S
M
T
W
T
F
S
27
63°
57°
28
66°
57°
29
72°
55°
30
N/A
1
81°
61°
2
85°
55°
3
71°
51°
4
67°
56°
5
72°
45°
6
65°
42°
7
69°
47°
8
73°
52°
9
70°
47°
10
69°
47°
11
70°
46°
12
68°
50°
13
69°
46°
14
67°
45°
15
62°
40°
16
64°
43°
17
71°
49°
18
71°
50°
19
68°
49°
20
69°
43°
21
63°
40°
22
60°
42°
23
61°
41°
24
67°
47°
25
69°
46°
26
69°
39°
27
58°
37°
28
59°
36°
29
61°
42°
30
61°
43°
31
62°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Norristown
Norristown's October 2026 forecast shows daily high temperatures ranging from 58° to 85°, with overnight lows between 36° and 61°. The average high for October is 67° with an average low of 46°. 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 Norristown. See also: November | December | January.