Regina, Saskatchewan, 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
Regina, Saskatchewan, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (28th September):
On this day, AQI across the 4 years varied significantly: 2026 ranks 2nd highest AQI at 40 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 27th Sep - 28th Sep 2026
Regina, Saskatchewan, Canada
6 AM27th Sep 2026
7 PM
5 AM28th Sep 2026
51AQI
10AQI
50AQI
8AQI
In the last 24 hours,
Regina's AQI reached its highest point of 51 at 6 AM during the Day, while the lowest point, 8, was recorded at 5 AM during the Night between 27th Sep and 28th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Regina, Saskatchewan, Canada
18°C16/20°C
14°C11/17°C
16°C9/23°C
21°C11/31°C
20°C16/25°C
20°C14/28°C
21°C14/30°C
21°C17/28°C
17°C16/20°C
13°C12/16°C
15°C10/23°C
18°C10/29°C
12°C9/15°C
9°C6/13°C
11°C5/16°C
9°C6/14°C
8°C5/10°C
9°C6/14°C
13°C8/18°C
17°C12/22°C
16°C12/19°C
13°C9/16°C
14°C10/18°C
16°C10/21°C
16°C11/21°C
20°C16/24°C
20°C16/23°C
15°C12/17°C
10°C5/15°C
14°C9/19°C
47AQI
42AQI
48AQI
41AQI
2026 Days Vs Air Quality
Regina, Saskatchewan, Canada
81%
218
18%
49
0.3%
1
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
Regina, Saskatchewan, Canada
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
37AQI (US)
26AQI (US)
32AQI (US)
50AQI (US)
54AQI (US)
39AQI (US)
20AQI (US)
32AQI (US)
34AQI (US)
52AQI (US)
22AQI (US)
18AQI (US)
13AQI (US)
22AQI (US)
16AQI (US)
17AQI (US)
20AQI (US)
20AQI (US)
24AQI (US)
36AQI (US)
17AQI (US)
49AQI (US)
55AQI (US)
54AQI (US)
49AQI (US)
50AQI (US)
50AQI (US)
44AQI (US)
50AQI (US)
45AQI (US)
42AQI (US)
51AQI (US)
49AQI (US)
47AQI (US)
50AQI (US)
48AQI (US)
41AQI (US)
40AQI (US)
43AQI (US)
46AQI (US)
46AQI (US)
48AQI (US)
59AQI (US)
52AQI (US)
49AQI (US)
50AQI (US)
44AQI (US)
39AQI (US)
32AQI (US)
42AQI (US)
40AQI (US)
41AQI (US)
34AQI (US)
42AQI (US)
41AQI (US)
27AQI (US)
34AQI (US)
27AQI (US)
34AQI (US)
39AQI (US)
46AQI (US)
55AQI (US)
44AQI (US)
39AQI (US)
28AQI (US)
43AQI (US)
44AQI (US)
38AQI (US)
28AQI (US)
42AQI (US)
40AQI (US)
34AQI (US)
24AQI (US)
32AQI (US)
34AQI (US)
34AQI (US)
35AQI (US)
39AQI (US)
39AQI (US)
27AQI (US)
34AQI (US)
36AQI (US)
32AQI (US)
40AQI (US)
34AQI (US)
30AQI (US)
33AQI (US)
34AQI (US)
25AQI (US)
29AQI (US)
33AQI (US)
28AQI (US)
28AQI (US)
28AQI (US)
27AQI (US)
25AQI (US)
26AQI (US)
36AQI (US)
28AQI (US)
29AQI (US)
27AQI (US)
32AQI (US)
32AQI (US)
24AQI (US)
33AQI (US)
31AQI (US)
32AQI (US)
33AQI (US)
19AQI (US)
20AQI (US)
33AQI (US)
26AQI (US)
32AQI (US)
29AQI (US)
28AQI (US)
24AQI (US)
22AQI (US)
20AQI (US)
18AQI (US)
20AQI (US)
17AQI (US)
28AQI (US)
28AQI (US)
15AQI (US)
17AQI (US)
25AQI (US)
18AQI (US)
31AQI (US)
22AQI (US)
18AQI (US)
63AQI (US)
62AQI (US)
44AQI (US)
55AQI (US)
56AQI (US)
56AQI (US)
49AQI (US)
42AQI (US)
48AQI (US)
50AQI (US)
46AQI (US)
38AQI (US)
16AQI (US)
17AQI (US)
38AQI (US)
30AQI (US)
32AQI (US)
32AQI (US)
50AQI (US)
38AQI (US)
33AQI (US)
35AQI (US)
38AQI (US)
31AQI (US)
20AQI (US)
27AQI (US)
20AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
24AQI (US)
24AQI (US)
26AQI (US)
24AQI (US)
28AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
22AQI (US)
25AQI (US)
27AQI (US)
26AQI (US)
28AQI (US)
28AQI (US)
24AQI (US)
26AQI (US)
48AQI (US)
86AQI (US)
52AQI (US)
62AQI (US)
36AQI (US)
48AQI (US)
40AQI (US)
43AQI (US)
28AQI (US)
28AQI (US)
40AQI (US)
26AQI (US)
32AQI (US)
34AQI (US)
40AQI (US)
40AQI (US)
84AQI (US)
82AQI (US)
48AQI (US)
50AQI (US)
54AQI (US)
66AQI (US)
89AQI (US)
104AQI (US)
77AQI (US)
68AQI (US)
78AQI (US)
86AQI (US)
77AQI (US)
73AQI (US)
67AQI (US)
62AQI (US)
56AQI (US)
62AQI (US)
90AQI (US)
89AQI (US)
52AQI (US)
46AQI (US)
48AQI (US)
54AQI (US)
53AQI (US)
49AQI (US)
48AQI (US)
62AQI (US)
52AQI (US)
51AQI (US)
46AQI (US)
44AQI (US)
40AQI (US)
48AQI (US)
47AQI (US)
52AQI (US)
54AQI (US)
56AQI (US)
51AQI (US)
50AQI (US)
46AQI (US)
55AQI (US)
82AQI (US)
68AQI (US)
62AQI (US)
48AQI (US)
46AQI (US)
44AQI (US)
45AQI (US)
46AQI (US)
47AQI (US)
43AQI (US)
40AQI (US)
46AQI (US)
46AQI (US)
50AQI (US)
46AQI (US)
48AQI (US)
41AQI (US)
38AQI (US)
36AQI (US)
44AQI (US)
44AQI (US)
41AQI (US)
48AQI (US)
46AQI (US)
48AQI (US)
46AQI (US)
52AQI (US)
50AQI (US)
52AQI (US)
47AQI (US)
46AQI (US)
37AQI (US)
32AQI (US)
40AQI (US)
35AQI (US)
43AQI (US)
36AQI (US)
28AQI (US)
34AQI (US)
30AQI (US)
57AQI (US)
55AQI (US)
44AQI (US)
No. of days
202640AQI (US)
Highest AQI (US) recorded in
July57AQI (US)
Lowest AQI (US) recorded in
April28AQI (US)
202536AQI (US)
Highest AQI (US) recorded in
September51AQI (US)
Lowest AQI (US) recorded in
May20AQI (US)
202427AQI (US)
Highest AQI (US) recorded in
July40AQI (US)
Lowest AQI (US) recorded in
March5AQI (US)
20237AQI (US)
Highest AQI (US) recorded in
December8AQI (US)
Lowest AQI (US) recorded in
November6AQI (US)
202230AQI (US)
Highest AQI (US) recorded in
October41AQI (US)
Lowest AQI (US) recorded in
March22AQI (US)
202135AQI (US)
Highest AQI (US) recorded in
July87AQI (US)
Lowest AQI (US) recorded in
February17AQI (US)
202024AQI (US)
Highest AQI (US) recorded in
August28AQI (US)
Lowest AQI (US) recorded in
October18AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Regina's annual 2026 AQI (US) (40) shows an average percentage change of 107.4% (worsened AQI (US)) compared to previous years: 2020 (24), 2021 (35), 2022 (30), 2023 (7), 2024 (27), 2025 (36).