Auclair, Quebec, Canada Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Auclair, Quebec, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (7th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 47 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 7th Oct - 8th Oct 2025
Auclair, Quebec, Canada
6 AM7th Oct 2025
6 PM
5 AM8th Oct 2025
54AQI
44AQI
41AQI
8AQI
In the last 24 hours,
Auclair's AQI reached its highest point of 54 at 10 AM during the Day, while the lowest point, undefined, was recorded at 6 AM during the Day between 7th Oct and 8th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Auclair, Quebec, Canada
11°C8/15°C
11°C2/17°C
15°C6/22°C
13°C9/17°C
11°C3/17°C
13°C5/20°C
12°C8/16°C
13°C4/20°C
14°C4/22°C
17°C8/24°C
18°C13/24°C
10°C5/12°C
7°C2/13°C
9°C1/18°C
14°C4/23°C
14°C10/19°C
11°C5/17°C
12°C5/19°C
14°C9/18°C
10°C6/15°C
11°C4/19°C
12°C8/18°C
8°C5/12°C
7°C4/11°C
6°C-1/16°C
12°C5/21°C
12°C9/16°C
16°C8/25°C
20°C14/27°C
20°C14/26°C
--°C/°C
25AQI
19AQI
23AQI
20AQI
2025 Days Vs Air Quality
Auclair, Quebec, Canada
86%
168
14%
27
Total number of days with different AQI categories in last 281 days in 2025 (84 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2025, 86% of 281 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Auclair, Quebec, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
18AQI
19AQI
16AQI
21AQI
20AQI
15AQI
17AQI
16AQI
18AQI
15AQI
13AQI
14AQI
16AQI
15AQI
18AQI
18AQI
21AQI
24AQI
24AQI
19AQI
25AQI
28AQI
24AQI
16AQI
20AQI
12AQI
12AQI
11AQI
15AQI
16AQI
13AQI
10AQI
13AQI
18AQI
14AQI
15AQI
16AQI
17AQI
19AQI
14AQI
16AQI
15AQI
14AQI
14AQI
14AQI
14AQI
16AQI
15AQI
24AQI
26AQI
28AQI
20AQI
13AQI
12AQI
12AQI
13AQI
13AQI
13AQI
10AQI
11AQI
16AQI
23AQI
26AQI
30AQI
33AQI
30AQI
22AQI
25AQI
49AQI
44AQI
52AQI
58AQI
63AQI
52AQI
49AQI
54AQI
44AQI
51AQI
22AQI
21AQI
23AQI
28AQI
34AQI
30AQI
31AQI
19AQI
20AQI
21AQI
31AQI
36AQI
29AQI
19AQI
19AQI
21AQI
17AQI
29AQI
35AQI
32AQI
45AQI
32AQI
26AQI
35AQI
39AQI
24AQI
25AQI
29AQI
30AQI
58AQI
61AQI
52AQI
59AQI
61AQI
57AQI
28AQI
41AQI
53AQI
32AQI
20AQI
27AQI
32AQI
42AQI
56AQI
58AQI
58AQI
57AQI
74AQI
53AQI
34AQI
49AQI
89AQI
67AQI
33AQI
30AQI
39AQI
43AQI
59AQI
61AQI
64AQI
56AQI
53AQI
30AQI
20AQI
23AQI
33AQI
14AQI
15AQI
16AQI
18AQI
22AQI
26AQI
27AQI
20AQI
17AQI
16AQI
19AQI
20AQI
17AQI
20AQI
26AQI
29AQI
29AQI
21AQI
21AQI
21AQI
20AQI
17AQI
18AQI
19AQI
20AQI
17AQI
18AQI
20AQI
21AQI
23AQI
30AQI
26AQI
17AQI
14AQI
16AQI
16AQI
19AQI
16AQI
18AQI
14AQI
20AQI
22AQI
20AQI
20AQI
20AQI
28AQI
31AQI
32AQI
41AQI
57AQI
47AQI
19AQI
17AQI
18AQI
34AQI
43AQI
34AQI
20AQI
37AQI
No. of days
202528AQI
Highest AQI recorded in
July43AQI
Lowest AQI recorded in
April17AQI
Most & Least Polluted Years Over the Last 1 Years
Auclair's annual 2025 AQI (28) shows an average percentage change of NaN% (improved AQI) compared to previous years: .