S
M
T
W
T
F
S
26
98°
73°
27
99°
74°
28
102°
76°
29
104°
74°
30
99°
75°
31
99°
76°
1
102°
76°
2
102°
74°
3
98°
73°
4
97°
72°
5
98°
72°
6
99°
73°
7
104°
73°
8
102°
74°
9
104°
74°
10
105°
73°
11
103°
72°
12
101°
74°
13
99°
72°
14
98°
69°
15
99°
72°
16
103°
74°
17
104°
74°
18
105°
73°
19
105°
75°
20
104°
74°
21
104°
73°
22
102°
72°
23
101°
71°
24
99°
68°
25
100°
67°
26
101°
69°
27
103°
70°
28
104°
67°
29
103°
70°
30
104°
69°
31
103°
68°
1
102°
70°
2
103°
71°
3
103°
67°
4
95°
66°
5
94°
66°
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 94° to 105°, with overnight lows between 66° and 76°. The average high for August is 101° with an average low of 72°. 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.