S
M
T
W
T
F
S
27
72°
58°
28
73°
58°
29
74°
50°
30
70°
50°
1
66°
54°
2
67°
55°
3
71°
55°
4
72°
56°
5
71°
56°
6
70°
57°
7
71°
56°
8
72°
53°
9
73°
52°
10
69°
49°
11
66°
50°
12
64°
52°
13
61°
51°
14
61°
50°
15
64°
52°
16
66°
52°
17
68°
48°
18
69°
43°
19
59°
43°
20
59°
41°
21
58°
43°
22
57°
49°
23
62°
48°
24
65°
43°
25
58°
41°
26
56°
40°
27
57°
47°
28
58°
41°
29
62°
38°
30
62°
37°
31
65°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Hauppauge
Hauppauge's October 2026 forecast shows daily high temperatures ranging from 56° to 74°, with overnight lows between 37° and 58°. The average high for October is 65° with an average low of 49°. 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 Hauppauge. See also: November | December | January.