Barracks 17, Mont Royal, 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
Barracks 17, Mont Royal, Quebec, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (4th June):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 23 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Jun - 4th Jun 2026
Barracks 17, Mont Royal, Quebec, Canada
5 AM3rd Jun 2026
8 PM
4 AM4th Jun 2026
32AQI
12AQI
27AQI
21AQI
In the last 24 hours,
Barracks 17's AQI reached its highest point of 32 at 5 AM during the Day, while the lowest point, 12, was recorded at 6 AM during the Day between 3rd Jun and 4th Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Barracks 17, Mont Royal, Quebec, Canada
9°C6/11°C
9°C6/13°C
9°C6/12°C
12°C3/21°C
12°C8/16°C
9°C5/12°C
9°C2/14°C
8°C5/13°C
10°C7/12°C
14°C10/18°C
17°C9/27°C
18°C13/26°C
14°C9/20°C
21°C14/28°C
17°C9/19°C
10°C5/16°C
13°C4/22°C
16°C7/25°C
12°C11/13°C
15°C12/21°C
21°C12/32°C
20°C15/24°C
15°C11/19°C
13°C10/19°C
13°C8/20°C
13°C9/20°C
15°C8/24°C
17°C9/26°C
21°C12/30°C
23°C14/31°C
44AQI
28AQI
41AQI
29AQI
2026 Days Vs Air Quality
Barracks 17, Mont Royal, Quebec, Canada
91%
139
9%
13
Total number of days with different AQI categories in last 155 days in 2026 (210 days remaining)
Under WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2026, 91% of 155 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
Barracks 17, Mont Royal, Quebec, Canada
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
14AQI (US)
30AQI (US)
16AQI (US)
54AQI (US)
40AQI (US)
55AQI (US)
54AQI (US)
60AQI (US)
40AQI (US)
14AQI (US)
14AQI (US)
15AQI (US)
45AQI (US)
36AQI (US)
29AQI (US)
11AQI (US)
35AQI (US)
30AQI (US)
44AQI (US)
18AQI (US)
19AQI (US)
49AQI (US)
54AQI (US)
48AQI (US)
47AQI (US)
48AQI (US)
44AQI (US)
47AQI (US)
52AQI (US)
49AQI (US)
45AQI (US)
47AQI (US)
49AQI (US)
50AQI (US)
54AQI (US)
50AQI (US)
41AQI (US)
39AQI (US)
45AQI (US)
46AQI (US)
46AQI (US)
47AQI (US)
43AQI (US)
51AQI (US)
49AQI (US)
42AQI (US)
44AQI (US)
45AQI (US)
44AQI (US)
40AQI (US)
42AQI (US)
35AQI (US)
35AQI (US)
39AQI (US)
43AQI (US)
42AQI (US)
35AQI (US)
35AQI (US)
38AQI (US)
41AQI (US)
53AQI (US)
47AQI (US)
45AQI (US)
42AQI (US)
38AQI (US)
40AQI (US)
39AQI (US)
41AQI (US)
34AQI (US)
44AQI (US)
42AQI (US)
41AQI (US)
37AQI (US)
36AQI (US)
37AQI (US)
35AQI (US)
32AQI (US)
32AQI (US)
36AQI (US)
36AQI (US)
35AQI (US)
40AQI (US)
35AQI (US)
33AQI (US)
29AQI (US)
30AQI (US)
35AQI (US)
31AQI (US)
28AQI (US)
25AQI (US)
32AQI (US)
33AQI (US)
27AQI (US)
31AQI (US)
29AQI (US)
28AQI (US)
26AQI (US)
31AQI (US)
28AQI (US)
30AQI (US)
33AQI (US)
28AQI (US)
33AQI (US)
33AQI (US)
34AQI (US)
30AQI (US)
34AQI (US)
32AQI (US)
30AQI (US)
27AQI (US)
23AQI (US)
27AQI (US)
31AQI (US)
33AQI (US)
29AQI (US)
25AQI (US)
23AQI (US)
26AQI (US)
27AQI (US)
24AQI (US)
20AQI (US)
29AQI (US)
33AQI (US)
31AQI (US)
28AQI (US)
27AQI (US)
33AQI (US)
31AQI (US)
28AQI (US)
28AQI (US)
24AQI (US)
45AQI (US)
53AQI (US)
57AQI (US)
57AQI (US)
55AQI (US)
49AQI (US)
44AQI (US)
43AQI (US)
50AQI (US)
47AQI (US)
45AQI (US)
28AQI (US)
25AQI (US)
20AQI (US)
19AQI (US)
20AQI (US)
26AQI (US)
26AQI (US)
24AQI (US)
22AQI (US)
23AQI (US)
37AQI (US)
43AQI (US)
37AQI (US)
30AQI (US)
35AQI (US)
24AQI (US)
No. of days
202636AQI (US)
Highest AQI (US) recorded in
February43AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202532AQI (US)
Highest AQI (US) recorded in
July39AQI (US)
Lowest AQI (US) recorded in
May24AQI (US)
202433AQI (US)
Highest AQI (US) recorded in
August42AQI (US)
Lowest AQI (US) recorded in
November25AQI (US)
202336AQI (US)
Highest AQI (US) recorded in
June53AQI (US)
Lowest AQI (US) recorded in
November29AQI (US)
202231AQI (US)
Highest AQI (US) recorded in
January42AQI (US)
Lowest AQI (US) recorded in
August17AQI (US)
202132AQI (US)
Highest AQI (US) recorded in
June44AQI (US)
Lowest AQI (US) recorded in
September21AQI (US)
202028AQI (US)
Highest AQI (US) recorded in
November35AQI (US)
Lowest AQI (US) recorded in
October24AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Barracks 17's annual 2026 AQI (US) (36) shows an average percentage change of 13.1% (worsened AQI (US)) compared to previous years: 2020 (28), 2021 (32), 2022 (31), 2023 (36), 2024 (33), 2025 (32).