Downtown, 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
Downtown, Regina, Saskatchewan, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (16th September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 45 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 16th Sep - 17th Sep 2025
Downtown, Regina, Saskatchewan, Canada
6 AM16th Sep 2025
7 PM
5 AM17th Sep 2025
52AQI
37AQI
57AQI
42AQI
In the last 24 hours,
Downtown's AQI reached its highest point of 57 at 2 AM during the Night, while the lowest point, 37, was recorded at 6 AM during the Day between 16th Sep and 17th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Downtown, Regina, Saskatchewan, Canada
21°C15/30°C
24°C14/36°C
25°C18/35°C
22°C16/27°C
15°C10/19°C
14°C6/22°C
15°C5/24°C
18°C6/29°C
22°C11/33°C
22°C11/33°C
23°C13/33°C
23°C14/33°C
24°C14/34°C
23°C12/33°C
22°C13/33°C
16°C12/22°C
13°C8/18°C
13°C11/16°C
10°C6/16°C
11°C2/21°C
15°C4/29°C
18°C8/29°C
19°C9/29°C
20°C10/32°C
23°C17/30°C
21°C16/27°C
18°C17/19°C
19°C16/24°C
18°C16/21°C
19°C14/25°C
--°C/°C
50AQI
50AQI
52AQI
46AQI
2025 Days Vs Air Quality
Downtown, Regina, Saskatchewan, Canada
76%
133
23%
41
0.5%
1
Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)
Under WHO’s Safe Air Quality Limits: 76%
Health Risk Level:
Low
In 2025, 76% of 260 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
Downtown, Regina, Saskatchewan, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI
22AQI
18AQI
17AQI
23AQI
27AQI
24AQI
32AQI
26AQI
27AQI
29AQI
28AQI
21AQI
20AQI
17AQI
22AQI
20AQI
23AQI
21AQI
20AQI
19AQI
20AQI
19AQI
18AQI
19AQI
18AQI
23AQI
19AQI
23AQI
27AQI
24AQI
27AQI
29AQI
21AQI
20AQI
20AQI
21AQI
20AQI
23AQI
20AQI
26AQI
22AQI
27AQI
23AQI
27AQI
33AQI
31AQI
34AQI
27AQI
23AQI
17AQI
17AQI
16AQI
16AQI
17AQI
16AQI
12AQI
16AQI
22AQI
17AQI
22AQI
21AQI
19AQI
19AQI
31AQI
32AQI
35AQI
26AQI
30AQI
33AQI
43AQI
44AQI
43AQI
33AQI
50AQI
56AQI
53AQI
80AQI
96AQI
87AQI
51AQI
35AQI
33AQI
40AQI
40AQI
39AQI
37AQI
38AQI
36AQI
35AQI
43AQI
38AQI
33AQI
27AQI
24AQI
19AQI
18AQI
21AQI
28AQI
29AQI
32AQI
29AQI
39AQI
32AQI
31AQI
38AQI
33AQI
32AQI
71AQI
38AQI
29AQI
53AQI
56AQI
64AQI
63AQI
57AQI
47AQI
30AQI
76AQI
65AQI
66AQI
48AQI
40AQI
35AQI
51AQI
58AQI
82AQI
97AQI
91AQI
78AQI
78AQI
65AQI
55AQI
35AQI
35AQI
35AQI
23AQI
101AQI
61AQI
37AQI
58AQI
38AQI
35AQI
34AQI
30AQI
34AQI
36AQI
45AQI
39AQI
28AQI
33AQI
32AQI
31AQI
40AQI
53AQI
58AQI
58AQI
56AQI
50AQI
54AQI
70AQI
70AQI
56AQI
31AQI
51AQI
51AQI
61AQI
69AQI
63AQI
62AQI
65AQI
46AQI
41AQI
50AQI
45AQI
22AQI
23AQI
23AQI
42AQI
47AQI
48AQI
55AQI
No. of days
202538AQI
Highest AQI recorded in
September55AQI
Lowest AQI recorded in
March22AQI
Most & Least Polluted Years Over the Last 1 Years
Downtown's annual 2025 AQI (38) shows an average percentage change of NaN% (improved AQI) compared to previous years: .