Saguenay, Quebec, Canada Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Saguenay, Quebec, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (28th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 25 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 27th Sep - 28th Sep 2026
Saguenay, Quebec, Canada
6 AM27th Sep 2026
7 PM
5 AM28th Sep 2026
48AQI
18AQI
49AQI
16AQI
In the last 24 hours,
Saguenay's AQI reached its highest point of 49 at 7 PM during the Night, while the lowest point, 16, was recorded at 3 AM during the Night between 27th Sep and 28th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Saguenay, Quebec, Canada
15°C11/19°C
14°C8/21°C
15°C7/23°C
16°C10/22°C
16°C15/17°C
17°C13/22°C
16°C14/17°C
15°C11/22°C
16°C9/25°C
14°C8/19°C
11°C5/16°C
14°C9/18°C
12°C9/17°C
14°C5/24°C
15°C12/19°C
9°C6/12°C
10°C4/18°C
14°C9/18°C
10°C5/16°C
9°C5/12°C
7°C3/13°C
7°C5/9°C
7°C4/9°C
7°C2/14°C
9°C2/16°C
11°C6/19°C
13°C8/21°C
13°C8/21°C
13°C9/20°C
11°C8/17°C
31AQI
26AQI
32AQI
27AQI
2026 Days Vs Air Quality
Saguenay, Quebec, Canada
95%
254
5%
14
Total number of days with different AQI categories in last 271 days in 2026 (94 days remaining)
Under WHO’s Safe Air Quality Limits: 95%
Health Risk Level:
Very Low
In 2026, 95% of 271 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, Quebec, Canada
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI (US)
21AQI (US)
18AQI (US)
28AQI (US)
41AQI (US)
50AQI (US)
47AQI (US)
57AQI (US)
43AQI (US)
20AQI (US)
18AQI (US)
12AQI (US)
19AQI (US)
27AQI (US)
17AQI (US)
16AQI (US)
37AQI (US)
23AQI (US)
27AQI (US)
23AQI (US)
28AQI (US)
47AQI (US)
53AQI (US)
49AQI (US)
48AQI (US)
47AQI (US)
40AQI (US)
46AQI (US)
51AQI (US)
48AQI (US)
43AQI (US)
48AQI (US)
50AQI (US)
52AQI (US)
52AQI (US)
49AQI (US)
40AQI (US)
36AQI (US)
45AQI (US)
45AQI (US)
44AQI (US)
41AQI (US)
40AQI (US)
49AQI (US)
36AQI (US)
37AQI (US)
39AQI (US)
42AQI (US)
40AQI (US)
40AQI (US)
39AQI (US)
34AQI (US)
37AQI (US)
36AQI (US)
40AQI (US)
40AQI (US)
34AQI (US)
32AQI (US)
35AQI (US)
36AQI (US)
49AQI (US)
46AQI (US)
45AQI (US)
41AQI (US)
35AQI (US)
42AQI (US)
40AQI (US)
39AQI (US)
34AQI (US)
39AQI (US)
40AQI (US)
38AQI (US)
35AQI (US)
33AQI (US)
35AQI (US)
34AQI (US)
31AQI (US)
34AQI (US)
39AQI (US)
39AQI (US)
36AQI (US)
41AQI (US)
36AQI (US)
33AQI (US)
28AQI (US)
29AQI (US)
33AQI (US)
29AQI (US)
26AQI (US)
23AQI (US)
28AQI (US)
31AQI (US)
27AQI (US)
29AQI (US)
28AQI (US)
27AQI (US)
26AQI (US)
30AQI (US)
27AQI (US)
30AQI (US)
31AQI (US)
27AQI (US)
31AQI (US)
33AQI (US)
33AQI (US)
30AQI (US)
30AQI (US)
32AQI (US)
29AQI (US)
27AQI (US)
23AQI (US)
26AQI (US)
30AQI (US)
33AQI (US)
28AQI (US)
24AQI (US)
22AQI (US)
26AQI (US)
26AQI (US)
25AQI (US)
20AQI (US)
30AQI (US)
34AQI (US)
30AQI (US)
26AQI (US)
26AQI (US)
31AQI (US)
28AQI (US)
25AQI (US)
26AQI (US)
23AQI (US)
45AQI (US)
52AQI (US)
56AQI (US)
57AQI (US)
55AQI (US)
50AQI (US)
44AQI (US)
44AQI (US)
51AQI (US)
47AQI (US)
45AQI (US)
28AQI (US)
27AQI (US)
20AQI (US)
19AQI (US)
23AQI (US)
28AQI (US)
30AQI (US)
28AQI (US)
25AQI (US)
25AQI (US)
26AQI (US)
24AQI (US)
21AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
26AQI (US)
24AQI (US)
23AQI (US)
26AQI (US)
26AQI (US)
28AQI (US)
26AQI (US)
22AQI (US)
21AQI (US)
20AQI (US)
24AQI (US)
23AQI (US)
23AQI (US)
25AQI (US)
26AQI (US)
29AQI (US)
27AQI (US)
38AQI (US)
66AQI (US)
36AQI (US)
39AQI (US)
40AQI (US)
31AQI (US)
29AQI (US)
29AQI (US)
31AQI (US)
28AQI (US)
42AQI (US)
41AQI (US)
27AQI (US)
32AQI (US)
47AQI (US)
45AQI (US)
48AQI (US)
37AQI (US)
32AQI (US)
49AQI (US)
43AQI (US)
39AQI (US)
48AQI (US)
31AQI (US)
28AQI (US)
40AQI (US)
52AQI (US)
51AQI (US)
45AQI (US)
44AQI (US)
43AQI (US)
40AQI (US)
44AQI (US)
40AQI (US)
46AQI (US)
39AQI (US)
38AQI (US)
44AQI (US)
49AQI (US)
44AQI (US)
48AQI (US)
35AQI (US)
27AQI (US)
33AQI (US)
26AQI (US)
29AQI (US)
29AQI (US)
36AQI (US)
57AQI (US)
34AQI (US)
27AQI (US)
32AQI (US)
30AQI (US)
30AQI (US)
26AQI (US)
25AQI (US)
35AQI (US)
26AQI (US)
26AQI (US)
25AQI (US)
30AQI (US)
22AQI (US)
25AQI (US)
25AQI (US)
28AQI (US)
27AQI (US)
25AQI (US)
26AQI (US)
24AQI (US)
26AQI (US)
30AQI (US)
25AQI (US)
27AQI (US)
33AQI (US)
36AQI (US)
36AQI (US)
31AQI (US)
31AQI (US)
28AQI (US)
26AQI (US)
29AQI (US)
30AQI (US)
25AQI (US)
32AQI (US)
27AQI (US)
26AQI (US)
31AQI (US)
31AQI (US)
37AQI (US)
30AQI (US)
28AQI (US)
25AQI (US)
35AQI (US)
41AQI (US)
36AQI (US)
29AQI (US)
35AQI (US)
27AQI (US)
39AQI (US)
33AQI (US)
29AQI (US)
No. of days
202634AQI (US)
Highest AQI (US) recorded in
February41AQI (US)
Lowest AQI (US) recorded in
June27AQI (US)
202529AQI (US)
Highest AQI (US) recorded in
October38AQI (US)
Lowest AQI (US) recorded in
April21AQI (US)
202433AQI (US)
Highest AQI (US) recorded in
August46AQI (US)
Lowest AQI (US) recorded in
November19AQI (US)
202337AQI (US)
Highest AQI (US) recorded in
June63AQI (US)
Lowest AQI (US) recorded in
November28AQI (US)
202230AQI (US)
Highest AQI (US) recorded in
January37AQI (US)
Lowest AQI (US) recorded in
August22AQI (US)
202127AQI (US)
Highest AQI (US) recorded in
August37AQI (US)
Lowest AQI (US) recorded in
September16AQI (US)
202024AQI (US)
Highest AQI (US) recorded in
March29AQI (US)
Lowest AQI (US) recorded in
October18AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Saguenay's annual 2026 AQI (US) (34) shows an average percentage change of 15.5% (worsened AQI (US)) compared to previous years: 2020 (24), 2021 (27), 2022 (30), 2023 (37), 2024 (33), 2025 (29).