S
M
T
W
T
F
S
26
97°
70°
27
97°
67°
28
93°
68°
29
94°
70°
30
82°
65°
31
85°
63°
1
85°
60°
2
87°
63°
3
88°
61°
4
85°
61°
5
85°
58°
6
82°
59°
7
83°
62°
8
82°
60°
9
85°
65°
10
79°
63°
11
82°
65°
12
84°
61°
13
76°
57°
14
77°
62°
15
82°
65°
16
83°
64°
17
78°
63°
18
78°
64°
19
79°
63°
20
78°
63°
21
81°
64°
22
84°
65°
23
85°
63°
24
81°
63°
25
84°
64°
26
85°
64°
27
84°
63°
28
84°
62°
29
81°
62°
30
75°
61°
31
77°
61°
1
75°
60°
2
74°
61°
3
79°
62°
4
82°
62°
5
76°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Spencer
Spencer's August 2026 forecast shows daily high temperatures ranging from 74° to 97°, with overnight lows between 57° and 70°. The average high for August is 83° with an average low of 63°. 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 Spencer. See also: September | October | November.