Winnipeg, Manitoba, Canada Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Winnipeg, Manitoba, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (2nd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 32 of Good air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Winnipeg, Manitoba, Canada
5 AM2nd Jul 2025
9 PM
4 AM3rd Jul 2025
42AQI
28AQI
35AQI
24AQI
In the last 24 hours,
Winnipeg's AQI reached its highest point of 42 at 3 PM during the Day, while the lowest point, 24, was recorded at 4 AM during the Night between 2nd Jul and 3rd Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Winnipeg, Manitoba, Canada
17°C8/25°C
18°C10/24°C
17°C7/25°C
19°C8/28°C
19°C14/28°C
13°C11/15°C
12°C11/14°C
17°C9/25°C
17°C9/26°C
19°C10/25°C
20°C11/28°C
20°C12/26°C
21°C12/27°C
19°C14/27°C
20°C12/26°C
22°C13/32°C
20°C14/28°C
24°C16/31°C
25°C20/31°C
18°C14/22°C
16°C11/21°C
17°C5/29°C
20°C11/28°C
20°C13/27°C
21°C12/30°C
25°C18/35°C
23°C17/30°C
23°C17/30°C
24°C15/31°C
24°C15/33°C
0°C0/0°C
38AQI
38AQI
38AQI
38AQI
2025 Days Vs Air Quality
Winnipeg, Manitoba, Canada
92%
169
8%
14
Total number of days with different AQI categories in last 184 days in 2025 (181 days remaining)
Under WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2025, 92% of 184 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
Winnipeg, Manitoba, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
34AQI
34AQI
42AQI
49AQI
38AQI
41AQI
43AQI
47AQI
55AQI
48AQI
38AQI
52AQI
51AQI
56AQI
53AQI
49AQI
42AQI
41AQI
49AQI
53AQI
38AQI
39AQI
24AQI
24AQI
23AQI
20AQI
20AQI
20AQI
22AQI
29AQI
26AQI
28AQI
23AQI
25AQI
22AQI
23AQI
25AQI
25AQI
30AQI
30AQI
33AQI
30AQI
33AQI
29AQI
34AQI
30AQI
27AQI
30AQI
25AQI
26AQI
23AQI
26AQI
30AQI
32AQI
26AQI
23AQI
24AQI
21AQI
20AQI
20AQI
25AQI
34AQI
35AQI
25AQI
25AQI
24AQI
25AQI
25AQI
27AQI
27AQI
21AQI
34AQI
52AQI
58AQI
39AQI
39AQI
32AQI
37AQI
26AQI
26AQI
26AQI
24AQI
23AQI
24AQI
24AQI
19AQI
20AQI
18AQI
20AQI
18AQI
20AQI
20AQI
18AQI
24AQI
20AQI
21AQI
19AQI
18AQI
20AQI
23AQI
26AQI
26AQI
32AQI
27AQI
18AQI
18AQI
21AQI
21AQI
18AQI
19AQI
14AQI
17AQI
15AQI
18AQI
19AQI
19AQI
18AQI
20AQI
16AQI
20AQI
19AQI
18AQI
16AQI
19AQI
18AQI
20AQI
18AQI
25AQI
27AQI
27AQI
22AQI
25AQI
29AQI
29AQI
28AQI
22AQI
20AQI
17AQI
16AQI
15AQI
15AQI
16AQI
16AQI
20AQI
24AQI
24AQI
24AQI
23AQI
26AQI
27AQI
31AQI
30AQI
35AQI
43AQI
46AQI
51AQI
44AQI
52AQI
49AQI
55AQI
54AQI
58AQI
55AQI
46AQI
34AQI
28AQI
30AQI
32AQI
39AQI
37AQI
31AQI
33AQI
33AQI
33AQI
36AQI
34AQI
30AQI
27AQI
25AQI
23AQI
21AQI
27AQI
32AQI
39AQI
27AQI
28AQI
20AQI
22AQI
38AQI
30AQI
No. of days
202529AQI
Highest AQI recorded in
January39AQI
Lowest AQI recorded in
April20AQI
202418AQI
Highest AQI recorded in
December37AQI
Lowest AQI recorded in
February4AQI
202332AQI
Highest AQI recorded in
June55AQI
Lowest AQI recorded in
December14AQI
202227AQI
Highest AQI recorded in
August39AQI
Lowest AQI recorded in
June15AQI
202131AQI
Highest AQI recorded in
July69AQI
Lowest AQI recorded in
March21AQI
202025AQI
Highest AQI recorded in
December27AQI
Lowest AQI recorded in
October12AQI
Most & Least Polluted Years Over the Last 6 Years
Winnipeg's annual 2025 AQI (29) shows an average percentage change of 14.2% (worsened AQI) compared to previous years: 2020 (25), 2021 (31), 2022 (27), 2023 (32), 2024 (18).