Thompson, Manitoba, Canada Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
March Air Quality Analysis
Thompson, Manitoba, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (7th March):
On this day, AQI across the 3 years varied significantly: 2026 ranks 1st highest AQI at 39 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 6th Mar - 7th Mar 2026
Thompson, Manitoba, Canada
7 AM6th Mar 2026
5 PM
6 AM7th Mar 2026
40AQI
18AQI
38AQI
23AQI
In the last 24 hours,
Thompson's AQI reached its highest point of 40 at 6 PM during the Day, while the lowest point, 18, was recorded at 2 PM during the Day between 6th Mar and 7th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
Thompson, Manitoba, Canada
-25°C-31/-20°C
-18°C-26/-12°C
-13°C-17/-9°C
-13°C-16/-10°C
-14°C-17/-12°C
-13°C-23/-7°C
-6°C-8/-3°C
-5°C-9/-1°C
-6°C-13/-2°C
-4°C-7/-2°C
-14°C-21/-11°C
-21°C-27/-15°C
-21°C-24/-16°C
-22°C-26/-17°C
-16°C-20/-11°C
-17°C-24/-15°C
-28°C-34/-21°C
-25°C-34/-19°C
-19°C-23/-15°C
-23°C-32/-17°C
-21°C-30/-14°C
-25°C-32/-23°C
-27°C-35/-19°C
-23°C-34/-14°C
-19°C-25/-16°C
-24°C-30/-18°C
-26°C-32/-20°C
-18°C-24/-12°C
-9°C-15/-3°C
-18°C-26/-15°C
50AQI
36AQI
47AQI
33AQI
2026 Days Vs Air Quality
Thompson, Manitoba, Canada
94%
62
6%
4
Total number of days with different AQI categories in last 67 days in 2026 (298 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2026, 94% of 67 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
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)
39AQI (US)
30AQI (US)
40AQI (US)
40AQI (US)
No. of days
202635AQI (US)
Highest AQI (US) recorded in
March40AQI (US)
Lowest AQI (US) recorded in
January30AQI (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) (35) shows an average percentage change of 90.06% (worsened AQI (US)) compared to previous years: 2020 (11), 2023 (17), 2024 (27), 2025 (34).