S
M
T
W
T
F
S
26
64°
42°
27
65°
48°
28
64°
51°
29
56°
37°
30
57°
32°
1
50°
31°
2
54°
28°
3
62°
39°
4
80°
46°
5
58°
44°
6
56°
38°
7
59°
32°
8
64°
39°
9
74°
42°
10
62°
41°
11
62°
39°
12
74°
34°
13
61°
38°
14
63°
38°
15
72°
42°
16
82°
63°
17
85°
65°
18
80°
69°
19
82°
50°
20
58°
44°
21
62°
47°
22
66°
50°
23
73°
55°
24
75°
58°
25
73°
56°
26
73°
56°
27
75°
57°
28
73°
56°
29
72°
54°
30
76°
59°
31
77°
58°
1
74°
60°
2
76°
58°
3
69°
55°
4
69°
54°
5
70°
60°
6
76°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fish Lake
Fish Lake's May 2026 forecast shows daily high temperatures ranging from 58° to 85°, with overnight lows between 44° and 69°. The average high for May is 73° with an average low of 57°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Fish Lake. See also: June | July | August.