Bonners Ferry Kootenai, Creston, British Columbia, Canada Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Bonners Ferry Kootenai, Creston, British Columbia, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (31st October ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 36 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 30th Sep - 1st Oct 2025
Bonners Ferry Kootenai, Creston, British Columbia, Canada
6 AM30th Sep 2025
6 PM
5 AM1st Oct 2025
58AQI
8AQI
21AQI
7AQI
In the last 24 hours,
Bonners Ferry Kootenai's AQI reached its highest point of 58 at 11 AM during the Day, while the lowest point, 7, was recorded at 8 PM during the Night between 30th Sep and 1st Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Bonners Ferry Kootenai, Creston, British Columbia, Canada
--°C/°C
26°C18/33°C
26°C18/34°C
22°C18/26°C
20°C13/27°C
22°C15/28°C
21°C17/27°C
20°C15/25°C
20°C14/27°C
20°C14/27°C
20°C14/27°C
18°C13/23°C
18°C12/23°C
17°C13/21°C
13°C12/16°C
16°C11/24°C
19°C13/26°C
20°C13/27°C
20°C14/27°C
20°C13/26°C
17°C11/22°C
14°C9/21°C
16°C7/26°C
19°C10/28°C
20°C11/28°C
17°C11/23°C
16°C9/26°C
16°C7/26°C
16°C9/26°C
15°C12/21°C
13°C9/19°C
61AQI
57AQI
65AQI
60AQI
2025 Days Vs Air Quality
Bonners Ferry Kootenai, Creston, British Columbia, Canada
92%
252
7%
18
1%
3
Total number of days with different AQI categories in last 275 days in 2025 (90 days remaining)
Under WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2025, 92% of 275 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
Bonners Ferry Kootenai, Creston, British Columbia, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
33AQI
31AQI
31AQI
28AQI
31AQI
25AQI
28AQI
28AQI
28AQI
28AQI
27AQI
32AQI
33AQI
33AQI
35AQI
31AQI
27AQI
26AQI
28AQI
29AQI
30AQI
38AQI
36AQI
38AQI
33AQI
34AQI
37AQI
41AQI
43AQI
49AQI
48AQI
28AQI
29AQI
26AQI
22AQI
25AQI
35AQI
35AQI
28AQI
32AQI
28AQI
27AQI
29AQI
31AQI
30AQI
22AQI
29AQI
30AQI
28AQI
29AQI
24AQI
23AQI
24AQI
22AQI
20AQI
22AQI
23AQI
25AQI
30AQI
31AQI
29AQI
36AQI
25AQI
21AQI
31AQI
31AQI
24AQI
26AQI
18AQI
24AQI
20AQI
20AQI
19AQI
20AQI
18AQI
19AQI
19AQI
24AQI
21AQI
19AQI
18AQI
20AQI
18AQI
20AQI
21AQI
21AQI
18AQI
16AQI
19AQI
19AQI
16AQI
19AQI
20AQI
20AQI
20AQI
22AQI
24AQI
15AQI
14AQI
18AQI
19AQI
20AQI
17AQI
18AQI
22AQI
27AQI
14AQI
19AQI
18AQI
16AQI
14AQI
13AQI
15AQI
15AQI
29AQI
24AQI
28AQI
25AQI
20AQI
18AQI
17AQI
25AQI
28AQI
16AQI
16AQI
16AQI
20AQI
16AQI
19AQI
22AQI
18AQI
15AQI
14AQI
17AQI
16AQI
15AQI
12AQI
13AQI
13AQI
12AQI
12AQI
14AQI
14AQI
14AQI
19AQI
20AQI
15AQI
17AQI
21AQI
18AQI
20AQI
21AQI
13AQI
19AQI
17AQI
20AQI
21AQI
21AQI
21AQI
27AQI
25AQI
28AQI
34AQI
30AQI
23AQI
20AQI
19AQI
21AQI
23AQI
21AQI
23AQI
21AQI
18AQI
20AQI
32AQI
33AQI
28AQI
22AQI
19AQI
16AQI
17AQI
20AQI
23AQI
23AQI
21AQI
24AQI
23AQI
22AQI
21AQI
23AQI
21AQI
18AQI
21AQI
23AQI
25AQI
24AQI
24AQI
28AQI
31AQI
29AQI
28AQI
25AQI
22AQI
22AQI
23AQI
26AQI
21AQI
19AQI
19AQI
20AQI
23AQI
27AQI
41AQI
44AQI
36AQI
36AQI
32AQI
33AQI
31AQI
22AQI
20AQI
22AQI
23AQI
24AQI
30AQI
44AQI
39AQI
33AQI
17AQI
20AQI
20AQI
28AQI
22AQI
25AQI
36AQI
34AQI
36AQI
45AQI
51AQI
59AQI
57AQI
47AQI
61AQI
61AQI
64AQI
75AQI
78AQI
103AQI
126AQI
117AQI
82AQI
64AQI
60AQI
57AQI
61AQI
66AQI
65AQI
38AQI
31AQI
45AQI
47AQI
45AQI
48AQI
51AQI
34AQI
32AQI
28AQI
35AQI
43AQI
50AQI
91AQI
81AQI
41AQI
33AQI
27AQI
22AQI
19AQI
17AQI
22AQI
23AQI
34AQI
61AQI
No. of days
202529AQI
Highest AQI recorded in
September61AQI
Lowest AQI recorded in
May17AQI
202433AQI
Highest AQI recorded in
April42AQI
Lowest AQI recorded in
June17AQI
202338AQI
Highest AQI recorded in
February57AQI
Lowest AQI recorded in
April20AQI
202234AQI
Highest AQI recorded in
December57AQI
Lowest AQI recorded in
May18AQI
202114AQI
Highest AQI recorded in
March28AQI
Lowest AQI recorded in
February12AQI
202044AQI
Highest AQI recorded in
September98AQI
Lowest AQI recorded in
November11AQI
Most & Least Polluted Years Over the Last 6 Years
Bonners Ferry Kootenai's annual 2025 AQI (29) shows an average percentage change of 2.07% (worsened AQI) compared to previous years: 2020 (44), 2021 (14), 2022 (34), 2023 (38), 2024 (33).