S
M
T
W
T
F
S
27
75°
47°
28
77°
51°
29
79°
51°
30
82°
57°
1
86°
66°
2
77°
51°
3
69°
48°
4
77°
46°
5
70°
48°
6
72°
44°
7
82°
47°
8
78°
53°
9
81°
48°
10
73°
52°
11
73°
53°
12
86°
49°
13
88°
66°
14
77°
65°
15
72°
62°
16
73°
46°
17
55°
37°
18
65°
34°
19
68°
37°
20
71°
43°
21
73°
42°
22
72°
44°
23
70°
43°
24
69°
42°
25
73°
42°
26
73°
45°
27
73°
47°
28
75°
47°
29
79°
48°
30
70°
49°
31
67°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Brownsburg
Brownsburg's October 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for October is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Brownsburg. See also: November | December | January.