S
M
T
W
T
F
S
26
96°
75°
27
97°
74°
28
96°
74°
29
96°
74°
30
97°
76°
31
99°
76°
1
96°
74°
2
92°
67°
3
94°
66°
4
97°
68°
5
100°
69°
6
100°
71°
7
97°
70°
8
94°
70°
9
96°
69°
10
97°
72°
11
96°
74°
12
99°
76°
13
99°
77°
14
100°
75°
15
100°
74°
16
102°
77°
17
106°
76°
18
104°
76°
19
101°
77°
20
105°
77°
21
102°
74°
22
107°
72°
23
101°
71°
24
84°
74°
25
100°
75°
26
98°
70°
27
96°
69°
28
100°
68°
29
96°
66°
30
97°
71°
31
97°
74°
1
96°
73°
2
95°
71°
3
97°
72°
4
94°
71°
5
93°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Dumas City
Dumas City's August 2026 forecast shows daily high temperatures ranging from 93° to 100°, with overnight lows between 66° and 74°. The average high for August is 96° with an average low of 71°. 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 Dumas City. See also: September | October | November.