Lethbridge, 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
Lethbridge, Alberta, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (24th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 124 of Poor air quality on the same day.
Day & Night AQI Trend: 24th Jul - 25th Jul 2026
Lethbridge, Alberta, Canada
5 AM24th Jul 2026
9 PM
4 AM25th Jul 2026
145AQI
99AQI
103AQI
77AQI
In the last 24 hours,
Lethbridge's AQI reached its highest point of 145 at 2 PM during the Day, while the lowest point, 77, was recorded at 4 AM during the Night between 24th Jul and 25th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Lethbridge, Alberta, Canada
18°C12/25°C
17°C12/25°C
14°C12/18°C
15°C13/19°C
17°C12/25°C
18°C11/25°C
18°C10/25°C
19°C12/27°C
20°C12/28°C
18°C12/27°C
16°C7/25°C
20°C13/28°C
22°C13/30°C
22°C15/29°C
23°C13/30°C
23°C14/33°C
23°C12/33°C
22°C12/31°C
20°C12/30°C
22°C15/29°C
22°C13/32°C
24°C15/33°C
26°C18/35°C
23°C15/30°C
20°C13/28°C
21°C14/28°C
23°C12/33°C
24°C13/34°C
25°C16/33°C
25°C13/35°C
50AQI
46AQI
48AQI
44AQI
2026 Days Vs Air Quality
Lethbridge, Alberta, Canada
87%
176
11%
23
1%
3
Total number of days with different AQI categories in last 206 days in 2026 (159 days remaining)
Under WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2026, 87% of 206 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
Lethbridge, Alberta, Canada
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
73AQI (US)
55AQI (US)
30AQI (US)
41AQI (US)
50AQI (US)
26AQI (US)
14AQI (US)
16AQI (US)
18AQI (US)
10AQI (US)
8AQI (US)
11AQI (US)
10AQI (US)
13AQI (US)
14AQI (US)
14AQI (US)
13AQI (US)
10AQI (US)
29AQI (US)
34AQI (US)
23AQI (US)
42AQI (US)
43AQI (US)
45AQI (US)
47AQI (US)
54AQI (US)
62AQI (US)
33AQI (US)
42AQI (US)
36AQI (US)
40AQI (US)
38AQI (US)
50AQI (US)
42AQI (US)
39AQI (US)
38AQI (US)
34AQI (US)
29AQI (US)
32AQI (US)
35AQI (US)
30AQI (US)
25AQI (US)
31AQI (US)
26AQI (US)
45AQI (US)
32AQI (US)
31AQI (US)
49AQI (US)
27AQI (US)
30AQI (US)
25AQI (US)
49AQI (US)
61AQI (US)
59AQI (US)
59AQI (US)
29AQI (US)
28AQI (US)
31AQI (US)
32AQI (US)
41AQI (US)
42AQI (US)
53AQI (US)
71AQI (US)
66AQI (US)
37AQI (US)
41AQI (US)
38AQI (US)
29AQI (US)
26AQI (US)
36AQI (US)
38AQI (US)
59AQI (US)
47AQI (US)
37AQI (US)
27AQI (US)
30AQI (US)
30AQI (US)
30AQI (US)
37AQI (US)
36AQI (US)
31AQI (US)
34AQI (US)
46AQI (US)
41AQI (US)
47AQI (US)
33AQI (US)
40AQI (US)
66AQI (US)
52AQI (US)
42AQI (US)
31AQI (US)
32AQI (US)
34AQI (US)
20AQI (US)
32AQI (US)
25AQI (US)
23AQI (US)
26AQI (US)
32AQI (US)
25AQI (US)
28AQI (US)
57AQI (US)
55AQI (US)
33AQI (US)
32AQI (US)
26AQI (US)
24AQI (US)
23AQI (US)
24AQI (US)
22AQI (US)
22AQI (US)
21AQI (US)
23AQI (US)
29AQI (US)
35AQI (US)
32AQI (US)
34AQI (US)
25AQI (US)
25AQI (US)
23AQI (US)
22AQI (US)
22AQI (US)
22AQI (US)
23AQI (US)
23AQI (US)
23AQI (US)
24AQI (US)
18AQI (US)
21AQI (US)
26AQI (US)
24AQI (US)
38AQI (US)
41AQI (US)
36AQI (US)
31AQI (US)
25AQI (US)
27AQI (US)
30AQI (US)
30AQI (US)
28AQI (US)
21AQI (US)
22AQI (US)
25AQI (US)
38AQI (US)
48AQI (US)
21AQI (US)
35AQI (US)
26AQI (US)
26AQI (US)
28AQI (US)
33AQI (US)
32AQI (US)
22AQI (US)
17AQI (US)
22AQI (US)
24AQI (US)
22AQI (US)
24AQI (US)
21AQI (US)
27AQI (US)
23AQI (US)
20AQI (US)
22AQI (US)
27AQI (US)
16AQI (US)
22AQI (US)
22AQI (US)
15AQI (US)
15AQI (US)
15AQI (US)
26AQI (US)
23AQI (US)
18AQI (US)
21AQI (US)
24AQI (US)
25AQI (US)
50AQI (US)
121AQI (US)
48AQI (US)
23AQI (US)
17AQI (US)
15AQI (US)
25AQI (US)
21AQI (US)
22AQI (US)
27AQI (US)
53AQI (US)
30AQI (US)
17AQI (US)
23AQI (US)
30AQI (US)
38AQI (US)
39AQI (US)
51AQI (US)
53AQI (US)
51AQI (US)
69AQI (US)
61AQI (US)
63AQI (US)
66AQI (US)
126AQI (US)
124AQI (US)
31AQI (US)
37AQI (US)
41AQI (US)
29AQI (US)
27AQI (US)
27AQI (US)
46AQI (US)
No. of days
202634AQI (US)
Highest AQI (US) recorded in
July46AQI (US)
Lowest AQI (US) recorded in
June27AQI (US)
202531AQI (US)
Highest AQI (US) recorded in
September55AQI (US)
Lowest AQI (US) recorded in
April20AQI (US)
202428AQI (US)
Highest AQI (US) recorded in
July42AQI (US)
Lowest AQI (US) recorded in
May18AQI (US)
202329AQI (US)
Highest AQI (US) recorded in
June53AQI (US)
Lowest AQI (US) recorded in
December12AQI (US)
202222AQI (US)
Highest AQI (US) recorded in
September49AQI (US)
Lowest AQI (US) recorded in
February11AQI (US)
202126AQI (US)
Highest AQI (US) recorded in
July68AQI (US)
Lowest AQI (US) recorded in
November12AQI (US)
202023AQI (US)
Highest AQI (US) recorded in
September38AQI (US)
Lowest AQI (US) recorded in
June13AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Lethbridge's annual 2026 AQI (US) (34) shows an average percentage change of 30.2% (worsened AQI (US)) compared to previous years: 2020 (23), 2021 (26), 2022 (22), 2023 (29), 2024 (28), 2025 (31).