Sherbrooke, Quebec, 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
Sherbrooke, Quebec, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 38 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Sherbrooke, Quebec, Canada
5 AM2nd Aug 2025
8 PM
4 AM3rd Aug 2025
68AQI
21AQI
87AQI
39AQI
In the last 24 hours,
Sherbrooke's AQI reached its highest point of 87 at 3 AM during the Night, while the lowest point, 21, was recorded at 1 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Sherbrooke, Quebec, Canada
18°C12/24°C
20°C12/26°C
25°C18/34°C
24°C19/34°C
21°C16/27°C
21°C14/29°C
21°C14/25°C
22°C16/30°C
23°C14/32°C
24°C20/30°C
24°C21/28°C
24°C16/32°C
26°C19/33°C
25°C21/30°C
18°C12/25°C
19°C11/28°C
19°C15/23°C
16°C10/19°C
16°C8/22°C
19°C10/25°C
25°C15/33°C
23°C18/29°C
20°C7/30°C
21°C16/26°C
24°C18/31°C
23°C18/27°C
21°C14/29°C
18°C14/21°C
15°C5/22°C
17°C4/27°C
--°C/°C
39AQI
39AQI
40AQI
40AQI
2025 Days Vs Air Quality
Sherbrooke, Quebec, Canada
93%
199
7%
15
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 93%
Health Risk Level:
Very Low
In 2025, 93% of 215 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
Sherbrooke, Quebec, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
20AQI
19AQI
19AQI
20AQI
22AQI
24AQI
20AQI
20AQI
20AQI
24AQI
30AQI
44AQI
41AQI
26AQI
22AQI
26AQI
38AQI
32AQI
21AQI
22AQI
34AQI
48AQI
34AQI
44AQI
43AQI
32AQI
26AQI
27AQI
26AQI
26AQI
36AQI
25AQI
36AQI
40AQI
24AQI
25AQI
32AQI
29AQI
25AQI
25AQI
25AQI
29AQI
38AQI
24AQI
22AQI
24AQI
24AQI
20AQI
18AQI
19AQI
24AQI
21AQI
22AQI
43AQI
35AQI
41AQI
32AQI
27AQI
24AQI
24AQI
23AQI
32AQI
30AQI
38AQI
21AQI
24AQI
27AQI
26AQI
23AQI
28AQI
24AQI
26AQI
25AQI
36AQI
31AQI
16AQI
21AQI
26AQI
17AQI
15AQI
18AQI
17AQI
19AQI
19AQI
20AQI
21AQI
22AQI
20AQI
23AQI
19AQI
17AQI
18AQI
17AQI
18AQI
18AQI
18AQI
19AQI
20AQI
17AQI
23AQI
27AQI
21AQI
20AQI
27AQI
21AQI
14AQI
17AQI
19AQI
23AQI
15AQI
14AQI
14AQI
12AQI
14AQI
17AQI
15AQI
12AQI
18AQI
17AQI
15AQI
20AQI
20AQI
17AQI
20AQI
17AQI
16AQI
15AQI
19AQI
16AQI
17AQI
18AQI
21AQI
25AQI
26AQI
28AQI
28AQI
24AQI
16AQI
12AQI
14AQI
16AQI
14AQI
11AQI
11AQI
15AQI
20AQI
23AQI
25AQI
26AQI
23AQI
24AQI
13AQI
17AQI
25AQI
42AQI
52AQI
52AQI
60AQI
62AQI
61AQI
48AQI
51AQI
60AQI
35AQI
29AQI
31AQI
31AQI
37AQI
25AQI
29AQI
25AQI
30AQI
30AQI
36AQI
47AQI
44AQI
32AQI
27AQI
24AQI
25AQI
28AQI
30AQI
29AQI
37AQI
35AQI
30AQI
34AQI
41AQI
28AQI
29AQI
33AQI
32AQI
39AQI
38AQI
35AQI
45AQI
56AQI
54AQI
29AQI
27AQI
32AQI
34AQI
20AQI
20AQI
27AQI
41AQI
54AQI
62AQI
55AQI
56AQI
60AQI
54AQI
25AQI
38AQI
29AQI
28AQI
24AQI
18AQI
19AQI
37AQI
39AQI
32AQI
No. of days
202528AQI
Highest AQI recorded in
July39AQI
Lowest AQI recorded in
April18AQI
202427AQI
Highest AQI recorded in
August37AQI
Lowest AQI recorded in
November22AQI
202332AQI
Highest AQI recorded in
July49AQI
Lowest AQI recorded in
January22AQI
202225AQI
Highest AQI recorded in
January36AQI
Lowest AQI recorded in
September19AQI
202130AQI
Highest AQI recorded in
August41AQI
Lowest AQI recorded in
September22AQI
202025AQI
Highest AQI recorded in
December29AQI
Lowest AQI recorded in
October19AQI
Most & Least Polluted Years Over the Last 6 Years
Sherbrooke's annual 2025 AQI (28) shows an average percentage change of -0.4% (improved AQI) compared to previous years: 2020 (25), 2021 (30), 2022 (25), 2023 (32), 2024 (27).