North Middleton, Pennsylvania, 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
North Middleton, Pennsylvania, United States
AQI Trends: Highest and Lowest
Same Day Analysis (16th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 25 of Good air quality, showing improvement over 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 16th Oct - 17th Oct 2025
North Middleton, Pennsylvania, United States
7 AM16th Oct 2025
6 PM
6 AM17th Oct 2025
33AQI
12AQI
31AQI
12AQI
In the last 24 hours,
North Middleton's AQI reached its highest point of 33 at 3 PM during the Day, while the lowest point, 12, was recorded at 3 AM during the Night between 16th Oct and 17th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
North Middleton, Pennsylvania, United States
17°C14/20°C
21°C13/30°C
21°C12/31°C
18°C15/21°C
19°C15/23°C
20°C16/26°C
23°C17/30°C
22°C18/30°C
22°C20/26°C
22°C17/29°C
20°C15/27°C
22°C15/31°C
21°C15/28°C
21°C15/29°C
18°C12/26°C
15°C7/23°C
17°C9/26°C
19°C10/30°C
20°C11/31°C
20°C11/31°C
22°C15/29°C
17°C10/20°C
11°C7/18°C
10°C3/20°C
13°C6/18°C
17°C14/22°C
14°C13/15°C
14°C12/20°C
15°C10/22°C
11°C6/19°C
--°C/°C
33AQI
30AQI
33AQI
28AQI
2025 Days Vs Air Quality
North Middleton, Pennsylvania, United States
84%
244
16%
45
Total number of days with different AQI categories in last 290 days in 2025 (75 days remaining)
Under WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% of 290 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
North Middleton, Pennsylvania, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
28AQI
22AQI
30AQI
23AQI
28AQI
34AQI
22AQI
27AQI
29AQI
33AQI
48AQI
54AQI
47AQI
27AQI
25AQI
44AQI
44AQI
53AQI
41AQI
24AQI
40AQI
53AQI
77AQI
63AQI
59AQI
50AQI
38AQI
33AQI
33AQI
31AQI
62AQI
29AQI
27AQI
61AQI
43AQI
28AQI
34AQI
28AQI
34AQI
28AQI
29AQI
49AQI
67AQI
31AQI
29AQI
39AQI
29AQI
30AQI
26AQI
24AQI
23AQI
27AQI
48AQI
40AQI
52AQI
44AQI
47AQI
49AQI
27AQI
28AQI
29AQI
33AQI
47AQI
28AQI
25AQI
32AQI
31AQI
29AQI
32AQI
39AQI
30AQI
44AQI
60AQI
56AQI
38AQI
18AQI
20AQI
30AQI
29AQI
16AQI
20AQI
19AQI
23AQI
19AQI
21AQI
19AQI
47AQI
61AQI
59AQI
41AQI
18AQI
23AQI
29AQI
21AQI
35AQI
28AQI
23AQI
17AQI
23AQI
33AQI
40AQI
23AQI
19AQI
33AQI
27AQI
12AQI
17AQI
37AQI
61AQI
24AQI
29AQI
26AQI
21AQI
44AQI
50AQI
28AQI
12AQI
18AQI
29AQI
22AQI
29AQI
36AQI
27AQI
25AQI
25AQI
19AQI
17AQI
27AQI
16AQI
21AQI
32AQI
34AQI
24AQI
21AQI
31AQI
44AQI
35AQI
17AQI
19AQI
17AQI
18AQI
12AQI
14AQI
11AQI
15AQI
19AQI
26AQI
17AQI
24AQI
26AQI
32AQI
17AQI
21AQI
32AQI
52AQI
67AQI
60AQI
54AQI
58AQI
37AQI
43AQI
57AQI
63AQI
72AQI
72AQI
32AQI
23AQI
24AQI
25AQI
22AQI
27AQI
40AQI
44AQI
53AQI
55AQI
55AQI
41AQI
44AQI
31AQI
40AQI
49AQI
34AQI
37AQI
46AQI
59AQI
61AQI
61AQI
41AQI
45AQI
41AQI
44AQI
48AQI
42AQI
31AQI
28AQI
27AQI
32AQI
26AQI
23AQI
26AQI
38AQI
37AQI
49AQI
55AQI
53AQI
52AQI
38AQI
44AQI
39AQI
51AQI
52AQI
54AQI
47AQI
32AQI
47AQI
61AQI
75AQI
78AQI
78AQI
71AQI
41AQI
40AQI
46AQI
46AQI
36AQI
38AQI
52AQI
52AQI
50AQI
28AQI
29AQI
19AQI
16AQI
22AQI
30AQI
32AQI
25AQI
18AQI
20AQI
26AQI
25AQI
21AQI
31AQI
28AQI
32AQI
35AQI
29AQI
38AQI
51AQI
33AQI
24AQI
25AQI
27AQI
28AQI
38AQI
46AQI
46AQI
50AQI
50AQI
31AQI
27AQI
44AQI
25AQI
30AQI
28AQI
37AQI
39AQI
38AQI
30AQI
36AQI
39AQI
38AQI
24AQI
24AQI
25AQI
32AQI
50AQI
55AQI
44AQI
34AQI
16AQI
19AQI
29AQI
36AQI
29AQI
27AQI
24AQI
27AQI
25AQI
39AQI
37AQI
33AQI
27AQI
24AQI
44AQI
42AQI
40AQI
35AQI
31AQI
No. of days
202535AQI
Highest AQI recorded in
June44AQI
Lowest AQI recorded in
May24AQI
202434AQI
Highest AQI recorded in
December40AQI
Lowest AQI recorded in
November30AQI
202341AQI
Highest AQI recorded in
June73AQI
Lowest AQI recorded in
October27AQI
202238AQI
Highest AQI recorded in
December46AQI
Lowest AQI recorded in
August28AQI
202139AQI
Highest AQI recorded in
July49AQI
Lowest AQI recorded in
September32AQI
202038AQI
Highest AQI recorded in
December48AQI
Lowest AQI recorded in
September32AQI
Most & Least Polluted Years Over the Last 6 Years
North Middleton's annual 2025 AQI (35) shows an average percentage change of -7.07% (improved AQI) compared to previous years: 2020 (38), 2021 (39), 2022 (38), 2023 (41), 2024 (34).