S
M
T
W
T
F
S
26
86°
71°
27
87°
71°
28
88°
70°
29
89°
71°
30
90°
69°
31
86°
64°
1
83°
68°
2
84°
71°
3
87°
70°
4
86°
69°
5
90°
71°
6
90°
71°
7
89°
70°
8
84°
68°
9
86°
69°
10
86°
65°
11
86°
69°
12
89°
70°
13
90°
69°
14
91°
70°
15
90°
69°
16
91°
70°
17
91°
64°
18
90°
61°
19
84°
61°
20
82°
62°
21
83°
61°
22
83°
62°
23
84°
62°
24
84°
63°
25
87°
62°
26
87°
62°
27
89°
61°
28
84°
60°
29
83°
61°
30
84°
60°
31
86°
62°
1
88°
61°
2
83°
60°
3
82°
66°
4
88°
65°
5
88°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Tennyson
Tennyson's August 2026 forecast shows daily high temperatures ranging from 82° to 91°, with overnight lows between 60° and 71°. The average high for August is 87° 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 Tennyson. See also: September | October | November.