Estrie, Sherbrooke, Quebec, Canada Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
June Air Quality Analysis
Estrie, Sherbrooke, Quebec, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (3rd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 25 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Jun - 3rd Jun 2026
Estrie, Sherbrooke, Quebec, Canada
5 AM2nd Jun 2026
8 PM
4 AM3rd Jun 2026
34AQI
14AQI
24AQI
12AQI
In the last 24 hours,
Estrie's AQI reached its highest point of 34 at 11 AM during the Day, while the lowest point, 12, was recorded at 3 AM during the Night between 2nd Jun and 3rd Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Estrie, Sherbrooke, Quebec, Canada
16°C8/26°C
8°C6/9°C
7°C4/11°C
6°C1/10°C
10°C1/21°C
12°C7/19°C
8°C3/11°C
7°C0/12°C
7°C1/13°C
10°C6/13°C
13°C9/18°C
18°C9/27°C
19°C13/25°C
16°C9/27°C
22°C16/27°C
17°C8/21°C
9°C3/16°C
11°C2/21°C
15°C6/24°C
13°C9/17°C
12°C10/15°C
20°C10/29°C
19°C14/23°C
13°C10/15°C
12°C9/16°C
10°C6/15°C
10°C5/17°C
13°C6/20°C
14°C7/22°C
19°C10/29°C
45AQI
28AQI
43AQI
30AQI
2026 Days Vs Air Quality
Estrie, Sherbrooke, Quebec, Canada
91%
138
9%
13
Total number of days with different AQI categories in last 154 days in 2026 (211 days remaining)
Under WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2026, 91% of 154 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
Estrie, Sherbrooke, Quebec, Canada
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
22AQI (US)
35AQI (US)
22AQI (US)
47AQI (US)
43AQI (US)
51AQI (US)
45AQI (US)
33AQI (US)
23AQI (US)
20AQI (US)
16AQI (US)
17AQI (US)
23AQI (US)
29AQI (US)
33AQI (US)
18AQI (US)
35AQI (US)
34AQI (US)
44AQI (US)
19AQI (US)
21AQI (US)
57AQI (US)
60AQI (US)
48AQI (US)
50AQI (US)
47AQI (US)
38AQI (US)
43AQI (US)
48AQI (US)
55AQI (US)
42AQI (US)
48AQI (US)
53AQI (US)
48AQI (US)
46AQI (US)
51AQI (US)
39AQI (US)
38AQI (US)
42AQI (US)
46AQI (US)
45AQI (US)
40AQI (US)
39AQI (US)
46AQI (US)
43AQI (US)
37AQI (US)
43AQI (US)
33AQI (US)
39AQI (US)
41AQI (US)
38AQI (US)
35AQI (US)
36AQI (US)
38AQI (US)
45AQI (US)
44AQI (US)
35AQI (US)
38AQI (US)
38AQI (US)
39AQI (US)
58AQI (US)
44AQI (US)
47AQI (US)
40AQI (US)
31AQI (US)
42AQI (US)
38AQI (US)
38AQI (US)
34AQI (US)
47AQI (US)
40AQI (US)
43AQI (US)
36AQI (US)
33AQI (US)
36AQI (US)
32AQI (US)
31AQI (US)
35AQI (US)
41AQI (US)
40AQI (US)
35AQI (US)
40AQI (US)
36AQI (US)
32AQI (US)
27AQI (US)
29AQI (US)
31AQI (US)
26AQI (US)
26AQI (US)
24AQI (US)
28AQI (US)
30AQI (US)
28AQI (US)
32AQI (US)
30AQI (US)
29AQI (US)
26AQI (US)
31AQI (US)
27AQI (US)
31AQI (US)
30AQI (US)
24AQI (US)
29AQI (US)
32AQI (US)
33AQI (US)
30AQI (US)
29AQI (US)
33AQI (US)
28AQI (US)
27AQI (US)
23AQI (US)
25AQI (US)
28AQI (US)
32AQI (US)
27AQI (US)
24AQI (US)
23AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
21AQI (US)
34AQI (US)
37AQI (US)
29AQI (US)
25AQI (US)
27AQI (US)
31AQI (US)
27AQI (US)
25AQI (US)
27AQI (US)
22AQI (US)
46AQI (US)
53AQI (US)
56AQI (US)
57AQI (US)
55AQI (US)
51AQI (US)
44AQI (US)
44AQI (US)
51AQI (US)
48AQI (US)
46AQI (US)
29AQI (US)
27AQI (US)
21AQI (US)
21AQI (US)
21AQI (US)
27AQI (US)
27AQI (US)
26AQI (US)
25AQI (US)
36AQI (US)
42AQI (US)
36AQI (US)
28AQI (US)
35AQI (US)
26AQI (US)
No. of days
202635AQI (US)
Highest AQI (US) recorded in
February42AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202530AQI (US)
Highest AQI (US) recorded in
July40AQI (US)
Lowest AQI (US) recorded in
April18AQI (US)
202426AQI (US)
Highest AQI (US) recorded in
August36AQI (US)
Lowest AQI (US) recorded in
November22AQI (US)
202330AQI (US)
Highest AQI (US) recorded in
July45AQI (US)
Lowest AQI (US) recorded in
January22AQI (US)
202224AQI (US)
Highest AQI (US) recorded in
July32AQI (US)
Lowest AQI (US) recorded in
September19AQI (US)
202127AQI (US)
Highest AQI (US) recorded in
August40AQI (US)
Lowest AQI (US) recorded in
September21AQI (US)
202024AQI (US)
Highest AQI (US) recorded in
March26AQI (US)
Lowest AQI (US) recorded in
October20AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Estrie's annual 2026 AQI (US) (35) shows an average percentage change of 31.5% (worsened AQI (US)) compared to previous years: 2020 (24), 2021 (27), 2022 (24), 2023 (30), 2024 (26), 2025 (30).