S
M
T
W
T
F
S
27
68°
47°
28
71°
41°
29
63°
42°
30
67°
46°
1
64°
49°
2
66°
50°
3
71°
50°
4
72°
49°
5
72°
50°
6
70°
50°
7
71°
42°
8
69°
38°
9
65°
39°
10
58°
37°
11
59°
41°
12
60°
46°
13
65°
49°
14
66°
47°
15
69°
42°
16
68°
41°
17
65°
35°
18
57°
38°
19
55°
33°
20
54°
37°
21
53°
43°
22
54°
41°
23
62°
36°
24
53°
33°
25
51°
32°
26
49°
39°
27
50°
37°
28
53°
31°
29
52°
29°
30
46°
31°
31
60°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Green Lake
Green Lake's October 2026 forecast shows daily high temperatures ranging from 46° to 72°, with overnight lows between 29° and 50°. The average high for October is 61° with an average low of 41°. 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 Green Lake. See also: November | December | January.