S
M
T
W
T
F
S
26
85°
65°
27
85°
65°
28
84°
66°
29
86°
64°
30
85°
59°
31
78°
58°
1
77°
62°
2
76°
62°
3
79°
61°
4
83°
64°
5
84°
65°
6
84°
64°
7
82°
61°
8
78°
60°
9
79°
61°
10
80°
58°
11
82°
62°
12
83°
63°
13
85°
64°
14
86°
63°
15
85°
65°
16
87°
62°
17
86°
55°
18
78°
54°
19
76°
54°
20
76°
53°
21
77°
53°
22
77°
54°
23
78°
55°
24
78°
54°
25
80°
54°
26
83°
59°
27
83°
53°
28
77°
53°
29
77°
54°
30
78°
55°
31
79°
53°
1
81°
52°
2
77°
51°
3
76°
56°
4
79°
59°
5
83°
58°
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 76° to 87°, with overnight lows between 51° and 66°. The average high for August is 81° with an average low of 59°. 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.