Banff, 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
Banff, Alberta, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (2nd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 33 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Banff, Alberta, Canada
5 AM2nd Jul 2025
10 PM
4 AM3rd Jul 2025
46AQI
31AQI
25AQI
25AQI
In the last 24 hours,
Banff's AQI reached its highest point of 46 at 3 PM during the Day, while the lowest point, 25, was recorded at 4 AM during the Night between 2nd Jul and 3rd Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Banff, Alberta, Canada
7°C1/11°C
9°C1/14°C
11°C4/17°C
12°C7/16°C
11°C5/17°C
15°C5/23°C
16°C9/22°C
15°C8/20°C
14°C6/21°C
12°C9/15°C
10°C7/12°C
10°C4/14°C
11°C6/16°C
13°C6/19°C
14°C7/19°C
11°C7/17°C
10°C4/15°C
10°C7/15°C
9°C6/13°C
9°C4/13°C
8°C3/13°C
12°C8/16°C
12°C9/16°C
11°C5/15°C
10°C8/13°C
11°C8/14°C
13°C7/18°C
16°C9/22°C
18°C12/24°C
19°C13/25°C
0°C0/0°C
36AQI
31AQI
31AQI
27AQI
2025 Days Vs Air Quality
Banff, Alberta, Canada
91%
166
9%
17
Total number of days with different AQI categories in last 184 days in 2025 (181 days remaining)
Under WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2025, 91% of 184 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
Banff, Alberta, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
35AQI
28AQI
37AQI
45AQI
45AQI
39AQI
26AQI
27AQI
46AQI
31AQI
38AQI
51AQI
52AQI
43AQI
49AQI
33AQI
44AQI
44AQI
42AQI
49AQI
42AQI
43AQI
47AQI
50AQI
44AQI
69AQI
57AQI
62AQI
60AQI
51AQI
53AQI
21AQI
27AQI
46AQI
42AQI
49AQI
50AQI
52AQI
39AQI
37AQI
33AQI
54AQI
55AQI
46AQI
49AQI
32AQI
56AQI
53AQI
48AQI
51AQI
48AQI
38AQI
20AQI
16AQI
29AQI
36AQI
42AQI
35AQI
36AQI
42AQI
37AQI
32AQI
37AQI
33AQI
30AQI
62AQI
44AQI
22AQI
24AQI
29AQI
26AQI
22AQI
21AQI
26AQI
20AQI
26AQI
28AQI
32AQI
29AQI
24AQI
25AQI
23AQI
18AQI
27AQI
19AQI
25AQI
22AQI
15AQI
20AQI
31AQI
37AQI
27AQI
23AQI
38AQI
33AQI
30AQI
37AQI
23AQI
24AQI
35AQI
21AQI
28AQI
29AQI
26AQI
27AQI
28AQI
22AQI
24AQI
18AQI
14AQI
12AQI
18AQI
23AQI
23AQI
35AQI
30AQI
33AQI
23AQI
30AQI
21AQI
24AQI
25AQI
33AQI
17AQI
20AQI
23AQI
37AQI
18AQI
23AQI
23AQI
19AQI
19AQI
17AQI
26AQI
18AQI
28AQI
16AQI
17AQI
17AQI
17AQI
17AQI
22AQI
24AQI
22AQI
28AQI
25AQI
18AQI
23AQI
31AQI
20AQI
23AQI
22AQI
24AQI
27AQI
28AQI
26AQI
41AQI
33AQI
32AQI
35AQI
42AQI
52AQI
54AQI
29AQI
19AQI
22AQI
29AQI
41AQI
44AQI
23AQI
26AQI
23AQI
24AQI
28AQI
37AQI
37AQI
26AQI
21AQI
15AQI
17AQI
22AQI
33AQI
33AQI
45AQI
41AQI
28AQI
26AQI
22AQI
30AQI
33AQI
No. of days
202532AQI
Highest AQI recorded in
January45AQI
Lowest AQI recorded in
May22AQI
202435AQI
Highest AQI recorded in
July59AQI
Lowest AQI recorded in
May19AQI
202343AQI
Highest AQI recorded in
August79AQI
Lowest AQI recorded in
April25AQI
202239AQI
Highest AQI recorded in
February57AQI
Lowest AQI recorded in
May19AQI
202142AQI
Highest AQI recorded in
July104AQI
Lowest AQI recorded in
May20AQI
202029AQI
Highest AQI recorded in
September48AQI
Lowest AQI recorded in
June12AQI
Most & Least Polluted Years Over the Last 6 Years
Banff's annual 2025 AQI (32) shows an average percentage change of -13.4% (improved AQI) compared to previous years: 2020 (29), 2021 (42), 2022 (39), 2023 (43), 2024 (35).