Mont Laurier, 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
Mont Laurier, Quebec, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 35 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Aug - 2nd Aug 2025
Mont Laurier, Quebec, Canada
5 AM1st Aug 2025
8 PM
4 AM2nd Aug 2025
43AQI
29AQI
47AQI
28AQI
In the last 24 hours,
Mont Laurier's AQI reached its highest point of 47 at 1 AM during the Night, while the lowest point, 28, was recorded at 3 AM during the Night between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Mont Laurier, Quebec, Canada
18°C12/22°C
18°C12/24°C
20°C13/25°C
22°C17/30°C
15°C13/18°C
20°C14/26°C
21°C15/26°C
21°C16/26°C
22°C12/29°C
25°C16/31°C
24°C22/27°C
24°C19/29°C
24°C19/28°C
26°C19/32°C
20°C14/26°C
17°C9/24°C
20°C15/24°C
18°C14/22°C
15°C10/18°C
15°C4/22°C
18°C12/23°C
23°C18/29°C
23°C18/27°C
22°C12/29°C
24°C18/29°C
24°C14/31°C
21°C15/24°C
20°C17/24°C
16°C10/20°C
16°C8/22°C
--°C/°C
41AQI
41AQI
39AQI
39AQI
2025 Days Vs Air Quality
Mont Laurier, Quebec, Canada
94%
201
6%
12
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% of 214 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
Mont Laurier, Quebec, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
19AQI
20AQI
21AQI
21AQI
22AQI
21AQI
21AQI
21AQI
22AQI
28AQI
27AQI
27AQI
39AQI
23AQI
22AQI
27AQI
37AQI
29AQI
23AQI
21AQI
30AQI
35AQI
30AQI
29AQI
32AQI
35AQI
25AQI
27AQI
25AQI
25AQI
35AQI
28AQI
26AQI
34AQI
24AQI
24AQI
28AQI
27AQI
25AQI
24AQI
24AQI
27AQI
31AQI
22AQI
22AQI
24AQI
25AQI
22AQI
21AQI
20AQI
21AQI
25AQI
32AQI
39AQI
37AQI
34AQI
28AQI
27AQI
25AQI
25AQI
22AQI
28AQI
41AQI
27AQI
20AQI
27AQI
28AQI
27AQI
25AQI
29AQI
24AQI
23AQI
38AQI
48AQI
30AQI
18AQI
19AQI
25AQI
29AQI
19AQI
21AQI
19AQI
19AQI
20AQI
20AQI
19AQI
18AQI
16AQI
18AQI
18AQI
16AQI
18AQI
17AQI
17AQI
18AQI
16AQI
17AQI
18AQI
17AQI
20AQI
22AQI
22AQI
19AQI
23AQI
18AQI
14AQI
16AQI
22AQI
25AQI
15AQI
15AQI
15AQI
12AQI
18AQI
18AQI
14AQI
11AQI
17AQI
22AQI
13AQI
16AQI
18AQI
13AQI
18AQI
15AQI
19AQI
17AQI
14AQI
15AQI
15AQI
14AQI
19AQI
24AQI
24AQI
24AQI
25AQI
25AQI
14AQI
12AQI
13AQI
14AQI
13AQI
11AQI
11AQI
13AQI
18AQI
20AQI
24AQI
22AQI
21AQI
20AQI
12AQI
15AQI
26AQI
46AQI
54AQI
56AQI
69AQI
58AQI
57AQI
47AQI
48AQI
50AQI
25AQI
22AQI
25AQI
31AQI
33AQI
24AQI
29AQI
19AQI
25AQI
27AQI
41AQI
44AQI
37AQI
28AQI
24AQI
22AQI
21AQI
28AQI
30AQI
29AQI
34AQI
27AQI
28AQI
39AQI
34AQI
27AQI
29AQI
31AQI
34AQI
40AQI
38AQI
49AQI
63AQI
63AQI
47AQI
27AQI
41AQI
38AQI
25AQI
19AQI
23AQI
31AQI
37AQI
56AQI
58AQI
57AQI
51AQI
61AQI
49AQI
35AQI
26AQI
27AQI
25AQI
18AQI
17AQI
35AQI
39AQI
35AQI
No. of days
202527AQI
Highest AQI recorded in
July39AQI
Lowest AQI recorded in
May17AQI
202422AQI
Highest AQI recorded in
August31AQI
Lowest AQI recorded in
November16AQI
202329AQI
Highest AQI recorded in
June64AQI
Lowest AQI recorded in
November20AQI
202223AQI
Highest AQI recorded in
July28AQI
Lowest AQI recorded in
August14AQI
202125AQI
Highest AQI recorded in
August41AQI
Lowest AQI recorded in
September15AQI
202021AQI
Highest AQI recorded in
November25AQI
Lowest AQI recorded in
October16AQI
Most & Least Polluted Years Over the Last 6 Years
Mont Laurier's annual 2025 AQI (27) shows an average percentage change of 13.7% (worsened AQI) compared to previous years: 2020 (21), 2021 (25), 2022 (23), 2023 (29), 2024 (22).