Cranbrook, British Columbia, 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
Cranbrook, British Columbia, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (22nd September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 31 of Good air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 22nd Sep - 23rd Sep 2025
Cranbrook, British Columbia, Canada
7 AM22nd Sep 2025
8 PM
6 AM23rd Sep 2025
24AQI
13AQI
29AQI
21AQI
In the last 24 hours,
Cranbrook's AQI reached its highest point of 29 at 8 PM during the Night, while the lowest point, 13, was recorded at 7 AM during the Day between 22nd Sep and 23rd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Cranbrook, British Columbia, Canada
--°C/°C
23°C15/31°C
24°C16/32°C
25°C17/32°C
22°C16/27°C
21°C14/29°C
22°C14/29°C
22°C15/30°C
23°C16/32°C
25°C16/33°C
25°C16/34°C
19°C14/24°C
18°C10/27°C
21°C14/29°C
21°C15/29°C
19°C13/25°C
19°C13/27°C
20°C14/27°C
21°C14/27°C
19°C12/25°C
18°C12/24°C
18°C13/24°C
14°C11/15°C
16°C11/24°C
18°C12/27°C
19°C12/26°C
19°C13/27°C
20°C12/27°C
16°C10/23°C
13°C5/24°C
16°C5/27°C
58AQI
58AQI
58AQI
57AQI
2025 Days Vs Air Quality
Cranbrook, British Columbia, Canada
90%
238
10%
27
Total number of days with different AQI categories in last 267 days in 2025 (98 days remaining)
Under WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2025, 90% of 267 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
Cranbrook, British Columbia, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
45AQI
52AQI
44AQI
39AQI
58AQI
53AQI
38AQI
33AQI
38AQI
40AQI
41AQI
46AQI
45AQI
49AQI
47AQI
34AQI
30AQI
33AQI
45AQI
41AQI
46AQI
47AQI
43AQI
39AQI
38AQI
38AQI
43AQI
46AQI
48AQI
41AQI
33AQI
27AQI
29AQI
29AQI
29AQI
30AQI
41AQI
47AQI
47AQI
47AQI
41AQI
32AQI
41AQI
45AQI
37AQI
29AQI
51AQI
41AQI
39AQI
37AQI
43AQI
33AQI
20AQI
19AQI
25AQI
24AQI
23AQI
22AQI
30AQI
38AQI
41AQI
40AQI
32AQI
25AQI
29AQI
28AQI
21AQI
26AQI
23AQI
26AQI
24AQI
25AQI
25AQI
29AQI
27AQI
29AQI
30AQI
31AQI
28AQI
21AQI
20AQI
19AQI
18AQI
26AQI
38AQI
29AQI
23AQI
15AQI
27AQI
27AQI
17AQI
19AQI
19AQI
31AQI
30AQI
31AQI
28AQI
14AQI
16AQI
22AQI
29AQI
19AQI
22AQI
27AQI
24AQI
28AQI
19AQI
19AQI
21AQI
18AQI
18AQI
18AQI
18AQI
20AQI
30AQI
30AQI
38AQI
30AQI
16AQI
22AQI
25AQI
27AQI
37AQI
18AQI
21AQI
20AQI
19AQI
22AQI
24AQI
27AQI
21AQI
17AQI
17AQI
22AQI
17AQI
22AQI
13AQI
16AQI
15AQI
14AQI
13AQI
17AQI
21AQI
22AQI
25AQI
27AQI
23AQI
17AQI
21AQI
24AQI
26AQI
18AQI
13AQI
16AQI
22AQI
28AQI
31AQI
24AQI
48AQI
35AQI
35AQI
45AQI
49AQI
23AQI
20AQI
22AQI
27AQI
35AQI
34AQI
26AQI
28AQI
25AQI
25AQI
26AQI
44AQI
42AQI
28AQI
17AQI
13AQI
14AQI
17AQI
27AQI
35AQI
22AQI
19AQI
22AQI
19AQI
19AQI
23AQI
29AQI
21AQI
18AQI
29AQI
23AQI
22AQI
20AQI
46AQI
41AQI
28AQI
27AQI
26AQI
25AQI
31AQI
27AQI
37AQI
33AQI
19AQI
26AQI
28AQI
28AQI
32AQI
36AQI
42AQI
38AQI
34AQI
41AQI
33AQI
34AQI
23AQI
18AQI
22AQI
31AQI
22AQI
26AQI
38AQI
32AQI
39AQI
41AQI
18AQI
23AQI
30AQI
37AQI
27AQI
25AQI
37AQI
40AQI
46AQI
51AQI
50AQI
50AQI
54AQI
51AQI
55AQI
59AQI
62AQI
74AQI
76AQI
81AQI
90AQI
100AQI
79AQI
63AQI
56AQI
56AQI
57AQI
52AQI
63AQI
46AQI
42AQI
55AQI
53AQI
54AQI
53AQI
58AQI
31AQI
42AQI
34AQI
27AQI
23AQI
21AQI
28AQI
27AQI
36AQI
62AQI
No. of days
202532AQI
Highest AQI recorded in
September62AQI
Lowest AQI recorded in
May21AQI
202430AQI
Highest AQI recorded in
December43AQI
Lowest AQI recorded in
June18AQI
202336AQI
Highest AQI recorded in
August67AQI
Lowest AQI recorded in
April25AQI
202234AQI
Highest AQI recorded in
September59AQI
Lowest AQI recorded in
July19AQI
202134AQI
Highest AQI recorded in
July65AQI
Lowest AQI recorded in
May23AQI
202028AQI
Highest AQI recorded in
September58AQI
Lowest AQI recorded in
June11AQI
Most & Least Polluted Years Over the Last 6 Years
Cranbrook's annual 2025 AQI (32) shows an average percentage change of 0.8% (worsened AQI) compared to previous years: 2020 (28), 2021 (34), 2022 (34), 2023 (36), 2024 (30).