S
M
T
W
T
F
S
26
95°
66°
27
95°
67°
28
93°
66°
29
90°
65°
30
91°
63°
31
93°
66°
1
97°
66°
2
93°
65°
3
97°
64°
4
98°
65°
5
98°
66°
6
99°
64°
7
97°
61°
8
96°
62°
9
94°
60°
10
96°
60°
11
96°
61°
12
97°
64°
13
97°
63°
14
96°
60°
15
94°
63°
16
91°
60°
17
91°
60°
18
92°
58°
19
90°
57°
20
90°
61°
21
91°
58°
22
90°
58°
23
90°
60°
24
91°
60°
25
94°
62°
26
95°
61°
27
96°
62°
28
95°
61°
29
95°
57°
30
90°
56°
31
89°
56°
1
89°
58°
2
90°
57°
3
93°
60°
4
94°
62°
5
95°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Tehama
Tehama's August 2026 forecast shows daily high temperatures ranging from 89° to 99°, with overnight lows between 56° and 67°. The average high for August is 94° 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 Tehama. See also: September | October | November.