Regina, Regina, Saskatchewan, Canada Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Regina, Regina, Saskatchewan, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (16th August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 32 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 16th Aug - 17th Aug 2025
Regina, Regina, Saskatchewan, Canada
5 AM16th Aug 2025
8 PM
4 AM17th Aug 2025
37AQI
25AQI
35AQI
30AQI
In the last 24 hours,
Regina's AQI reached its highest point of 37 at 8 PM during the Day, while the lowest point, 25, was recorded at 1 PM during the Day between 16th Aug and 17th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Regina, Regina, Saskatchewan, Canada
18°C9/25°C
19°C10/29°C
19°C14/24°C
19°C12/27°C
18°C15/22°C
16°C13/18°C
18°C6/27°C
25°C14/35°C
22°C15/29°C
21°C14/29°C
19°C11/25°C
16°C12/24°C
19°C9/26°C
19°C9/28°C
23°C14/33°C
23°C17/31°C
22°C16/27°C
22°C17/30°C
20°C17/23°C
20°C16/29°C
19°C14/27°C
18°C15/22°C
15°C12/17°C
20°C12/28°C
19°C16/23°C
19°C11/27°C
23°C13/33°C
20°C15/25°C
15°C7/21°C
19°C13/28°C
--°C/°C
57AQI
57AQI
61AQI
53AQI
2025 Days Vs Air Quality
Regina, Regina, Saskatchewan, Canada
88%
200
12%
27
0.4%
1
Total number of days with different AQI categories in last 229 days in 2025 (136 days remaining)
Under WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2025, 88% of 229 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, Regina, Saskatchewan, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
43AQI
36AQI
47AQI
40AQI
52AQI
42AQI
42AQI
35AQI
36AQI
43AQI
35AQI
46AQI
57AQI
43AQI
26AQI
24AQI
23AQI
21AQI
21AQI
21AQI
20AQI
25AQI
24AQI
20AQI
23AQI
24AQI
22AQI
20AQI
28AQI
22AQI
24AQI
22AQI
21AQI
21AQI
22AQI
21AQI
23AQI
24AQI
35AQI
34AQI
34AQI
35AQI
29AQI
30AQI
24AQI
21AQI
23AQI
29AQI
25AQI
24AQI
22AQI
21AQI
19AQI
26AQI
29AQI
23AQI
21AQI
19AQI
22AQI
20AQI
25AQI
25AQI
24AQI
22AQI
23AQI
20AQI
19AQI
23AQI
29AQI
26AQI
30AQI
24AQI
28AQI
23AQI
26AQI
24AQI
27AQI
26AQI
23AQI
21AQI
32AQI
24AQI
24AQI
25AQI
23AQI
20AQI
17AQI
16AQI
18AQI
23AQI
22AQI
28AQI
20AQI
22AQI
19AQI
17AQI
15AQI
15AQI
14AQI
17AQI
16AQI
16AQI
17AQI
15AQI
15AQI
16AQI
16AQI
17AQI
18AQI
18AQI
18AQI
13AQI
14AQI
18AQI
18AQI
18AQI
18AQI
15AQI
15AQI
15AQI
17AQI
16AQI
17AQI
15AQI
17AQI
17AQI
16AQI
15AQI
17AQI
23AQI
19AQI
21AQI
19AQI
17AQI
16AQI
14AQI
13AQI
14AQI
13AQI
12AQI
11AQI
13AQI
13AQI
14AQI
13AQI
15AQI
14AQI
15AQI
29AQI
32AQI
34AQI
26AQI
28AQI
31AQI
41AQI
44AQI
41AQI
34AQI
48AQI
56AQI
52AQI
83AQI
89AQI
80AQI
47AQI
35AQI
31AQI
37AQI
39AQI
36AQI
35AQI
37AQI
36AQI
34AQI
38AQI
35AQI
30AQI
27AQI
23AQI
19AQI
18AQI
22AQI
28AQI
25AQI
26AQI
25AQI
30AQI
28AQI
28AQI
37AQI
32AQI
33AQI
81AQI
39AQI
29AQI
55AQI
56AQI
66AQI
64AQI
58AQI
46AQI
30AQI
88AQI
64AQI
67AQI
46AQI
40AQI
35AQI
54AQI
58AQI
88AQI
99AQI
91AQI
79AQI
76AQI
63AQI
59AQI
35AQI
35AQI
33AQI
23AQI
115AQI
59AQI
37AQI
58AQI
34AQI
32AQI
32AQI
32AQI
25AQI
24AQI
17AQI
17AQI
40AQI
48AQI
54AQI
No. of days
202531AQI
Highest AQI recorded in
August54AQI
Lowest AQI recorded in
May17AQI
202427AQI
Highest AQI recorded in
July40AQI
Lowest AQI recorded in
March5AQI
20237AQI
Highest AQI recorded in
December8AQI
Lowest AQI recorded in
November6AQI
202230AQI
Highest AQI recorded in
October41AQI
Lowest AQI recorded in
March22AQI
202135AQI
Highest AQI recorded in
July87AQI
Lowest AQI recorded in
February17AQI
202024AQI
Highest AQI recorded in
August28AQI
Lowest AQI recorded in
October18AQI
Most & Least Polluted Years Over the Last 6 Years
Regina's annual 2025 AQI (31) shows an average percentage change of 69.1% (worsened AQI) compared to previous years: 2020 (24), 2021 (35), 2022 (30), 2023 (7), 2024 (27).