S
M
T
W
T
F
S
26
81°
68°
27
72°
64°
28
77°
66°
29
81°
68°
30
88°
72°
1
82°
66°
2
68°
59°
3
70°
55°
4
77°
55°
5
79°
63°
6
82°
68°
7
84°
72°
8
77°
68°
9
82°
69°
10
78°
69°
11
81°
67°
12
74°
66°
13
80°
65°
14
85°
62°
15
81°
64°
16
83°
67°
17
84°
69°
18
86°
69°
19
88°
68°
20
86°
69°
21
87°
71°
22
86°
68°
23
81°
70°
24
82°
69°
25
82°
71°
26
83°
70°
27
82°
71°
28
81°
72°
29
80°
72°
30
81°
71°
31
82°
72°
1
83°
73°
2
86°
73°
3
83°
72°
4
83°
73°
5
84°
73°
6
84°
72°
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 74° to 88°, with overnight lows between 62° and 73°. The average high for May is 83° with an average low of 70°. 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.