S
M
T
W
T
F
S
26
90°
71°
27
89°
71°
28
88°
72°
29
88°
72°
30
89°
71°
31
90°
73°
1
90°
72°
2
89°
73°
3
92°
73°
4
93°
74°
5
93°
74°
6
92°
73°
7
90°
73°
8
91°
72°
9
92°
73°
10
89°
73°
11
89°
72°
12
90°
73°
13
91°
73°
14
93°
72°
15
93°
73°
16
91°
73°
17
93°
71°
18
94°
72°
19
94°
72°
20
93°
69°
21
91°
70°
22
94°
69°
23
94°
71°
24
93°
70°
25
93°
67°
26
91°
67°
27
89°
66°
28
89°
66°
29
90°
67°
30
89°
68°
31
90°
66°
1
88°
66°
2
88°
67°
3
92°
68°
4
92°
69°
5
91°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Thornton Springs
Thornton Springs's August 2026 forecast shows daily high temperatures ranging from 88° to 94°, with overnight lows between 66° and 74°. The average high for August is 91° 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 Thornton Springs. See also: September | October | November.
