University Park, College, 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
University Park, College, Pennsylvania, United States
AQI Trends: Highest and Lowest
Same Day Analysis (18th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 36 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 18th Oct - 19th Oct 2025
University Park, College, Pennsylvania, United States
7 AM18th Oct 2025
6 PM
6 AM19th Oct 2025
50AQI
26AQI
56AQI
31AQI
In the last 24 hours,
University Park's AQI reached its highest point of 56 at 2 AM during the Night, while the lowest point, 26, was recorded at 6 PM during the Day between 18th Oct and 19th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
University Park, College, Pennsylvania, United States
20°C13/27°C
16°C13/19°C
19°C16/24°C
21°C17/26°C
20°C17/24°C
20°C18/23°C
20°C17/23°C
20°C15/27°C
19°C13/26°C
20°C13/30°C
19°C12/25°C
19°C12/28°C
16°C10/24°C
14°C6/24°C
16°C8/26°C
18°C9/29°C
18°C8/29°C
19°C9/29°C
19°C14/26°C
15°C8/18°C
10°C4/17°C
9°C0/18°C
12°C5/21°C
15°C11/22°C
13°C12/15°C
13°C10/17°C
13°C8/21°C
10°C4/18°C
10°C3/20°C
15°C9/25°C
--°C/°C
32AQI
26AQI
32AQI
26AQI
2025 Days Vs Air Quality
University Park, College, Pennsylvania, United States
85%
175
15%
31
Total number of days with different AQI categories in last 292 days in 2025 (73 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2025, 85% of 292 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
University Park, College, Pennsylvania, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
20AQI
33AQI
60AQI
53AQI
23AQI
19AQI
23AQI
22AQI
21AQI
28AQI
22AQI
21AQI
13AQI
19AQI
27AQI
34AQI
17AQI
20AQI
27AQI
24AQI
16AQI
21AQI
33AQI
51AQI
21AQI
29AQI
22AQI
23AQI
33AQI
54AQI
21AQI
14AQI
17AQI
28AQI
19AQI
29AQI
26AQI
24AQI
20AQI
21AQI
17AQI
18AQI
24AQI
19AQI
20AQI
28AQI
27AQI
21AQI
17AQI
23AQI
41AQI
30AQI
18AQI
19AQI
18AQI
18AQI
12AQI
12AQI
11AQI
16AQI
20AQI
23AQI
14AQI
19AQI
27AQI
30AQI
18AQI
19AQI
33AQI
54AQI
66AQI
54AQI
49AQI
60AQI
42AQI
45AQI
57AQI
63AQI
69AQI
64AQI
33AQI
20AQI
20AQI
20AQI
21AQI
29AQI
38AQI
42AQI
54AQI
54AQI
50AQI
35AQI
33AQI
25AQI
34AQI
37AQI
31AQI
32AQI
43AQI
56AQI
59AQI
58AQI
42AQI
33AQI
40AQI
52AQI
51AQI
45AQI
38AQI
32AQI
35AQI
38AQI
26AQI
22AQI
26AQI
31AQI
41AQI
39AQI
44AQI
55AQI
52AQI
39AQI
31AQI
35AQI
49AQI
50AQI
51AQI
56AQI
28AQI
47AQI
62AQI
70AQI
74AQI
70AQI
78AQI
52AQI
44AQI
42AQI
41AQI
30AQI
35AQI
57AQI
55AQI
49AQI
23AQI
25AQI
17AQI
16AQI
22AQI
29AQI
33AQI
21AQI
17AQI
20AQI
24AQI
23AQI
22AQI
26AQI
26AQI
25AQI
28AQI
27AQI
39AQI
49AQI
31AQI
20AQI
22AQI
24AQI
26AQI
36AQI
45AQI
43AQI
43AQI
47AQI
37AQI
30AQI
35AQI
23AQI
28AQI
34AQI
35AQI
34AQI
26AQI
24AQI
25AQI
33AQI
35AQI
24AQI
22AQI
20AQI
33AQI
44AQI
46AQI
48AQI
33AQI
18AQI
20AQI
22AQI
33AQI
23AQI
27AQI
25AQI
26AQI
25AQI
27AQI
36AQI
38AQI
25AQI
21AQI
41AQI
41AQI
39AQI
32AQI
29AQI
No. of days
202533AQI
Highest AQI recorded in
June41AQI
Lowest AQI recorded in
May21AQI
Most & Least Polluted Years Over the Last 1 Years
University Park's annual 2025 AQI (33) shows an average percentage change of NaN% (improved AQI) compared to previous years: .