Tonawanda Ii, Tonawanda, New York, United States 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
Tonawanda Ii, Tonawanda, New York, United States
AQI Trends: Highest and Lowest
Same Day Analysis (2nd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 30 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: 3rd Oct - 4th Oct 2025
Tonawanda Ii, Tonawanda, New York, United States
7 AM3rd Oct 2025
7 PM
6 AM4th Oct 2025
52AQI
34AQI
66AQI
40AQI
In the last 24 hours,
Tonawanda Ii's AQI reached its highest point of 66 at 11 PM during the Night, while the lowest point, 34, was recorded at 7 AM during the Day between 3rd Oct and 4th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Tonawanda Ii, Tonawanda, New York, United States
18°C15/21°C
19°C12/27°C
17°C14/21°C
16°C13/19°C
16°C11/22°C
17°C10/24°C
19°C12/25°C
20°C13/26°C
21°C13/28°C
19°C15/24°C
21°C15/29°C
20°C13/28°C
21°C13/30°C
20°C13/27°C
20°C15/28°C
19°C15/22°C
16°C10/24°C
22°C12/32°C
22°C19/27°C
21°C18/28°C
21°C16/28°C
19°C17/22°C
19°C15/25°C
19°C14/25°C
20°C15/28°C
18°C9/30°C
17°C9/27°C
14°C7/23°C
14°C5/26°C
18°C11/28°C
--°C/°C
34AQI
30AQI
34AQI
32AQI
2025 Days Vs Air Quality
Tonawanda Ii, Tonawanda, New York, United States
87%
238
13%
35
0.7%
2
Total number of days with different AQI categories in last 277 days in 2025 (88 days remaining)
Under WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2025, 87% of 277 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
Tonawanda Ii, Tonawanda, New York, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
26AQI
25AQI
24AQI
20AQI
24AQI
25AQI
21AQI
21AQI
24AQI
36AQI
56AQI
46AQI
35AQI
26AQI
27AQI
42AQI
39AQI
28AQI
22AQI
24AQI
30AQI
32AQI
41AQI
33AQI
41AQI
28AQI
22AQI
24AQI
26AQI
27AQI
40AQI
26AQI
26AQI
43AQI
25AQI
22AQI
30AQI
31AQI
31AQI
31AQI
31AQI
47AQI
29AQI
30AQI
26AQI
27AQI
25AQI
23AQI
21AQI
21AQI
21AQI
21AQI
37AQI
48AQI
40AQI
44AQI
38AQI
34AQI
21AQI
23AQI
22AQI
27AQI
32AQI
26AQI
18AQI
20AQI
22AQI
22AQI
29AQI
28AQI
19AQI
28AQI
46AQI
53AQI
27AQI
18AQI
24AQI
32AQI
27AQI
18AQI
19AQI
24AQI
21AQI
21AQI
20AQI
22AQI
34AQI
25AQI
25AQI
19AQI
18AQI
19AQI
24AQI
20AQI
18AQI
16AQI
17AQI
15AQI
19AQI
22AQI
22AQI
24AQI
30AQI
32AQI
20AQI
16AQI
21AQI
37AQI
42AQI
16AQI
25AQI
15AQI
23AQI
37AQI
35AQI
22AQI
16AQI
21AQI
33AQI
17AQI
21AQI
27AQI
14AQI
15AQI
16AQI
17AQI
22AQI
15AQI
15AQI
23AQI
19AQI
28AQI
26AQI
16AQI
21AQI
26AQI
26AQI
16AQI
15AQI
12AQI
13AQI
11AQI
11AQI
13AQI
13AQI
20AQI
24AQI
17AQI
20AQI
29AQI
24AQI
16AQI
19AQI
36AQI
59AQI
46AQI
57AQI
61AQI
83AQI
58AQI
40AQI
54AQI
64AQI
34AQI
30AQI
39AQI
33AQI
29AQI
28AQI
20AQI
29AQI
41AQI
45AQI
55AQI
58AQI
52AQI
43AQI
36AQI
31AQI
31AQI
47AQI
34AQI
34AQI
40AQI
33AQI
53AQI
54AQI
50AQI
30AQI
38AQI
51AQI
53AQI
47AQI
47AQI
47AQI
65AQI
69AQI
33AQI
25AQI
30AQI
29AQI
47AQI
27AQI
26AQI
52AQI
37AQI
52AQI
34AQI
40AQI
52AQI
42AQI
99AQI
49AQI
42AQI
98AQI
131AQI
104AQI
91AQI
91AQI
91AQI
70AQI
60AQI
59AQI
54AQI
42AQI
68AQI
73AQI
64AQI
41AQI
15AQI
22AQI
18AQI
17AQI
26AQI
32AQI
26AQI
16AQI
18AQI
20AQI
25AQI
17AQI
23AQI
31AQI
33AQI
31AQI
31AQI
27AQI
38AQI
19AQI
19AQI
21AQI
22AQI
32AQI
39AQI
43AQI
54AQI
57AQI
49AQI
39AQI
40AQI
45AQI
27AQI
22AQI
21AQI
32AQI
26AQI
33AQI
21AQI
30AQI
28AQI
31AQI
39AQI
29AQI
21AQI
30AQI
30AQI
30AQI
26AQI
23AQI
19AQI
42AQI
44AQI
49AQI
33AQI
26AQI
No. of days
202533AQI
Highest AQI recorded in
August49AQI
Lowest AQI recorded in
May19AQI
202429AQI
Highest AQI recorded in
September37AQI
Lowest AQI recorded in
April20AQI
202335AQI
Highest AQI recorded in
June61AQI
Lowest AQI recorded in
March25AQI
202230AQI
Highest AQI recorded in
December37AQI
Lowest AQI recorded in
April22AQI
202131AQI
Highest AQI recorded in
August40AQI
Lowest AQI recorded in
April24AQI
202027AQI
Highest AQI recorded in
December36AQI
Lowest AQI recorded in
March19AQI
Most & Least Polluted Years Over the Last 6 Years
Tonawanda Ii's annual 2025 AQI (33) shows an average percentage change of 9.7% (worsened AQI) compared to previous years: 2020 (27), 2021 (31), 2022 (30), 2023 (35), 2024 (29).