Thompson, Manitoba, 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
Thompson, Manitoba, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (29th September):
On this day, AQI across the 3 years varied significantly: 2026 ranks 1st highest AQI at 42 of Good air quality on the same day.
Day & Night AQI Trend: 28th Sep - 29th Sep 2026
Thompson, Manitoba, Canada
7 AM28th Sep 2026
7 PM
6 AM29th Sep 2026
58AQI
20AQI
55AQI
18AQI
In the last 24 hours,
Thompson's AQI reached its highest point of 58 at 2 PM during the Day, while the lowest point, 18, was recorded at 8 PM during the Night between 28th Sep and 29th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Thompson, Manitoba, Canada
16°C14/20°C
16°C15/19°C
18°C14/22°C
18°C15/22°C
19°C12/25°C
14°C7/20°C
10°C5/15°C
11°C6/17°C
8°C6/11°C
9°C4/15°C
11°C7/15°C
11°C8/14°C
5°C3/8°C
9°C4/14°C
11°C7/16°C
4°C1/8°C
6°C2/12°C
5°C1/10°C
11°C6/17°C
9°C6/12°C
10°C5/15°C
14°C10/20°C
14°C11/20°C
15°C11/20°C
14°C12/17°C
15°C10/20°C
15°C13/16°C
11°C6/14°C
12°C7/17°C
11°C7/16°C
40AQI
35AQI
41AQI
38AQI
2026 Days Vs Air Quality
Thompson, Manitoba, Canada
86%
232
13%
36
0.3%
1
Total number of days with different AQI categories in last 272 days in 2026 (93 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2026, 86% of 272 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
Thompson, Manitoba, Canada
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
15AQI (US)
15AQI (US)
20AQI (US)
19AQI (US)
30AQI (US)
28AQI (US)
31AQI (US)
44AQI (US)
40AQI (US)
27AQI (US)
26AQI (US)
19AQI (US)
17AQI (US)
15AQI (US)
16AQI (US)
12AQI (US)
17AQI (US)
13AQI (US)
18AQI (US)
19AQI (US)
15AQI (US)
51AQI (US)
57AQI (US)
55AQI (US)
49AQI (US)
45AQI (US)
35AQI (US)
41AQI (US)
46AQI (US)
46AQI (US)
39AQI (US)
50AQI (US)
48AQI (US)
47AQI (US)
46AQI (US)
48AQI (US)
45AQI (US)
38AQI (US)
39AQI (US)
44AQI (US)
45AQI (US)
39AQI (US)
52AQI (US)
48AQI (US)
39AQI (US)
44AQI (US)
36AQI (US)
37AQI (US)
41AQI (US)
41AQI (US)
35AQI (US)
35AQI (US)
32AQI (US)
33AQI (US)
37AQI (US)
36AQI (US)
34AQI (US)
31AQI (US)
31AQI (US)
35AQI (US)
46AQI (US)
42AQI (US)
45AQI (US)
44AQI (US)
32AQI (US)
38AQI (US)
38AQI (US)
38AQI (US)
33AQI (US)
43AQI (US)
40AQI (US)
39AQI (US)
34AQI (US)
30AQI (US)
32AQI (US)
33AQI (US)
32AQI (US)
36AQI (US)
40AQI (US)
39AQI (US)
33AQI (US)
38AQI (US)
35AQI (US)
32AQI (US)
27AQI (US)
27AQI (US)
30AQI (US)
31AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
29AQI (US)
26AQI (US)
28AQI (US)
27AQI (US)
26AQI (US)
27AQI (US)
31AQI (US)
26AQI (US)
30AQI (US)
30AQI (US)
32AQI (US)
34AQI (US)
32AQI (US)
33AQI (US)
30AQI (US)
28AQI (US)
31AQI (US)
26AQI (US)
27AQI (US)
24AQI (US)
25AQI (US)
28AQI (US)
31AQI (US)
26AQI (US)
24AQI (US)
24AQI (US)
25AQI (US)
29AQI (US)
24AQI (US)
23AQI (US)
30AQI (US)
31AQI (US)
24AQI (US)
25AQI (US)
26AQI (US)
28AQI (US)
27AQI (US)
26AQI (US)
25AQI (US)
27AQI (US)
67AQI (US)
45AQI (US)
54AQI (US)
57AQI (US)
56AQI (US)
50AQI (US)
42AQI (US)
44AQI (US)
44AQI (US)
41AQI (US)
43AQI (US)
28AQI (US)
26AQI (US)
20AQI (US)
25AQI (US)
29AQI (US)
28AQI (US)
36AQI (US)
31AQI (US)
25AQI (US)
30AQI (US)
31AQI (US)
24AQI (US)
24AQI (US)
25AQI (US)
26AQI (US)
23AQI (US)
26AQI (US)
25AQI (US)
21AQI (US)
20AQI (US)
23AQI (US)
25AQI (US)
25AQI (US)
25AQI (US)
21AQI (US)
21AQI (US)
17AQI (US)
19AQI (US)
18AQI (US)
21AQI (US)
26AQI (US)
25AQI (US)
30AQI (US)
31AQI (US)
29AQI (US)
35AQI (US)
33AQI (US)
47AQI (US)
34AQI (US)
37AQI (US)
36AQI (US)
42AQI (US)
21AQI (US)
21AQI (US)
33AQI (US)
27AQI (US)
34AQI (US)
37AQI (US)
36AQI (US)
36AQI (US)
77AQI (US)
119AQI (US)
60AQI (US)
53AQI (US)
52AQI (US)
63AQI (US)
70AQI (US)
73AQI (US)
70AQI (US)
64AQI (US)
64AQI (US)
76AQI (US)
68AQI (US)
68AQI (US)
68AQI (US)
63AQI (US)
55AQI (US)
58AQI (US)
60AQI (US)
62AQI (US)
47AQI (US)
44AQI (US)
50AQI (US)
41AQI (US)
48AQI (US)
48AQI (US)
45AQI (US)
48AQI (US)
52AQI (US)
49AQI (US)
48AQI (US)
49AQI (US)
45AQI (US)
55AQI (US)
50AQI (US)
50AQI (US)
47AQI (US)
61AQI (US)
56AQI (US)
53AQI (US)
46AQI (US)
50AQI (US)
65AQI (US)
66AQI (US)
62AQI (US)
54AQI (US)
48AQI (US)
45AQI (US)
41AQI (US)
41AQI (US)
38AQI (US)
37AQI (US)
37AQI (US)
42AQI (US)
37AQI (US)
38AQI (US)
30AQI (US)
44AQI (US)
29AQI (US)
24AQI (US)
29AQI (US)
38AQI (US)
26AQI (US)
31AQI (US)
41AQI (US)
38AQI (US)
44AQI (US)
46AQI (US)
43AQI (US)
46AQI (US)
46AQI (US)
43AQI (US)
40AQI (US)
36AQI (US)
40AQI (US)
44AQI (US)
42AQI (US)
30AQI (US)
40AQI (US)
35AQI (US)
28AQI (US)
35AQI (US)
25AQI (US)
53AQI (US)
52AQI (US)
38AQI (US)
No. of days
202637AQI (US)
Highest AQI (US) recorded in
July53AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202534AQI (US)
Highest AQI (US) recorded in
July51AQI (US)
Lowest AQI (US) recorded in
April19AQI (US)
202427AQI (US)
Highest AQI (US) recorded in
August43AQI (US)
Lowest AQI (US) recorded in
April4AQI (US)
202317AQI (US)
Highest AQI (US) recorded in
December18AQI (US)
Lowest AQI (US) recorded in
November5AQI (US)
202011AQI (US)
Highest AQI (US) recorded in
May17AQI (US)
Lowest AQI (US) recorded in
April8AQI (US)
Most & Least Polluted Years Over the Last 5 Years
Thompson's annual 2026 AQI (US) (37) shows an average percentage change of 99.9% (worsened AQI (US)) compared to previous years: 2020 (11), 2023 (17), 2024 (27), 2025 (34).