S
M
T
W
T
F
S
26
67°
26°
27
74°
29°
28
67°
30°
29
66°
30°
30
51°
41°
1
53°
28°
2
49°
28°
3
46°
27°
4
64°
27°
5
80°
32°
6
57°
43°
7
55°
30°
8
50°
27°
9
57°
25°
10
63°
36°
11
56°
28°
12
49°
27°
13
51°
44°
14
55°
44°
15
61°
42°
16
70°
48°
17
66°
42°
18
72°
53°
19
82°
53°
20
70°
38°
21
64°
45°
22
67°
46°
23
69°
47°
24
70°
44°
25
65°
43°
26
72°
49°
27
72°
49°
28
71°
50°
29
73°
51°
30
73°
51°
31
71°
50°
1
71°
46°
2
64°
44°
3
66°
44°
4
71°
51°
5
67°
51°
6
71°
48°
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 49° to 82°, with overnight lows between 27° and 53°. The average high for May is 67° with an average low of 46°. 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.