S
M
T
W
T
F
S
27
83°
42°
28
68°
50°
29
75°
43°
30
77°
40°
1
77°
40°
2
82°
38°
3
82°
41°
4
75°
46°
5
75°
44°
6
75°
42°
7
73°
41°
8
72°
42°
9
77°
49°
10
71°
47°
11
60°
40°
12
54°
39°
13
58°
41°
14
59°
39°
15
60°
40°
16
59°
39°
17
58°
30°
18
59°
32°
19
59°
34°
20
61°
34°
21
61°
35°
22
60°
35°
23
60°
36°
24
59°
36°
25
60°
35°
26
60°
36°
27
58°
36°
28
52°
28°
29
45°
24°
30
42°
22°
31
43°
22°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Fish Haven
Fish Haven's October 2026 forecast shows daily high temperatures ranging from 42° to 77°, with overnight lows between 22° and 49°. The average high for October is 61° with an average low of 37°. 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 Fish Haven. See also: November | December | January.