S
M
T
W
T
F
S
26
105°
74°
27
106°
81°
28
101°
73°
29
104°
76°
30
108°
84°
31
110°
85°
1
108°
79°
2
103°
81°
3
109°
81°
4
106°
82°
5
106°
77°
6
105°
79°
7
104°
78°
8
103°
76°
9
105°
74°
10
105°
68°
11
99°
77°
12
91°
73°
13
87°
70°
14
97°
73°
15
100°
71°
16
103°
71°
17
101°
77°
18
103°
77°
19
104°
77°
20
104°
73°
21
107°
76°
22
109°
76°
23
110°
79°
24
107°
78°
25
108°
77°
26
111°
77°
27
107°
72°
28
107°
73°
29
105°
73°
30
102°
72°
31
104°
72°
1
100°
70°
2
99°
69°
3
100°
70°
4
98°
70°
5
98°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Thatcher
Thatcher's August 2026 forecast shows daily high temperatures ranging from 98° to 111°, with overnight lows between 69° and 79°. The average high for August is 104° with an average low of 73°. 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 Thatcher. See also: September | October | November.