State Road 37, Branchville, Indiana, 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
State Road 37, Branchville, Indiana, United States
AQI Trends: Highest and Lowest
Same Day Analysis (1st October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 57 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Oct - 2nd Oct 2025
State Road 37, Branchville, Indiana, United States
6 AM1st Oct 2025
6 PM
5 AM2nd Oct 2025
58AQI
48AQI
54AQI
40AQI
In the last 24 hours,
State Road 37's AQI reached its highest point of 58 at 6 AM during the Day, while the lowest point, 40, was recorded at 8 PM during the Night between 1st Oct and 2nd Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
State Road 37, Branchville, Indiana, United States
22°C14/29°C
22°C15/29°C
20°C17/25°C
20°C12/28°C
19°C15/24°C
17°C11/23°C
17°C8/25°C
20°C12/27°C
22°C16/29°C
23°C15/31°C
24°C15/31°C
24°C15/32°C
26°C19/33°C
25°C19/31°C
25°C19/32°C
24°C17/31°C
24°C15/32°C
25°C17/31°C
26°C20/32°C
24°C19/30°C
21°C20/24°C
23°C20/28°C
22°C21/23°C
21°C18/24°C
20°C13/27°C
21°C14/27°C
22°C14/30°C
23°C15/31°C
23°C16/30°C
22°C15/30°C
--°C/°C
43AQI
43AQI
44AQI
44AQI
2025 Days Vs Air Quality
State Road 37, Branchville, Indiana, United States
81%
153
19%
36
Total number of days with different AQI categories in last 275 days in 2025 (90 days remaining)
Under WHO’s Safe Air Quality Limits: 81%
Health Risk Level:
Low
In 2025, 81% of 275 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
State Road 37, Branchville, Indiana, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
36AQI
45AQI
57AQI
44AQI
18AQI
28AQI
28AQI
20AQI
19AQI
16AQI
13AQI
22AQI
17AQI
21AQI
29AQI
39AQI
41AQI
33AQI
42AQI
21AQI
26AQI
31AQI
50AQI
52AQI
39AQI
37AQI
23AQI
26AQI
31AQI
31AQI
28AQI
21AQI
25AQI
41AQI
31AQI
38AQI
29AQI
22AQI
18AQI
17AQI
21AQI
26AQI
28AQI
28AQI
27AQI
28AQI
23AQI
21AQI
26AQI
40AQI
46AQI
28AQI
22AQI
26AQI
27AQI
19AQI
15AQI
19AQI
25AQI
22AQI
21AQI
19AQI
24AQI
32AQI
26AQI
44AQI
34AQI
37AQI
51AQI
68AQI
57AQI
49AQI
37AQI
46AQI
50AQI
52AQI
62AQI
65AQI
57AQI
32AQI
29AQI
30AQI
26AQI
32AQI
26AQI
36AQI
39AQI
43AQI
55AQI
53AQI
53AQI
52AQI
43AQI
35AQI
33AQI
33AQI
30AQI
33AQI
45AQI
54AQI
84AQI
60AQI
53AQI
46AQI
48AQI
40AQI
39AQI
40AQI
37AQI
30AQI
33AQI
30AQI
30AQI
26AQI
27AQI
32AQI
33AQI
53AQI
59AQI
48AQI
48AQI
36AQI
26AQI
27AQI
31AQI
38AQI
46AQI
67AQI
63AQI
37AQI
32AQI
34AQI
35AQI
43AQI
49AQI
51AQI
52AQI
48AQI
38AQI
30AQI
48AQI
55AQI
54AQI
50AQI
41AQI
44AQI
31AQI
23AQI
27AQI
34AQI
30AQI
24AQI
23AQI
26AQI
30AQI
34AQI
28AQI
26AQI
28AQI
33AQI
36AQI
37AQI
56AQI
36AQI
29AQI
25AQI
32AQI
45AQI
53AQI
49AQI
50AQI
52AQI
51AQI
53AQI
53AQI
53AQI
54AQI
55AQI
50AQI
42AQI
39AQI
33AQI
24AQI
32AQI
27AQI
39AQI
50AQI
62AQI
57AQI
40AQI
29AQI
26AQI
44AQI
41AQI
39AQI
43AQI
57AQI
No. of days
202537AQI
Highest AQI recorded in
October57AQI
Lowest AQI recorded in
May26AQI
Most & Least Polluted Years Over the Last 1 Years
State Road 37's annual 2025 AQI (37) shows an average percentage change of NaN% (improved AQI) compared to previous years: .