S
M
T
W
T
F
S
26
89°
69°
27
91°
69°
28
91°
68°
29
90°
69°
30
91°
70°
31
92°
69°
1
92°
70°
2
93°
71°
3
93°
71°
4
92°
72°
5
94°
71°
6
94°
70°
7
93°
70°
8
90°
69°
9
87°
67°
10
87°
68°
11
90°
69°
12
92°
69°
13
92°
70°
14
93°
70°
15
90°
69°
16
89°
67°
17
92°
65°
18
92°
62°
19
91°
62°
20
92°
64°
21
93°
66°
22
92°
65°
23
90°
65°
24
87°
63°
25
86°
60°
26
86°
62°
27
87°
59°
28
85°
59°
29
85°
60°
30
86°
60°
31
87°
61°
1
90°
61°
2
88°
62°
3
90°
63°
4
90°
57°
5
86°
63°
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 85° to 94°, with overnight lows between 57° and 72°. The average high for August is 90° with an average low of 66°. 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.