S
M
T
W
T
F
S
26
79°
59°
27
79°
61°
28
82°
58°
29
79°
62°
30
79°
65°
31
85°
65°
1
86°
66°
2
86°
65°
3
85°
66°
4
86°
58°
5
82°
56°
6
78°
55°
7
76°
56°
8
76°
56°
9
78°
57°
10
78°
58°
11
79°
61°
12
83°
65°
13
85°
63°
14
84°
60°
15
85°
56°
16
77°
55°
17
78°
54°
18
79°
56°
19
79°
55°
20
77°
55°
21
81°
58°
22
80°
61°
23
84°
62°
24
80°
58°
25
79°
54°
26
76°
61°
27
79°
62°
28
80°
60°
29
83°
62°
30
84°
57°
31
82°
59°
1
74°
58°
2
78°
57°
3
76°
58°
4
79°
60°
5
84°
52°
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 86°, with overnight lows between 52° and 66°. The average high for August is 80° 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 Spencer. See also: September | October | November.