S
M
T
W
T
F
S
26
54°
45°
27
73°
44°
28
72°
53°
29
54°
43°
30
54°
41°
1
45°
39°
2
47°
36°
3
62°
34°
4
74°
50°
5
69°
46°
6
54°
39°
7
53°
40°
8
59°
51°
9
68°
52°
10
59°
44°
11
53°
40°
12
56°
48°
13
61°
49°
14
64°
51°
15
70°
52°
16
64°
50°
17
64°
51°
18
66°
51°
19
69°
50°
20
65°
46°
21
63°
47°
22
64°
48°
23
65°
51°
24
66°
50°
25
67°
51°
26
67°
50°
27
68°
48°
28
69°
53°
29
72°
55°
30
75°
58°
31
76°
59°
1
75°
57°
2
72°
56°
3
77°
60°
4
79°
61°
5
79°
62°
6
78°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Brunswick
Brunswick's May 2026 forecast shows daily high temperatures ranging from 53° to 79°, with overnight lows between 39° and 62°. The average high for May is 67° with an average low of 51°. 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 Brunswick. See also: June | July | August.