Coquitlam, British Columbia, Canada Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
November Air Quality Analysis
Coquitlam, British Columbia, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (27th November ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 18 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 27th Nov - 28th Nov 2025
Coquitlam, British Columbia, Canada
7 AM27th Nov 2025
4 PM
6 AM28th Nov 2025
21AQI
11AQI
28AQI
11AQI
In the last 24 hours,
Coquitlam's AQI reached its highest point of 28 at 12 AM during the Night, while the lowest point, 11, was recorded at 8 PM during the Night between 27th Nov and 28th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Coquitlam, British Columbia, Canada
9°C6/13°C
10°C6/14°C
9°C7/9°C
10°C7/14°C
7°C4/11°C
9°C6/15°C
8°C3/14°C
12°C9/14°C
10°C9/12°C
9°C7/13°C
9°C5/16°C
13°C9/19°C
11°C6/13°C
8°C5/13°C
10°C6/14°C
10°C5/12°C
7°C5/9°C
10°C7/12°C
10°C7/13°C
9°C7/9°C
6°C4/8°C
6°C2/12°C
8°C5/10°C
7°C5/8°C
10°C9/11°C
8°C4/10°C
4°C1/7°C
6°C5/7°C
8°C6/11°C
9°C6/12°C
--°C/°C
23AQI
21AQI
24AQI
20AQI
2025 Days Vs Air Quality
Coquitlam, British Columbia, Canada
95%
234
5%
13
Total number of days with different AQI categories in last 332 days in 2025 (33 days remaining)
Under WHO’s Safe Air Quality Limits: 95%
Health Risk Level:
Very Low
In 2025, 95% of 332 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
Coquitlam, British Columbia, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
18AQI
17AQI
16AQI
16AQI
18AQI
18AQI
20AQI
22AQI
24AQI
28AQI
22AQI
25AQI
17AQI
16AQI
15AQI
15AQI
17AQI
20AQI
19AQI
24AQI
23AQI
23AQI
18AQI
21AQI
20AQI
18AQI
16AQI
19AQI
22AQI
26AQI
33AQI
37AQI
39AQI
31AQI
20AQI
22AQI
27AQI
31AQI
16AQI
17AQI
19AQI
23AQI
25AQI
19AQI
22AQI
26AQI
23AQI
23AQI
24AQI
25AQI
23AQI
19AQI
19AQI
14AQI
18AQI
12AQI
14AQI
20AQI
20AQI
21AQI
23AQI
18AQI
18AQI
25AQI
19AQI
19AQI
21AQI
18AQI
20AQI
24AQI
20AQI
24AQI
19AQI
20AQI
26AQI
26AQI
29AQI
33AQI
40AQI
34AQI
26AQI
27AQI
26AQI
20AQI
19AQI
16AQI
20AQI
21AQI
21AQI
27AQI
37AQI
36AQI
28AQI
19AQI
16AQI
20AQI
26AQI
24AQI
20AQI
19AQI
21AQI
21AQI
24AQI
24AQI
22AQI
17AQI
17AQI
23AQI
22AQI
22AQI
17AQI
20AQI
30AQI
38AQI
40AQI
29AQI
27AQI
32AQI
31AQI
33AQI
33AQI
23AQI
23AQI
28AQI
29AQI
32AQI
36AQI
33AQI
24AQI
21AQI
28AQI
45AQI
49AQI
44AQI
17AQI
20AQI
27AQI
32AQI
28AQI
27AQI
20AQI
23AQI
37AQI
13AQI
17AQI
18AQI
24AQI
24AQI
24AQI
28AQI
31AQI
52AQI
56AQI
58AQI
57AQI
57AQI
59AQI
48AQI
51AQI
51AQI
48AQI
74AQI
79AQI
87AQI
83AQI
51AQI
34AQI
46AQI
47AQI
38AQI
32AQI
31AQI
34AQI
21AQI
28AQI
50AQI
29AQI
32AQI
41AQI
39AQI
23AQI
28AQI
40AQI
24AQI
18AQI
14AQI
24AQI
20AQI
14AQI
11AQI
10AQI
23AQI
40AQI
22AQI
12AQI
20AQI
30AQI
34AQI
46AQI
38AQI
26AQI
12AQI
13AQI
23AQI
25AQI
24AQI
27AQI
22AQI
22AQI
28AQI
26AQI
29AQI
26AQI
14AQI
15AQI
18AQI
16AQI
28AQI
22AQI
24AQI
22AQI
20AQI
20AQI
25AQI
18AQI
17AQI
26AQI
21AQI
22AQI
23AQI
22AQI
24AQI
26AQI
29AQI
28AQI
25AQI
22AQI
35AQI
17AQI
18AQI
24AQI
17AQI
20AQI
21AQI
14AQI
16AQI
18AQI
17AQI
22AQI
21AQI
25AQI
26AQI
34AQI
39AQI
23AQI
22AQI
No. of days
202526AQI
Highest AQI recorded in
September39AQI
Lowest AQI recorded in
March17AQI
Most & Least Polluted Years Over the Last 1 Years
Coquitlam's annual 2025 AQI (26) shows an average percentage change of NaN% (improved AQI) compared to previous years: .