Sorel, Sorel Tracy, Quebec, 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
Sorel, Sorel Tracy, Quebec, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (3rd October):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 23 of Good air quality, showing improvement over 2025, 2023 and 2022 on the same day.
Day & Night AQI Trend: 3rd Oct - 4th Oct 2026
Sorel, Sorel Tracy, Quebec, Canada
6 AM3rd Oct 2026
6 PM
5 AM4th Oct 2026
28AQI
20AQI
42AQI
22AQI
In the last 24 hours,
Sorel's AQI reached its highest point of 42 at 9 PM during the Night, while the lowest point, 20, was recorded at 1 PM during the Day between 3rd Oct and 4th Oct 2026.
Day & Night AQI Trend : Sep - Oct 2026
Sorel, Sorel Tracy, Quebec, Canada
17°C15/20°C
17°C13/24°C
19°C12/28°C
18°C14/24°C
16°C11/22°C
18°C12/21°C
14°C9/21°C
15°C8/23°C
19°C15/22°C
14°C10/17°C
12°C6/18°C
19°C15/24°C
16°C11/23°C
15°C7/20°C
10°C5/16°C
12°C7/18°C
12°C7/16°C
11°C6/17°C
12°C6/18°C
13°C6/20°C
15°C9/23°C
16°C11/22°C
16°C13/21°C
12°C10/15°C
14°C11/18°C
14°C10/20°C
18°C12/24°C
17°C12/19°C
11°C6/16°C
11°C4/17°C
33AQI
26AQI
34AQI
28AQI
2026 Days Vs Air Quality
Sorel, Sorel Tracy, Quebec, Canada
94%
256
6%
17
Total number of days with different AQI categories in last 277 days in 2026 (88 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2026, 94% of 277 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
Sorel, Sorel Tracy, Quebec, Canada
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
23AQI (US)
48AQI (US)
27AQI (US)
57AQI (US)
49AQI (US)
51AQI (US)
50AQI (US)
64AQI (US)
41AQI (US)
30AQI (US)
20AQI (US)
31AQI (US)
45AQI (US)
36AQI (US)
27AQI (US)
22AQI (US)
36AQI (US)
36AQI (US)
56AQI (US)
36AQI (US)
28AQI (US)
49AQI (US)
54AQI (US)
49AQI (US)
46AQI (US)
48AQI (US)
44AQI (US)
46AQI (US)
51AQI (US)
48AQI (US)
43AQI (US)
47AQI (US)
49AQI (US)
50AQI (US)
53AQI (US)
50AQI (US)
41AQI (US)
40AQI (US)
45AQI (US)
45AQI (US)
46AQI (US)
47AQI (US)
46AQI (US)
54AQI (US)
46AQI (US)
41AQI (US)
43AQI (US)
44AQI (US)
41AQI (US)
40AQI (US)
43AQI (US)
38AQI (US)
35AQI (US)
39AQI (US)
42AQI (US)
41AQI (US)
35AQI (US)
34AQI (US)
38AQI (US)
41AQI (US)
53AQI (US)
46AQI (US)
45AQI (US)
42AQI (US)
38AQI (US)
39AQI (US)
38AQI (US)
40AQI (US)
34AQI (US)
41AQI (US)
41AQI (US)
40AQI (US)
37AQI (US)
35AQI (US)
35AQI (US)
35AQI (US)
33AQI (US)
33AQI (US)
37AQI (US)
36AQI (US)
35AQI (US)
41AQI (US)
36AQI (US)
35AQI (US)
31AQI (US)
32AQI (US)
35AQI (US)
31AQI (US)
28AQI (US)
25AQI (US)
32AQI (US)
35AQI (US)
29AQI (US)
31AQI (US)
29AQI (US)
27AQI (US)
27AQI (US)
31AQI (US)
28AQI (US)
30AQI (US)
34AQI (US)
30AQI (US)
33AQI (US)
35AQI (US)
33AQI (US)
31AQI (US)
34AQI (US)
35AQI (US)
31AQI (US)
29AQI (US)
26AQI (US)
30AQI (US)
33AQI (US)
34AQI (US)
29AQI (US)
25AQI (US)
22AQI (US)
27AQI (US)
27AQI (US)
26AQI (US)
22AQI (US)
28AQI (US)
33AQI (US)
31AQI (US)
28AQI (US)
28AQI (US)
34AQI (US)
32AQI (US)
30AQI (US)
30AQI (US)
25AQI (US)
45AQI (US)
52AQI (US)
57AQI (US)
57AQI (US)
55AQI (US)
50AQI (US)
45AQI (US)
43AQI (US)
51AQI (US)
47AQI (US)
46AQI (US)
29AQI (US)
27AQI (US)
18AQI (US)
18AQI (US)
21AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
24AQI (US)
27AQI (US)
25AQI (US)
22AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
27AQI (US)
27AQI (US)
24AQI (US)
23AQI (US)
25AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
23AQI (US)
28AQI (US)
23AQI (US)
23AQI (US)
21AQI (US)
23AQI (US)
25AQI (US)
26AQI (US)
28AQI (US)
28AQI (US)
26AQI (US)
27AQI (US)
27AQI (US)
29AQI (US)
36AQI (US)
36AQI (US)
35AQI (US)
29AQI (US)
32AQI (US)
27AQI (US)
29AQI (US)
32AQI (US)
30AQI (US)
34AQI (US)
42AQI (US)
43AQI (US)
47AQI (US)
45AQI (US)
36AQI (US)
44AQI (US)
44AQI (US)
42AQI (US)
45AQI (US)
34AQI (US)
30AQI (US)
32AQI (US)
47AQI (US)
49AQI (US)
52AQI (US)
51AQI (US)
45AQI (US)
42AQI (US)
43AQI (US)
48AQI (US)
50AQI (US)
35AQI (US)
41AQI (US)
38AQI (US)
44AQI (US)
46AQI (US)
46AQI (US)
30AQI (US)
28AQI (US)
43AQI (US)
31AQI (US)
24AQI (US)
28AQI (US)
39AQI (US)
48AQI (US)
32AQI (US)
27AQI (US)
26AQI (US)
26AQI (US)
26AQI (US)
26AQI (US)
24AQI (US)
33AQI (US)
29AQI (US)
23AQI (US)
24AQI (US)
27AQI (US)
23AQI (US)
26AQI (US)
28AQI (US)
27AQI (US)
30AQI (US)
25AQI (US)
30AQI (US)
27AQI (US)
27AQI (US)
31AQI (US)
28AQI (US)
30AQI (US)
37AQI (US)
51AQI (US)
37AQI (US)
27AQI (US)
32AQI (US)
25AQI (US)
26AQI (US)
27AQI (US)
31AQI (US)
27AQI (US)
32AQI (US)
29AQI (US)
26AQI (US)
31AQI (US)
30AQI (US)
31AQI (US)
29AQI (US)
27AQI (US)
23AQI (US)
38AQI (US)
29AQI (US)
27AQI (US)
29AQI (US)
23AQI (US)
42AQI (US)
43AQI (US)
37AQI (US)
30AQI (US)
35AQI (US)
25AQI (US)
38AQI (US)
33AQI (US)
30AQI (US)
26AQI (US)
No. of days
202635AQI (US)
Highest AQI (US) recorded in
February43AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202534AQI (US)
Highest AQI (US) recorded in
December44AQI (US)
Lowest AQI (US) recorded in
May21AQI (US)
202429AQI (US)
Highest AQI (US) recorded in
February35AQI (US)
Lowest AQI (US) recorded in
November22AQI (US)
202335AQI (US)
Highest AQI (US) recorded in
June45AQI (US)
Lowest AQI (US) recorded in
November24AQI (US)
202235AQI (US)
Highest AQI (US) recorded in
July51AQI (US)
Lowest AQI (US) recorded in
August19AQI (US)
202132AQI (US)
Highest AQI (US) recorded in
February41AQI (US)
Lowest AQI (US) recorded in
September20AQI (US)
202028AQI (US)
Highest AQI (US) recorded in
November34AQI (US)
Lowest AQI (US) recorded in
October23AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Sorel's annual 2026 AQI (US) (35) shows an average percentage change of 9.6% (worsened AQI (US)) compared to previous years: 2020 (28), 2021 (32), 2022 (35), 2023 (35), 2024 (29), 2025 (34).