Red Deer, Alberta, Canada Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Red Deer, Alberta, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (2nd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 21 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Jul - 4th Jul 2025
Red Deer, Alberta, Canada
5 AM3rd Jul 2025
10 PM
4 AM4th Jul 2025
27AQI
18AQI
18AQI
17AQI
In the last 24 hours,
Red Deer's AQI reached its highest point of 27 at 6 AM during the Day, while the lowest point, undefined, was recorded at 4 AM during the Night between 3rd Jul and 4th Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Red Deer, Alberta, Canada
13°C3/19°C
16°C5/24°C
17°C12/22°C
13°C7/19°C
16°C5/26°C
18°C12/24°C
16°C11/25°C
17°C10/26°C
14°C10/17°C
16°C12/22°C
15°C7/21°C
14°C5/20°C
17°C7/26°C
17°C8/26°C
15°C7/25°C
13°C9/18°C
12°C7/14°C
10°C7/13°C
11°C3/17°C
12°C2/20°C
14°C3/24°C
18°C9/24°C
16°C8/23°C
16°C9/22°C
15°C10/20°C
17°C6/26°C
20°C10/28°C
22°C11/30°C
22°C13/32°C
16°C10/23°C
0°C0/0°C
35AQI
35AQI
35AQI
35AQI
2025 Days Vs Air Quality
Red Deer, Alberta, Canada
94%
172
6%
11
Total number of days with different AQI categories in last 185 days in 2025 (180 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% of 185 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Red Deer, Alberta, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
36AQI
40AQI
39AQI
22AQI
36AQI
61AQI
43AQI
26AQI
32AQI
37AQI
23AQI
34AQI
27AQI
25AQI
26AQI
23AQI
21AQI
21AQI
34AQI
41AQI
28AQI
24AQI
28AQI
19AQI
25AQI
34AQI
25AQI
27AQI
43AQI
60AQI
29AQI
34AQI
25AQI
28AQI
31AQI
41AQI
33AQI
45AQI
55AQI
30AQI
25AQI
29AQI
37AQI
59AQI
25AQI
29AQI
55AQI
41AQI
26AQI
30AQI
47AQI
41AQI
37AQI
20AQI
23AQI
32AQI
31AQI
24AQI
20AQI
36AQI
44AQI
24AQI
35AQI
33AQI
37AQI
27AQI
27AQI
39AQI
34AQI
25AQI
30AQI
32AQI
19AQI
26AQI
24AQI
37AQI
41AQI
35AQI
30AQI
29AQI
21AQI
18AQI
18AQI
26AQI
25AQI
20AQI
17AQI
23AQI
25AQI
24AQI
26AQI
24AQI
19AQI
27AQI
22AQI
34AQI
25AQI
20AQI
18AQI
22AQI
28AQI
32AQI
18AQI
25AQI
24AQI
20AQI
18AQI
19AQI
22AQI
20AQI
24AQI
19AQI
21AQI
27AQI
23AQI
32AQI
27AQI
31AQI
25AQI
17AQI
27AQI
27AQI
34AQI
23AQI
16AQI
28AQI
26AQI
33AQI
27AQI
35AQI
30AQI
38AQI
27AQI
33AQI
25AQI
40AQI
23AQI
27AQI
17AQI
14AQI
15AQI
18AQI
23AQI
20AQI
16AQI
18AQI
19AQI
27AQI
34AQI
27AQI
29AQI
21AQI
26AQI
30AQI
43AQI
37AQI
39AQI
42AQI
51AQI
55AQI
56AQI
57AQI
61AQI
55AQI
31AQI
27AQI
27AQI
32AQI
34AQI
33AQI
33AQI
32AQI
32AQI
36AQI
40AQI
39AQI
34AQI
25AQI
18AQI
15AQI
19AQI
19AQI
21AQI
32AQI
34AQI
28AQI
24AQI
26AQI
36AQI
20AQI
No. of days
202530AQI
Highest AQI recorded in
June36AQI
Lowest AQI recorded in
July20AQI
202434AQI
Highest AQI recorded in
July52AQI
Lowest AQI recorded in
October21AQI
202343AQI
Highest AQI recorded in
May68AQI
Lowest AQI recorded in
April23AQI
202225AQI
Highest AQI recorded in
August67AQI
Lowest AQI recorded in
April16AQI
202127AQI
Highest AQI recorded in
July57AQI
Lowest AQI recorded in
May18AQI
202021AQI
Highest AQI recorded in
March32AQI
Lowest AQI recorded in
July12AQI
Most & Least Polluted Years Over the Last 6 Years
Red Deer's annual 2025 AQI (30) shows an average percentage change of 6.2% (worsened AQI) compared to previous years: 2020 (21), 2021 (27), 2022 (25), 2023 (43), 2024 (34).