Saguenay Sainte Thacrase Sector, Saguenay, 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
Saguenay Sainte Thacrase Sector, Saguenay, Quebec, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 58 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Saguenay Sainte Thacrase Sector, Saguenay, Quebec, Canada
5 AM4th Aug 2025
8 PM
4 AM5th Aug 2025
74AQI
29AQI
52AQI
29AQI
In the last 24 hours,
Saguenay Sainte Thacrase Sector's AQI reached its highest point of 74 at 5 AM during the Day, while the lowest point, 29, was recorded at 4 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Saguenay Sainte Thacrase Sector, Saguenay, Quebec, Canada
20°C16/22°C
15°C10/22°C
17°C6/25°C
20°C10/28°C
19°C14/23°C
20°C16/25°C
22°C13/31°C
25°C19/33°C
26°C21/32°C
23°C18/27°C
25°C18/34°C
17°C14/19°C
18°C11/25°C
21°C15/25°C
17°C14/20°C
14°C11/18°C
16°C9/24°C
19°C12/25°C
21°C19/23°C
21°C17/26°C
20°C9/27°C
24°C20/32°C
21°C17/25°C
19°C15/26°C
18°C15/24°C
15°C10/20°C
15°C6/23°C
16°C10/24°C
19°C14/26°C
16°C13/19°C
--°C/°C
37AQI
37AQI
38AQI
36AQI
2025 Days Vs Air Quality
Saguenay Sainte Thacrase Sector, Saguenay, Quebec, Canada
95%
205
5%
11
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 95%
Health Risk Level:
Very Low
In 2025, 95% of 217 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
Saguenay Sainte Thacrase Sector, Saguenay, Quebec, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
35AQI
23AQI
24AQI
22AQI
25AQI
23AQI
21AQI
22AQI
21AQI
23AQI
30AQI
25AQI
31AQI
36AQI
22AQI
24AQI
37AQI
49AQI
31AQI
26AQI
43AQI
60AQI
43AQI
37AQI
40AQI
36AQI
34AQI
31AQI
42AQI
26AQI
35AQI
26AQI
29AQI
32AQI
22AQI
22AQI
28AQI
28AQI
27AQI
31AQI
27AQI
31AQI
32AQI
30AQI
23AQI
25AQI
34AQI
20AQI
19AQI
20AQI
21AQI
22AQI
26AQI
29AQI
35AQI
27AQI
25AQI
31AQI
25AQI
28AQI
21AQI
27AQI
37AQI
45AQI
23AQI
21AQI
24AQI
27AQI
25AQI
28AQI
21AQI
24AQI
20AQI
37AQI
37AQI
16AQI
16AQI
20AQI
40AQI
21AQI
20AQI
16AQI
25AQI
25AQI
24AQI
18AQI
18AQI
20AQI
22AQI
29AQI
17AQI
17AQI
23AQI
31AQI
29AQI
25AQI
28AQI
31AQI
16AQI
22AQI
23AQI
28AQI
25AQI
25AQI
29AQI
20AQI
15AQI
19AQI
24AQI
16AQI
14AQI
22AQI
12AQI
14AQI
19AQI
19AQI
12AQI
18AQI
23AQI
15AQI
17AQI
26AQI
16AQI
19AQI
18AQI
29AQI
19AQI
14AQI
22AQI
19AQI
13AQI
16AQI
20AQI
30AQI
26AQI
30AQI
33AQI
16AQI
12AQI
11AQI
26AQI
27AQI
22AQI
13AQI
16AQI
20AQI
25AQI
28AQI
35AQI
23AQI
26AQI
12AQI
14AQI
25AQI
35AQI
37AQI
46AQI
56AQI
35AQI
53AQI
54AQI
45AQI
43AQI
22AQI
21AQI
25AQI
31AQI
35AQI
28AQI
28AQI
20AQI
22AQI
24AQI
32AQI
34AQI
28AQI
20AQI
23AQI
27AQI
27AQI
26AQI
30AQI
24AQI
27AQI
23AQI
28AQI
28AQI
26AQI
24AQI
25AQI
24AQI
32AQI
37AQI
39AQI
34AQI
37AQI
46AQI
40AQI
25AQI
33AQI
45AQI
20AQI
16AQI
25AQI
26AQI
34AQI
53AQI
61AQI
54AQI
56AQI
61AQI
27AQI
21AQI
34AQI
81AQI
58AQI
32AQI
27AQI
25AQI
21AQI
22AQI
31AQI
34AQI
49AQI
No. of days
202528AQI
Highest AQI recorded in
August49AQI
Lowest AQI recorded in
April21AQI
202440AQI
Highest AQI recorded in
August58AQI
Lowest AQI recorded in
November17AQI
202342AQI
Highest AQI recorded in
June70AQI
Lowest AQI recorded in
May32AQI
202234AQI
Highest AQI recorded in
December39AQI
Lowest AQI recorded in
August19AQI
202128AQI
Highest AQI recorded in
August37AQI
Lowest AQI recorded in
September16AQI
202029AQI
Highest AQI recorded in
December36AQI
Lowest AQI recorded in
September22AQI
Most & Least Polluted Years Over the Last 6 Years
Saguenay Sainte Thacrase Sector's annual 2025 AQI (28) shows an average percentage change of -17.7% (improved AQI) compared to previous years: 2020 (29), 2021 (28), 2022 (34), 2023 (42), 2024 (40).