Windfields, Oshawa, Ontario, 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
Windfields, Oshawa, Ontario, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (6th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 68 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 6th Oct - 7th Oct 2025
Windfields, Oshawa, Ontario, Canada
7 AM6th Oct 2025
7 PM
6 AM7th Oct 2025
65AQI
56AQI
AQI
AQI
In the last 24 hours,
Windfields's AQI reached its highest point of 65 at 7 AM during the Day, while the lowest point, undefined, was recorded at 6 AM during the Night between 6th Oct and 7th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Windfields, Oshawa, Ontario, Canada
15°C11/20°C
13°C6/18°C
16°C9/20°C
17°C11/23°C
18°C10/26°C
18°C11/24°C
17°C13/22°C
19°C13/27°C
18°C12/26°C
18°C10/26°C
17°C9/24°C
18°C9/29°C
18°C13/24°C
13°C6/20°C
18°C9/26°C
20°C18/24°C
21°C18/25°C
20°C18/24°C
19°C18/20°C
19°C15/25°C
18°C14/25°C
19°C14/26°C
18°C10/26°C
17°C11/24°C
13°C7/19°C
13°C6/19°C
16°C9/25°C
19°C13/28°C
19°C13/29°C
20°C13/29°C
--°C/°C
40AQI
36AQI
37AQI
37AQI
2025 Days Vs Air Quality
Windfields, Oshawa, Ontario, Canada
80%
156
19%
37
0.5%
1
Total number of days with different AQI categories in last 280 days in 2025 (85 days remaining)
Under WHO’s Safe Air Quality Limits: 80%
Health Risk Level:
Low
In 2025, 80% of 280 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
Windfields, Oshawa, Ontario, Canada
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
23AQI
19AQI
19AQI
20AQI
22AQI
16AQI
18AQI
26AQI
18AQI
20AQI
16AQI
18AQI
15AQI
19AQI
29AQI
28AQI
28AQI
33AQI
29AQI
20AQI
14AQI
18AQI
31AQI
42AQI
16AQI
19AQI
17AQI
16AQI
30AQI
34AQI
27AQI
14AQI
21AQI
32AQI
18AQI
26AQI
30AQI
16AQI
16AQI
16AQI
17AQI
26AQI
17AQI
21AQI
22AQI
20AQI
24AQI
34AQI
23AQI
24AQI
31AQI
31AQI
17AQI
14AQI
14AQI
16AQI
12AQI
12AQI
13AQI
14AQI
19AQI
28AQI
24AQI
27AQI
30AQI
27AQI
15AQI
19AQI
37AQI
60AQI
46AQI
59AQI
66AQI
76AQI
62AQI
51AQI
57AQI
65AQI
41AQI
30AQI
34AQI
36AQI
35AQI
37AQI
35AQI
35AQI
48AQI
52AQI
54AQI
55AQI
47AQI
43AQI
37AQI
33AQI
32AQI
38AQI
42AQI
39AQI
49AQI
36AQI
45AQI
52AQI
52AQI
36AQI
39AQI
41AQI
51AQI
50AQI
47AQI
50AQI
56AQI
63AQI
48AQI
26AQI
26AQI
26AQI
43AQI
25AQI
21AQI
32AQI
35AQI
54AQI
45AQI
52AQI
47AQI
50AQI
84AQI
49AQI
39AQI
96AQI
115AQI
99AQI
80AQI
86AQI
88AQI
77AQI
66AQI
62AQI
58AQI
47AQI
63AQI
63AQI
59AQI
45AQI
16AQI
21AQI
20AQI
18AQI
25AQI
30AQI
30AQI
18AQI
18AQI
20AQI
25AQI
20AQI
21AQI
27AQI
35AQI
34AQI
33AQI
29AQI
36AQI
22AQI
20AQI
19AQI
22AQI
31AQI
38AQI
39AQI
54AQI
54AQI
47AQI
41AQI
42AQI
43AQI
27AQI
21AQI
19AQI
28AQI
40AQI
40AQI
24AQI
26AQI
34AQI
28AQI
31AQI
25AQI
34AQI
42AQI
51AQI
66AQI
68AQI
68AQI
21AQI
23AQI
21AQI
45AQI
44AQI
48AQI
33AQI
55AQI
No. of days
202536AQI
Highest AQI recorded in
October55AQI
Lowest AQI recorded in
March21AQI
Most & Least Polluted Years Over the Last 1 Years
Windfields's annual 2025 AQI (36) shows an average percentage change of NaN% (improved AQI) compared to previous years: .