S
M
T
W
T
F
S
26
65°
52°
27
66°
47°
28
68°
46°
29
71°
55°
30
68°
54°
1
65°
53°
2
59°
51°
3
67°
48°
4
72°
49°
5
75°
57°
6
77°
66°
7
72°
54°
8
71°
51°
9
74°
59°
10
78°
64°
11
80°
57°
12
70°
49°
13
74°
54°
14
79°
59°
15
73°
49°
16
76°
54°
17
79°
64°
18
82°
71°
19
80°
65°
20
81°
67°
21
81°
70°
22
79°
70°
23
82°
69°
24
82°
73°
25
83°
74°
26
84°
74°
27
85°
74°
28
88°
68°
29
80°
70°
30
76°
64°
31
76°
57°
1
78°
62°
2
79°
59°
3
76°
61°
4
79°
63°
5
80°
66°
6
81°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Swansboro
Swansboro's May 2026 forecast shows daily high temperatures ranging from 76° to 88°, with overnight lows between 57° and 74°. The average high for May is 80° with an average low of 65°. 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 Swansboro. See also: June | July | August.