Grand Bend, Bluewater, Ontario, Canada Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Grand Bend, Bluewater, Ontario, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (10th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 64 of Moderate air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Grand Bend, Bluewater, Ontario, Canada
6 AM10th Aug 2025
8 PM
5 AM11th Aug 2025
67AQI
58AQI
64AQI
60AQI
In the last 24 hours,
Grand Bend's AQI reached its highest point of 67 at 6 AM during the Day, while the lowest point, 58, was recorded at 2 PM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Grand Bend, Bluewater, Ontario, Canada
26°C19/33°C
24°C21/28°C
24°C18/28°C
24°C16/31°C
23°C16/30°C
20°C16/23°C
16°C8/23°C
20°C11/26°C
20°C14/24°C
17°C11/23°C
18°C8/24°C
21°C13/29°C
25°C17/33°C
23°C20/27°C
22°C16/29°C
24°C20/27°C
24°C16/31°C
23°C18/28°C
23°C18/29°C
19°C13/24°C
17°C9/25°C
18°C9/25°C
20°C12/26°C
21°C13/28°C
22°C14/29°C
23°C17/30°C
23°C16/29°C
22°C16/28°C
24°C19/30°C
25°C18/32°C
--°C/°C
59AQI
59AQI
58AQI
58AQI
2025 Days Vs Air Quality
Grand Bend, Bluewater, Ontario, Canada
85%
188
14%
30
2%
4
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2025, 85% of 223 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
Grand Bend, 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
32AQI
35AQI
28AQI
23AQI
21AQI
46AQI
46AQI
81AQI
No. of days
202535AQI
Highest AQI recorded in
August81AQI
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
Grand Bend's annual 2025 AQI (35) shows an average percentage change of 8.6% (worsened AQI) compared to previous years: 2020 (28), 2021 (31), 2022 (32), 2023 (42), 2024 (32).