Bluewater, Ontario, 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
Bluewater, Ontario, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (6th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 46 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 6th Oct - 7th Oct 2025
Bluewater, Ontario, Canada
7 AM6th Oct 2025
7 PM
6 AM7th Oct 2025
42AQI
37AQI
AQI
AQI
In the last 24 hours,
Bluewater's AQI reached its highest point of 42 at 7 AM during the Day, while the lowest point, undefined, was recorded at 6 AM during the Night between 6th Oct and 7th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Bluewater, Ontario, Canada
14°C9/17°C
12°C2/18°C
14°C5/23°C
16°C8/24°C
17°C9/25°C
17°C8/25°C
17°C12/23°C
19°C12/27°C
19°C13/27°C
19°C9/27°C
18°C9/26°C
18°C12/23°C
16°C11/23°C
15°C12/21°C
19°C12/28°C
20°C17/24°C
20°C16/24°C
18°C15/22°C
18°C15/21°C
18°C14/25°C
19°C12/27°C
18°C13/25°C
17°C9/26°C
17°C8/27°C
15°C9/23°C
15°C8/25°C
17°C8/27°C
21°C13/30°C
22°C16/29°C
22°C15/28°C
--°C/°C
36AQI
34AQI
35AQI
35AQI
2025 Days Vs Air Quality
Bluewater, Ontario, Canada
85%
237
14%
38
1%
4
Total number of days with different AQI categories in last 280 days in 2025 (85 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2025, 85% of 280 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
Bluewater, Ontario, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
22AQI
21AQI
26AQI
28AQI
27AQI
23AQI
26AQI
29AQI
29AQI
49AQI
53AQI
46AQI
37AQI
28AQI
25AQI
48AQI
32AQI
30AQI
28AQI
28AQI
27AQI
28AQI
37AQI
28AQI
49AQI
31AQI
28AQI
30AQI
29AQI
29AQI
51AQI
29AQI
29AQI
52AQI
28AQI
26AQI
29AQI
29AQI
39AQI
34AQI
30AQI
42AQI
28AQI
30AQI
31AQI
36AQI
32AQI
29AQI
28AQI
27AQI
24AQI
30AQI
52AQI
59AQI
53AQI
48AQI
38AQI
46AQI
27AQI
30AQI
30AQI
31AQI
31AQI
33AQI
28AQI
32AQI
31AQI
31AQI
30AQI
30AQI
29AQI
25AQI
49AQI
51AQI
21AQI
15AQI
22AQI
31AQI
22AQI
17AQI
16AQI
17AQI
19AQI
18AQI
18AQI
30AQI
30AQI
47AQI
39AQI
21AQI
16AQI
18AQI
22AQI
17AQI
18AQI
16AQI
17AQI
14AQI
20AQI
28AQI
28AQI
20AQI
36AQI
24AQI
17AQI
15AQI
18AQI
36AQI
35AQI
16AQI
22AQI
14AQI
33AQI
48AQI
41AQI
19AQI
16AQI
21AQI
35AQI
14AQI
25AQI
22AQI
15AQI
16AQI
20AQI
25AQI
25AQI
18AQI
18AQI
28AQI
22AQI
26AQI
31AQI
20AQI
25AQI
30AQI
24AQI
16AQI
12AQI
17AQI
17AQI
13AQI
11AQI
11AQI
15AQI
19AQI
24AQI
22AQI
26AQI
29AQI
25AQI
16AQI
20AQI
40AQI
69AQI
67AQI
71AQI
69AQI
87AQI
75AQI
51AQI
67AQI
73AQI
40AQI
33AQI
38AQI
36AQI
38AQI
31AQI
24AQI
37AQI
37AQI
39AQI
52AQI
54AQI
38AQI
45AQI
40AQI
27AQI
35AQI
34AQI
31AQI
39AQI
50AQI
39AQI
51AQI
53AQI
34AQI
35AQI
50AQI
49AQI
51AQI
40AQI
38AQI
65AQI
80AQI
82AQI
42AQI
28AQI
27AQI
29AQI
48AQI
25AQI
23AQI
40AQI
36AQI
48AQI
38AQI
43AQI
42AQI
48AQI
111AQI
62AQI
41AQI
101AQI
132AQI
105AQI
93AQI
83AQI
72AQI
56AQI
64AQI
59AQI
49AQI
34AQI
66AQI
76AQI
66AQI
36AQI
15AQI
19AQI
17AQI
18AQI
23AQI
29AQI
22AQI
15AQI
20AQI
21AQI
26AQI
17AQI
19AQI
29AQI
31AQI
29AQI
30AQI
24AQI
37AQI
18AQI
18AQI
19AQI
20AQI
31AQI
37AQI
35AQI
51AQI
59AQI
50AQI
39AQI
39AQI
40AQI
30AQI
21AQI
22AQI
34AQI
44AQI
39AQI
29AQI
29AQI
32AQI
25AQI
22AQI
23AQI
28AQI
33AQI
46AQI
55AQI
60AQI
46AQI
32AQI
35AQI
28AQI
23AQI
21AQI
46AQI
46AQI
48AQI
32AQI
45AQI
No. of days
202535AQI
Highest AQI recorded in
August48AQI
Lowest AQI recorded in
May21AQI
202432AQI
Highest AQI recorded in
January39AQI
Lowest AQI recorded in
November25AQI
202342AQI
Highest AQI recorded in
June74AQI
Lowest AQI recorded in
October32AQI
202232AQI
Highest AQI recorded in
February35AQI
Lowest AQI recorded in
September26AQI
202131AQI
Highest AQI recorded in
February35AQI
Lowest AQI recorded in
September25AQI
202028AQI
Highest AQI recorded in
May32AQI
Lowest AQI recorded in
October23AQI
Most & Least Polluted Years Over the Last 6 Years
Bluewater's annual 2025 AQI (35) shows an average percentage change of 7.4% (worsened AQI) compared to previous years: 2020 (28), 2021 (31), 2022 (32), 2023 (42), 2024 (32).