S
M
T
W
T
F
S
26
83°
73°
27
83°
73°
28
82°
72°
29
82°
73°
30
83°
72°
31
83°
69°
1
82°
69°
2
82°
71°
3
83°
73°
4
82°
72°
5
83°
70°
6
83°
68°
7
84°
73°
8
83°
72°
9
83°
73°
10
88°
71°
11
85°
71°
12
85°
69°
13
84°
70°
14
88°
72°
15
87°
71°
16
88°
72°
17
88°
72°
18
87°
71°
19
88°
67°
20
87°
67°
21
82°
68°
22
82°
66°
23
83°
66°
24
82°
67°
25
82°
67°
26
83°
68°
27
83°
67°
28
82°
68°
29
86°
66°
30
86°
65°
31
82°
66°
1
85°
68°
2
86°
65°
3
81°
65°
4
82°
67°
5
81°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Swansboro
Swansboro's August 2026 forecast shows daily high temperatures ranging from 81° to 88°, with overnight lows between 65° and 73°. The average high for August is 84° with an average low of 69°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Swansboro. See also: September | October | November.