S
M
T
W
T
F
S
26
81°
64°
27
83°
59°
28
82°
59°
29
83°
61°
30
86°
60°
31
87°
62°
1
88°
60°
2
82°
60°
3
84°
61°
4
81°
59°
5
82°
60°
6
82°
60°
7
83°
61°
8
81°
63°
9
82°
64°
10
82°
65°
11
83°
63°
12
82°
59°
13
87°
65°
14
88°
58°
15
82°
59°
16
82°
63°
17
86°
61°
18
85°
62°
19
86°
61°
20
82°
60°
21
81°
61°
22
82°
60°
23
84°
63°
24
81°
64°
25
81°
63°
26
83°
63°
27
85°
62°
28
87°
63°
29
86°
63°
30
86°
56°
31
80°
57°
1
81°
58°
2
85°
62°
3
84°
62°
4
84°
61°
5
83°
60°
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 80° to 88°, with overnight lows between 56° and 65°. The average high for August is 83° with an average low of 61°. 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.