S
M
T
W
T
F
S
26
67°
34°
27
74°
32°
28
72°
40°
29
69°
37°
30
54°
43°
1
61°
36°
2
56°
36°
3
56°
40°
4
72°
44°
5
80°
41°
6
60°
44°
7
58°
31°
8
55°
31°
9
52°
29°
10
67°
45°
11
60°
31°
12
63°
34°
13
54°
41°
14
56°
48°
15
65°
48°
16
78°
43°
17
86°
49°
18
91°
50°
19
88°
63°
20
78°
59°
21
61°
41°
22
67°
39°
23
65°
41°
24
53°
48°
25
75°
48°
26
84°
45°
27
83°
53°
28
69°
46°
29
69°
47°
30
60°
47°
31
63°
41°
1
65°
40°
2
70°
41°
3
77°
48°
4
78°
55°
5
79°
58°
6
76°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Brant Lake
Brant Lake's May 2026 forecast shows daily high temperatures ranging from 63° to 79°, with overnight lows between 40° and 58°. The average high for May is 73° 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 May weather will actually feel in Brant Lake. See also: June | July | August.