality on the same day.
Day & Night AQI Trend: 27th Sep - 28th Sep 2026
St Paul, Alberta, Canada
6 AM27th Sep 2026
7 PM
5 AM28th Sep 2026
62AQI
18AQI
67AQI
19AQI
In the last 24 hours,
St Paul's AQI reached its highest point of 67 at 12 AM during the Night, while the lowest point, 18, was recorded at 11 AM during the Day between 27th Sep and 28th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
St Paul, Alberta, Canada
16°C14/19°C
15°C9/19°C
17°C11/23°C
19°C13/22°C
16°C11/21°C
15°C11/19°C
11°C8/16°C
13°C9/16°C
11°C9/14°C
15°C10/21°C
17°C13/21°C
12°C6/19°C
6°C4/9°C
7°C2/12°C
10°C4/17°C
10°C6/13°C
7°C3/12°C
10°C3/17°C
14°C10/20°C
15°C11/19°C
16°C12/21°C
17°C12/22°C
18°C13/23°C
15°C12/19°C
13°C9/18°C
13°C9/17°C
16°C9/26°C
4°C2/11°C
9°C3/13°C
11°C7/16°C
53AQI
47AQI
54AQI
45AQI
2026 Days Vs Air Quality
St Paul, Alberta, Canada
81%
218
19%
50
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
St Paul, Alberta, Canada
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
17AQI (US)
8AQI (US)
11AQI (US)
9AQI (US)
33AQI (US)
41AQI (US)
21AQI (US)
28AQI (US)
16AQI (US)
31AQI (US)
10AQI (US)
12AQI (US)
9AQI (US)
17AQI (US)
13AQI (US)
11AQI (US)
13AQI (US)
10AQI (US)
23AQI (US)
13AQI (US)
11AQI (US)
47AQI (US)
52AQI (US)
53AQI (US)
50AQI (US)
49AQI (US)
47AQI (US)
45AQI (US)
49AQI (US)
44AQI (US)
42AQI (US)
49AQI (US)
48AQI (US)
48AQI (US)
49AQI (US)
49AQI (US)
46AQI (US)
42AQI (US)
44AQI (US)
45AQI (US)
45AQI (US)
46AQI (US)
45AQI (US)
52AQI (US)
46AQI (US)
39AQI (US)
43AQI (US)
48AQI (US)
43AQI (US)
42AQI (US)
42AQI (US)
44AQI (US)
42AQI (US)
42AQI (US)
47AQI (US)
38AQI (US)
34AQI (US)
32AQI (US)
34AQI (US)
40AQI (US)
47AQI (US)
46AQI (US)
51AQI (US)
47AQI (US)
37AQI (US)
39AQI (US)
39AQI (US)
40AQI (US)
34AQI (US)
40AQI (US)
40AQI (US)
44AQI (US)
39AQI (US)
34AQI (US)
35AQI (US)
35AQI (US)
32AQI (US)
34AQI (US)
35AQI (US)
34AQI (US)
35AQI (US)
39AQI (US)
42AQI (US)
34AQI (US)
36AQI (US)
33AQI (US)
34AQI (US)
41AQI (US)
33AQI (US)
32AQI (US)
34AQI (US)
35AQI (US)
31AQI (US)
28AQI (US)
29AQI (US)
27AQI (US)
30AQI (US)
30AQI (US)
30AQI (US)
31AQI (US)
34AQI (US)
35AQI (US)
37AQI (US)
34AQI (US)
32AQI (US)
32AQI (US)
33AQI (US)
35AQI (US)
31AQI (US)
30AQI (US)
26AQI (US)
30AQI (US)
32AQI (US)
32AQI (US)
31AQI (US)
26AQI (US)
29AQI (US)
26AQI (US)
27AQI (US)
29AQI (US)
23AQI (US)
26AQI (US)
30AQI (US)
31AQI (US)
27AQI (US)
27AQI (US)
32AQI (US)
31AQI (US)
28AQI (US)
28AQI (US)
25AQI (US)
40AQI (US)
42AQI (US)
40AQI (US)
38AQI (US)
33AQI (US)
30AQI (US)
32AQI (US)
34AQI (US)
34AQI (US)
30AQI (US)
30AQI (US)
27AQI (US)
33AQI (US)
43AQI (US)
28AQI (US)
32AQI (US)
29AQI (US)
31AQI (US)
31AQI (US)
32AQI (US)
34AQI (US)
28AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
25AQI (US)
27AQI (US)
27AQI (US)
27AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
27AQI (US)
24AQI (US)
24AQI (US)
22AQI (US)
25AQI (US)
28AQI (US)
26AQI (US)
25AQI (US)
28AQI (US)
29AQI (US)
28AQI (US)
53AQI (US)
99AQI (US)
49AQI (US)
29AQI (US)
28AQI (US)
25AQI (US)
26AQI (US)
28AQI (US)
30AQI (US)
30AQI (US)
42AQI (US)
36AQI (US)
31AQI (US)
29AQI (US)
36AQI (US)
40AQI (US)
37AQI (US)
42AQI (US)
46AQI (US)
49AQI (US)
51AQI (US)
62AQI (US)
71AQI (US)
74AQI (US)
63AQI (US)
56AQI (US)
48AQI (US)
48AQI (US)
52AQI (US)
67AQI (US)
38AQI (US)
49AQI (US)
47AQI (US)
50AQI (US)
51AQI (US)
57AQI (US)
47AQI (US)
59AQI (US)
55AQI (US)
63AQI (US)
58AQI (US)
49AQI (US)
63AQI (US)
61AQI (US)
42AQI (US)
49AQI (US)
51AQI (US)
49AQI (US)
50AQI (US)
53AQI (US)
54AQI (US)
61AQI (US)
60AQI (US)
53AQI (US)
53AQI (US)
54AQI (US)
54AQI (US)
59AQI (US)
59AQI (US)
58AQI (US)
54AQI (US)
67AQI (US)
56AQI (US)
54AQI (US)
50AQI (US)
51AQI (US)
51AQI (US)
50AQI (US)
50AQI (US)
44AQI (US)
49AQI (US)
47AQI (US)
50AQI (US)
57AQI (US)
59AQI (US)
44AQI (US)
43AQI (US)
45AQI (US)
54AQI (US)
50AQI (US)
61AQI (US)
55AQI (US)
50AQI (US)
54AQI (US)
55AQI (US)
58AQI (US)
52AQI (US)
54AQI (US)
48AQI (US)
35AQI (US)
41AQI (US)
42AQI (US)
27AQI (US)
44AQI (US)
38AQI (US)
31AQI (US)
31AQI (US)
30AQI (US)
44AQI (US)
55AQI (US)
50AQI (US)
No. of days
202639AQI (US)
Highest AQI (US) recorded in
August55AQI (US)
Lowest AQI (US) recorded in
January27AQI (US)
202529AQI (US)
Highest AQI (US) recorded in
September50AQI (US)
Lowest AQI (US) recorded in
April18AQI (US)
202427AQI (US)
Highest AQI (US) recorded in
July61AQI (US)
Lowest AQI (US) recorded in
April13AQI (US)
202335AQI (US)
Highest AQI (US) recorded in
September63AQI (US)
Lowest AQI (US) recorded in
February13AQI (US)
202219AQI (US)
Highest AQI (US) recorded in
September29AQI (US)
Lowest AQI (US) recorded in
August8AQI (US)
202124AQI (US)
Highest AQI (US) recorded in
July57AQI (US)
Lowest AQI (US) recorded in
September12AQI (US)
202020AQI (US)
Highest AQI (US) recorded in
November28AQI (US)
Lowest AQI (US) recorded in
October15AQI (US)
Most & Least Polluted Years Over the Last 7 Years
St Paul's annual 2026 AQI (US) (39) shows an average percentage change of 58.8% (worsened AQI (US)) compared to previous years: 2020 (20), 2021 (24), 2022 (19), 2023 (35), 2024 (27), 2025 (29).