Raritan, New Jersey, 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
Raritan, New Jersey, United States
AQI Trends: Highest and Lowest
Same Day Analysis (18th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 44 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
Raritan, New Jersey, United States
6 AM18th Oct 2025
6 PM
5 AM19th Oct 2025
54AQI
18AQI
61AQI
28AQI
In the last 24 hours,
Raritan's AQI reached its highest point of 61 at 3 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 18th Oct and 19th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Raritan, New Jersey, United States
22°C14/31°C
18°C14/21°C
18°C12/23°C
17°C11/24°C
22°C14/32°C
23°C18/31°C
23°C21/26°C
23°C19/29°C
22°C16/30°C
23°C18/32°C
22°C16/30°C
22°C15/31°C
18°C13/24°C
15°C9/23°C
15°C8/24°C
19°C9/31°C
21°C13/32°C
20°C11/30°C
21°C15/30°C
19°C11/22°C
13°C8/19°C
10°C4/17°C
14°C9/19°C
15°C13/19°C
13°C12/14°C
15°C12/18°C
16°C10/24°C
12°C6/19°C
12°C6/20°C
14°C5/23°C
--°C/°C
38AQI
30AQI
36AQI
31AQI
2025 Days Vs Air Quality
Raritan, New Jersey, United States
88%
255
12%
36
Total number of days with different AQI categories in last 292 days in 2025 (73 days remaining)
Under WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2025, 88% 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
Raritan, New Jersey, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
21AQI
26AQI
27AQI
28AQI
28AQI
21AQI
28AQI
27AQI
29AQI
35AQI
44AQI
51AQI
28AQI
23AQI
42AQI
57AQI
47AQI
42AQI
28AQI
35AQI
47AQI
65AQI
54AQI
49AQI
50AQI
38AQI
31AQI
37AQI
28AQI
50AQI
36AQI
26AQI
50AQI
35AQI
29AQI
29AQI
34AQI
31AQI
33AQI
33AQI
36AQI
48AQI
23AQI
30AQI
30AQI
22AQI
30AQI
28AQI
24AQI
22AQI
26AQI
35AQI
49AQI
50AQI
46AQI
43AQI
44AQI
27AQI
29AQI
29AQI
30AQI
42AQI
31AQI
23AQI
32AQI
30AQI
30AQI
31AQI
36AQI
31AQI
31AQI
38AQI
29AQI
27AQI
21AQI
19AQI
33AQI
20AQI
20AQI
23AQI
18AQI
25AQI
31AQI
27AQI
28AQI
41AQI
48AQI
43AQI
43AQI
33AQI
28AQI
27AQI
31AQI
26AQI
23AQI
22AQI
25AQI
27AQI
37AQI
26AQI
17AQI
20AQI
29AQI
38AQI
19AQI
24AQI
40AQI
52AQI
32AQI
28AQI
33AQI
25AQI
50AQI
43AQI
32AQI
15AQI
24AQI
34AQI
33AQI
26AQI
40AQI
44AQI
27AQI
27AQI
24AQI
23AQI
31AQI
21AQI
16AQI
35AQI
32AQI
33AQI
22AQI
30AQI
34AQI
35AQI
18AQI
16AQI
18AQI
18AQI
13AQI
13AQI
15AQI
17AQI
19AQI
30AQI
21AQI
18AQI
32AQI
29AQI
18AQI
23AQI
33AQI
49AQI
57AQI
56AQI
48AQI
34AQI
31AQI
37AQI
54AQI
61AQI
66AQI
63AQI
47AQI
37AQI
26AQI
38AQI
46AQI
24AQI
49AQI
52AQI
57AQI
60AQI
55AQI
41AQI
37AQI
28AQI
48AQI
44AQI
32AQI
30AQI
46AQI
41AQI
62AQI
61AQI
39AQI
35AQI
32AQI
34AQI
49AQI
37AQI
23AQI
27AQI
23AQI
46AQI
34AQI
22AQI
37AQI
31AQI
37AQI
47AQI
44AQI
34AQI
48AQI
39AQI
73AQI
49AQI
58AQI
57AQI
62AQI
38AQI
47AQI
53AQI
57AQI
73AQI
76AQI
52AQI
36AQI
43AQI
53AQI
54AQI
49AQI
40AQI
37AQI
56AQI
55AQI
53AQI
34AQI
24AQI
18AQI
15AQI
27AQI
37AQI
31AQI
26AQI
19AQI
18AQI
29AQI
32AQI
18AQI
26AQI
35AQI
30AQI
30AQI
31AQI
38AQI
54AQI
43AQI
25AQI
27AQI
23AQI
29AQI
40AQI
45AQI
44AQI
51AQI
38AQI
22AQI
27AQI
38AQI
22AQI
35AQI
27AQI
34AQI
41AQI
28AQI
24AQI
30AQI
28AQI
40AQI
27AQI
30AQI
31AQI
46AQI
50AQI
62AQI
56AQI
52AQI
23AQI
33AQI
42AQI
42AQI
33AQI
28AQI
23AQI
25AQI
23AQI
24AQI
44AQI
37AQI
34AQI
30AQI
30AQI
25AQI
44AQI
42AQI
40AQI
34AQI
37AQI
No. of days
202535AQI
Highest AQI recorded in
June44AQI
Lowest AQI recorded in
May25AQI
202434AQI
Highest AQI recorded in
July43AQI
Lowest AQI recorded in
November28AQI
202338AQI
Highest AQI recorded in
June64AQI
Lowest AQI recorded in
October28AQI
202234AQI
Highest AQI recorded in
July43AQI
Lowest AQI recorded in
September28AQI
202135AQI
Highest AQI recorded in
July42AQI
Lowest AQI recorded in
September30AQI
202034AQI
Highest AQI recorded in
November39AQI
Lowest AQI recorded in
October27AQI
Most & Least Polluted Years Over the Last 6 Years
Raritan's annual 2025 AQI (35) shows an average percentage change of 0.009% (worsened AQI) compared to previous years: 2020 (34), 2021 (35), 2022 (34), 2023 (38), 2024 (34).