James Street South, Thunder Bay, 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
James Street South, Thunder Bay, Ontario, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (17th August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 29 of Good air quality on the same day.
Day & Night AQI Trend: 16th Aug - 17th Aug 2026
James Street South, Thunder Bay, Ontario, Canada
6 AM16th Aug 2026
9 PM
5 AM17th Aug 2026
44AQI
23AQI
42AQI
17AQI
In the last 24 hours,
James Street South's AQI reached its highest point of 44 at 6 AM during the Day, while the lowest point, 17, was recorded at 5 AM during the Night between 16th Aug and 17th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
James Street South, Thunder Bay, Ontario, Canada
20°C13/28°C
22°C15/31°C
17°C14/20°C
18°C10/24°C
22°C15/31°C
23°C15/31°C
24°C19/32°C
20°C15/29°C
18°C14/25°C
20°C12/29°C
24°C14/34°C
22°C16/31°C
23°C16/31°C
21°C15/28°C
20°C11/28°C
20°C12/30°C
19°C16/24°C
19°C10/28°C
21°C10/30°C
21°C17/27°C
20°C12/26°C
20°C13/26°C
20°C11/28°C
20°C13/27°C
20°C14/28°C
20°C13/29°C
19°C11/27°C
17°C14/21°C
18°C14/23°C
20°C12/29°C
47AQI
41AQI
45AQI
42AQI
2026 Days Vs Air Quality
James Street South, Thunder Bay, Ontario, Canada
90%
203
10%
22
0.4%
1
Total number of days with different AQI categories in last 229 days in 2026 (136 days remaining)
Under WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2026, 90% of 229 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
James Street South, Thunder Bay, Ontario, Canada
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
19AQI (US)
14AQI (US)
16AQI (US)
26AQI (US)
31AQI (US)
41AQI (US)
23AQI (US)
48AQI (US)
26AQI (US)
19AQI (US)
10AQI (US)
17AQI (US)
26AQI (US)
16AQI (US)
17AQI (US)
20AQI (US)
10AQI (US)
11AQI (US)
12AQI (US)
14AQI (US)
28AQI (US)
55AQI (US)
60AQI (US)
50AQI (US)
52AQI (US)
48AQI (US)
35AQI (US)
43AQI (US)
48AQI (US)
51AQI (US)
40AQI (US)
51AQI (US)
54AQI (US)
49AQI (US)
46AQI (US)
51AQI (US)
46AQI (US)
35AQI (US)
41AQI (US)
46AQI (US)
47AQI (US)
37AQI (US)
36AQI (US)
49AQI (US)
47AQI (US)
46AQI (US)
43AQI (US)
46AQI (US)
42AQI (US)
42AQI (US)
39AQI (US)
37AQI (US)
35AQI (US)
35AQI (US)
39AQI (US)
37AQI (US)
34AQI (US)
33AQI (US)
34AQI (US)
35AQI (US)
50AQI (US)
42AQI (US)
45AQI (US)
42AQI (US)
35AQI (US)
44AQI (US)
38AQI (US)
38AQI (US)
37AQI (US)
39AQI (US)
37AQI (US)
40AQI (US)
37AQI (US)
31AQI (US)
33AQI (US)
34AQI (US)
30AQI (US)
37AQI (US)
44AQI (US)
43AQI (US)
34AQI (US)
39AQI (US)
36AQI (US)
32AQI (US)
30AQI (US)
27AQI (US)
29AQI (US)
29AQI (US)
27AQI (US)
26AQI (US)
27AQI (US)
30AQI (US)
28AQI (US)
29AQI (US)
27AQI (US)
27AQI (US)
25AQI (US)
28AQI (US)
27AQI (US)
32AQI (US)
32AQI (US)
29AQI (US)
33AQI (US)
32AQI (US)
33AQI (US)
29AQI (US)
27AQI (US)
32AQI (US)
28AQI (US)
27AQI (US)
23AQI (US)
24AQI (US)
28AQI (US)
34AQI (US)
27AQI (US)
24AQI (US)
23AQI (US)
27AQI (US)
26AQI (US)
25AQI (US)
20AQI (US)
34AQI (US)
36AQI (US)
29AQI (US)
25AQI (US)
31AQI (US)
31AQI (US)
26AQI (US)
24AQI (US)
25AQI (US)
21AQI (US)
50AQI (US)
67AQI (US)
56AQI (US)
57AQI (US)
55AQI (US)
52AQI (US)
45AQI (US)
39AQI (US)
46AQI (US)
43AQI (US)
41AQI (US)
33AQI (US)
28AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
29AQI (US)
32AQI (US)
31AQI (US)
28AQI (US)
26AQI (US)
44AQI (US)
37AQI (US)
32AQI (US)
26AQI (US)
33AQI (US)
29AQI (US)
32AQI (US)
26AQI (US)
21AQI (US)
22AQI (US)
25AQI (US)
27AQI (US)
28AQI (US)
27AQI (US)
22AQI (US)
23AQI (US)
20AQI (US)
24AQI (US)
24AQI (US)
23AQI (US)
22AQI (US)
34AQI (US)
58AQI (US)
56AQI (US)
39AQI (US)
28AQI (US)
27AQI (US)
27AQI (US)
29AQI (US)
26AQI (US)
34AQI (US)
32AQI (US)
30AQI (US)
27AQI (US)
29AQI (US)
32AQI (US)
31AQI (US)
32AQI (US)
34AQI (US)
34AQI (US)
63AQI (US)
84AQI (US)
114AQI (US)
92AQI (US)
78AQI (US)
77AQI (US)
46AQI (US)
36AQI (US)
44AQI (US)
44AQI (US)
43AQI (US)
49AQI (US)
52AQI (US)
45AQI (US)
47AQI (US)
57AQI (US)
56AQI (US)
38AQI (US)
34AQI (US)
47AQI (US)
49AQI (US)
41AQI (US)
39AQI (US)
34AQI (US)
38AQI (US)
33AQI (US)
36AQI (US)
34AQI (US)
37AQI (US)
43AQI (US)
36AQI (US)
38AQI (US)
33AQI (US)
29AQI (US)
30AQI (US)
42AQI (US)
36AQI (US)
28AQI (US)
35AQI (US)
30AQI (US)
47AQI (US)
38AQI (US)
No. of days
202636AQI (US)
Highest AQI (US) recorded in
July47AQI (US)
Lowest AQI (US) recorded in
April28AQI (US)
202533AQI (US)
Highest AQI (US) recorded in
August50AQI (US)
Lowest AQI (US) recorded in
March17AQI (US)
Most & Least Polluted Years Over the Last 2 Years
James Street South's annual 2026 AQI (US) (36) shows an average percentage change of 9.09% (worsened AQI (US)) compared to previous years: 2025 (33).