S
M
T
W
T
F
S
26
88°
57°
27
95°
59°
28
92°
57°
29
94°
57°
30
95°
61°
31
92°
59°
1
95°
57°
2
89°
56°
3
92°
56°
4
89°
61°
5
91°
59°
6
92°
57°
7
91°
56°
8
88°
55°
9
91°
53°
10
88°
54°
11
91°
58°
12
92°
58°
13
86°
56°
14
89°
56°
15
89°
55°
16
85°
54°
17
85°
54°
18
86°
56°
19
90°
57°
20
92°
54°
21
85°
53°
22
84°
52°
23
84°
51°
24
85°
51°
25
83°
52°
26
83°
50°
27
82°
49°
28
81°
48°
29
83°
49°
30
83°
51°
31
84°
51°
1
83°
47°
2
82°
48°
3
82°
49°
4
81°
46°
5
80°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Roosevelt
Roosevelt's August 2026 forecast shows daily high temperatures ranging from 80° to 95°, with overnight lows between 46° and 61°. The average high for August is 87° with an average low of 54°. 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 Roosevelt. See also: September | October | November.