S
M
T
W
T
F
S
26
81°
61°
27
82°
62°
28
83°
62°
29
82°
63°
30
83°
62°
31
82°
62°
1
79°
61°
2
75°
59°
3
75°
55°
4
76°
61°
5
74°
61°
6
75°
57°
7
75°
57°
8
78°
59°
9
80°
60°
10
80°
61°
11
80°
61°
12
79°
60°
13
80°
59°
14
82°
58°
15
82°
61°
16
75°
60°
17
77°
59°
18
79°
61°
19
81°
58°
20
75°
53°
21
76°
51°
22
74°
52°
23
74°
54°
24
75°
53°
25
74°
51°
26
74°
58°
27
75°
55°
28
76°
52°
29
73°
53°
30
73°
51°
31
72°
50°
1
71°
51°
2
72°
55°
3
71°
56°
4
72°
51°
5
73°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Somerset
Somerset's August 2026 forecast shows daily high temperatures ranging from 71° to 83°, with overnight lows between 49° and 63°. The average high for August is 77° with an average low of 57°. 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 Somerset. See also: September | October | November.